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Cheap flights from Toronto to Chicago O'Hare Intl Airport from C$ 163

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — ORD
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Toronto to Chicago O'Hare Intl are usually found in November or May, booked 86 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Toronto to O'Hare Intl

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to O'Hare Intl
Explore the most affordable flight options available from Toronto to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Wed 31/129:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Thu 1/18:51 a.m.ORD - YYZ
1 stop13h 55mUnited Airlines
Deal found 10/12C$ 319
Thu 25/127:40 p.m.YYZ - ORD
1 stop13h 07mUnited Airlines
Thu 1/18:51 a.m.ORD - YYZ
1 stop13h 55mUnited Airlines
Deal found 10/12C$ 325
Fri 26/126:50 a.m.YYZ - ORD
Nonstop2h 13mUnited Airlines
Wed 31/126:21 p.m.ORD - YYZ
1 stop4h 25mUnited Airlines
Deal found 10/12C$ 376
Fri 26/127:40 p.m.YYZ - ORD
1 stop5h 04mUnited Airlines
Tue 6/11:00 p.m.ORD - YYZ
1 stop6h 42mUnited Airlines
Deal found 10/12C$ 400
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$ 414
Sat 27/1211:00 a.m.YYZ - ORD
Nonstop2h 05mUnited Airlines
Tue 6/16:28 p.m.ORD - YYZ
Nonstop1h 53mUnited Airlines
Deal found 10/12C$ 415
Wed 24/129:00 a.m.YYZ - ORD
1 stop6h 55mAir Canada
Sun 18/18:00 a.m.ORD - YYZ
Nonstop1h 40mAir Canada
Deal found 9/12C$ 425
Fri 26/123:30 p.m.YTZ - ORD
1 stop5h 40mAir Canada
Sat 10/112:50 p.m.ORD - YTZ
1 stop6h 05mAir Canada
Deal found 11/12C$ 495
Wed 24/123:30 p.m.YTZ - ORD
1 stop5h 40mAir Canada
Wed 31/127:05 a.m.ORD - YTZ
1 stop6h 50mAir Canada
Deal found 10/12C$ 499
Wed 24/123:30 p.m.YTZ - ORD
1 stop5h 40mAir Canada
Wed 7/17:15 a.m.ORD - YTZ
1 stop6h 40mAir Canada
Deal found 11/12C$ 538
Wed 24/127:00 a.m.YTZ - ORD
2 stops26h 31mMultiple Airlines
Sun 18/15:53 p.m.ORD - YTZ
1 stop15h 42mMultiple Airlines
Deal found 9/12C$ 539
Thu 25/123:30 p.m.YTZ - ORD
1 stop5h 40mAir Canada
Thu 1/112:50 p.m.ORD - YTZ
1 stop6h 05mAir Canada
Deal found 10/12C$ 554

Find flight deals from Toronto to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 December 2025.

Round-trip from

C$ 247

One-way from

C$ 163

Popular in

July

Cheapest in

November

Average price

C$ 513

Good round-trip deal

C$ 607 or less

Good one-way deal

C$ 294 or less
25/1-28/1
  • 25/1-28/1
  • 4 total stops
  • 48h 48m total
  • Toronto to Chicago
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Air Canada
  • Air Canada
  • 1/2
  • Nonstop
  • 1h 56m total
  • Toronto to Chicago
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Toronto (YTO) to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Toronto (YTO) to Chicago O'Hare Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to O'Hare Intl 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 12 December 2025.
Use the filters below to find and compare flights from Toronto to Chicago O'Hare Intl Airport that are best for you.

Fly from

Toronto

Fly to

O'Hare Intl

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 29/1

3:30 p.m.-4:40 p.m.

Nonstop2h 10m

Chicago O'Hare Intl

Sun 1/2

4:50 p.m.-7:45 p.m.

Nonstop1h 55m

C$ 287

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 19/2

7:45 a.m.-1:22 p.m.

1 stop6h 37m

Chicago O'Hare Intl

Mon 23/2

9:35 a.m.-4:14 p.m.

1 stop5h 39m

C$ 292

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 5/2

6:06 a.m.-10:55 a.m.

1 stop5h 49m

Chicago O'Hare Intl

Sun 8/2

6:50 a.m.-4:12 p.m.

1 stop8h 22m

C$ 294

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 19/1

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

Nonstop2h 05m

Chicago O'Hare Intl

Wed 21/1

1:00 p.m.-6:57 p.m.

1 stop4h 57m

C$ 294

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 25/1

8:30 p.m.-11:22 a.m.

1 stop15h 52m

Chicago O'Hare Intl

Wed 28/1

7:20 a.m.-11:20 p.m.

1 stop15h 00m

C$ 295

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 25/1

9:30 a.m.-2:28 p.m.

1 stop5h 58m

Chicago O'Hare Intl

Sun 1/2

4:50 p.m.-7:45 p.m.

Nonstop1h 55m

C$ 295

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 29/1

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

1 stop4h 41m

Chicago O'Hare Intl

Sun 1/2

10:35 a.m.-4:12 p.m.

