Which airlines fly to London, Ontario?

United Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to London, Ontario from Chicago according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 3 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Chicago to London?

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

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

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

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

What documentation or ID do you need to fly to London Airport?

The necessary travel and health documents for your London Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 420 Cheap Flights from Chicago to London, Ontario in 2026

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Chicago to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:55 a.m. - 2:58 p.m.

ORD

YXU

4h 03m

1 stop

5:10 a.m. - 9:00 a.m.

YXU

ORD

4h 50m

1 stop

C$ 900Air Canada

Sat, 6 Jun - Thu, 11 Jun

3:45 p.m. - 9:38 p.m.

ORD

YXU

4h 53m

1 stop

5:10 a.m. - 9:00 a.m.

YXU

ORD

4h 50m

1 stop

C$ 917Air Canada

Sun, 14 Jun - Wed, 17 Jun

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

ORD

YXU

8h 00m

2 stops

5:10 a.m. - 9:00 a.m.

YXU

ORD

4h 50m

1 stop

C$ 930Air Canada

Wed, 8 Jul - Sun, 12 Jul

8:40 p.m. - 9:20 a.m.

ORD

YXU

11h 40m

1 stop

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

YXU

ORD

5h 50m

1 stop

C$ 952Air Canada

Thu, 9 Jul - Sat, 11 Jul

8:40 p.m. - 9:20 a.m.

ORD

YXU

11h 40m

1 stop

5:10 a.m. - 2:55 p.m.

YXU

ORD

10h 45m

2 stops

C$ 964Air Canada

Thu, 9 Jul - Sat, 11 Jul

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

ORD

YXU

10h 50m

1 stop

2:40 p.m. - 4:40 p.m.

YXU

ORD

27h 00m

2 stops

C$ 971WestJet

Tue, 2 Jun - Sun, 7 Jun

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

ORD

YXU

10h 50m

1 stop

5:55 p.m. - 8:43 p.m.

YXU

ORD

27h 48m

2 stops

C$ 1,030Multiple Airlines

Wed, 17 Jun - Wed, 24 Jun

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

ORD

YXU

10h 50m

1 stop

6:10 a.m. - 5:28 a.m.

YXU

ORD

24h 18m

2 stops

C$ 1,038Multiple Airlines

Fri, 10 Jul - Mon, 10 Aug

9:55 a.m. - 2:58 p.m.

ORD

YXU

4h 03m

1 stop

10:05 a.m. - 1:22 p.m.

YXU

ORD

4h 17m

1 stop

C$ 1,051United Airlines

Mon, 15 Jun - Mon, 22 Jun

6:30 a.m. - 5:33 p.m.

ORD

YXU

10h 03m

2 stops

5:10 a.m. - 9:00 a.m.

