How long is the flight from Toronto Pearson Intl Airport to Illinois?

Delta can get you from Toronto Pearson Intl Airport to Illinois in just under 5h 02m. Your travel time can differ by up to . Toronto Pearson Intl Airport and Illinois are separated by a distance of 702 km.

What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Illinois one-way?

The cheapest airlines for a one-way flight from Toronto Pearson Intl Airport to Illinois are United Airlines (C$ 157), Air Canada (C$ 165), and American Airlines (C$ 167).

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 mm per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

What are the most popular routes from Toronto Pearson Intl Airport to Illinois?

Most travellers choose Toronto Pearson Intl - Chicago O'Hare Intl, Toronto Pearson Intl - Chicago Midway or Toronto Pearson Intl - Lambert-St Louis when deciding on the best route from Toronto Pearson Intl Airport to Illinois.

What are the cheapest flights from Toronto Pearson Intl Airport to Illinois?

On average you can expect to pay C$ 1,380 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 279 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 355.

What are the most reliable airlines from Toronto Pearson Intl Airport to Illinois?

Consider Sun Country Air (100%), Royal Jordanian (91%) or Copa Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to Illinois.

What are the most popular airlines that fly from Toronto Pearson Intl Airport to Illinois?

When booking a flight from Toronto Pearson Intl Airport to Illinois, you may want to consider flying on Air Canada, United Airlines or American Airlines as they are the most popular for this route.

Can I find deals for flights from Pearson Intl to Illinois that include hotel bookings?

Yes. In addition to deals on Pearson Intl to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Pearson Intl to Illinois?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to Illinois.

Can I find deals for business class flights from Pearson Intl to Illinois?

Yes. Cheapflights offers flight deals from Pearson Intl to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 216+ Cheap Flights from Toronto Pearson Intl Airport to Illinois

Cheap flight deals from Pearson Intl to Illinois

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Pearson Intl to Illinois
Explore the most affordable flight options available from Pearson Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Sat 14/117:44 p.m. -

1 stop5h 17m

Sun 15/117:03 a.m. -

Nonstop1h 44m

Deal found 31/10C$ 332

Tue 15/1212:55 p.m. -

1 stop6h 46m

Tue 15/129:21 p.m. -

Nonstop1h 38m

Deal found 3/11C$ 362

Wed 16/126:55 p.m. -

Nonstop2h 03m

Wed 23/128:50 p.m. -

Nonstop1h 42m

Deal found 1/11C$ 385

Sun 27/128:05 a.m. -

Nonstop2h 03m

Fri 1/18:55 p.m. -

Nonstop1h 42m

Deal found 1/11C$ 387

Thu 19/114:30 p.m. -

Nonstop2h 13m

Sun 22/118:45 a.m. -

Nonstop1h 42m

Deal found 1/11C$ 390

Fri 11/128:40 p.m. -

1 stop12h 05m

Sat 12/1211:05 a.m. -

Nonstop1h 58m

Deal found 1/11C$ 397

Mon 7/126:55 p.m. -

Nonstop2h 03m

Thu 10/1212:50 p.m. -

Nonstop1h 43m

Deal found 4/11C$ 399

Wed 25/116:00 a.m. -

1 stop4h 46m

Sun 29/119:30 a.m. -

1 stop3h 00m

Deal found 1/11C$ 455

Thu 26/116:00 a.m. -

1 stop6h 25m

Sun 29/111:31 p.m. -

1 stop8h 26m

Deal found 1/11C$ 459

Sat 14/116:00 a.m. -

1 stop4h 46m

Sun 15/119:30 a.m. -

1 stop3h 00m

Deal found 31/10C$ 462

Wed 16/129:45 a.m. -

1 stop4h 16m

Thu 7/11:59 p.m. -

1 stop8h 00m

Deal found 4/11C$ 493

Sat 28/116:00 a.m. -

1 stop7h 51m

Sun 29/111:31 p.m. -

1 stop8h 26m

Deal found 1/11C$ 501

Best flights from Pearson Intl to Illinois
Discover carefully curated flight deals from Pearson Intl to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Sat 19/127:44 p.m. -

