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

There are many flights that can get you from Illinois to Toronto Pearson Intl Airport in 1h 45m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. Illinois and Toronto Pearson Intl Airport are separated by a distance of 702 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 89. Users have also found prices from C$ 113 and C$ 135 on American Airlines and Air Canada, respectively.

In terms of precipitation, rainfall in Toronto Pearson Intl Airport ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Toronto Pearson Intl Airport when rainfall is around 51.0 mm.

If weather is an important factor for your trip to Toronto Pearson Intl Airport, 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 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

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

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

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

Looking at all options, your cheapest flight can be booked for C$ 135. While the most popular route (Chicago O'Hare Intl - Toronto Pearson Intl) can be booked for C$ 306 on average, our data indicates C$ 412 when flying from Illinois to Toronto Pearson Intl Airport.

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

Consider Korean Air (88%), Finnair (78%) or Republic Airways (76%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Toronto Pearson Intl Airport.

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

United Airlines, Air Canada and American Airlines are the most popular airlines when flying from Illinois to Toronto Pearson Intl Airport.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Illinois to Pearson Intl 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$ 134+ Cheap Flights from Illinois to Toronto Pearson Intl Airport

Cheap flight deals from Illinois to Pearson Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Illinois to Pearson Intl
Explore the most affordable flight options available from Illinois to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Sat 10/103:40 p.m. -

1 stop5h 13m

Mon 12/108:05 a.m. -

Nonstop1h 55m

Deal found 18/9C$ 298

Fri 2/108:40 p.m. -

Nonstop1h 46m

Sun 4/108:05 a.m. -

Nonstop1h 55m

Deal found 17/9C$ 299

Mon 19/102:15 p.m. -

Nonstop1h 46m

Tue 20/108:05 a.m. -

Nonstop1h 55m

Deal found 16/9C$ 301

Thu 8/109:55 a.m. -

Nonstop1h 45m

Sun 11/1012:25 p.m. -

Nonstop1h 58m

Deal found 15/9C$ 302

Thu 1/109:55 a.m. -

Nonstop1h 45m

Sun 4/108:05 a.m. -

Nonstop1h 55m

Deal found 13/9C$ 304

Wed 14/102:15 p.m. -

Nonstop1h 46m

Wed 21/106:50 p.m. -

Nonstop1h 58m

Deal found 16/9C$ 305

Sat 17/108:45 a.m. -

1 stop5h 08m

Wed 21/103:00 p.m. -

1 stop6h 12m

Deal found 16/9C$ 308

Thu 22/1011:05 a.m. -

1 stop6h 07m

Sun 25/108:20 a.m. -

Nonstop2h 03m

Deal found 13/9C$ 313

Mon 2/117:05 a.m. -

1 stop5h 41m

Mon 9/116:55 p.m. -

Nonstop2h 03m

Deal found 18/9C$ 315

Fri 2/109:29 a.m. -

1 stop6h 51m

Sun 4/106:00 a.m. -

1 stop7h 39m

Deal found 18/9C$ 357

Thu 1/109:29 a.m. -

1 stop4h 46m

Sun 4/1012:08 p.m. -

1 stop7h 25m

Deal found 17/9C$ 360

Thu 1/109:29 a.m. -

1 stop3h 05m

Wed 7/106:00 a.m. -

1 stop4h 32m

Deal found 16/9C$ 375

Best flights from Illinois to Pearson Intl
Discover carefully curated flight deals from Illinois to Pearson Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Fri 2/107:09 a.m. -

