Which airlines fly to London, Ontario?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to London, Ontario from United States according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when travelling to London, Ontario. Keep in mind that there are 10 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 United States to London?

WestJet, Air Canada, and United Airlines are the most popular carriers operating from United States to London

How long does it take to fly to London, Ontario?

The average flight duration from United States to London, Ontario depends on which airport you fly into and out of. Flying from New York to Toronto Pearson Intl Airport is 1h 43m on average, while flying from Boston to Toronto Pearson Intl Airport is 1h 52m on average. Toronto Pearson Intl Airport is the most popular airport in London, Ontario.

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

Prices for flights from United States to London Airport were last updated today.

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

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

The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

C$ 172 Cheap Flights from the United States to London in 2025/26

1 adult

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Find the cheapest flights from the United States to London

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United States to London

5:30 p.m. - 5:12 a.m.ORD-YXU

10h 42m1 stop

8:00 p.m. - 4:43 p.m.YXU-ORD

21h 43m1 stop

C$ 468WestJet

Find Deal

Thu, 9 Oct - Wed, 15 Oct

4:15 p.m. - 9:21 p.m.TPA-YXU

5h 06m1 stop

9:25 a.m. - 3:22 p.m.YXU-TPA

5h 57m1 stop

C$ 480Air Canada

Find Deal

Thu, 19 Feb - Mon, 23 Feb

4:15 p.m. - 9:21 p.m.TPA-YXU

5h 06m1 stop

9:25 a.m. - 9:12 p.m.YXU-TPA

11h 47m2 stops

C$ 487Air Canada

Find Deal

Thu, 19 Feb - Mon, 23 Feb

12:05 p.m. - 9:21 p.m.TPA-YXU

9h 16m2 stops

9:25 a.m. - 9:12 p.m.YXU-TPA

11h 47m2 stops

C$ 494Air Canada

Find Deal

Mon, 17 Nov - Sat, 22 Nov

10:10 p.m. - 8:46 a.m.TPA-YXU

10h 36m1 stop

9:25 a.m. - 9:12 p.m.YXU-TPA

11h 47m2 stops

C$ 519Air Canada

Find Deal

Thu, 30 Oct - Thu, 6 Nov

10:10 p.m. - 8:46 a.m.TPA-YXU

10h 36m1 stop

9:25 a.m. - 9:12 p.m.YXU-TPA

11h 47m2 stops

C$ 520Air Canada

Find Deal

Mon, 17 Nov - Sat, 22 Nov

1:00 p.m. - 7:12 p.m.SFO-YXU

27h 12m1 stop

8:10 p.m. - 9:30 a.m.YXU-SFO

40h 20m2 stops

C$ 524Multiple Airlines

Find Deal

Thu, 30 Oct - Thu, 6 Nov

5:30 p.m. - 5:12 a.m.ORD-YXU

10h 42m1 stop

6:00 a.m. - 12:31 p.m.YXU-ORD

31h 31m2 stops

C$ 537Multiple Airlines

Find Deal

Thu, 9 Oct - Wed, 15 Oct

9:05 a.m. - 9:21 p.m.TPA-YXU

12h 16m2 stops

5:45 a.m. - 3:34 p.m.YXU-TPA

9h 49m2 stops

C$ 633United Airlines

Find Deal

Thu, 19 Feb - Mon, 23 Feb

9:05 a.m. - 9:21 p.m.TPA-YXU

12h 16m3 stops

9:25 a.m. - 9:58 p.m.YXU-TPA

12h 33m2 stops

C$ 640United Airlines

Find Deal

Thu, 19 Feb - Mon, 23 Feb

WestJet flights from United States to London, Ontario

Our best WestJet deals on United States to London, Ontario flight tickets

WestJet

9 Oct

ORD5:30 p.m.Chicago O'Hare Intl

10h 42m

1 stop

YXU5:12 a.m.London

15 Oct

YXU8:00 p.m.London

21h 43m

1 stop

ORD4:43 p.m.Chicago O'Hare Intl

C$ 468

Find similar

WestJet

15 Oct

JFK5:30 p.m.New York John F Kennedy Intl

11h 42m

1 stop

YXU5:12 a.m.London

22 Oct

YXU6:00 a.m.London

10h 32m

1 stop

JFK4:32 p.m.New York John F Kennedy Intl

C$ 649

Find similar

WestJet

16 Oct

JFK5:30 p.m.New York John F Kennedy Intl

11h 42m

1 stop

YXU5:12 a.m.London

23 Oct

YXU6:00 a.m.London

10h 32m

1 stop

JFK4:32 p.m.New York John F Kennedy Intl

C$ 841

Find similar

United Airlines flights from United States to London, Ontario

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

United Airlines

19 Feb

TPA9:05 a.m.Tampa

