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

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

What airlines fly to United States?

Air Canada, Porter Airlines and American Airlines are the top three most popular airlines that fly to United States from London, Ontario according to our data. Air Canada is the first choice among our users, with 51% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 8 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from London Airport to United States refresh daily.

How many operators does momondo search for flights from London Airport to United States?

The number of operators available for flights from London Airport to United States is 1 as of November 2026.

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

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 London Airport to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$82 Cheap Flights from London, Ontario to the United States in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London, Ontario to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:15 am - 1:25 pmYXU London-FLL Fort Lauderdale

3h 10mnonstop

1:55 pm - 5:00 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$119Porter Airlines

Wed, Nov 18 - Fri, Nov 20

10:15 am - 1:25 pmYXU London-FLL Fort Lauderdale

3h 10mnonstop

2:40 pm - 5:45 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$119Porter Airlines

Wed, Nov 18 - Mon, Nov 23

10:15 am - 1:25 pmYXU London-FLL Fort Lauderdale

3h 10mnonstop

2:40 pm - 5:45 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$119Porter Airlines

Wed, Nov 18 - Sun, Nov 22

10:15 am - 1:25 pmYXU London-FLL Fort Lauderdale

3h 10mnonstop

2:40 pm - 5:45 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$129Porter Airlines

Sun, Nov 22 - Mon, Nov 23

10:15 am - 1:25 pmYXU London-FLL Fort Lauderdale

3h 10mnonstop

10:40 am - 1:45 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$148Porter Airlines

Sun, Dec 13 - Fri, Dec 18

10:00 am - 12:55 pmYXU London-MCO Orlando

2h 55mnonstop

2:10 pm - 5:00 pmMCO Orlando-YXU London

2h 50mnonstop

$159Porter Airlines

Thu, Nov 19 - Thu, Nov 26

10:00 am - 12:55 pmYXU London-MCO Orlando

2h 55mnonstop

2:10 pm - 5:00 pmMCO Orlando-YXU London

2h 50mnonstop

$160Porter Airlines

Thu, Nov 19 - Thu, Dec 3

10:00 am - 12:55 pmYXU London-MCO Orlando

2h 55mnonstop

2:10 pm - 5:00 pmMCO Orlando-YXU London

2h 50mnonstop

$161Porter Airlines

Thu, Nov 19 - Thu, Nov 26

10:00 am - 12:55 pmYXU London-MCO Orlando

2h 55mnonstop

9:05 pm - 5:00 pmMCO Orlando-YXU London

19h 55m2 stops Asheville Regional Fort Lauderdale

$235Multiple Airlines

Thu, Nov 19 - Thu, Nov 19

10:00 am - 11:06 amYXU London-FLL Fort Lauderdale

25h 06m2 stops Orlando Asheville Regional

1:55 pm - 5:00 pmFLL Fort Lauderdale-YXU London

3h 05mnonstop

$246Multiple Airlines

Thu, Nov 19 - Fri, Nov 20

Cheap last minute flights

Enter your travel dates to find the best prices.