Nonstop1h 45m

Mon 5/108:50 a.m. -

Nonstop1h 58m

Deal found 14/9C$ 340

Fri 9/109:20 p.m. -

Nonstop1h 39m

Tue 13/106:50 p.m. -

Nonstop1h 58m

Deal found 13/9C$ 340

Sun 15/117:05 a.m. -

1 stop5h 25m

Wed 18/116:00 a.m. -

1 stop8h 59m

Deal found 17/9C$ 375

Thu 22/107:03 a.m. -

1 stop8h 44m

Tue 27/1011:09 a.m. -

1 stop10h 23m

Deal found 13/9C$ 669

Fri 6/117:03 a.m. -

Nonstop1h 44m

Mon 9/117:26 p.m. -

Nonstop2h 22m

Deal found 13/9C$ 340

Sun 13/1211:05 a.m. -

Nonstop1h 58m

Thu 17/128:00 a.m. -

1 stop7h 52m

Deal found 17/9C$ 353

Fri 2/109:20 p.m. -

Nonstop1h 39m

Sun 4/107:00 a.m. -

Nonstop2h 00m

Deal found 17/9C$ 340

Thu 1/109:29 a.m. -

1 stop6h 51m

Sun 4/1012:08 p.m. -

1 stop7h 25m

Deal found 17/9C$ 375

Wed 21/109:52 p.m. -

1 stop11h 12m

Mon 26/104:30 p.m. -

Nonstop2h 13m

Deal found 15/9C$ 354

Thu 15/108:50 a.m. -

Nonstop1h 59m

Sun 18/108:50 a.m. -

Nonstop1h 58m

Deal found 16/9C$ 340

Tue 27/109:29 a.m. -

1 stop3h 07m

Sun 1/116:00 a.m. -

1 stop4h 32m

Deal found 16/9C$ 375

Mon 28/92:52 p.m. -

Nonstop2h 04m

Sun 4/1011:00 a.m. -

Nonstop2h 00m

Deal found 13/9C$ 340

Fri 9/106:44 p.m. -

1 stop3h 12m

Mon 12/1012:10 p.m. -

1 stop6h 50m

Deal found 18/9C$ 375

Wed 28/109:29 a.m. -

1 stop3h 07m

Wed 4/116:00 a.m. -

1 stop7h 47m

Deal found 13/9C$ 376

Wed 14/104:00 p.m. -

1 stop5h 23m

Mon 19/1010:15 a.m. -

Nonstop2h 06m

Deal found 13/9C$ 354

Sat 3/106:40 p.m. -

1 stop3h 19m

Mon 5/102:24 p.m. -

1 stop5h 09m

Deal found 13/9C$ 376

Fri 16/102:37 p.m. -

1 stop8h 17m

Mon 19/109:00 p.m. -

Nonstop2h 06m

Deal found 14/9C$ 354

Tue 5/15:45 p.m. -

1 stop21h 33m

Fri 8/16:15 a.m. -

1 stop11h 39m

Deal found 15/9C$ 1,206

Sun 15/119:30 a.m. -

1 stop6h 50m

Wed 18/119:45 a.m. -

1 stop4h 06m

Deal found 13/9C$ 376

Sat 10/106:44 p.m. -

1 stop3h 12m

Tue 13/1012:10 p.m. -

1 stop6h 50m

Deal found 15/9C$ 376

Fri 2/109:29 a.m. -

1 stop6h 51m

Sun 4/106:00 a.m. -

1 stop7h 39m

Deal found 15/9C$ 376

Sat 3/109:29 a.m. -

1 stop4h 46m

Sun 4/106:00 a.m. -

1 stop4h 07m

Deal found 15/9C$ 382

Sat 31/104:42 p.m. -

1 stop20h 58m

Sat 7/116:30 a.m. -

1 stop10h 32m

Deal found 16/9C$ 677

Thu 12/1112:14 p.m. -

2 stops24h 26m

Mon 16/116:30 a.m. -

1 stop17h 46m

Deal found 17/9C$ 761

Thu 29/106:48 p.m. -

1 stop15h 11m

Thu 5/117:09 a.m. -

1 stop14h 12m

Deal found 14/9C$ 1,066

Wed 25/116:35 p.m. -

2 stops19h 45m

Sun 29/117:00 a.m. -

1 stop17h 59m

Deal found 13/9C$ 802

Tue 13/106:48 p.m. -

1 stop16h 46m

Tue 20/101:15 p.m. -

1 stop8h 10m

Deal found 14/9C$ 1,067

Mon 19/101:29 p.m. -

1 stop8h 57m

Tue 20/109:00 p.m. -

1 stop25h 21m

Deal found 17/9C$ 743

Mon 19/106:00 a.m. -

1 stop3h 59m

Thu 22/103:14 p.m. -

1 stop3h 51m

Deal found 16/9C$ 1,107

Tue 3/118:00 a.m. -

1 stop5h 25m

Sat 7/112:10 p.m. -

Nonstop2h 16m

Deal found 14/9C$ 958

Find flight deals from Illinois to Pearson Intl

Round-trip from	C$ 298
One-way from	C$ 134
Popular in	August
Cheapest in	March
Average price	C$ 417
Good round-trip deal	C$ 321 or less
Good one-way deal	C$ 260 or less

