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Flights to Chicago O'Hare Intl

C$ 156 Cheap flights to Chicago O'Hare Intl Airport

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chicago O'Hare Intl Airport departing on 3/12. 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 Canada to Chicago O'Hare Intl Airport

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
9:00 a.m. - 1:35 p.m.YYC-ORD
3h 35mdirect
WestJet Logo
2:20 p.m. - 5:15 p.m.ORD-YYC
3h 55mdirect
C$ 221WestJet
Find Deal
Fri, 5 Dec - Fri, 12 Dec
WestJet Logo
9:00 a.m. - 1:35 p.m.YYC-ORD
3h 35mdirect
WestJet Logo
2:20 p.m. - 5:15 p.m.ORD-YYC
3h 55mdirect
C$ 227WestJet
Find Deal
Fri, 5 Dec - Fri, 12 Dec
United Airlines Logo
5:30 p.m. - 6:50 p.m.YYZ-ORD
2h 20mdirect
United Airlines Logo
6:28 p.m. - 9:21 p.m.ORD-YYZ
1h 53mdirect
C$ 259United Airlines
Find Deal
Sat, 17 Jan - Mon, 16 Feb
Air Canada Logo
5:00 a.m. - 9:13 a.m.YQB-ORD
5h 13m1 stop
Air Canada Logo
12:50 p.m. - 6:14 p.m.ORD-YQB
4h 24m1 stop
C$ 263Air Canada
Find Deal
Sat, 6 Dec - Mon, 8 Dec
American Airlines Logo
6:00 a.m. - 7:15 a.m.YYZ-ORD
2h 15mdirect
American Airlines Logo
8:10 a.m. - 10:56 a.m.ORD-YYZ
1h 46mdirect
C$ 265American Airlines
Find Deal
Thu, 11 Dec - Sun, 14 Dec
American Airlines Logo
6:00 a.m. - 7:15 a.m.YYZ-ORD
2h 15mdirect
American Airlines Logo
9:39 a.m. - 12:30 p.m.ORD-YYZ
1h 51mdirect
C$ 266American Airlines
Find Deal
Thu, 11 Dec - Sun, 14 Dec
United Airlines Logo
6:40 p.m. - 11:35 p.m.YYZ-ORD
5h 55m1 stop
United Airlines Logo
11:15 a.m. - 2:01 p.m.ORD-YYZ
1h 46mdirect
C$ 272United Airlines
Find Deal
Mon, 5 Jan - Sun, 11 Jan
Air Canada Logo
4:50 p.m. - 5:48 p.m.YYZ-ORD
1h 58mdirect
Air Canada Logo
2:00 p.m. - 4:39 p.m.ORD-YYZ
1h 39mdirect
C$ 273Air Canada
Find Deal
Thu, 11 Dec - Mon, 15 Dec
Porter Airlines Logo
6:30 a.m. - 12:27 p.m.YHZ-ORD
7h 57m1 stop
Porter Airlines Logo
3:00 p.m. - 12:22 a.m.ORD-YHZ
7h 22m1 stop
C$ 617Porter Airlines
Find Deal
Sun, 23 Nov - Sun, 30 Nov
Porter Airlines Logo
6:30 a.m. - 12:27 p.m.YHZ-ORD
7h 57m1 stop
Porter Airlines Logo
3:00 p.m. - 12:22 a.m.ORD-YHZ
7h 22m1 stop
C$ 619Porter Airlines
Find Deal
Thu, 27 Nov - Sun, 30 Nov

momondo Fare Finder

 
Locate flights to Chicago O'Hare Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 96,600 searches and data was last updated on 5 November 2025.
Use the filters below to find and compare flights to Chicago O'Hare Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 5/12

9:00 a.m.-1:35 p.m.

Nonstop3h 35m

Chicago O'Hare Intl

Fri 12/12

2:20 p.m.-5:15 p.m.

