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

Icelandair, Delta, and United Airlines are the most popular carriers operating from London Heathrow to Alaska

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

Prices for flights from London Heathrow Airport to Alaska are updated daily.

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

There are 2 operators available for flights from London Heathrow Airport to Alaska as of May 2026.

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

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 Heathrow Airport to Alaska.

What documentation or ID do you need to fly to Alaska?

The travel and health documents you'll need for your trip to Alaska 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 Alaska. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£500 Cheap Flights from London Heathrow Airport to Alaska in 2026

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Find the cheapest flights from London Heathrow Airport to Alaska

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:25 - 01:36

LHR

ANC

37h 11m

2 stops

09:05 - 20:20

ANC

LHR

26h 15m

2 stops

£724Icelandair

Sat, 26 Sep - Wed, 7 Oct

13:05 - 01:36

LHR

ANC

21h 31m

2 stops

09:45 - 11:55

ANC

LHR

17h 10m

2 stops

£754Multiple Airlines

Tue, 1 Sep - Wed, 30 Sep

21:25 - 01:36

LHR

ANC

37h 11m

2 stops

09:45 - 11:55

ANC

LHR

17h 10m

2 stops

£756Multiple Airlines

Sat, 19 Sep - Wed, 30 Sep

06:40 - 01:35

LHR

ANC

27h 55m

3 stops

06:00 - 17:40

ANC

LHR

26h 40m

2 stops

£765Scandinavian Airlines

Fri, 18 Sep - Sat, 26 Sep

21:25 - 10:18

LHR

ANC

45h 53m

2 stops

06:05 - 11:55

ANC

LHR

20h 50m

2 stops

£796Multiple Airlines

Thu, 3 Sep - Wed, 16 Sep

06:40 - 23:56

LHR

ANC

26h 16m

2 stops

08:15 - 18:30

ANC

LHR

25h 15m

2 stops

£805Scandinavian Airlines

Sat, 13 Jun - Sat, 27 Jun

13:05 - 22:45

LHR

ANC

18h 40m

2 stops

12:15 - 20:20

ANC

LHR

23h 05m

2 stops

£823Icelandair

Tue, 1 Sep - Tue, 15 Sep

10:20 - 00:17

LHR

ANC

22h 57m

2 stops

06:05 - 15:05

ANC

LHR

24h 00m

1 stop

£832Multiple Airlines

Mon, 7 Sep - Sun, 13 Sep

06:40 - 22:22

LHR

ANC

24h 42m

3 stops

06:00 - 18:50

ANC

LHR

27h 50m

3 stops

£837Scandinavian Airlines

Fri, 18 Sep - Sat, 26 Sep

13:05 - 23:18

LHR

FAI

19h 13m

2 stops

05:31 - 20:20

FAI

LHR

29h 49m

2 stops

£1,059Icelandair

Sat, 13 Jun - Sun, 28 Jun

Icelandair flights from London Heathrow Airport to Alaska

Our best Icelandair deals on London Heathrow Airport to Alaska flight tickets

Icelandair

26 Sept

LHR21:25London Heathrow

37h 11m

2 stops

ANC01:36Anchorage

7 Oct

ANC09:05Anchorage

26h 15m

2 stops

LHR20:20London Heathrow

£724

Icelandair

1 Sept

LHR13:05London Heathrow

18h 40m

2 stops

ANC22:45Anchorage

15 Sept

ANC12:15Anchorage

23h 05m

2 stops

LHR20:20London Heathrow

£823

Icelandair

18 Sept

LHR21:25London Heathrow

37h 11m

2 stops

ANC01:36Anchorage

26 Sept

ANC09:45Anchorage

25h 35m

2 stops

LHR20:20London Heathrow

£843

Scandinavian Airlines flights from London Heathrow Airport to Alaska

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

Scandinavian Airlines

18 Sept

LHR06:40London Heathrow

27h 55m

3 stops

ANC01:35Anchorage

26 Sept

ANC06:00Anchorage

26h 40m

2 stops

LHR17:40London Heathrow

£765

Scandinavian Airlines

13 Jun

LHR06:40London Heathrow

26h 16m

2 stops

ANC23:56Anchorage

27 Jun

ANC08:15Anchorage

25h 15m

2 stops

LHR18:30London Heathrow

£805

Scandinavian Airlines

18 Sept

LHR06:40London Heathrow

24h 42m

3 stops

ANC22:22Anchorage

26 Sept

ANC06:00Anchorage

27h 50m

3 stops

LHR18:50London Heathrow

£837

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 26/9

21:25-01:36

2 stops37h 11m

Anchorage

Wed 7/10

09:05-20:20

2 stops26h 15m

£724

Fastest return journey

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 1/9