YXU

ORD

4h 50m

1 stop

C$ 1,065United Airlines

Sun, 14 Jun - Wed, 17 Jun

Air Canada flights from Chicago to London, Ontario

Our best Air Canada deals on Chicago to London, Ontario flight tickets

Air Canada

6 Jun

ORD9:55 a.m.Chicago O'Hare Intl

4h 03m

1 stop

YXU2:58 p.m.London

11 Jun

YXU5:10 a.m.London

4h 50m

1 stop

ORD9:00 a.m.Chicago O'Hare Intl

C$ 900

Air Canada

14 Jun

ORD3:45 p.m.Chicago O'Hare Intl

4h 53m

1 stop

YXU9:38 p.m.London

17 Jun

YXU5:10 a.m.London

4h 50m

1 stop

ORD9:00 a.m.Chicago O'Hare Intl

C$ 917

Air Canada

8 Jul

ORD8:45 a.m.Chicago O'Hare Intl

8h 00m

2 stops

YXU5:45 p.m.London

12 Jul

YXU5:10 a.m.London

4h 50m

1 stop

ORD9:00 a.m.Chicago O'Hare Intl

C$ 930

United Airlines flights from Chicago to London, Ontario

Our best United Airlines deals on Chicago to London, Ontario flight tickets

United Airlines

15 Jun

ORD9:55 a.m.Chicago O'Hare Intl

4h 03m

1 stop

YXU2:58 p.m.London

22 Jun

YXU10:05 a.m.London

4h 17m

1 stop

ORD1:22 p.m.Chicago O'Hare Intl

C$ 1,051

United Airlines

14 Jun

ORD6:30 a.m.Chicago O'Hare Intl

10h 03m

2 stops

YXU5:33 p.m.London

17 Jun

YXU5:10 a.m.London

4h 50m

1 stop

ORD9:00 a.m.Chicago O'Hare Intl

C$ 1,065

United Airlines

4 Jun

ORD9:55 a.m.Chicago O'Hare Intl

4h 03m

1 stop

YXU2:58 p.m.London

9 Jun

YXU6:10 p.m.London

15h 19m

2 stops

ORD8:29 a.m.Chicago O'Hare Intl

C$ 1,071

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sat 6/6

9:55 a.m.-2:58 p.m.

1 stop4h 03m

London

Thu 11/6

5:10 a.m.-9:00 a.m.

1 stop4h 50m

C$ 900

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sun 14/6

3:45 p.m.-9:38 p.m.

1 stop4h 53m

London

Wed 17/6

5:10 a.m.-9:00 a.m.

1 stop4h 50m

C$ 917

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Wed 8/7

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

2 stops8h 00m

London

Sun 12/7

5:10 a.m.-9:00 a.m.

1 stop4h 50m

C$ 930

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Thu 9/7

8:40 p.m.-9:20 a.m.

1 stop11h 40m

London

Sat 11/7

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

1 stop5h 50m

C$ 952

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Thu 9/7

8:40 p.m.-9:20 a.m.

1 stop11h 40m

London

Sat 11/7

5:10 a.m.-2:55 p.m.

2 stops10h 45m

C$ 964

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Tue 2/6

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

1 stop10h 50m

London

Sun 7/6

2:40 p.m.-4:40 p.m.

2 stops27h 00m

C$ 971

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Wed 17/6

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

1 stop10h 50m

London

Wed 24/6

5:55 p.m.-8:43 p.m.

2 stops27h 48m

C$ 1,030

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Fri 10/7

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

1 stop10h 50m

London

Mon 10/8

6:10 a.m.-5:28 a.m.

2 stops24h 18m

C$ 1,038

Quickest round-trip

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Mon 15/6

9:55 a.m.-2:58 p.m.

1 stop4h 03m

London

Mon 22/6

10:05 a.m.-1:22 p.m.

1 stop4h 17m

C$ 1,051

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Sun 14/6

6:30 a.m.-5:33 p.m.

2 stops10h 03m

London

Wed 17/6

5:10 a.m.-9:00 a.m.

1 stop4h 50m

C$ 1,065

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

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

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

Prices

Airlines

Can stopping save me money on Chicago to London, Ontario flights?

You could potentially save up to 59% on your flight if you consider stops on a Chicago to London, Ontario flight.

When to book flights from Chicago to London, Ontario

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

Estimated round-trip price

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

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

Fastest flight time	4h 03m
Direct flights	None

The fastest flight from Chicago to London, Ontario takes 4h 03m

There are no direct flights from Chicago to London, Ontario. There are no popular flight routes from Chicago to London, Ontario.

Search flight deals

Frequently asked questions about flying from Chicago to London, Ontario

How far is Chicago to London by plane?
The distance between Chicago and London is about 538.5 km. Flights usually cover this in 4h 03m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Chicago to London Airport?
Prices for flights from Chicago to London Airport are updated daily.
How old do you have to be to fly from Chicago to London 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 Chicago to London Airport.
What documentation or ID do you need to fly to London Airport?
The necessary travel and health documents for your London Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Grand Bend

Port Stanley

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to London from Chicago with this policy.

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

momondo helps you find the best flight between Chicago and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to London from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.