Air Canada
22/10-25/10
1 total stop
8h 10m total
Illinois to Toronto

Search Deals

Air Canada
22/10-31/12
Nonstop
1h 46m total
Illinois to Toronto

Search Deals

Highest demand for flights based on searches. 5% potential increase in price (C$ 30 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease (C$ 5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

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

Search Deals

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

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Wed 25/11

8:29 a.m.-1:30 p.m.

1 stop4h 01m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Tue 13/10

9:52 p.m.-10:04 a.m.

1 stop11h 12m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Fri 9/10

1:26 p.m.-10:56 p.m.

1 stop8h 30m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Sun 13/12

5:55 a.m.-5:49 p.m.

1 stop10h 54m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Sun 1/11

5:29 p.m.-10:56 p.m.

1 stop4h 27m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Tue 6/10

7:30 a.m.-1:47 p.m.

1 stop5h 17m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Thu 1/10

8:55 a.m.-1:34 p.m.

1 stop3h 39m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Thu 15/10

5:00 a.m.-1:47 p.m.

1 stop7h 47m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Thu 22/10

1:55 p.m.-10:56 p.m.

1 stop8h 01m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

ChicagoToronto

ORD Chicago O'Hare Intl - YYZ Toronto Pearson Intl

ORDYYZ

Chicago O'Hare Intl

Wed 28/10

6:59 a.m.-1:43 p.m.

1 stop5h 44m

Toronto Pearson Intl

Wed 31/12

12:00 a.m.-11:00 p.m.

Nonstop0h 00m

C$ 147

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from Illinois to Pearson Intl

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

ORD-YYZ

STL-YYZ

MDW-YYZ

EVV-YYZ

CMI-YYZ

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 Illinois to Toronto Pearson Intl Airport

USIL-YYZ

ORD-YYZ

STL-YYZ

MDW-YYZ

EVV-YYZ

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Toronto Pearson Intl Airport (average of C$ 403). Flying from Illinois to Toronto Pearson Intl Airport in August is currently the most expensive (average of C$ 575). 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 IL to YYZ?

Unlike in the morning, when flights are generally more expensive, you can save up to 30% on flights from Illinois to Toronto Pearson Intl Airport by exploring options for tickets in the evening.

Weekly flight availability from Illinois to Toronto Pearson Intl Airport

The most flights from USIL to YYZ are scheduled on a Thursday (70 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

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

Airfare is below average for this route at the moment.

Illinois to Toronto Pearson Intl Airport flights typically cost between C$ 385 and C$ 616 in October.
The cheapest round-trip price found within the last 5 days was C$ 298 on Air Canada (22 Oct-25 Oct).

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

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Toronto Pearson Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

Related info for your journey

How long is the flight from Illinois to Toronto Pearson Intl Airport?
There are many flights that can get you from Illinois to Toronto Pearson Intl Airport in 1h 45m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. Illinois and Toronto Pearson Intl Airport are separated by a distance of 702 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines to fly from Illinois to Toronto Pearson Intl Airport one-way?
For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 89. Users have also found prices from C$ 113 and C$ 135 on American Airlines and Air Canada, respectively.
What are the most popular routes from Illinois to Toronto Pearson Intl Airport?
Most travellers choose Chicago O'Hare Intl - Toronto Pearson Intl, Chicago Midway - Toronto Pearson Intl or Lambert-St Louis - Toronto Pearson Intl when deciding on the best route from Illinois to Toronto Pearson Intl Airport.
What are the most reliable airlines from Illinois to Toronto Pearson Intl Airport?
Consider Korean Air (88%), Finnair (78%) or Republic Airways (76%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Toronto Pearson Intl Airport.
What are the cheapest flights from Illinois to Toronto Pearson Intl Airport?
Looking at all options, your cheapest flight can be booked for C$ 135. While the most popular route (Chicago O'Hare Intl - Toronto Pearson Intl) can be booked for C$ 306 on average, our data indicates C$ 412 when flying from Illinois to Toronto Pearson Intl Airport.
Can I find deals for flights from Illinois to Pearson Intl that include hotel bookings?
Yes. In addition to deals on Illinois to Pearson Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Illinois to Pearson Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Pearson Intl.
Can I find deals for business class flights from Illinois to Pearson Intl?
Yes. Cheapflights offers flight deals from Illinois to Pearson Intl 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 Illinois to Toronto Pearson Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Illinois to Toronto Pearson Intl Airport (average of C$ 403). Flying from Illinois to Toronto Pearson Intl Airport in August is currently the most expensive (average of C$ 575). 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.

