What is the cheapest airline that flies from Alaska to London Heathrow?

British Airways, Air Canada, and KLM are the most popular carriers operating from Alaska to London Heathrow

How long does it take to fly to London Heathrow Airport?

On average, it takes 14h 10m to fly from Alaska to London Heathrow Airport if you fly out of Fairbanks (the most popular airport in Alaska) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of Anchorage and into London Heathrow Airport, then the flight time is around 15h 24m.

What airlines fly to London Heathrow Airport?

Delta, United Airlines and British Airways are the top three most popular airlines that fly to London Heathrow Airport from Alaska according to our data. Delta is the first choice among our users, with 69% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Alaska to London Heathrow Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Alaska to London Heathrow Airport?

The number of operators available for flights from Alaska to London Heathrow Airport is 3 as of July 2025.

How old do you have to be to fly from Alaska to London Heathrow Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to London Heathrow Airport.

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

The required travel and health documents for your London Heathrow Airport 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 London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$385 Cheap Flights from Alaska to London Heathrow Airport in 2025

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Find the cheapest flights from Alaska to London

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Cheap round-trip flights

11:59 pm - 6:30 amANC-LHR

21h 31m2 stops

8:30 am - 12:50 pmLHR-ANC

13h 20m1 stop

$705

Find Deal

Mon, Aug 4 - Wed, Aug 20

6:00 am - 6:30 pmANC-LHR

27h 30m3 stops

6:40 am - 11:15 pmLHR-ANC

25h 35m2 stops

$712Scandinavian Airlines

Find Deal

Wed, Oct 1 - Wed, Oct 15

8:16 pm - 8:40 pmANC-LHR

15h 24m1 stop

9:30 am - 12:50 pmLHR-ANC

12h 20m1 stop

$725United Airlines

Find Deal

Mon, Aug 4 - Wed, Aug 20

8:34 pm - 6:30 amANC-LHR

24h 56m2 stops

8:30 am - 12:50 pmLHR-ANC

13h 20m1 stop

$728United Airlines

Find Deal

Tue, Aug 5 - Wed, Aug 13

8:49 pm - 6:20 amANC-LHR

24h 31m1 stop

7:25 am - 10:41 pmLHR-ANC

24h 16m2 stops

$736Lufthansa

Find Deal

Sun, Aug 24 - Sun, Aug 31

1:40 am - 11:20 amANC-LHR

24h 40m1 stop

6:15 am - 1:32 amLHR-ANC

28h 17m2 stops

$742Delta

Find Deal

Mon, Aug 4 - Tue, Aug 12

6:02 am - 11:25 amANC-LHR

20h 23m2 stops

6:15 am - 1:32 amLHR-ANC

28h 17m2 stops

$747Delta

Find Deal

Tue, Aug 5 - Tue, Aug 12

11:59 pm - 6:20 amANC-LHR

21h 21m1 stop

11:25 am - 10:41 pmLHR-ANC

20h 16m1 stop

$751Lufthansa

Find Deal

Sun, Aug 24 - Sun, Aug 31

6:00 am - 2:15 pmANC-LHR

23h 15m1 stop

6:30 am - 7:10 pmLHR-ANC

21h 40m2 stops

$756KLM

Find Deal

Wed, Oct 1 - Wed, Oct 15

6:00 am - 11:00 amANC-LHR

21h 00m1 stop

8:25 pm - 4:22 pmLHR-ANC

28h 57m2 stops

$757KLM

Find Deal

Mon, Oct 27 - Mon, Nov 10

American Airlines flights from Alaska to London Heathrow Airport

Our best American Airlines deals on Alaska to London Heathrow Airport flight tickets

American Airlines

Aug 3

FAI12:17 pmFairbanks

16h 23m

1 stop

LHR1:40 pmLondon Heathrow

Aug 16

LHR9:50 amLondon Heathrow

19h 35m

1 stop

FAI8:25 pmFairbanks

$902

Find similar

American Airlines

Oct 9

FAI2:00 amFairbanks

19h 50m

1 stop

LHR6:50 amLondon Heathrow

Oct 18

LHR4:30 pmLondon Heathrow

19h 05m

1 stop

FAI2:35 amFairbanks

$952

Find similar

American Airlines

Dec 10

FAI7:00 amFairbanks

20h 00m

2 stops

LHR12:00 pmLondon Heathrow

Jan 10

LHR9:25 amLondon Heathrow

25h 25m

1 stop

FAI1:50 amFairbanks

$1,086

Find similar

United Airlines flights from Alaska to London Heathrow Airport

Our best United Airlines deals on Alaska to London Heathrow Airport flight tickets

