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Cheap flights from Toronto Pearson Intl Airport to Illinois from C$ 164

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
13 Jan — 20 Jan1
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 14 December 2025.

Wed 31/126:40 p.m.YYZ - ORD
1 stop5h 55mUnited Airlines
Fri 27/39:15 p.m.ORD - YYZ
Nonstop1h 43mUnited Airlines
Deal found 14/12C$ 369
Mon 29/129:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Sun 5/44:43 p.m.ORD - YYZ
Nonstop1h 54mUnited Airlines
Deal found 13/12C$ 381
Wed 31/126:40 p.m.YYZ - ORD
1 stop5h 55mUnited Airlines
Tue 24/31:06 p.m.ORD - YYZ
1 stop4h 51mUnited Airlines
Deal found 14/12C$ 383
Wed 31/126:40 p.m.YYZ - ORD
1 stop5h 55mUnited Airlines
Wed 25/39:15 a.m.ORD - YYZ
1 stop7h 34mUnited Airlines
Deal found 14/12C$ 388
Fri 26/124:10 p.m.YYZ - ORD
2 stops8h 34mUnited Airlines
Sat 10/16:28 p.m.ORD - YYZ
Nonstop1h 53mUnited Airlines
Deal found 12/12C$ 401
Wed 31/127:40 p.m.YYZ - ORD
1 stop5h 04mUnited Airlines
Sat 4/43:00 p.m.ORD - YYZ
Nonstop1h 58mUnited Airlines
Deal found 13/12C$ 409
Sat 27/129:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Wed 31/129:20 p.m.ORD - YYZ
Nonstop1h 39mUnited Airlines
Deal found 11/12C$ 413
Wed 31/126:40 p.m.YYZ - ORD
1 stop5h 55mUnited Airlines
Thu 26/36:00 a.m.ORD - YYZ
1 stop6h 43mUnited Airlines
Deal found 14/12C$ 439
Wed 31/129:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Sun 4/18:51 a.m.ORD - YYZ
1 stop13h 55mUnited Airlines
Deal found 12/12C$ 443
Sat 27/126:50 a.m.YYZ - ORD
Nonstop2h 13mUnited Airlines
Thu 15/16:05 a.m.ORD - YYZ
1 stop6h 38mUnited Airlines
Deal found 13/12C$ 445
Wed 31/127:10 a.m.YYZ - MDW
1 stop15h 48mMultiple Airlines
Mon 23/36:35 p.m.MDW - YYZ
1 stop3h 03mMultiple Airlines
Deal found 14/12C$ 472
Mon 22/126:00 a.m.YYZ - MDW
1 stop6h 06mWestJet
Wed 14/16:14 p.m.MDW - YYZ
1 stop3h 27mWestJet
Deal found 13/12C$ 520

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 14 December 2025.

Round-trip from

C$ 246

One-way from

C$ 164

Popular in

December

Cheapest in

July

Average price

C$ 442

Good round-trip deal

C$ 617 or less

Good one-way deal

C$ 293 or less
Air Canada
  • Air Canada
  • 25/1-13/2
  • Nonstop
  • 3h 39m total
  • Toronto to Illinois
Search Deals
United Airlines
  • United Airlines
  • 11/2
  • Nonstop
  • 2h 06m total
  • Toronto to Illinois
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 14 December 2025.
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

Sun 8/2

11:00 a.m.-12:08 p.m.

Nonstop2h 08m

Chicago O'Hare Intl

Mon 16/2

6:28 p.m.-9:21 p.m.

Nonstop1h 53m

C$ 256

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 1/2

12:39 p.m.-8:15 p.m.

1 stop8h 36m

Chicago O'Hare Intl

Tue 10/2

8:12 a.m.-5:40 p.m.

1 stop8h 28m

C$ 256

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 9/2

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

Nonstop2h 05m

Chicago O'Hare Intl

Mon 16/2

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

Nonstop1h 44m

C$ 256

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 5/2

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

Nonstop2h 05m

Chicago O'Hare Intl

Sun 8/2

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

Nonstop1h 44m

C$ 257

TorontoChicago

YYZ - MDW

YYZMDW

Toronto Pearson Intl

Tue 17/2

6:15 a.m.-8:53 a.m.

1 stop3h 38m

Chicago Midway

Wed 18/2

9:34 a.m.-4:10 p.m.

1 stop5h 36m

C$ 278

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 23/1

6:40 p.m.-7:40 p.m.

Nonstop2h 00m

Chicago O'Hare Intl

Sun 25/1

10:00 a.m.-12:40 p.m.

Nonstop1h 40m

C$ 280

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 2/2

10:16 a.m.-6:28 p.m.

1 stop9h 12m

Chicago O'Hare Intl

Fri 6/2

6:50 a.m.-11:20 a.m.

1 stop3h 30m

C$ 293

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 5/2

7:50 a.m.-1:26 p.m.

1 stop6h 36m

Chicago O'Hare Intl

Sun 8/2

5:35 p.m.-10:44 p.m.

1 stop4h 09m

C$ 293

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 28/1

9:00 a.m.-10:06 a.m.

Nonstop2h 06m

Chicago O'Hare Intl

Thu 29/1

8:52 a.m.-2:14 p.m.

1 stop4h 22m

C$ 293

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 8/2

6:00 a.m.-9:41 a.m.

1 stop4h 41m

Chicago O'Hare Intl

Mon 16/2

8:52 a.m.-3:59 p.m.

1 stop6h 07m

C$ 293

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/12

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$ 178). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of C$ 292). 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 14 December 2025.

It’s typically best to fly out from Toronto Pearson Intl Airport to Illinois in the evening. Doing so could potentially save you 38% 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 16 December 2024.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Illinois flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday evenings 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 14 December 2025.

The most flights from YYZ to USIL are scheduled on a Monday (60 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (14 on average).

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 14 December 2025.
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
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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
8.0
Very good
399 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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
9,092 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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
11,051 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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
3,201 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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
10,523 reviews
Porter Airlines
8.0
Very good
399 reviews
Check prices

Crew

8.6

Entertainment

7.0

Food

7.6

Comfort

7.9

Boarding

8.2

Overall

8.0

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, American Airlines, and Delta can get you from Toronto Pearson Intl Airport to Illinois in just under 2h 08m. Your travel time can differ by up to 6h 28m. 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$ 128), United Airlines (C$ 162), and American Airlines (C$ 164).

  • 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 Qatar Airways (86%), EVA Air (85%) or SkyWest Airlines (84%) 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$ 2,023 for a flight from Toronto Pearson Intl Airport to Illinois. The cheapest flight overall is C$ 145 while the most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl) is currently priced at C$ 213.

  • 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$ 178). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of C$ 292). 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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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 14 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 222AverageC$ 324FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 257AverageC$ 389FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 259AverageC$ 422FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 265AverageC$ 410FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 367AverageC$ 498FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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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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