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Top 3 airlines flying from Illinois to Pearson Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	CheapestC$ 136	AverageC$ 665	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
Air Canada	CheapestC$ 288	AverageC$ 473	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 350	AverageC$ 457	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Pearson Intl. 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 Illinois to Pearson Intl?

Cheapflights helps you find that perfect flight to Pearson Intl from Illinois 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 Illinois to Pearson Intl with no change fees?

Certainly. Search results for flights to Pearson Intl from Illinois 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 Illinois to Pearson Intl become cheaper?

Not ready to book yet? You can track prices for flights from Illinois to Pearson Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Illinois to Toronto Pearson Intl Airport from C$ 134

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 22/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Illinois to Pearson Intl

Cheapest flights from Illinois to Pearson IntlExplore the most affordable flight options available from Illinois to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Illinois to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Illinois to Pearson IntlDiscover carefully curated flight deals from Illinois to Pearson Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Discover carefully curated flight deals from Illinois to Pearson Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Direct flights from Illinois to Pearson IntlExplore direct flight options from Illinois to Pearson Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 September 2026.

Explore direct flight options from Illinois to Pearson Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 September 2026.

Last-minute flights from Illinois to Pearson IntlDiscover last-minute flight deals from Illinois to Pearson Intl. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Illinois to Pearson Intl. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Illinois to Pearson IntlSearch for one-way flight options from Illinois to Pearson Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Search for one-way flight options from Illinois to Pearson Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Find flight deals from Illinois to Pearson Intl

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 Illinois to Toronto Pearson Intl Airport that are best for you.

Best time to book a flight from Illinois to Pearson Intl

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

Cheapflights Insights

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

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

Find hourly flight availability from Illinois to Pearson Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 30% on flights from Illinois to Toronto Pearson Intl Airport by exploring options for tickets in the evening.

Weekly flight availability from Illinois to Toronto Pearson Intl Airport

The most flights from USIL to YYZ are scheduled on a Thursday (70 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (44 on average).

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

Airfare is below average for this route at the moment.

Illinois to Toronto Pearson Intl Airport flights typically cost between C$ 385 and C$ 616 in October.The cheapest round-trip price found within the last 5 days was C$ 298 on Air Canada (22 Oct-25 Oct).

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

Booking 65 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Toronto Pearson Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Use this chart to determine the cheapest time to fly round-trip from Illinois to Pearson Intl. Price data was last updated on 12 September 2026.

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

Related info for your journey

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

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

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

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

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

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

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Illinois and Pearson Intl flights

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Other flights to Pearson Intl

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Illinois to Pearson Intl flights

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Cheapest flights from Illinois to Pearson Intl
Explore the most affordable flight options available from Illinois to Pearson Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Illinois to Pearson Intl
Discover carefully curated flight deals from Illinois to Pearson Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 18 September 2026.

Direct flights from Illinois to Pearson Intl
Explore direct flight options from Illinois to Pearson Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 September 2026.

Last-minute flights from Illinois to Pearson Intl
Discover last-minute flight deals from Illinois to Pearson Intl. Data last updated 18 September 2026 and is based on user searches.

One-way flights from Illinois to Pearson Intl
Search for one-way flight options from Illinois to Pearson Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2026.

Illinois to Toronto Pearson Intl Airport flights typically cost between C$ 385 and C$ 616 in October.
The cheapest round-trip price found within the last 5 days was C$ 298 on Air Canada (22 Oct-25 Oct).