1 stop5h 17m

Sat 2/18:50 p.m. -

Nonstop1h 42m

Deal found 1/11C$ 454

Wed 9/1212:15 p.m. -

1 stop5h 02m

Sat 12/125:02 p.m. -

1 stop5h 05m

Deal found 31/10C$ 459

Tue 17/115:55 p.m. -

Nonstop2h 10m

Wed 25/115:00 a.m. -

1 stop5h 48m

Deal found 1/11C$ 472

Sun 15/116:00 a.m. -

1 stop5h 39m

Wed 18/117:05 a.m. -

1 stop3h 14m

Deal found 1/11C$ 459

Sat 21/116:40 p.m. -

1 stop6h 21m

Sun 22/118:45 a.m. -

Nonstop1h 42m

Deal found 31/10C$ 462

Sun 15/116:45 a.m. -

Nonstop2h 09m

Wed 18/117:03 a.m. -

Nonstop1h 44m

Deal found 1/11C$ 472

Tue 8/126:00 a.m. -

1 stop4h 37m

Wed 9/129:37 a.m. -

1 stop6h 43m

Deal found 1/11C$ 459

Fri 20/116:40 p.m. -

1 stop6h 21m

Sun 22/118:45 a.m. -

Nonstop1h 42m

Deal found 31/10C$ 471

Sat 19/126:45 a.m. -

Nonstop2h 12m

Tue 22/127:00 a.m. -

1 stop5h 43m

Deal found 31/10C$ 473

Sat 5/126:00 a.m. -

1 stop4h 37m

Mon 7/129:37 a.m. -

1 stop6h 43m

Deal found 31/10C$ 459

Sat 21/117:44 p.m. -

1 stop12h 45m

Sun 29/118:45 a.m. -

Nonstop1h 42m

Deal found 31/10C$ 471

Fri 20/116:00 a.m. -

1 stop7h 51m

Wed 2/121:41 p.m. -

1 stop8h 26m

Deal found 1/11C$ 459

Sun 15/116:00 a.m. -

1 stop4h 46m

Wed 18/119:30 a.m. -

1 stop3h 00m

Deal found 1/11C$ 459

Fri 4/126:00 a.m. -

1 stop4h 37m

Mon 7/129:37 a.m. -

1 stop6h 43m

Deal found 3/11C$ 469

Sat 12/129:45 a.m. -

1 stop4h 16m

Tue 15/129:37 a.m. -

1 stop6h 43m

Deal found 2/11C$ 469

Wed 9/126:00 a.m. -

1 stop4h 37m

Tue 15/129:37 a.m. -

1 stop6h 43m

Deal found 4/11C$ 480

Wed 25/116:00 a.m. -

1 stop4h 46m

Sun 29/111:31 p.m. -

1 stop8h 26m

Deal found 4/11C$ 480

Thu 26/116:00 a.m. -

1 stop6h 25m

Sun 29/119:30 a.m. -

1 stop3h 00m

Deal found 4/11C$ 480

Fri 4/1212:15 p.m. -

1 stop6h 46m

Sun 6/121:41 p.m. -

1 stop8h 26m

Deal found 4/11C$ 480

Wed 6/112:10 p.m. -

1 stop5h 17m

Tue 2/37:00 a.m. -

1 stop3h 29m

Deal found 3/11C$ 494

Thu 7/19:45 a.m. -

1 stop4h 32m

Thu 14/16:40 p.m. -

1 stop3h 19m

Deal found 2/11C$ 494

Wed 25/119:45 a.m. -

1 stop5h 14m

Sun 29/118:29 a.m. -

1 stop4h 01m

Deal found 3/11C$ 507

Find flight deals from Pearson Intl to Illinois

Round-trip from	C$ 355
One-way from	C$ 216
Popular in	October
Cheapest in	February
Average price	C$ 402
Good round-trip deal	C$ 666 or less
Good one-way deal	C$ 396 or less

17/2-24/2
2 total stops
23h 09m total
Toronto to Illinois

Search Deals

British Airways
9/11-31/12
Nonstop
2h 30m total
Toronto to Illinois

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (C$ 15 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Price to beat on a round-trip flight from Toronto Pearson Intl to Illinois.