9:05 pm - 11:33 amYXU London-FLL Fort Lauderdale

14h 28m1 stop Toronto Pearson Intl

8:00 am - 2:42 pmFLL Fort Lauderdale-YXU London

6h 42m1 stop Toronto Pearson Intl

$351Air Canada

Mon, Nov 9 - Thu, Nov 12

9:05 pm - 2:21 pmYXU London-FLL Fort Lauderdale

17h 16m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

12:55 pm - 8:27 pmFLL Fort Lauderdale-YXU London

7h 32m1 stop Toronto Pearson Intl

$354Air Canada

Mon, Nov 9 - Thu, Nov 12

9:05 pm - 2:21 pmYXU London-FLL Fort Lauderdale

17h 16m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

7:05 pm - 2:42 pmFLL Fort Lauderdale-YXU London

19h 37m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$399Air Canada

Mon, Nov 9 - Thu, Nov 12

9:05 pm - 1:32 pmYXU London-FLL Fort Lauderdale

16h 27m2 stops Toronto Pearson Intl Houston George Bush Intcntl

12:55 pm - 8:27 pmFLL Fort Lauderdale-YXU London

7h 32m1 stop Toronto Pearson Intl

$439Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

9:05 pm - 6:01 pmYXU London-FLL Fort Lauderdale

20h 56m2 stops Toronto Pearson Intl Houston George Bush Intcntl

7:00 am - 8:27 pmFLL Fort Lauderdale-YXU London

13h 27m2 stops Newark Toronto Pearson Intl

$447United Airlines

Wed, Nov 11 - Wed, Nov 18

9:05 pm - 9:37 pmYXU London-MCO Orlando

24h 32m2 stops Toronto Pearson Intl Chicago O'Hare Intl

11:09 am - 8:27 pmMCO Orlando-YXU London

9h 18m2 stops Newark Toronto Pearson Intl

$477United Airlines

Thu, Nov 12 - Thu, Nov 26

9:05 pm - 8:20 pmYXU London-MCO Orlando

23h 15m2 stops Toronto Pearson Intl Houston George Bush Intcntl

8:15 am - 2:42 pmMCO Orlando-YXU London

6h 27m1 stop Toronto Pearson Intl

$477Multiple Airlines

Thu, Nov 12 - Thu, Nov 26

9:05 pm - 6:11 pmYXU London-MCO Orlando

21h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl

8:24 pm - 2:42 pmMCO Orlando-YXU London

18h 18m2 stops Chicago O'Hare Intl Toronto Pearson Intl

$488United Airlines

Sat, Nov 14 - Sat, Nov 21

9:05 pm - 7:18 pmYXU London-MCO Orlando

22h 13m2 stops Toronto Pearson Intl Newark

8:24 pm - 2:42 pmMCO Orlando-YXU London

18h 18m2 stops Chicago O'Hare Intl Toronto Pearson Intl

$495United Airlines

Sat, Nov 14 - Mon, Nov 23

9:05 pm - 9:59 pmYXU London-MCO Orlando

24h 54m2 stops Toronto Pearson Intl Houston George Bush Intcntl

7:17 pm - 2:42 pmMCO Orlando-YXU London

19h 25m3 stops Washington, D.C. Dulles Intl Newark Toronto Pearson Intl

$510United Airlines

Sat, Nov 14 - Mon, Nov 23

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WestJet flights from London, Ontario to United States

