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$122+ Cheap flights from Pearson Intl (YYZ) to Illinois

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheap flight deals from Pearson Intl to Illinois

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 January 28, 2026.

This Ticket deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:15 pm
YYZ
-
ORD
Nonstop1h 55m
Air Canada
Mon 2/238:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
Deal found 1/26$187
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:45 am
YYZ
-
ORD
Nonstop2h 15m
United Airlines
Mon 2/239:15 pm
ORD
-
YYZ
Nonstop1h 44m
United Airlines
Deal found 1/28$189
This Kissandfly.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:45 am
YYZ
-
ORD
Nonstop2h 05m
Lufthansa
Mon 2/236:28 pm
ORD
-
YYZ
Nonstop1h 53m
Lufthansa
Deal found 1/27$192
This Air Canada deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:00 pm
YYZ
-
ORD
1 stop5h 10m
Air Canada
Tue 2/2410:00 am
ORD
-
YYZ
Nonstop1h 40m
Air Canada
Deal found 1/26$196
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:45 am
YYZ
-
ORD
Nonstop2h 05m
United Airlines
Mon 3/26:20 pm
ORD
-
YYZ
1 stop4h 26m
United Airlines
Deal found 1/27$199
This American Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/196:00 am
YYZ
-
ORD
Nonstop2h 15m
American Airlines
Mon 2/236:08 am
ORD
-
YYZ
1 stop4h 43m
American Airlines
Deal found 1/26$200
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:40 pm
YYZ
-
ORD
1 stop4h 41m
United Airlines
Sat 6/67:08 am
ORD
-
YYZ
Nonstop1h 45m
United Airlines
Deal found 1/26$204
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2012:45 pm
YYZ
-
ORD
1 stop5h 15m
United Airlines
Thu 2/267:07 am
ORD
-
YYZ
Nonstop1h 51m
United Airlines
Deal found 1/27$205
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1712:11 pm
YYZ
-
MDW
1 stop6h 26m
Delta
Tue 2/249:50 am
MDW
-
YYZ
1 stop5h 09m
Delta
Deal found 1/27$225
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1912:11 pm
YYZ
-
MDW
1 stop6h 26m
Delta
Mon 2/236:17 pm
MDW
-
YYZ
1 stop3h 23m
Delta
Deal found 1/26$227
This CheapTicketsDeal deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/206:20 am
YYZ
-
MDW
1 stop3h 33m
WestJet
Fri 3/272:05 pm
MDW
-
YYZ
1 stop8h 01m
WestJet
Deal found 1/27$236
This CheapTicketsDeal deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTicketsDeal is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:11 pm
YYZ
-
MDW
1 stop6h 26m
WestJet
Fri 3/61:49 pm
MDW
-
YYZ
1 stop8h 22m
WestJet
Deal found 1/26$237

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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(Ticket)

One-way from

$122
(United Airlines)

Popular in

January

Cheapest in

July

Average price

$293

Good round-trip deal

$313 or less

Good one-way deal

$217 or less
Provider with most accurate pricing for Toronto (YTO)-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Toronto (YTO)-Chicago (CHI) flights.
Search Deals
From Toronto Pearson Intl to Illinois
Search Deals
One-way flight from Toronto Pearson Intl to Illinois
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 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.
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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 2,558,603 searches. Data last updated January 28, 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 6/20

