Which airlines fly to Alaska?

Virgin Atlantic, Icelandair and British Airways are the top three most popular airlines that fly to Alaska from London according to our data. Virgin Atlantic is the first choice among our users, with 35% of people opting to fly with this airline when travelling to Alaska. Keep in mind that there are 6 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

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

British Airways, Icelandair, and Delta are the most popular carriers operating from London to Alaska

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

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

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

As of September 2025, there are 6 operators available to choose from for flights from London to Alaska.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Alaska.

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

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

£422 Cheap Flights from London to Alaska in 2025/26

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Find the cheapest flights from London to Alaska

Round-trip

One-way

Cheap return flights

15:40 - 22:45LGW-ANC

40h 05m2 stops

10:00 - 14:40ANC-LGW

19h 40m2 stops

£615Icelandair

Find Deal

Tue, 14 Oct - Tue, 21 Oct

21:25 - 22:45LHR-ANC

34h 20m2 stops

10:00 - 11:55ANC-LHR

16h 55m2 stops

£618Icelandair

Find Deal

Tue, 14 Oct - Tue, 21 Oct

11:55 - 22:48LGW-ANC

18h 53m2 stops

07:05 - 10:55ANC-LGW

18h 50m2 stops

£661Icelandair

Find Deal

Wed, 29 Oct - Wed, 5 Nov

15:40 - 22:45LGW-ANC

40h 05m2 stops

10:00 - 14:35ANC-LGW

19h 35m2 stops

£663Icelandair

Find Deal

Mon, 13 Oct - Mon, 20 Oct

06:40 - 22:43LHR-ANC

25h 03m2 stops

06:00 - 18:30ANC-LHR

27h 30m3 stops

£739Scandinavian Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

06:40 - 01:59LHR-ANC

28h 19m3 stops

06:00 - 18:30ANC-LHR

27h 30m2 stops

£744Scandinavian Airlines

Find Deal

Sun, 12 Oct - Sun, 19 Oct

13:25 - 01:59LHR-ANC

21h 34m1 stop

11:15 - 11:20ANC-LHR

15h 05m1 stop

£1,077Virgin Atlantic

Find Deal

Wed, 8 Oct - Wed, 22 Oct

07:25 - 19:57LHR-ANC

21h 32m2 stops

21:04 - 06:20ANC-LHR

24h 16m1 stop

£1,085United Airlines

Find Deal

Wed, 8 Oct - Wed, 22 Oct

13:25 - 01:59LHR-ANC

21h 34m1 stop

06:00 - 11:20ANC-LHR

20h 20m1 stop

£1,086Virgin Atlantic

Find Deal

Wed, 8 Oct - Wed, 22 Oct

14:55 - 01:13LHR-FAI

19h 18m1 stop

12:19 - 12:20FAI-LHR

15h 01m1 stop

£1,252British Airways

Find Deal

Thu, 27 Nov - Mon, 1 Dec

Virgin Atlantic flights from London to Alaska

Our best Virgin Atlantic deals on London to Alaska flight tickets

Virgin Atlantic

8 Oct

LHR13:25London Heathrow

21h 34m

1 stop

ANC01:59Anchorage

22 Oct

ANC11:15Anchorage

15h 05m

1 stop

LHR11:20London Heathrow

£1,077

Find similar

Virgin Atlantic

8 Oct

LHR13:25London Heathrow

21h 34m

1 stop

ANC01:59Anchorage

22 Oct

ANC06:00Anchorage

20h 20m

1 stop

LHR11:20London Heathrow

£1,086

Find similar

Virgin Atlantic

8 Oct

LHR12:45London Heathrow

21h 06m

1 stop

ANC00:51Anchorage

22 Oct

ANC06:05Anchorage

22h 05m

1 stop

LHR13:10London Heathrow

£1,087

Find similar

Icelandair flights from London to Alaska

Our best Icelandair deals on London to Alaska flight tickets

Icelandair

14 Oct

LGW15:40London Gatwick

40h 05m

2 stops

ANC22:45Anchorage

21 Oct

ANC10:00Anchorage

19h 40m

2 stops

LGW14:40London Gatwick

£615

Find similar

Icelandair

14 Oct

LHR21:25London Heathrow

34h 20m

2 stops

ANC22:45Anchorage

21 Oct

ANC10:00Anchorage

16h 55m

2 stops

LHR11:55London Heathrow

£618

Find similar

Icelandair

29 Oct

LGW11:55London Gatwick

18h 53m

2 stops

ANC22:48Anchorage

5 Nov

ANC07:05Anchorage

18h 50m

2 stops

LGW10:55London Gatwick

£661

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Tue 14/10

15:40-22:45

2 stops40h 05m

Anchorage

Tue 21/10

10:00-14:40

2 stops19h 40m

£615

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 14/10

21:25-22:45

2 stops34h 20m

Anchorage

Tue 21/10

10:00-11:55

2 stops16h 55m

£618

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Wed 29/10