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

WestJet

Jan 22

YXU6:40 amLondon

14h 05m

2 stops

LAX5:45 pmLos Angeles

Jan 25

LAX5:00 pmLos Angeles

9h 35m

1 stop

YXU5:35 amLondon

$329

WestJet

Jan 22

YXU6:40 amLondon

12h 30m

1 stop

LAX4:10 pmLos Angeles

Jan 25

LAX5:00 pmLos Angeles

9h 35m

1 stop

YXU5:35 amLondon

$356

WestJet

Mar 12

YXU6:40 amLondon

14h 05m

2 stops

LAX5:45 pmLos Angeles

Mar 14

LAX6:00 pmLos Angeles

9h 35m

1 stop

YXU6:35 amLondon

$368

United Airlines flights from London, Ontario to United States

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

United Airlines

Nov 17

YXU3:25 pmLondon

19h 43m

2 stops

FLL11:08 amFort Lauderdale

Nov 19

FLL9:25 amFort Lauderdale

11h 02m

2 stops

YXU8:27 pmLondon

$418

United Airlines

Nov 17

YXU3:25 pmLondon

9h 34m

2 stops

MCO12:59 amOrlando

Nov 21

MCO8:24 pmOrlando

18h 18m

2 stops

YXU2:42 pmLondon

$433

United Airlines

Nov 11

YXU9:05 pmLondon

20h 56m

2 stops

FLL6:01 pmFort Lauderdale

Nov 18

FLL7:00 amFort Lauderdale

13h 27m

2 stops

YXU8:27 pmLondon

$447

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Wed 11/18

10:15 am-1:25 pm

Nonstop3h 10m

Fort Lauderdale

Fri 11/20

1:55 pm-5:00 pm

Nonstop3h 05m

$119

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Wed 11/18

10:15 am-1:25 pm

Nonstop3h 10m

Fort Lauderdale

Mon 11/23

2:40 pm-5:45 pm

Nonstop3h 05m

$119

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Wed 11/18

10:15 am-1:25 pm

Nonstop3h 10m

Fort Lauderdale

Sun 11/22

2:40 pm-5:45 pm

Nonstop3h 05m

$119

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Sun 11/22

10:15 am-1:25 pm

Nonstop3h 10m

Fort Lauderdale

Mon 11/23

2:40 pm-5:45 pm

Nonstop3h 05m

$129

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Sun 12/13

10:15 am-1:25 pm

Nonstop3h 10m

Fort Lauderdale

Fri 12/18

10:40 am-1:45 pm

Nonstop3h 05m

$148

Quickest round-trip

LondonOrlando

YXU London - MCO Orlando

YXUMCO

London

Thu 11/19

10:00 am-12:55 pm

Nonstop2h 55m

Orlando

Thu 11/26

2:10 pm-5:00 pm

Nonstop2h 50m

$159

LondonOrlando

YXU London - MCO Orlando

YXUMCO

London

Thu 11/19

10:00 am-12:55 pm

Nonstop2h 55m

Orlando

Thu 12/3

2:10 pm-5:00 pm

Nonstop2h 50m

$160

LondonOrlando

YXU London - MCO Orlando

YXUMCO

London

Thu 11/19

10:00 am-12:55 pm

Nonstop2h 55m

Orlando

Thu 11/26

2:10 pm-5:00 pm

Nonstop2h 50m

$161

LondonOrlando

YXU London - MCO Orlando

YXUMCO

London

Thu 11/19

10:00 am-12:55 pm

Nonstop2h 55m

Orlando

Thu 11/19

9:05 pm-5:00 pm

2 stops19h 55m

$235

LondonFort Lauderdale

YXU London - FLL Fort Lauderdale

YXUFLL

London

Thu 11/19

10:00 am-11:06 am

2 stops25h 06m

Fort Lauderdale

Fri 11/20

1:55 pm-5:00 pm

Nonstop3h 05m

$246

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 London, Ontario to United States

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

What is the cheapest month to fly to United States?

In general, January is the cheapest month to fly from London, Ontario to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $334. If you aren’t able to travel during the month of January, then book flights to United States from London, Ontario during December instead. Flights to United States in December, while not as cheap as those in January, still average around $371.

What is the cheapest London to United States flight route?

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

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

There is only 1 cabin class available to choose from on London, Ontario to United States 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 London, Ontario to United States flights?

No. A direct flight is the cheapest option for a flight between London, Ontario to United States.

Cheap London, Ontario to United States flight deals and tips

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

Best Price Found	$82
Fastest flight time	2h 55m
Direct flights	Every day
Airports in United States	4,301 airports

The best one-way flight to United States from London, Ontario in the past 72 hours is $82. The best round-trip flight deal from London, Ontario to United States found on momondo in the last 72 hours is $119.

The fastest flight from London, Ontario to United States takes 2h 55m

Direct flights go from London, Ontario to United States every day.

There are 4,301 airports in United States. From London, Ontario there are direct flights to Fort Lauderdale (FLL), Orlando (MCO).

Search flight deals

Frequently asked questions about flying from London, Ontario to the United States

When did momondo last update prices for flights from London Airport to United States?
Prices for flights from London Airport to United States refresh daily.
How many operators does momondo search for flights from London Airport to United States?
The number of operators available for flights from London Airport to United States is 1 as of November 2026.
How old do you have to be to fly from London Airport to United States?
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 London Airport to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London, Ontario to United States?
momondo data reveals that the most frequently booked plane model on the route from London, Ontario to United States is Embraer 195 E2, representing 88.39% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 5.36%, Airbus A321-100/200 at 2.68%, and Airbus A330-300 at 1.79%.

Best airlines flying from London, Ontario to United States

Compare and see reviews for airlines that fly from London, Ontario to United States with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $468	Free Cancellation	Rating 7.1 11,875 reviews		Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to United States. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from London to United States on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Price alerts on flights to United States from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.