13:05-01:36

2 stops21h 31m

Anchorage

Wed 30/9

09:45-11:55

2 stops17h 10m

£754

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 19/9

21:25-01:36

2 stops37h 11m

Anchorage

Wed 30/9

09:45-11:55

2 stops17h 10m

£756

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fri 18/9

06:40-01:35

3 stops27h 55m

Anchorage

Sat 26/9

06:00-17:40

2 stops26h 40m

£765

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 3/9

21:25-10:18

2 stops45h 53m

Anchorage

Wed 16/9

06:05-11:55

2 stops20h 50m

£796

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sat 13/6

06:40-23:56

2 stops26h 16m

Anchorage

Sat 27/6

08:15-18:30

2 stops25h 15m

£805

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 1/9

13:05-22:45

2 stops18h 40m

Anchorage

Tue 15/9

12:15-20:20

2 stops23h 05m

£823

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 7/9

10:20-00:17

2 stops22h 57m

Anchorage

Sun 13/9

06:05-15:05

1 stop24h 00m

£832

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fri 18/9

06:40-22:22

3 stops24h 42m

Anchorage

Sat 26/9

06:00-18:50

3 stops27h 50m

£837

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Sat 13/6

13:05-23:18

2 stops19h 13m

Fairbanks

Sun 28/6

05:31-20:20

2 stops29h 49m

£1,059

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 Alaska?

The cheapest month to fly to Alaska from London Heathrow Airport is in March. Flight prices, which tend to average around £0, are often lower during this time because this is during the off-season. If you’re not able to fly to Alaska in March, then February is your next best option. Flight prices from London Heathrow Airport to Alaska during February average around £621.

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

You could potentially save up to 28% on your flight if you consider stops on a London Heathrow Airport to Alaska flight.

Cheap London Heathrow Airport to Alaska flight deals and tips

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

Fastest flight time	14h 20m
Direct flights	None

The fastest flight from London Heathrow Airport to Alaska takes 14h 20m

There are no direct flights from London Heathrow Airport to Alaska. There are no popular flight routes from London Heathrow Airport to Alaska.

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Alaska

When did momondo last update prices for flights from London Heathrow Airport to Alaska?
Prices for flights from London Heathrow Airport to Alaska are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Alaska?
There are 2 operators available for flights from London Heathrow Airport to Alaska as of May 2026.
How old do you have to be to fly from London Heathrow Airport to Alaska?
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 Heathrow Airport to Alaska.
What documentation or ID do you need to fly to Alaska?
The travel and health documents you'll need for your trip to Alaska 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 Alaska. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Heathrow Airport to Alaska

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

Airline	Rating	Free Cancellation	Price
Icelandair	PriceFrom £644	Free Cancellation	Rating 7.0 652 reviews		Search Icelandair flights
Virgin Atlantic	PriceFrom £1,091	Free Cancellation	Rating 7.4 688 reviews		Search Virgin Atlantic flights

Why use momondo?

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

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

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

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

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

momondo provides multiple filters to help you find the best flight to Alaska 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 Alaska right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Alaska from London. 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.