Search Deals

Price to beat on a one-way flight from Toronto Pearson Intl to Illinois.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Thu 3/12

5:55 p.m.-7:05 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 260

Quickest round-trip

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Tue 1/12

6:45 a.m.-7:54 a.m.

Nonstop2h 09m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 268

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 28/11

6:45 a.m.-7:54 a.m.

Nonstop2h 09m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 268

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Fri 4/12

8:35 a.m.-9:44 a.m.

Nonstop2h 09m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 268

TorontoChicago

YYZ Toronto Pearson Intl - MDW Chicago Midway

YYZMDW

Toronto Pearson Intl

Fri 4/12

2:25 p.m.-6:01 p.m.

1 stop4h 36m

Chicago Midway

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 270

TorontoChicago

YYZ Toronto Pearson Intl - MDW Chicago Midway

YYZMDW

Toronto Pearson Intl

Sun 6/12

6:00 a.m.-1:01 p.m.

1 stop8h 01m

Chicago Midway

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 270

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Mon 11/1

9:45 a.m.-4:27 p.m.

1 stop7h 42m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 271

TorontoChicago

YYZ Toronto Pearson Intl - ORD Chicago O'Hare Intl

YYZORD

Toronto Pearson Intl

Sat 9/1

6:10 a.m.-9:53 a.m.

1 stop4h 43m

Chicago O'Hare Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 271

TorontoChicago

YYZ Toronto Pearson Intl - MDW Chicago Midway

YYZMDW

Toronto Pearson Intl

Thu 17/12

12:15 p.m.-6:01 p.m.

1 stop6h 46m

Chicago Midway

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 271

TorontoChicago

YYZ Toronto Pearson Intl - MDW Chicago Midway

YYZMDW

Toronto Pearson Intl

Tue 1/12

6:00 a.m.-9:37 a.m.

1 stop4h 37m

Chicago Midway

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 271

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/11

Showing 1-10 of 43 resultsSorted by cheapest first

...

Best time to book a flight from Pearson Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Pearson Intl with our price prediction graph.

YYZ-ORD

YYZ-MDW

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Toronto Pearson Intl Airport to Illinois

YYZ-USIL

YYZ-ORD

YYZ-MDW

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Illinois?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 373). Flying from Toronto Pearson Intl Airport to Illinois in December is currently the most expensive (average of C$ 486). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YYZ to IL?

It’s typically best to fly out from Toronto Pearson Intl Airport to Illinois in the evening. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Toronto Pearson Intl Airport to Illinois

The most flights from YYZ to USIL are scheduled on a Monday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to Illinois?

Airfare is typical for this route at the moment.

Toronto Pearson Intl Airport to Illinois flights typically cost between C$ 338 and C$ 853 in February.
The cheapest round-trip price found within the last 5 days was C$ 355 on Multiple Airlines (17 Feb-24 Feb).

How far ahead should I book a flight from Toronto Pearson Intl Airport to Illinois?

The price you pay for your flight from Toronto Pearson Intl Airport to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Toronto Pearson Intl Airport to Illinois?

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with Porter Airlines,United Airlines, andWestJet from Toronto Pearson Intl Airport to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Porter Airlines

