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Cheap flights from London, Ontario to Chicago from C$ 437

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London, Ontario to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:15 a.m. - 1:13 p.m.YXU  London-ORD Chicago O'Hare Intl
4h 58m1 stop Toronto Pearson Intl
Air Canada Logo
4:30 p.m. - 9:47 p.m.ORD  Chicago O'Hare Intl-YXU London
4h 17m1 stop Toronto Pearson Intl
C$ 812Air Canada
Thu, 3 Dec - Sun, 6 Dec
Air Canada Logo
5:40 a.m. - 9:00 a.m.YXU  London-ORD Chicago O'Hare Intl
4h 20m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 a.m. - 2:50 p.m.ORD  Chicago O'Hare Intl-YXU London
3h 55m1 stop Toronto Pearson Intl
C$ 816Air Canada
Sat, 10 Oct - Sat, 17 Oct
Air Canada Logo
5:30 a.m. - 9:08 a.m.YXU  London-ORD Chicago O'Hare Intl
4h 38m1 stop Toronto Pearson Intl
Air Canada Logo
4:30 p.m. - 9:47 p.m.ORD  Chicago O'Hare Intl-YXU London
4h 17m1 stop Toronto Pearson Intl
C$ 823Air Canada
Mon, 15 Feb - Tue, 16 Feb
Multiple Airlines Logo
6:10 a.m. - 11:51 a.m.YXU  London-ORD Chicago O'Hare Intl
30h 41m2 stops Calgary Atlanta Hartsfield-Jackson
Multiple Airlines Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 824Multiple Airlines
Fri, 25 Sep - Fri, 2 Oct
WestJet Logo
6:10 a.m. - 4:40 p.m.YXU  London-ORD Chicago O'Hare Intl
11h 30m1 stop Calgary
WestJet Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 886WestJet
Fri, 2 Oct - Tue, 6 Oct
WestJet Logo
6:10 a.m. - 4:40 p.m.YXU  London-ORD Chicago O'Hare Intl
11h 30m1 stop Calgary
WestJet Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 887WestJet
Fri, 2 Oct - Tue, 6 Oct
WestJet Logo
6:10 a.m. - 4:40 p.m.YXU  London-ORD Chicago O'Hare Intl
11h 30m1 stop Calgary
WestJet Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 888WestJet
Fri, 2 Oct - Tue, 6 Oct
Multiple Airlines Logo
5:40 a.m. - 9:48 a.m.YXU  London-ORD Chicago O'Hare Intl
5h 08m1 stop Toronto Pearson Intl
Multiple Airlines Logo
2:15 p.m. - 9:40 p.m.ORD  Chicago O'Hare Intl-YXU London
6h 25m1 stop Toronto Pearson Intl
C$ 900Multiple Airlines
Fri, 25 Sep - Fri, 2 Oct
Air Canada Logo
5:40 a.m. - 9:00 a.m.YXU  London-ORD Chicago O'Hare Intl
4h 20m1 stop Toronto Pearson Intl
Air Canada Logo
9:55 a.m. - 2:50 p.m.ORD  Chicago O'Hare Intl-YXU London
3h 55m1 stop Toronto Pearson Intl
C$ 923Air Canada
Fri, 2 Oct - Tue, 6 Oct
Air Canada Logo
10:05 a.m. - 2:55 p.m.YXU  London-ORD Chicago O'Hare Intl
5h 50m1 stop Toronto Pearson Intl
Air Canada Logo
8:45 a.m. - 5:43 p.m.ORD  Chicago O'Hare Intl-YXU London
7h 58m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
C$ 926Air Canada
Fri, 2 Oct - Tue, 6 Oct

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Air Canada flights from London, Ontario to Chicago

Our best Air Canada deals on London, Ontario to Chicago flight tickets
Air Canada
3 Dec
YXU9:15 a.m.London
4h 58m
1 stop
ORD1:13 p.m.Chicago O'Hare Intl
6 Dec
ORD4:30 p.m.Chicago O'Hare Intl
4h 17m
1 stop
YXU9:47 p.m.London
C$ 812
Air Canada
10 Oct
YXU5:40 a.m.London
4h 20m
1 stop
ORD9:00 a.m.Chicago O'Hare Intl
17 Oct
ORD9:55 a.m.Chicago O'Hare Intl
3h 55m
1 stop
YXU2:50 p.m.London
C$ 816
Air Canada
15 Feb
YXU5:30 a.m.London
4h 38m
1 stop
ORD9:08 a.m.Chicago O'Hare Intl
16 Feb
ORD4:30 p.m.Chicago O'Hare Intl
4h 17m
1 stop
YXU9:47 p.m.London
C$ 823