Nonstop3h 55m

C$ 221

CalgaryChicago

YYC - ORD

YYCORD

Calgary

Fri 5/12

9:00 a.m.-1:35 p.m.

Nonstop3h 35m

Chicago O'Hare Intl

Fri 12/12

2:20 p.m.-5:15 p.m.

Nonstop3h 55m

C$ 227

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Sat 17/1

5:30 p.m.-6:50 p.m.

Nonstop2h 20m

Chicago O'Hare Intl

Mon 16/2

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

Nonstop1h 53m

C$ 259

Québec CityChicago

YQB - ORD

YQBORD

Québec City

Sat 6/12

5:00 a.m.-9:13 a.m.

1 stop5h 13m

Chicago O'Hare Intl

Mon 8/12

12:50 p.m.-6:14 p.m.

1 stop4h 24m

C$ 263

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 11/12

6:00 a.m.-7:15 a.m.

Nonstop2h 15m

Chicago O'Hare Intl

Sun 14/12

8:10 a.m.-10:56 a.m.

Nonstop1h 46m

C$ 265

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 11/12

6:00 a.m.-7:15 a.m.

Nonstop2h 15m

Chicago O'Hare Intl

Sun 14/12

9:39 a.m.-12:30 p.m.

Nonstop1h 51m

C$ 266

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Mon 5/1

6:40 p.m.-11:35 p.m.

1 stop5h 55m

Chicago O'Hare Intl

Sun 11/1

11:15 a.m.-2:01 p.m.

Nonstop1h 46m

C$ 272

TorontoChicago

YYZ - ORD

YYZORD

Toronto Pearson Intl

Thu 11/12

4:50 p.m.-5:48 p.m.

Nonstop1h 58m

Chicago O'Hare Intl

Mon 15/12

2:00 p.m.-4:39 p.m.

Nonstop1h 39m

C$ 273

HalifaxChicago

YHZ - ORD

YHZORD

Halifax Intl

Sun 23/11

6:30 a.m.-12:27 p.m.

1 stop7h 57m

Chicago O'Hare Intl

Sun 30/11

3:00 p.m.-12:22 a.m.

1 stop7h 22m

C$ 617

HalifaxChicago

YHZ - ORD

YHZORD

Halifax Intl

Thu 27/11

6:30 a.m.-12:27 p.m.

1 stop7h 57m

Chicago O'Hare Intl

Sun 30/11

3:00 p.m.-12:22 a.m.

1 stop7h 22m

C$ 619

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Chicago O'Hare Intl Airport from

Flights to Chicago O'Hare Intl Airport - Travel Insights & Trends

Get data-powered insights and trends for flights to Chicago O'Hare Intl Airport to help you craft the best travel plan.

What cabin class options are available on Canada to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Canada to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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$ 724. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Canada to Chicago O'Hare Intl Airport for around C$ 1,128.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

In general, May is the cheapest month to fly from Canada to Chicago O'Hare Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 370. The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Canada averaging around C$ 387.

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 Canada to Chicago O'Hare Intl Airport when you can find flight prices for as low as C$ 637. 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 at noon when prices are C$ 1,114 on average. Flights to Chicago O'Hare Intl Airport from Canada at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Canada to Chicago O'Hare Intl flight route?

Fly from Vancouver Intl to Chicago O'Hare Intl for the best Canada - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Canada when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around C$ 409 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Canada for as low as C$ 275 on momondo.