11:55-22:48

2 stops18h 53m

Anchorage

Wed 5/11

07:05-10:55

2 stops18h 50m

£661

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Mon 13/10

15:40-22:45

2 stops40h 05m

Anchorage

Mon 20/10

10:00-14:35

2 stops19h 35m

£663

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 15/10

06:40-22:43

2 stops25h 03m

Anchorage

Wed 22/10

06:00-18:30

3 stops27h 30m

£739

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Sun 12/10

06:40-01:59

3 stops28h 19m

Anchorage

Sun 19/10

06:00-18:30

2 stops27h 30m

£744

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 8/10

13:25-01:59

1 stop21h 34m

Anchorage

Wed 22/10

11:15-11:20

1 stop15h 05m

£1,077

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 8/10

07:25-19:57

2 stops21h 32m

Anchorage

Wed 22/10

21:04-06:20

1 stop24h 16m

£1,085

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 8/10

13:25-01:59

1 stop21h 34m

Anchorage

Wed 22/10

06:00-11:20

1 stop20h 20m

£1,086

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 27/11

14:55-01:13

1 stop19h 18m

Fairbanks

Mon 1/12

12:19-12:20

1 stop15h 01m

£1,252

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 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 is in April. Flight prices, which tend to average around £756, are often lower during this time because this is during the off-season. If you’re not able to fly to Alaska in April, then September is your next best option. Flight prices from London to Alaska during September average around £775.

What is the cheapest day to depart on your flight to Alaska?

Our data shows that Thursday is the least expensive day to fly to Alaska. Tickets to fly out on this day can be as low as £813. On the other hand, Sunday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,086.

What is the cheapest time of day to depart on your flight to Alaska?

At midday is the cheapest time of day to fly from London to Alaska when you can find flight prices for as low as £761. Flying to Alaska at midday is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Alaska, so prices are often more expensive at around £1,044 per ticket.

How far in advance should I book a flight to Alaska?

You are more likely to see cheaper flights to Alaska from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around £1,099 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from London for as low as £784 on momondo.

Can stopping save me money on London to Alaska flights?

You could potentially save up to 30% on your flight if you consider stops on a London to Alaska flight.

Cheap London to Alaska flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from London to Alaska?
Prices for flights from London to Alaska are refreshed on a daily basis.
How many operators does momondo search for flights from London to Alaska?
As of September 2025, there are 6 operators available to choose from for flights from London to Alaska.
How old do you have to be to fly from London to Alaska?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Alaska.
What documentation or ID do you need to fly to Alaska?
The required travel and health documents for your Alaska 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 Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from London to Alaska

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

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom £530	Free Cancellation	Rating 7.4 1,484 reviews	Search Scandinavian Airlines flights
Icelandair	PriceFrom £644	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
British Airways	PriceFrom £701	Free Cancellation	Rating 6.6 7,361 reviews	Search British Airways flights
Lufthansa	PriceFrom £794	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom £1,040	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom £1,054	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Alaska from London 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 Alaska quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Alaska from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and Alaska by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.