12h 16m

2 stops

YXU9:21 p.m.London

23 Feb

YXU5:45 a.m.London

9h 49m

2 stops

TPA3:34 p.m.Tampa

C$ 633

Find similar

United Airlines

19 Feb

TPA9:05 a.m.Tampa

12h 16m

3 stops

YXU9:21 p.m.London

23 Feb

YXU9:25 a.m.London

12h 33m

2 stops

TPA9:58 p.m.Tampa

C$ 640

Find similar

United Airlines

29 Sep

SAN11:08 a.m.San Diego

19h 11m

2 stops

YXU9:19 a.m.London

4 Oct

YXU3:40 p.m.London

11h 35m

2 stops

SAN12:15 a.m.San Diego

C$ 667

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Thu 9/10

5:30 p.m.-5:12 a.m.

1 stop10h 42m

London

Wed 15/10

8:00 p.m.-4:43 p.m.

1 stop21h 43m

C$ 468

TampaLondon

TPA - YXU

TPAYXU

Tampa

Thu 19/2

4:15 p.m.-9:21 p.m.

1 stop5h 06m

London

Mon 23/2

9:25 a.m.-3:22 p.m.

1 stop5h 57m

C$ 480

TampaLondon

TPA - YXU

TPAYXU

Tampa

Thu 19/2

4:15 p.m.-9:21 p.m.

1 stop5h 06m

London

Mon 23/2

9:25 a.m.-9:12 p.m.

2 stops11h 47m

C$ 487

TampaLondon

TPA - YXU

TPAYXU

Tampa

Mon 17/11

12:05 p.m.-9:21 p.m.

2 stops9h 16m

London

Sat 22/11

9:25 a.m.-9:12 p.m.

2 stops11h 47m

C$ 494

TampaLondon

TPA - YXU

TPAYXU

Tampa

Thu 30/10

10:10 p.m.-8:46 a.m.

1 stop10h 36m

London

Thu 6/11

9:25 a.m.-9:12 p.m.

2 stops11h 47m

C$ 519

TampaLondon

TPA - YXU

TPAYXU

Tampa

Mon 17/11

10:10 p.m.-8:46 a.m.

1 stop10h 36m

London

Sat 22/11

9:25 a.m.-9:12 p.m.

2 stops11h 47m

C$ 520

San FranciscoLondon

SFO - YXU

SFOYXU

San Francisco

Thu 30/10

1:00 p.m.-7:12 p.m.

1 stop27h 12m

London

Thu 6/11

8:10 p.m.-9:30 a.m.

2 stops40h 20m

C$ 524

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Thu 9/10

5:30 p.m.-5:12 a.m.

1 stop10h 42m

London

Wed 15/10

6:00 a.m.-12:31 p.m.

2 stops31h 31m

C$ 536

TampaLondon

TPA - YXU

TPAYXU

Tampa

Thu 19/2

9:05 a.m.-9:21 p.m.

2 stops12h 16m

London

Mon 23/2

5:45 a.m.-3:34 p.m.

2 stops9h 49m

C$ 633

TampaLondon

TPA - YXU

TPAYXU

Tampa

Thu 19/2

9:05 a.m.-9:21 p.m.

3 stops12h 16m

London

Mon 23/2

9:25 a.m.-9:58 p.m.

2 stops12h 33m

C$ 640

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States 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

Other information

What is the cheapest United States to London flight route?

Fly from Orlando to London for the best United States - London flight prices

What cabin class options are available on United States to London flights?

There is only 1 cabin class available to choose from on United States to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 22% on your flight if you consider stops on a United States to London, Ontario flight.

Cheap United States to London, Ontario flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from United States to London Airport?
Prices for flights from United States to London Airport were last updated today.
How old do you have to be to fly from United States to London 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 from United States to London Airport.
What documentation or ID do you need to fly to London Airport?
The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to London, Ontario?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from United States to London, Ontario is Boeing 737 MAX 8 (80.00% of total bookings). The next most popular plane model is Boeing 737-800 Passenger/BBJ2 (winglets) (20.00%).

Grand Bend

Port Stanley

Why use momondo?

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

Finding the right flight to London from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for United States to London flights to just show those with flexible booking policies.

How can momondo help me find flights from United States to London?

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

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

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