United Airlines

Aug 4

ANC8:16 pmAnchorage

15h 24m

1 stop

LHR8:40 pmLondon Heathrow

Aug 20

LHR9:30 amLondon Heathrow

12h 20m

1 stop

ANC12:50 pmAnchorage

$725

Find similar

United Airlines

Aug 5

ANC8:34 pmAnchorage

24h 56m

2 stops

LHR6:30 amLondon Heathrow

Aug 13

LHR8:30 amLondon Heathrow

13h 20m

1 stop

ANC12:50 pmAnchorage

$728

Find similar

United Airlines

Aug 5

ANC8:34 pmAnchorage

24h 56m

2 stops

LHR6:30 amLondon Heathrow

Aug 15

LHR12:15 pmLondon Heathrow

18h 10m

1 stop

ANC9:25 pmAnchorage

$750

Find similar

How to get the cheapest flight ticket from Alaska to London Heathrow Airport

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 month to fly to London Heathrow Airport?

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Alaska, with most prices found around $778. If you’re not able to fly to London Heathrow Airport in January, then October is your next best option. Flight prices from Alaska to London Heathrow Airport during October average around $845.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $873. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,186.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Alaska to London Heathrow Airport at noon for as low as $963. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $1,162.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Alaska when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $1,101 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Alaska for as low as $859 on momondo.

Can stopping save me money on Alaska to London Heathrow Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Alaska to London Heathrow Airport flight.

Cheap Alaska to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to London Heathrow Airport

Best Price Found	$385
Fastest flight time	14h 51m
Direct flights	None

The best one-way flight to London Heathrow Airport from Alaska in the past 72 hours is $385. The best round-trip flight deal from Alaska to London Heathrow Airport found on momondo in the last 72 hours is $705.

The fastest flight from Alaska to London Heathrow Airport takes 14h 51m

There are no direct flights from Alaska to London Heathrow Airport. Popular non-direct routes for this connection are Fairbanks Airport - London Heathrow Airport and Anchorage Airport - London Heathrow Airport.

Search flight deals

When did momondo last update prices for flights from Alaska to London Heathrow Airport?
Prices for flights from Alaska to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Alaska to London Heathrow Airport?
The number of operators available for flights from Alaska to London Heathrow Airport is 3 as of July 2025.
How old do you have to be to fly from Alaska to London Heathrow Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport 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 London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Alaska to London Heathrow Airport

Compare and see reviews for airlines that fly from Alaska to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $652	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
United Airlines	PriceFrom $689	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
British Airways	PriceFrom $766	Free Cancellation	Rating 6.6 7,109 reviews	Search British Airways flights

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Why use momondo?

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

Finding the right flight to London from Alaska is quick and easy when you have a range of options in front of you, from reputable agents and recognisable 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 Alaska to London with flexible booking policies on momondo?

Flights from Alaska to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

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

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Flights to London Gatwick Airportfrom $319

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Cheap flights from Alaska to London from $385

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to London departing on 9/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Alaska to London

Cheap round-trip flights

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Cheap last minute flights

American Airlines flights from Alaska to London Heathrow Airport

Our best American Airlines deals on Alaska to London Heathrow Airport flight tickets

United Airlines flights from Alaska to London Heathrow Airport

Our best United Airlines deals on Alaska to London Heathrow Airport flight tickets

See travel insights to London from

How to get the cheapest flight ticket from Alaska to London Heathrow Airport

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 month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $873. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,186.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

How far in advance should I book a flight to London Heathrow Airport?

Can stopping save me money on Alaska to London Heathrow Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Alaska to London Heathrow Airport flight.

What is the cheapest airline that flies from Alaska to London Heathrow?

British Airways, Air Canada, and KLM are the most popular carriers operating from Alaska to London Heathrow

What airlines fly to London Heathrow Airport?

How long does it take to fly to London Heathrow Airport?

Cheap Alaska to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to London Heathrow Airport

Best Price Found

Fastest flight time

Direct flights

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

How many operators does momondo search for flights from Alaska to London Heathrow Airport?

How old do you have to be to fly from Alaska to London Heathrow Airport?

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

Best airlines flying from Alaska to London Heathrow Airport

Compare and see reviews for airlines that fly from Alaska to London Heathrow Airport with momondo

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo