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Cheap flights from Toronto Pearson Intl Airport to Illinois from C$ 166

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pearson Intl to Illinois

Enter your travel dates to find the best prices.

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 29 January 2026.

Fri 19/67:00 a.m.
YYZ
-
ORD
Nonstop2h 00m
United Airlines
Sun 21/69:15 p.m.
ORD
-
YYZ
Nonstop1h 44m
United Airlines
Deal found 27/1C$ 257
Thu 19/22:15 p.m.
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Mon 2/38:40 p.m.
ORD
-
YYZ
Nonstop1h 39m
Air Canada
Deal found 27/1C$ 258
Thu 19/28:45 a.m.
YYZ
-
ORD
Nonstop2h 05m
Lufthansa
Mon 23/26:28 p.m.
ORD
-
YYZ
Nonstop1h 53m
Lufthansa
Deal found 27/1C$ 261
Thu 19/28:00 a.m.
YYZ
-
ORD
1 stop7h 55m
Air Canada
Mon 23/210:00 a.m.
ORD
-
YYZ
Nonstop1h 40m
Air Canada
Deal found 26/1C$ 262
Tue 17/37:00 a.m.
YYZ
-
ORD
1 stop5h 18m
Air Canada
Tue 2/68:20 p.m.
ORD
-
YYZ
Nonstop1h 43m
Air Canada
Deal found 28/1C$ 269
Thu 5/39:00 p.m.
YYZ
-
ORD
Nonstop2h 04m
United Airlines
Wed 11/31:06 p.m.
ORD
-
YYZ
1 stop4h 51m
United Airlines
Deal found 27/1C$ 270
Tue 2/67:40 p.m.
YYZ
-
ORD
1 stop4h 41m
United Airlines
Sat 6/67:08 a.m.
ORD
-
YYZ
Nonstop1h 45m
United Airlines
Deal found 26/1C$ 277
Fri 20/212:45 p.m.
YYZ
-
ORD
1 stop5h 15m
United Airlines
Thu 26/27:07 a.m.
ORD
-
YYZ
Nonstop1h 51m
United Airlines
Deal found 27/1C$ 278
Thu 19/26:15 a.m.
YYZ
-
MDW
1 stop3h 39m
Delta
Mon 23/26:17 p.m.
MDW
-
YYZ
1 stop3h 23m
Delta
Deal found 28/1C$ 305
Wed 25/26:15 a.m.
YYZ
-
MDW
1 stop3h 39m
WestJet
Wed 4/36:20 p.m.
MDW
-
YYZ
1 stop3h 20m
WestJet
Deal found 28/1C$ 320
Mon 20/412:16 p.m.
YYZ
-
MDW
1 stop6h 42m
WestJet
Thu 23/49:27 a.m.
MDW
-
YYZ
1 stop4h 53m
WestJet
Deal found 26/1C$ 322
Tue 14/46:10 a.m.
YYZ
-
MDW
1 stop3h 37m
WestJet
Thu 30/49:27 a.m.
MDW
-
YYZ
1 stop4h 53m
WestJet
Deal found 28/1C$ 323

Find flight deals from Pearson Intl to Illinois

Keep the following information in mind while searching for Pearson Intl to Illinois flight deals. Data was last updated 29 January 2026.

Round-trip from

C$ 257

One-way from

C$ 166

Popular in

January

Cheapest in

July

Average price

C$ 398

Good round-trip deal

C$ 551 or less

Good one-way deal

C$ 332 or less
United Airlines
  • United Airlines
  • 19/6-21/6
  • Nonstop
  • 3h 44m total
  • Toronto to Illinois
Search Deals
United Airlines
  • United Airlines
  • 28/2
  • Nonstop
  • 2h 05m total
  • Toronto to Illinois
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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

 
Customize your flight search to find flights from Pearson Intl to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Illinois that are best for you.

Fly from

Pearson Intl

Fly to

Illinois

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 20/6

9:00 p.m.-10:05 p.m.