8.0

Very good

467 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

United Airlines

7.3

Good

10,463 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

WestJet

7.2

Good

3,441 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Air Canada

7.1

Good

11,859 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

American Airlines

7.0

Good

12,231 reviews

Porter Airlines

8.0

Very good

467 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

D,Sep 2026

YHM - YVR

Related info for your journey

How long is the flight from Toronto Pearson Intl Airport to Illinois?
Delta can get you from Toronto Pearson Intl Airport to Illinois in just under 5h 02m. Your travel time can differ by up to . Toronto Pearson Intl Airport and Illinois are separated by a distance of 702 km.
What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Illinois one-way?
The cheapest airlines for a one-way flight from Toronto Pearson Intl Airport to Illinois are United Airlines (C$ 157), Air Canada (C$ 165), and American Airlines (C$ 167).
What are the most popular routes from Toronto Pearson Intl Airport to Illinois?
Most travellers choose Toronto Pearson Intl - Chicago O'Hare Intl, Toronto Pearson Intl - Chicago Midway or Toronto Pearson Intl - Lambert-St Louis when deciding on the best route from Toronto Pearson Intl Airport to Illinois.
What are the most reliable airlines from Toronto Pearson Intl Airport to Illinois?
Consider Sun Country Air (100%), Royal Jordanian (91%) or Copa Airlines (88%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to Illinois.
What are the cheapest flights from Toronto Pearson Intl Airport to Illinois?
On average you can expect to pay C$ 1,380 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 279 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 355.
Can I find deals for flights from Pearson Intl to Illinois that include hotel bookings?
Yes. In addition to deals on Pearson Intl to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Pearson Intl to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to Illinois.
Can I find deals for business class flights from Pearson Intl to Illinois?
Yes. Cheapflights offers flight deals from Pearson Intl to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Illinois?
Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 373). Flying from Toronto Pearson Intl Airport to Illinois in December is currently the most expensive (average of C$ 486). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Pearson Intl to Illinois

Toronto Island to Newark flights

Pearson Intl to John F Kennedy Intl flights

Pearson Intl to Newark flights

Toronto Island to LaGuardia flights

Pearson Intl to LaGuardia flights

Pearson Intl to Fort Lauderdale flights

Pearson Intl to Miami flights

Pearson Intl to Orlando flights

Toronto Island to John F Kennedy Intl flights

Pearson Intl to Las Vegas flights

Hamilton to Newark flights

Toronto Island to Fort Lauderdale flights

Toronto Island to Orlando flights

Pearson Intl to Dallas/Fort Worth flights

Pearson Intl to Tampa flights

Pearson Intl to Los Angeles flights

Pearson Intl to Boston flights

Pearson Intl to Sky Harbor Intl flights

Pearson Intl to Hobby flights

Toronto Island to Miami flights

Pearson Intl to Fort Myers flights

Toronto Island to Boston flights

Pearson Intl to George Bush Intcntl flights

Pearson Intl to O'Hare Intl flights

Pearson Intl to Reagan-National flights

Pearson Intl to Atlanta flights

Hamilton to Fort Lauderdale flights

Hamilton to Orlando flights

Pearson Intl to Seattle flights

Pearson Intl to Dulles Intl flights

Pearson Intl to San Francisco flights

Pearson Intl to Ontario flights

Hamilton to Miami flights

Toronto Island to O'Hare Intl flights

Pearson Intl to Austin flights

Pearson Intl to Long Beach flights

Pearson Intl to Midway flights

Pearson Intl to San Diego flights

Toronto Island to Tampa flights

Pearson Intl to Nashville flights

Pearson Intl to Honolulu flights

Toronto Island to Sky Harbor Intl flights

Toronto Island to Las Vegas flights

Toronto Island to Fort Myers flights

Toronto Island to Dulles Intl flights

Toronto Island to Los Angeles flights

Hamilton to John F Kennedy Intl flights

Pearson Intl to Baltimore flights

Pearson Intl to Denver flights

Top 5 airlines flying from Pearson Intl to Illinois

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 263	AverageC$ 473	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 298	AverageC$ 422	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	CheapestC$ 303	AverageC$ 457	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 305	AverageC$ 518	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
WestJet	CheapestC$ 386	AverageC$ 476	FlexibilityNo cancel fee	On-time60%	Search WestJet flights

Fly with Cheapflights

How does Cheapflights help users find flights from Pearson Intl to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pearson Intl to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to Illinois?

Cheapflights helps you find that perfect flight to Illinois from Pearson Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Pearson Intl to Illinois with no change fees?

Certainly. Search results for flights to Illinois from Pearson Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pearson Intl to Illinois become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Toronto Pearson Intl Airport to Illinois from C$ 216

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Pearson Intl to Illinois

Cheapest flights from Pearson Intl to IllinoisExplore the most affordable flight options available from Pearson Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Explore the most affordable flight options available from Pearson Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from Pearson Intl to IllinoisDiscover carefully curated flight deals from Pearson Intl to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Discover carefully curated flight deals from Pearson Intl to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from Pearson Intl to IllinoisExplore direct flight options from Pearson Intl to Illinois based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Explore direct flight options from Pearson Intl to Illinois based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from Pearson Intl to IllinoisDiscover last-minute flight deals from Pearson Intl to Illinois. Data last updated 5 November 2026 and is based on user searches.