9:00 pm-10:05 pm

Nonstop2h 05m

Chicago O'Hare Intl

Tue 6/23

9:15 pm-11:59 pm

Nonstop1h 44m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 3/26

8:45 am-9:50 am

Nonstop2h 05m

Chicago O'Hare Intl

Sun 3/29

9:05 am-11:49 am

Nonstop1h 44m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 5/6

8:50 am-9:50 am

Nonstop2h 00m

Chicago O'Hare Intl

Sat 5/9

9:15 pm-11:59 pm

Nonstop1h 44m

$189

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Tue 2/17

9:00 pm-10:04 pm

Nonstop2h 04m

Chicago O'Hare Intl

Tue 2/24

2:30 pm-9:24 pm

1 stop5h 54m

$199

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 6/6

2:50 pm-11:12 pm

1 stop9h 22m

Chicago O'Hare Intl

Tue 6/9

3:00 pm-5:58 pm

Nonstop1h 58m

$205

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 2/25

7:40 pm-11:43 pm

1 stop5h 03m

Chicago O'Hare Intl

Thu 2/26

6:00 am-11:48 am

1 stop4h 48m

$214

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 4/9

2:45 pm-3:48 pm

Nonstop2h 03m

Chicago O'Hare Intl

Sun 4/12

9:18 pm-10:04 am

1 stop11h 46m

$219

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Wed 2/18

3:30 pm-4:39 pm

Nonstop2h 09m

Chicago O'Hare Intl

Sat 2/21

8:50 am-6:57 pm

1 stop9h 07m

$219

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 2/26

8:45 am-9:50 am

Nonstop2h 05m

Chicago O'Hare Intl

Thu 2/26

12:00 pm-7:17 pm

1 stop6h 17m

$219

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 5/8

11:00 am-12:03 pm

Nonstop2h 03m

Chicago O'Hare Intl

Sat 5/16

9:15 pm-11:59 pm

Nonstop1h 44m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

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 $129). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of $212). 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 January 28, 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 46% on flights from Toronto Pearson Intl Airport to Illinois by exploring options for tickets in the evening.

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 January 24, 2026.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Illinois flight should consider departing on Friday evenings when fares are most often at their lowest. Monday at noon 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 January 28, 2026.

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 (47 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 January 28, 2026.
Peruse reviews from past customers who have flown with Porter Airlines, United Airlines, and American Airlines from Toronto Pearson Intl Airport to Illinois to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
412 reviews

Boarding

8.2

Entertainment

6.9

Food

7.5

Overall

7.9

Crew

8.6

Comfort

7.9

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

Boarding

8.2

Entertainment

6.9

Food

7.5

Overall

7.9

Crew

8.6

Comfort

7.9

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
9,205 reviews
Porter Airlines
7.9
Good
412 reviews

Boarding

8.2

Entertainment

6.9

Food

7.5

Overall

7.9

Crew

8.6

Comfort

7.9

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
11,200 reviews
Porter Airlines
7.9
Good
412 reviews

Boarding

8.2

Entertainment

6.9

Food

7.5

Overall

7.9

Crew

8.6

Comfort

7.9

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
10,664 reviews
Porter Airlines
7.9
Good
412 reviews

Boarding

8.2

Entertainment

6.9

Food

7.5

Overall

7.9

Crew

8.6

Comfort

7.9

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?

    Airlines like United Airlines, Delta, and American Airlines fly from Toronto Pearson Intl Airport to Illinois in about 2h 05m. The time it takes to get you to your destination can typically vary by up to 8h 30m. The distance between Toronto Pearson Intl Airport and Illinois is about 436 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $106 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $108 and United Airlines from $109 one-way.

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

    The most popular route from Toronto Pearson Intl Airport to Illinois is Toronto Pearson Intl - Chicago O'Hare Intl. You may also consider Toronto Pearson Intl - Chicago Midway or Toronto Pearson Intl - Lambert-St Louis.

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

    Before booking your flight to Illinois from Toronto Pearson Intl Airport, check out the most reliable airlines to get you to your destination on time: Japan Airlines (79%), Copa Airlines (76%), Republic Airways( 72%).

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

    The cheapest flight price from Toronto Pearson Intl Airport to Illinois is $133. On average you can expect to pay $1,227. The most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), can usually be booked for $188.

  • 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 $129). Flying from Toronto Pearson Intl Airport to Illinois in April is currently the most expensive (average of $212). 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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Pearson Intl to Ontario flights
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Toronto Island to Midway flights
Pearson Intl to Midway flights
Pearson Intl to Austin flights
Toronto Island to Los Angeles flights
Toronto Island to Dulles Intl flights
Toronto Island to O'Hare Intl flights
Pearson Intl to Charlotte flights
Pearson Intl to Denver flights
Toronto Island to John F Kennedy Intl flights
Pearson Intl to Baltimore flights
Pearson Intl to Philadelphia flights
Toronto Island to LaGuardia flights
Pearson Intl to Sarasota flights

Top 4 airlines flying from Pearson Intl to Illinois

Discover the top 4 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 2,558,603 searches. Data last updated January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$140Average$265FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$165Average$279FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$180Average$420FlexibilityNo cancel feeOn-time52%
American AirlinesCheapest$189Average$340FlexibilityNo cancel feeOn-time71%

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