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Cheap flights from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport from £79

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — ORD
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Toronto Pearson Intl to Chicago O'Hare Intl are usually found in April or May, booked 83 days in advance, depart on a Monday or Sunday and return on a Friday

Cheap flight deals from Pearson Intl to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) 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 13 June 2025.

Round-trip from

£121

One-way from

£79

Popular in

January

Cheapest in

April

Average price

£216

Good round-trip deal

£163 or less

Good one-way deal

£125 or less
United Airlines
  • United Airlines
  • 19/9-22/9
  • Nonstop
  • 3h 45m total
  • Toronto to Chicago
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United Airlines
  • United Airlines
  • 9/10
  • Nonstop
  • 1h 58m total
  • Toronto to Chicago
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Highest demand for flights based on searches. 10% potential increase in price (£18 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Toronto Pearson Intl to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Toronto Pearson Intl to Chicago O'Hare Intl.
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Find flight deals from Pearson Intl to O'Hare Intl

Cheapest flights from Pearson Intl to O'Hare Intl
Explore the most affordable flight options available from Pearson Intl to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 June 2025.

Fri 19/907:00YYZ - ORD
Nonstop1h 59mUnited Airlines
Mon 22/921:12ORD - YYZ
Nonstop1h 46mUnited Airlines
Deal found 12/6£121
Sat 4/1016:00YYZ - ORD
1 stop5h 11mAir Canada
Wed 15/1014:00ORD - YYZ
Nonstop1h 43mAir Canada
Deal found 12/6£150
Sat 21/610:12YYZ - ORD
1 stop7h 11mDelta
Wed 25/611:00ORD - YYZ
1 stop5h 15mDelta
Deal found 11/6£163
Mon 11/817:59YYZ - ORD
1 stop14h 26mAmerican Airlines
Thu 14/815:00ORD - YYZ
Nonstop1h 41mAmerican Airlines
Deal found 11/6£174
Fri 19/912:45YYZ - ORD
1 stop6h 44mMultiple Airlines
Sun 21/913:55ORD - YYZ
1 stop6h 03mMultiple Airlines
Deal found 11/6£180
Wed 6/820:00YYZ - ORD
2 stops23h 49mWestJet
Mon 11/808:25ORD - YYZ
1 stop14h 06mWestJet
Deal found 12/6£288

Cheapflights Fare Finder

Customise your flight search to find flights from Pearson Intl 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 858,174 searches. Data last updated 13 June 2025.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Pearson Intl

Fly to

O'Hare Intl

Route

Depart

Return

Price

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 19/9

07:00-07:59

Nonstop1h 59m

Chicago O'Hare Intl

Mon 22/9

21:12-23:58

Nonstop1h 46m

£121

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 4/10

16:00-20:11

1 stop5h 11m

Chicago O'Hare Intl

Wed 15/10

14:00-16:43

Nonstop1h 43m

£150

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 4/7

15:31-20:27

1 stop5h 56m

Chicago O'Hare Intl

Sun 6/7

06:00-11:55

1 stop4h 55m

£163

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 11/8

17:59-07:25

1 stop14h 26m

Chicago O'Hare Intl

Thu 14/8

15:00-17:41

Nonstop1h 41m

£174

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Fri 19/9

12:45-18:29

1 stop6h 44m

Chicago O'Hare Intl

Sun 21/9

13:55-20:58

1 stop6h 03m

£180

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 12/7

06:30-12:02

1 stop6h 32m

Chicago O'Hare Intl

Sun 13/7

17:08-22:58

1 stop4h 50m

£288

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 9/10

07:00-07:58

Nonstop1h 58m

£79

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 26/7

06:30-10:16

1 stop4h 46m

£102

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 31/7

07:55-08:55

2 stops26h 00m

£155

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sun 27/7

13:04-22:51

1 stop10h 47m

£166

Flights are sorted by cheapest return flights first.

Deals found on 12/6

Showing 1-10 of 11 results
1
2

Best time to book a flight from Pearson Intl to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Pearson Intl with our price prediction graph.
Estimated return 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 Chicago O'Hare Intl Airport

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

Use this chart to determine the optimal time to book a return flight from Pearson Intl to O'Hare Intl. Price data was last updated on 9 June 2025.

Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto Pearson Intl Airport to Chicago O'Hare 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 month to book a flight from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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 ORD?

Find hourly flight availability from Pearson Intl 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 13 June 2025.

One of the essential ways to save on airfare from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 68% on airfare.

Weekly flight availability from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport

Explore weekly flight availability from Pearson Intl 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 13 June 2025.

The most flights from YYZ to ORD are scheduled on a Thursday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 13 June 2025.
See what other customers who have flown with Delta, United Airlines and American Airlines from Toronto to Chicago have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,869 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,539 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Pearson Intl 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.

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

    Currently priced at £121, United Airlines will fly you from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and Delta - these airlines can fly you to your destination from £150 and £163, respectively. United Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as £79. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport for a low price.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport on time: SkyWest Airlines (98%), Republic Airways (92%), Copa Airlines (91%).

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

    Looking for the cheapest flight from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport? While on average our users pay £181, our data indicates the cheapest price to be £125. The most popular route (Toronto Pearson Intl - Chicago O'Hare Intl), is priced around £131.

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

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

  • How can I find direct flights from Pearson Intl 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 Pearson Intl to O'Hare Intl.

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

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

    Currently, January is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). 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 Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Downers Grove
Schaumburg
Elk Grove Village
Beloit
Rosemont

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Top airline flying from Pearson Intl to O'Hare Intl

Discover the top airline that operate flights from Pearson Intl 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 858,174 searches. Data last updated 13 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£136Average£204FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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 O'Hare Intl?

Deals for Pearson Intl to O'Hare Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Pearson Intl.

Can Cheapflights find flights from Pearson Intl 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 Pearson Intl 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 Pearson Intl to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Pearson Intl to O'Hare Intl 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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