Cheapest flights to Chicago O'Hare Intl

Find the cheapest flights to Chicago O'Hare Intl from your nearest city or airport
Find Flights from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport
CHEAPEST MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM TORONTO PEARSON INTL AIRPORTApril14% cheaperFlying from Toronto Pearson Intl Airport to Chicago O'Hare Intl Airport costs on average just C$ 356 in April
MOST EXPENSIVE MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM TORONTO PEARSON INTL AIRPORTOctober14% more expensiveIt costs about C$ 470 for flights to Chicago O'Hare Intl Airport from Toronto Pearson Intl Airport in October
MOST POPULAR MONTH TO FLY TO CHICAGO O'HARE INTL AIRPORT FROM TORONTO PEARSON INTL AIRPORTDecember139% more users visitedMore momondo users searched in flights to Chicago O'Hare Intl Airport from Toronto Pearson Intl Airport in December than any other month

Cheap Chicago O'Hare Intl Airport flight deals and tips

Summary info about Chicago O'Hare Intl Airport flight prices, duration and airlines

Best One-Way Price

C$ 156

Best Round-Trip Price

C$ 221

Fastest flight time

3h 31m

Popular in

January
The best one-way flight price to Chicago from Canada in the last 72 hours is C$ 156 (Vancouver Intl to Chicago O'Hare Intl).
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The best round-trip flight price to Chicago from Canada in the last 72 hours is C$ 221 (Calgary to Chicago O'Hare Intl).
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The fastest flight to Chicago from Canada takes 3h 31m (Calgary to Chicago O'Hare Intl).
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January has the highest demand for flights to Chicago, with a 19% price increase on average.
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Frequently asked questions about flying to Chicago O'Hare Intl Airport

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

In general, when looking for the cheapest flight to Chicago O'Hare Intl Airport, try to choose a flight departing in May for the best deal.

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

From most locations, to find the best deals on airfare, our data shows that users booking 91 days before flying found the cheapest flight to Chicago O'Hare Intl Airport.

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

From most locations, the cheapest day to fly to Chicago O'Hare Intl Airport is Friday. Most users found that departing on a Monday was most expensive.

What is the cheapest time of day to fly to Chicago O'Hare Intl Airport?

On average you can find the best deals on plane tickets to Chicago O'Hare Intl Airport when looking for flights with Evening departure times.

Is there an alternative airport near Chicago O'Hare Intl Airport?

Finding an alternative and possibly cheaper destination airport near Chicago O'Hare Intl Airport is possible. If you are planning a flight to Chicago O'Hare Intl Airport, consider booking flights to Chicago Midway Airport (14 km from Chicago city centre) or Chicago Greater Rockford Airport (126 km from Chicago city centre).

Is there a cheaper alternative to flying into Chicago?

Chicago Midway Airport has an average price of C$ 378 per person and is typically the cheapest airport to fly into when visiting Chicago. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to Chicago?

C$ 259 is the cheapest deal found on momondo in the last two weeks for a flight to Chicago. This flight is from Detroit and is 31% cheaper than most flights to Chicago. To find the cheapest price to Chicago from your area, use momondo’s Airport-to-Airport Pricing Tool.

Which airlines fly to Chicago O'Hare Intl Airport?

You can find flights to Chicago O'Hare Intl Airport from 6 airlines. If you’re unsure which to fly with, consider booking your flight with Air Canada, United Airlines or WestJet as these are the most popular among our users. Air Canada is the most favoured with 59% of momondo travellers booking flights with this airline.

When did momondo last update prices for flights to Chicago O'Hare Intl Airport?

Prices for flights to Chicago O'Hare Intl Airport refresh daily.

How many operators does momondo search for flights to Chicago O'Hare Intl Airport?

As of November 2025, there are 9 operators available to choose from for flights to Chicago O'Hare Intl Airport.

How old do you have to be to fly to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel 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 O'Hare Intl Airport?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago.

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

Flights 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 to Chicago?

Once all potential Chicago flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

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

Of course. momondo tracks the price of Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Chicago O'Hare Intl Airport ORD

Popular Flights to Chicago O'Hare Intl Airport

Popular routes according to searches in the past day on momondo
Flights from Toronto Pearson Intl to ORDfrom C$ 235
Flights from Montreal Pierre Elliott Trudeau Intl to ORDfrom C$ 209
Flights from Ottawa to ORDfrom C$ 300
Flights from Vancouver Intl to ORDfrom C$ 203
Flights from Calgary to ORDfrom C$ 147