Discover last-minute flight deals from Pearson Intl to Illinois. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Pearson Intl to IllinoisSearch for one-way flight options from Pearson Intl to Illinois. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Search for one-way flight options from Pearson Intl to Illinois. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Find flight deals from Pearson Intl to Illinois

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

Best time to book a flight from Pearson Intl to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Pearson Intl with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Illinois?

What is the cheapest time of day to fly from YYZ to IL?

Find hourly flight availability from Pearson Intl to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 November 2026.

It’s typically best to fly out from Toronto Pearson Intl Airport to Illinois in the evening. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Toronto Pearson Intl Airport to Illinois

The most flights from YYZ to USIL are scheduled on a Monday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (52 on average).

How much does it cost to fly round-trip from Toronto Pearson Intl Airport to Illinois?

Airfare is typical for this route at the moment.

Toronto Pearson Intl Airport to Illinois flights typically cost between C$ 338 and C$ 853 in February.The cheapest round-trip price found within the last 5 days was C$ 355 on Multiple Airlines (17 Feb-24 Feb).

How far ahead should I book a flight from Toronto Pearson Intl Airport to Illinois?

The price you pay for your flight from Toronto Pearson Intl Airport to Illinois may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Toronto Pearson Intl Airport to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Pearson Intl to Illinois. Price data was last updated on 31 October 2026.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get a feel of what it's like to fly with Porter Airlines,United Airlines, andWestJet from Toronto Pearson Intl Airport to Illinois by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Toronto Pearson Intl Airport to Illinois?

What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Illinois one-way?

What are the most popular routes from Toronto Pearson Intl Airport to Illinois?

What are the most reliable airlines from Toronto Pearson Intl Airport to Illinois?

What are the cheapest flights from Toronto Pearson Intl Airport to Illinois?

Can I find deals for flights from Pearson Intl to Illinois that include hotel bookings?

How can I find direct flights from Pearson Intl to Illinois?

Can I find deals for business class flights from Pearson Intl to Illinois?

What is the cheapest month to book a flight from Toronto Pearson Intl Airport to Illinois?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Pearson Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Pearson Intl to Illinois by cabin class

Find flights from Pearson Intl to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Pearson Intl and Illinois flights

Browse other Pearson Intl and Illinois flight options. Last updated on 5 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Pearson Intl to Illinois flights

Consider these flights travelling from Pearson Intl to Illinois.

Top 5 airlines flying from Pearson Intl to Illinois

Fly with Cheapflights

How does Cheapflights help users find flights from Pearson Intl to Illinois?

Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to Illinois?

Can Cheapflights find flights from Pearson Intl to Illinois with no change fees?

Can Cheapflights notify me if prices for flights from Pearson Intl to Illinois become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Pearson Intl to Illinois
Explore the most affordable flight options available from Pearson Intl to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2026.

Best flights from Pearson Intl to Illinois
Discover carefully curated flight deals from Pearson Intl to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 5 November 2026.

Direct flights from Pearson Intl to Illinois
Explore direct flight options from Pearson Intl to Illinois based on user searches, and compare prices and availability for your desired travel dates. Data last updated 5 November 2026.

Last-minute flights from Pearson Intl to Illinois
Discover last-minute flight deals from Pearson Intl to Illinois. Data last updated 5 November 2026 and is based on user searches.

One-way flights from Pearson Intl to Illinois
Search for one-way flight options from Pearson Intl to Illinois. Find affordable one-way fares based on user searches. Data last updated 5 November 2026.

Toronto Pearson Intl Airport to Illinois flights typically cost between C$ 338 and C$ 853 in February.
The cheapest round-trip price found within the last 5 days was C$ 355 on Multiple Airlines (17 Feb-24 Feb).