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 45m on average, while flying from Boston to Toronto Pearson Intl Airport is 1h 50m on average. Toronto Pearson Intl Airport is the most popular airport in London, Ontario.

What is the cheapest airline that flies from United States to London?

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

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 41% 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.

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$ 228 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

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

Enter your travel dates to find the best prices.

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$ 379WestJet

Mon, 25 May - Thu, 28 May

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$ 480WestJet

Mon, 25 May - Thu, 28 May

4:05 p.m. - 9:21 p.m.

MCO

YXU

5h 16m1 stop

5:40 p.m. - 11:50 p.m.

YXU

MCO

6h 10m1 stop

C$ 533Air Canada

Tue, 13 Jan - Sun, 18 Jan

8:30 a.m. - 5:05 p.m.

MCO

YXU

8h 35m2 stops

5:40 p.m. - 11:50 p.m.

YXU

MCO

6h 10m1 stop

C$ 546Air Canada

Thu, 15 Jan - Mon, 19 Jan

8:30 a.m. - 5:05 p.m.

MCO

YXU

8h 35m2 stops

5:10 a.m. - 5:07 p.m.

YXU

MCO

11h 57m2 stops

C$ 557Air Canada

Wed, 14 Jan - Sun, 18 Jan

12:10 p.m. - 5:05 p.m.

MCO

YXU

4h 55m1 stop

5:40 p.m. - 11:50 p.m.

YXU

MCO

6h 10m1 stop

C$ 563Air Canada

Mon, 12 Jan - Wed, 21 Jan

11:15 a.m. - 9:20 p.m.

MCO

YXU

10h 05m2 stops

5:10 a.m. - 2:09 p.m.

YXU

MCO

8h 59m2 stops

C$ 568United Airlines

Fri, 16 Jan - Thu, 22 Jan

2:36 p.m. - 6:35 a.m.

SJC

YXU

36h 59m2 stops

8:10 p.m. - 9:28 a.m.

YXU

SJC

40h 18m2 stops

C$ 710Multiple Airlines

Wed, 4 Mar - Wed, 18 Mar

2:36 p.m. - 6:35 a.m.

SJC

YXU

36h 59m2 stops

8:10 p.m. - 9:28 a.m.

YXU

SJC

40h 18m2 stops

C$ 711Multiple Airlines

Wed, 4 Mar - Wed, 18 Mar

11:15 a.m. - 5:05 p.m.

ORD

YXU

4h 50m1 stop

9:50 a.m. - 1:01 p.m.

YXU

ORD

4h 11m1 stop

C$ 756United Airlines

Thu, 22 Jan - Mon, 26 Jan

WestJet flights from United States to London, Ontario

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

WestJet

25 May

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

10h 42m

1 stop

YXU5:12 a.m.London

28 May

YXU8:00 p.m.London

21h 43m

1 stop

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

C$ 379

Find similar

WestJet

25 May

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

10h 42m

1 stop

YXU5:12 a.m.London

28 May

YXU8:00 p.m.London

21h 43m

1 stop

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

C$ 480

Find similar

WestJet

22 Jan

ATL8:25 a.m.Atlanta Hartsfield-Jackson

22h 09m

2 stops

YXU6:34 a.m.London

26 Jan

YXU8:10 p.m.London

10h 42m

1 stop

ATL6:52 a.m.Atlanta Hartsfield-Jackson

C$ 598

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

16 Jan

MCO11:15 a.m.Orlando

10h 05m

2 stops

YXU9:20 p.m.London

22 Jan

YXU5:10 a.m.London

8h 59m

2 stops

MCO2:09 p.m.Orlando

C$ 568

Find similar

United Airlines

22 Jan

ORD11:15 a.m.Chicago O'Hare Intl

4h 50m

1 stop

YXU5:05 p.m.London

26 Jan

YXU9:50 a.m.London

4h 11m

1 stop

ORD1:01 p.m.Chicago O'Hare Intl

C$ 756

Find similar

United Airlines

7 Feb

IAD8:29 a.m.Washington, D.C. Dulles Intl

8h 36m

2 stops

YXU5:05 p.m.London

14 Feb

YXU9:25 a.m.London

7h 35m

2 stops

IAD5:00 p.m.Washington, D.C. Dulles Intl

C$ 759

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

Mon 25/5

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

1 stop10h 42m

London

Thu 28/5

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

1 stop21h 43m

C$ 379

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Mon 25/5

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

1 stop10h 42m

London

Thu 28/5

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

1 stop21h 43m

C$ 480

OrlandoLondon

MCO - YXU

MCOYXU

Orlando

Tue 13/1

4:05 p.m.-9:21 p.m.

1 stop5h 16m

London

Sun 18/1

5:40 p.m.-11:50 p.m.

1 stop6h 10m

C$ 533

OrlandoLondon

MCO - YXU

MCOYXU

Orlando

Thu 15/1

8:30 a.m.-5:05 p.m.

2 stops8h 35m

London

Mon 19/1

5:40 p.m.-11:50 p.m.

1 stop6h 10m

C$ 546

OrlandoLondon

MCO - YXU

MCOYXU

Orlando

Wed 14/1

8:30 a.m.-5:05 p.m.

2 stops8h 35m

London

Sun 18/1

5:10 a.m.-5:07 p.m.

2 stops11h 57m

C$ 557

OrlandoLondon

MCO - YXU

MCOYXU

Orlando

Mon 12/1

12:10 p.m.-5:05 p.m.

1 stop4h 55m

London

Wed 21/1

5:40 p.m.-11:50 p.m.

1 stop6h 10m

C$ 563

OrlandoLondon

MCO - YXU

MCOYXU

Orlando

Fri 16/1

11:15 a.m.-9:20 p.m.

2 stops10h 05m

London

Thu 22/1

5:10 a.m.-2:09 p.m.

2 stops8h 59m

C$ 568

San JoseLondon

SJC - YXU

SJCYXU

San Jose

Wed 4/3

2:36 p.m.-6:35 a.m.

2 stops36h 59m

London

Wed 18/3

8:10 p.m.-9:28 a.m.

2 stops40h 18m

C$ 710

San JoseLondon

SJC - YXU

SJCYXU

San Jose

Wed 4/3

2:36 p.m.-6:35 a.m.

2 stops36h 59m

London

Wed 18/3

8:10 p.m.-9:28 a.m.

2 stops40h 18m

C$ 711

ChicagoLondon

ORD - YXU

ORDYXU

Chicago O'Hare Intl

Thu 22/1

11:15 a.m.-5:05 p.m.

1 stop4h 50m

London

Mon 26/1

9:50 a.m.-1:01 p.m.

1 stop4h 11m

C$ 756

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 7% 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

Fastest flight time	4h 31m
Direct flights	None

The fastest flight from United States to London, Ontario takes 4h 31m

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.