United Airlines flights from London, Ontario to Chicago

Our best United Airlines deals on London, Ontario to Chicago flight tickets
United Airlines
10 Oct
YXU10:05 a.m.London
4h 18m
1 stop
ORD1:23 p.m.Chicago O'Hare Intl
17 Oct
ORD7:30 a.m.Chicago O'Hare Intl
13h 10m
2 stops
YXU9:40 p.m.London
C$ 1,040
United Airlines
26 Oct
YXU3:25 p.m.London
9h 36m
2 stops
ORD12:01 a.m.Chicago O'Hare Intl
2 Nov
ORD10:32 a.m.Chicago O'Hare Intl
10h 20m
2 stops
YXU9:52 p.m.London
C$ 1,047
United Airlines
10 Oct
YXU3:30 p.m.London
7h 59m
2 stops
ORD10:29 p.m.Chicago O'Hare Intl
17 Oct
ORD9:00 a.m.Chicago O'Hare Intl
11h 40m
2 stops
YXU9:40 p.m.London
C$ 1,048

momondo Fare Finder

 
Use the filters below to find and compare flights from London, Ontario to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 3/12

9:15 a.m.-1:13 p.m.

1 stop4h 58m

Chicago O'Hare Intl

Sun 6/12

4:30 p.m.-9:47 p.m.

1 stop4h 17m

C$ 812
Quickest round-trip

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Sat 10/10

5:40 a.m.-9:00 a.m.

1 stop4h 20m

Chicago O'Hare Intl

Sat 17/10

9:55 a.m.-2:50 p.m.

1 stop3h 55m

C$ 816

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Mon 15/2

5:30 a.m.-9:08 a.m.

1 stop4h 38m

Chicago O'Hare Intl

Tue 16/2

4:30 p.m.-9:47 p.m.

1 stop4h 17m

C$ 823

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 25/9

6:10 a.m.-11:51 a.m.

2 stops30h 41m

Chicago O'Hare Intl

Fri 2/10

5:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 824

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 2/10

6:10 a.m.-4:40 p.m.

1 stop11h 30m

Chicago O'Hare Intl

Tue 6/10

5:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 886

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 2/10

6:10 a.m.-4:40 p.m.

1 stop11h 30m

Chicago O'Hare Intl

Tue 6/10

5:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 887

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 2/10

6:10 a.m.-4:40 p.m.

1 stop11h 30m

Chicago O'Hare Intl

Tue 6/10

5:30 p.m.-5:20 a.m.

1 stop10h 50m

C$ 888

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 25/9

5:40 a.m.-9:48 a.m.

1 stop5h 08m

Chicago O'Hare Intl

Fri 2/10

2:15 p.m.-9:40 p.m.

1 stop6h 25m

C$ 900

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 2/10

5:40 a.m.-9:00 a.m.

1 stop4h 20m

Chicago O'Hare Intl

Tue 6/10

9:55 a.m.-2:50 p.m.

1 stop3h 55m

C$ 923

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 2/10

10:05 a.m.-2:55 p.m.

1 stop5h 50m

Chicago O'Hare Intl

Tue 6/10

8:45 a.m.-5:43 p.m.

2 stops7h 58m

C$ 926

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from London, Ontario to Chicago

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 airline that flies from London to Chicago?

Air Canada and WestJet are the most popular carriers operating from London to Chicago

Which airlines fly to Chicago?

Air Canada, United Airlines and American Airlines are the top three most popular airlines that fly to Chicago from London, Ontario according to our data. Air Canada is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Chicago. Keep in mind that there are 5 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

When to book flights from London, Ontario to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from London, Ontario to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London, Ontario to Chicago (YXU to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London, Ontario to Chicago

Best price found

C$ 437

Fastest flight time

4h 20m

Direct flights

None
The best one-way flight to Chicago from London, Ontario in the past 72 hours is C$ 437. The best round-trip flight deal from London, Ontario to Chicago found on momondo in the last 72 hours is C$ 812.
The fastest flight from London, Ontario to Chicago takes 4h 20m
There are no direct flights from London, Ontario to Chicago. There are no popular flight routes from London, Ontario to Chicago.
Search flight deals

Frequently asked questions about flying from London, Ontario to Chicago

  • How far is London to Chicago by plane?

    The straight-line distance from London to Chicago is 538.5 km. Flights usually cover this in 4h 20m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Airport to Chicago?

    Prices for flights from London Airport to Chicago are updated daily.

  • How old do you have to be to fly from London Airport to Chicago?

    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 London Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Benton Harbor
Hammond
Munster
Valparaiso
Portage

Why use momondo?

Why should I use momondo to find a flight deal from London 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 London to Chicago for you.

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

Yes. All flights to Chicago from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for London to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for London to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport
Chicago O'Hare Intl Airport