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Cheap flights from London, Ontario to Chicago from C$ 353

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.
WestJet Logo
5:55 p.m. - 4:40 p.m.YXU  London-ORD Chicago O'Hare Intl
23h 45m1 stop Calgary
WestJet Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 580WestJet
Mon, 14 Sep - Mon, 21 Sep
Multiple Airlines Logo
5:55 p.m. - 12:23 a.m.YXU  London-ORD Chicago O'Hare Intl
31h 28m2 stops Calgary Denver Intl
Multiple Airlines Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 684Multiple Airlines
Sun, 13 Sep - Sun, 20 Sep
Multiple Airlines Logo
5:55 p.m. - 6:23 p.m.YXU  London-ORD Chicago O'Hare Intl
25h 28m2 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$ 744Multiple Airlines
Mon, 14 Sep - Mon, 21 Sep
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
9:55 a.m. - 2:50 p.m.ORD  Chicago O'Hare Intl-YXU London
3h 55m1 stop Toronto Pearson Intl
C$ 797Air Canada
Thu, 8 Oct - Mon, 12 Oct
Air Canada Logo
5:40 a.m. - 11:21 a.m.YXU  London-ORD Chicago O'Hare Intl
6h 41m1 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$ 800Air Canada
Thu, 10 Sep - Mon, 14 Sep
Air Canada Logo
5:40 a.m. - 11:21 a.m.YXU  London-ORD Chicago O'Hare Intl
6h 41m1 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$ 801Air Canada
Thu, 10 Sep - Mon, 14 Sep
Air Canada Logo
5:40 a.m. - 2:52 p.m.YXU  London-ORD Chicago O'Hare Intl
10h 12m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau 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$ 804Air Canada
Thu, 10 Sep - Mon, 14 Sep
Air Canada Logo
5:40 a.m. - 2:52 p.m.YXU  London-ORD Chicago O'Hare Intl
10h 12m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau 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$ 805Air Canada
Thu, 10 Sep - Mon, 14 Sep
Multiple Airlines Logo
6:10 a.m. - 11:48 a.m.YXU  London-ORD Chicago O'Hare Intl
30h 38m2 stops Calgary Minneapolis St Paul
Multiple Airlines Logo
5:30 p.m. - 5:20 a.m.ORD  Chicago O'Hare Intl-YXU London
10h 50m1 stop Calgary
C$ 808Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Air Canada Logo
6:20 p.m. - 10:05 p.m.YXU  London-ORD Chicago O'Hare Intl
4h 45m1 stop Toronto Pearson Intl
Air Canada Logo
8:50 a.m. - 2:50 p.m.ORD  Chicago O'Hare Intl-YXU London
5h 00m1 stop Toronto Pearson Intl
C$ 811Air Canada
Thu, 10 Sep - Mon, 14 Sep

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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
8 Oct
YXU10:05 a.m.London
5h 50m
1 stop
ORD2:55 p.m.Chicago O'Hare Intl
12 Oct
ORD9:55 a.m.Chicago O'Hare Intl
3h 55m
1 stop
YXU2:50 p.m.London
C$ 797
Air Canada
10 Sep
YXU5:40 a.m.London
6h 41m
1 stop
ORD11:21 a.m.Chicago O'Hare Intl
14 Sep
ORD9:55 a.m.Chicago O'Hare Intl
3h 55m
1 stop
YXU2:50 p.m.London
C$ 800
Air Canada
10 Sep
YXU5:40 a.m.London
7h 20m
2 stops
ORD12:00 p.m.Chicago O'Hare Intl
14 Sep
ORD5:00 a.m.Chicago O'Hare Intl
8h 50m
2 stops
YXU2:50 p.m.London
C$ 801

WestJet flights from London, Ontario to Chicago

Our best WestJet deals on London, Ontario to Chicago flight tickets
WestJet
14 Sep
YXU5:55 p.m.London
23h 45m
1 stop
ORD4:40 p.m.Chicago O'Hare Intl
21 Sep
ORD5:30 p.m.Chicago O'Hare Intl
10h 50m
1 stop
YXU5:20 a.m.London
C$ 580
WestJet
13 Sep
YXU5:55 p.m.London
23h 45m
1 stop
ORD4:40 p.m.Chicago O'Hare Intl
20 Sep
ORD5:30 p.m.Chicago O'Hare Intl
10h 50m
1 stop
YXU5:20 a.m.London
C$ 958
WestJet
28 Aug
YXU2:40 p.m.London
27h 00m
2 stops
ORD4:40 p.m.Chicago O'Hare Intl
30 Aug
ORD5:30 p.m.Chicago O'Hare Intl
10h 50m
1 stop
YXU5:20 a.m.London
C$ 981

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

Mon 14/9

5:55 p.m.-4:40 p.m.

1 stop23h 45m

Chicago O'Hare Intl

Mon 21/9

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

1 stop10h 50m

C$ 580

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Sun 13/9

5:55 p.m.-12:23 a.m.

2 stops31h 28m

Chicago O'Hare Intl

Sun 20/9

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

1 stop10h 50m

C$ 684

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Mon 14/9

5:55 p.m.-6:23 p.m.

2 stops25h 28m

Chicago O'Hare Intl

Mon 21/9

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

1 stop10h 50m

C$ 744
Quickest round-trip

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 8/10

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

1 stop5h 50m

Chicago O'Hare Intl

Mon 12/10

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

1 stop3h 55m

C$ 797

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 10/9

5:40 a.m.-11:21 a.m.

1 stop6h 41m

Chicago O'Hare Intl

Mon 14/9

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

1 stop3h 55m

C$ 800

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 10/9

5:40 a.m.-11:21 a.m.

1 stop6h 41m

Chicago O'Hare Intl

Mon 14/9

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

1 stop3h 55m

C$ 801

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 10/9

5:40 a.m.-2:52 p.m.

2 stops10h 12m

Chicago O'Hare Intl

Mon 14/9

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

1 stop3h 55m

C$ 804

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 10/9

5:40 a.m.-2:52 p.m.

2 stops10h 12m

Chicago O'Hare Intl

Mon 14/9

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

1 stop3h 55m

C$ 805

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Fri 18/9

6:10 a.m.-11:48 a.m.

2 stops30h 38m

Chicago O'Hare Intl

Fri 25/9

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

1 stop10h 50m

C$ 808

LondonChicago

YXU London - ORD Chicago O'Hare Intl

YXUORD

London

Thu 10/9

6:20 p.m.-10:05 p.m.

1 stop4h 45m

Chicago O'Hare Intl

Mon 14/9

8:50 a.m.-2:50 p.m.

1 stop5h 00m

C$ 811

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 is the most popular carrier 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 59% 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$ 353

Fastest flight time

4h 17m

Direct flights

None
The best one-way flight to Chicago from London, Ontario in the past 72 hours is C$ 353. The best round-trip flight deal from London, Ontario to Chicago found on momondo in the last 72 hours is C$ 580.
The fastest flight from London, Ontario to Chicago takes 4h 17m
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 17m, 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
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