1 stop4h 37m

C$ 309

TorontoChicago

YTZ - ORD

YTZORD

Toronto Island

Fri 16/1

10:30 a.m.-2:55 p.m.

1 stop5h 25m

Chicago O'Hare Intl

Sat 17/1

3:35 p.m.-9:35 p.m.

1 stop5h 00m

C$ 319

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 15/1

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

Nonstop2h 06m

Chicago O'Hare Intl

Sun 18/1

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

1 stop4h 22m

C$ 319

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 15/1

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

Nonstop2h 05m

Chicago O'Hare Intl

Mon 19/1

6:05 a.m.-11:48 a.m.

1 stop4h 43m

C$ 319

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 56 results
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Best time to book a flight from Toronto to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Toronto 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 to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Toronto to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to O'Hare Intl. Price data was last updated on 5 December 2025.

To ensure you get the cheapest price possible for a flight from Toronto to Chicago O'Hare Intl Airport, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Toronto to Chicago O'Hare Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Toronto to Chicago O'Hare Intl Airport (average of C$ 113). Flying from Toronto to Chicago O'Hare Intl Airport in July is currently the most expensive (average of C$ 266). 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 YTO to ORD?

Find hourly flight availability from Toronto to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 December 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 35% on flights from Toronto to Chicago O'Hare Intl Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Toronto to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Toronto to O'Hare Intl. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Toronto to Chicago O'Hare Intl Airport flight should consider departing on Sunday mornings 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 to Chicago O'Hare Intl Airport

Explore weekly flight availability from Toronto to O'Hare Intl. 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 12 December 2025.

The most flights from YTO to ORD are scheduled on a Monday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (36 on average).

How much does it cost to fly round-trip from Toronto to Chicago O'Hare Intl Airport?

How often are flights from Toronto to Chicago delayed?

About 10% of weekly flights between Toronto and Chicago have experienced delays in the past year, with the average delay time being 143 minutes.

What is the most punctual flight time for Toronto to Chicago flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Toronto to Chicago flights?

Over the past year, United Airlines has had the lowest number of delays on this route, with just 6% of flights being delayed.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 12 December 2025.
Read through reviews of airlines operating flights from Toronto to Chicago O'Hare Intl Airport, such as Porter Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
397 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
9,095 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
11,049 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
3,194 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
10,514 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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 Toronto to O'Hare Intl. 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 to Chicago O'Hare Intl Airport?

    For as low as C$ 287, United Airlines can have you in Chicago O'Hare Intl Airport from Toronto in 2h 10m. There are 702 km between Toronto and Chicago O'Hare Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Toronto to Chicago O'Hare Intl Airport round-trip?

    According to our current data, Porter Airlines (C$ 222), American Airlines (C$ 249), and Air Canada (C$ 250) offers the cheapest pricing from Toronto to Chicago O'Hare Intl Airport. Users have found that Porter Airlines is 47% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Toronto to Chicago O'Hare Intl Airport one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 128. Users have also found prices from C$ 162 and C$ 164 on United Airlines and American Airlines, respectively.

  • What are the most popular routes from Toronto to Chicago O'Hare Intl Airport?

    When deciding which route to take from Toronto to Chicago O'Hare Intl Airport consider Toronto Pearson Intl - Chicago O'Hare Intl, Toronto Island - Chicago O'Hare Intl or Hamilton - Chicago O'Hare Intl as they are the most popular.

  • What are the most reliable airlines from Toronto to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Toronto to Chicago O'Hare Intl Airport consider choosing Qatar Airways (86%), EVA Air (85%) or SkyWest Airlines (84%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Toronto to Chicago O'Hare Intl Airport?

    The cheapest flight price from Toronto to Chicago O'Hare Intl Airport is C$ 146. On average you can expect to pay C$ 1,972. The most popular route, (Toronto Pearson Intl - Chicago O'Hare Intl), can usually be booked for C$ 214.

  • Can I find deals for flights from Toronto to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Toronto to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to O'Hare Intl?

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

  • Can I find deals for business class flights from Toronto to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Toronto to O'Hare 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 Toronto to Chicago O'Hare Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Toronto to Chicago O'Hare Intl Airport (average of C$ 113). Flying from Toronto to Chicago O'Hare Intl Airport in July is currently the most expensive (average of C$ 266). 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Evanston
Des Plaines
Skokie
Elk Grove Village
Downers Grove
Racine
Naperville
Bolingbrook
Romeoville

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Toronto to O'Hare Intl

Discover the top 5 airlines that operate flights from Toronto to O'Hare Intl. 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 222AverageC$ 274FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 258AverageC$ 415FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 259AverageC$ 422FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 266AverageC$ 412FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 368AverageC$ 499FlexibilityNo 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 Toronto to O'Hare Intl?

Cheapflights makes it easy to find Toronto to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Toronto to O'Hare Intl?

Cheapflights simply makes it quick and affordable to book flights from Toronto to O'Hare Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Toronto to O'Hare Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Toronto to O'Hare Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Toronto to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Toronto today and book when prices fit your budget.

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