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

Prices for flights from London to Alaska refresh daily.

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

The number of operators available for flights from London to Alaska is 1 as of November 2025.

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.

$900 Cheap Flights from London to Alaska in 2025/26

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Find the cheapest flights from London to Alaska

Round-trip

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:55 am - 2:39 amLGW-ANC

23h 44m2 stops

6:00 am - 10:55 amANC-LGW

20h 55m2 stops

$953Multiple Airlines

Find Deal

Fri, Mar 6 - Fri, Mar 13

12:15 pm - 2:39 amLHR-ANC

23h 24m2 stops

7:00 am - 10:50 amANC-LHR

19h 50m2 stops

$965Multiple Airlines

Find Deal

Fri, Mar 6 - Fri, Mar 13

12:15 pm - 9:48 pmLHR-ANC

18h 33m2 stops

8:00 am - 10:50 amANC-LHR

17h 50m2 stops

$994Icelandair

Find Deal

Thu, Nov 13 - Mon, Nov 17

8:35 pm - 9:48 pmLHR-ANC

34h 13m2 stops

8:00 am - 7:30 pmANC-LHR

26h 30m2 stops

$995Icelandair

Find Deal

Thu, Nov 13 - Mon, Nov 17

12:20 pm - 1:13 amLHR-FAI

21h 53m1 stop

2:18 am - 12:50 pmFAI-LHR

25h 32m1 stop

$1,022Multiple Airlines

Find Deal

Mon, Dec 1 - Sun, Dec 7

1:30 pm - 7:45 pmLHR-ANC

39h 15m2 stops

8:55 pm - 5:55 amANC-LHR

25h 00m1 stop

$1,477United Airlines

Find Deal

Wed, Mar 4 - Fri, Mar 13

7:40 am - 10:56 pmLHR-ANC

24h 16m2 stops

11:59 pm - 9:40 amANC-LHR

24h 41m1 stop

$1,490Lufthansa

Find Deal

Mon, Dec 15 - Mon, Dec 22

11:35 am - 11:08 pmLHR-ANC

20h 33m1 stop

8:55 pm - 5:55 amANC-LHR

25h 00m1 stop

$1,496United Airlines

Find Deal

Tue, Mar 3 - Fri, Mar 13

11:05 am - 12:57 amLHR-ANC

22h 52m1 stop

1:44 pm - 12:50 pmANC-LHR

14h 06m1 stop

$1,507Virgin Atlantic

Find Deal

Mon, Dec 15 - Mon, Dec 22

8:40 am - 11:01 pmLHR-FAI

47h 21m2 stops

1:30 am - 10:30 amFAI-LHR

24h 00m1 stop

$1,512Virgin Atlantic

Find Deal

Thu, Nov 27 - Sun, Nov 30

Icelandair flights from London to Alaska

Our best Icelandair deals on London to Alaska flight tickets

Icelandair

Nov 13

LHR12:15 pmLondon Heathrow

18h 33m

2 stops

ANC9:48 pmAnchorage

Nov 17

ANC8:00 amAnchorage

17h 50m

2 stops

LHR10:50 amLondon Heathrow

$994

Find similar

Icelandair

Nov 13

LHR8:35 pmLondon Heathrow

34h 13m

2 stops

ANC9:48 pmAnchorage

Nov 17

ANC8:00 amAnchorage

26h 30m

2 stops

LHR7:30 pmLondon Heathrow

$995

Find similar

Icelandair

Nov 13

LHR12:15 pmLondon Heathrow

18h 33m

2 stops

ANC9:48 pmAnchorage

Nov 17

ANC8:00 amAnchorage

26h 30m

2 stops

LHR7:30 pmLondon Heathrow

$1,057

Find similar

United Airlines flights from London to Alaska

Our best United Airlines deals on London to Alaska flight tickets

United Airlines

Mar 4

LHR1:30 pmLondon Heathrow

39h 15m

2 stops

ANC7:45 pmAnchorage

Mar 13

ANC8:55 pmAnchorage

25h 00m

1 stop

LHR5:55 amLondon Heathrow

$1,477

Find similar

United Airlines

Mar 3

LHR11:35 amLondon Heathrow

20h 33m

1 stop

ANC11:08 pmAnchorage

Mar 13

ANC8:55 pmAnchorage

25h 00m

1 stop

LHR5:55 amLondon Heathrow

$1,496

Find similar

United Airlines

Dec 15

LHR7:30 amLondon Heathrow

24h 26m

2 stops

ANC10:56 pmAnchorage

Dec 22

ANC11:59 pmAnchorage

22h 11m

2 stops

LHR7:10 amLondon Heathrow

$1,497

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Fri 3/6

11:55 am-2:39 am

2 stops23h 44m

Anchorage

Fri 3/13

6:00 am-10:55 am

2 stops20h 55m

$953

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fri 3/6

12:15 pm-2:39 am

2 stops23h 24m

Anchorage

Fri 3/13

7:00 am-10:50 am

2 stops19h 50m

$965

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 11/13

12:15 pm-9:48 pm

2 stops18h 33m

Anchorage

Mon 11/17

8:00 am-10:50 am

2 stops17h 50m

$994

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 11/13

8:35 pm-9:48 pm

2 stops34h 13m

Anchorage

Mon 11/17

8:00 am-7:30 pm

2 stops26h 30m

$995

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Mon 12/1

12:20 pm-1:13 am

1 stop21h 53m

Fairbanks

Sun 12/7

2:18 am-12:50 pm

1 stop25h 32m

$1,022

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 3/4

1:30 pm-7:45 pm

2 stops39h 15m

Anchorage

Fri 3/13

8:55 pm-5:55 am

1 stop25h 00m

$1,477

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 12/15

7:40 am-10:56 pm

2 stops24h 16m

Anchorage

Mon 12/22

11:59 pm-9:40 am

1 stop24h 41m

$1,490

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 3/3

11:35 am-11:08 pm

1 stop20h 33m

Anchorage

Fri 3/13

8:55 pm-5:55 am

1 stop25h 00m

$1,496

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 12/15

11:05 am-12:57 am

1 stop22h 52m

Anchorage

Mon 12/22

1:44 pm-12:50 pm

1 stop14h 06m

$1,507

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 11/27

8:40 am-11:01 pm

2 stops47h 21m

Fairbanks

Sun 11/30

1:30 am-10:30 am

1 stop24h 00m

$1,512

Flights are sorted by cheapest round-trip flights first.

Sorted 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

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in September, then you should wait until April to fly from London, when ticket prices are also cheap, with an average price of $1,026.

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 $1,485 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from London for as low as $1,065 on momondo.

Can stopping save me money on London to Alaska flights?

You could potentially save up to 10% 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 refresh daily.
How many operators does momondo search for flights from London to Alaska?
The number of operators available for flights from London to Alaska is 1 as of November 2025.
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
Delta	PriceFrom $1,401	Free Cancellation	Rating 7.9 7,997 reviews		Search Delta 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?

Yes. momondo allows you to filter the results for London to Alaska flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Alaska from London.

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

Price alerts on flights to Alaska 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.