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Cheap flights from Toronto Region of Waterloo Intl Airport to Chicago from C$ 256

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Toronto Region of Waterloo Intl Airport to Chicago departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Toronto Region of Waterloo Intl Airport to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:05 a.m. - 2:29 p.m.YKF-ORD
32h 24m2 stops
Multiple Airlines Logo
2:20 p.m. - 4:00 p.m.ORD-YKF
24h 40m1 stop
C$ 906Multiple Airlines
Find Deal
Fri, 14 Nov - Mon, 17 Nov
Multiple Airlines Logo
4:00 p.m. - 6:05 a.m.YKF-ORD
15h 05m2 stops
Multiple Airlines Logo
7:44 p.m. - 5:28 a.m.ORD-YKF
32h 44m2 stops
C$ 1,226Multiple Airlines
Find Deal
Wed, 17 Dec - Wed, 24 Dec
Multiple Airlines Logo
6:20 a.m. - 7:43 a.m.YKF-ORD
26h 23m3 stops
Multiple Airlines Logo
9:06 p.m. - 5:28 a.m.ORD-YKF
31h 22m3 stops
C$ 1,252Multiple Airlines
Find Deal
Sat, 29 Nov - Sat, 6 Dec
Multiple Airlines Logo
6:20 a.m. - 7:43 a.m.YKF-ORD
26h 23m3 stops
Multiple Airlines Logo
9:06 p.m. - 5:28 a.m.ORD-YKF
31h 22m2 stops
C$ 1,294Multiple Airlines
Find Deal
Sat, 29 Nov - Sat, 6 Dec
Multiple Airlines Logo
6:20 a.m. - 6:25 a.m.YKF-ORD
25h 05m2 stops
Multiple Airlines Logo
9:06 p.m. - 5:28 a.m.ORD-YKF
31h 22m2 stops
C$ 1,470Multiple Airlines
Find Deal
Sat, 29 Nov - Sat, 6 Dec

momondo Fare Finder

 
Customize your flight search to find flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport 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, momondo users made 96,600 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Fri 14/11

7:05 a.m.-2:29 p.m.

2 stops32h 24m

Chicago O'Hare Intl

Mon 17/11

2:20 p.m.-4:00 p.m.

1 stop24h 40m

C$ 906

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Wed 17/12

4:00 p.m.-6:05 a.m.

2 stops15h 05m

Chicago O'Hare Intl

Wed 24/12

7:44 p.m.-5:28 a.m.

2 stops32h 44m

C$ 1,226

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 29/11

6:20 a.m.-7:43 a.m.

3 stops26h 23m

Chicago O'Hare Intl

Sat 6/12

9:06 p.m.-5:28 a.m.

3 stops31h 22m

C$ 1,252

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 29/11

6:20 a.m.-7:43 a.m.

3 stops26h 23m

Chicago O'Hare Intl

Sat 6/12

9:06 p.m.-5:28 a.m.

2 stops31h 22m

C$ 1,294

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sat 29/11

6:20 a.m.-6:25 a.m.

2 stops25h 05m

Chicago O'Hare Intl

Sat 6/12

9:06 p.m.-5:28 a.m.

2 stops31h 22m

C$ 1,470

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Mon 1/12

6:20 a.m.-11:18 a.m.

3 stops29h 58m

C$ 256

TorontoChicago

YKF - ORD

YKFORD

Toronto Region of Waterloo Intl

Sun 30/11

7:05 a.m.-5:32 a.m.

3 stops47h 27m

C$ 468

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Chicago from

How to get the cheapest flight ticket from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as C$ 721. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport for around C$ 1,126.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

In the evening is the cheapest time of day to fly from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport when you can find flight prices for as low as C$ 638. Flying to Chicago O'Hare Intl Airport in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 1,110 on average. Flights to Chicago O'Hare Intl Airport from Toronto Region of Waterloo Intl Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport (YKF to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport

Direct flights

None
There are no direct flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport.
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  • How far is Toronto Region of Waterloo Intl to Chicago O'Hare Intl by plane?

    There are 635.1 km between Toronto Region of Waterloo Intl and Chicago O'Hare Intl. Typically, this will take 15h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport were last updated today.

  • How old do you have to be to fly from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Toronto Region of Waterloo Intl Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Schaumburg
Rosemont
Hoffman Estates
Northbrook
Tinley Park
Munster
Hammond
Naperville
Glenview
Great Lakes
Wheeling
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Elk Grove Village
Harvard
Merrillville
Oak Brook
Elmhurst
Kenosha
Skokie
Rockford

Why use momondo?

Why should I use momondo to find a flight deal from Toronto to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Toronto to Chicago for you.

Can I find flights from Toronto to Chicago with flexible booking policies on momondo?

Flights from Toronto to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Toronto to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from Toronto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Toronto to Chicago right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Toronto and alert you when they change.

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