Nonstop2h 05m

Chicago O'Hare Intl

Tue 23/6

9:15 p.m.-11:59 p.m.

Nonstop1h 44m

C$ 257

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 17/2

8:45 a.m.-9:50 a.m.

Nonstop2h 05m

Chicago O'Hare Intl

Tue 24/2

1:12 p.m.-4:02 p.m.

Nonstop1h 50m

C$ 257

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 10/3

9:00 p.m.-10:04 p.m.

Nonstop2h 04m

Chicago O'Hare Intl

Tue 31/3

1:00 p.m.-7:02 p.m.

1 stop5h 02m

C$ 270

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 20/2

3:30 p.m.-4:39 p.m.

Nonstop2h 09m

Chicago O'Hare Intl

Thu 26/2

6:00 a.m.-11:48 a.m.

1 stop4h 48m

C$ 270

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/6

2:50 p.m.-11:12 p.m.

1 stop9h 22m

Chicago O'Hare Intl

Tue 9/6

3:00 p.m.-5:58 p.m.

Nonstop1h 58m

C$ 278

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 25/2

7:40 p.m.-11:43 p.m.

1 stop5h 03m

Chicago O'Hare Intl

Thu 26/2

6:00 a.m.-11:48 a.m.

1 stop4h 48m

C$ 291

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 27/2

8:45 a.m.-9:50 a.m.

Nonstop2h 05m

Chicago O'Hare Intl

Mon 2/3

1:02 p.m.-6:57 p.m.

1 stop4h 55m

C$ 297

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 11/3

5:30 p.m.-6:40 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Fri 13/3

12:35 p.m.-11:46 p.m.

1 stop10h 11m

C$ 297

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 10/3

5:30 p.m.-6:40 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Sat 14/3

6:25 p.m.-9:18 p.m.

Nonstop1h 53m

C$ 297

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 7/3

5:30 p.m.-6:40 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Wed 11/3

11:11 a.m.-2:01 p.m.

Nonstop1h 50m

C$ 297

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 60 results
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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.
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

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

Currently, August is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 175). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of C$ 288). 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?

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 29 January 2026.

It’s typically best to fly out from Toronto Pearson Intl Airport to Illinois in the evening. Doing so could potentially save you 43% on the flight price compared to flying at noon, which is usually more expensive.

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 24 January 2026.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Illinois flight should consider departing on Thursday 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.

Weekly flight availability from Toronto Pearson Intl Airport to Illinois

Explore weekly flight availability from Pearson Intl to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 January 2026.

The most flights from YYZ to USIL are scheduled on a Thursday (60 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (43 on average).

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

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated 29 January 2026.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andAmerican Airlines 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
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,215 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,206 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,253 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,667 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Overall

7.9

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Pearson Intl to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    United Airlines, Delta, and American Airlines can get you from Toronto Pearson Intl Airport to Illinois in just under 2h 05m. Your travel time can differ by up to 5h 59m. Toronto Pearson Intl Airport and Illinois are separated by a distance of 702 km. This flight may include one or multiple stops.

  • 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 Porter Airlines (C$ 126), United Airlines (C$ 158), and Air Canada (C$ 160).

  • 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 Japan Airlines (79%), Copa Airlines (76%) or Republic Airways (72%) 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$ 1,658 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 209 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 255.

  • 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, August is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Illinois (average of C$ 175). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of C$ 288). 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

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Alternative routes for Pearson Intl to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Toronto Island to John F Kennedy Intl flights
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Pearson Intl to Baltimore flights
Toronto Island to Los Angeles flights
Pearson Intl to Love Field flights
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Toronto Island to San Francisco flights
Toronto Island to Midway flights
Pearson Intl to Midway flights
Hamilton to John F Kennedy Intl flights

Top 5 airlines flying from Pearson Intl to Illinois

Discover the top 5 airlines that operate flights from Pearson Intl to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 111AverageC$ 306FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 220AverageC$ 405FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapestC$ 243AverageC$ 383FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 256AverageC$ 391FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 362AverageC$ 466FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

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