How long is the flight from United Kingdom to Alaska?

The flight from United Kingdom to Alaska depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from London (a popular airport in United Kingdom) to Anchorage (the most popular airport in Alaska), then the flight time is 14h 10m on average. If you fly from Manchester (another popular airport in United Kingdom) to Anchorage, then the average flight time is 18h 56m.

What is the cheapest airline that flies from United Kingdom to Alaska?

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

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

Prices for flights from United Kingdom to Alaska are updated daily.

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

There is 1 operator available for flights from United Kingdom to Alaska as of December 2025.

How old do you have to be to fly from United Kingdom 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 United Kingdom to Alaska.

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

The necessary travel and health documents for your Alaska trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$469 Cheap Flights from the United Kingdom to Alaska in 2025/26

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Find the cheapest flights from the United Kingdom to Alaska

Round-trip

One-way

Last minute

Recent round-trip flight deals from the United Kingdom to Alaska

Enter your travel dates to find the best prices.

12:15 pm - 10:52 pm

LHR

ANC

19h 37m2 stops

8:00 am - 10:50 am

ANC

LHR

17h 50m2 stops

$681Multiple Airlines

Mon, Feb 2 - Mon, Feb 9

12:20 pm - 2:21 am

LHR

ANC

23h 01m1 stop

8:00 am - 10:30 am

ANC

LHR

17h 30m1 stop

$732Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

12:15 pm - 9:51 pm

LHR

ANC

18h 36m2 stops

8:00 am - 10:50 am

ANC

LHR

17h 50m2 stops

$877Icelandair

Tue, Feb 3 - Tue, Feb 10

8:35 pm - 10:52 pm

LHR

ANC

35h 17m2 stops

8:00 am - 10:50 am

ANC

LHR

17h 50m2 stops

$882Icelandair

Tue, Feb 3 - Tue, Feb 10

8:40 am - 6:56 pm

LCY

ANC

19h 16m2 stops

5:55 am - 4:35 pm

ANC

LCY

25h 40m2 stops

$1,550KLM

Tue, Feb 3 - Tue, Feb 10

8:40 am - 6:56 pm

LCY

ANC

19h 16m2 stops

5:55 am - 4:35 pm

ANC

LCY

25h 40m2 stops

$1,557KLM

Tue, Feb 3 - Tue, Feb 10

9:25 am - 11:15 pm

EDI

ANC

22h 50m2 stops

11:45 pm - 7:55 am

ANC

EDI

23h 10m2 stops

$1,599United Airlines

Tue, Feb 3 - Tue, Feb 10

9:25 am - 11:15 pm

EDI

ANC

22h 50m2 stops

9:00 am - 7:55 am

ANC

EDI

37h 55m2 stops

$1,628United Airlines

Thu, Jan 22 - Mon, Jan 26

1:30 pm - 9:51 pm

ABZ

ANC

41h 21m2 stops

12:15 pm - 6:40 pm

ANC

ABZ

21h 25m2 stops

$1,756British Airways

Thu, Jan 22 - Mon, Jan 26

9:45 am - 11:56 pm

MAN

FAI

23h 11m2 stops

11:05 am - 4:30 pm

FAI

MAN

20h 25m2 stops

$1,786British Airways

Thu, Feb 5 - Mon, Feb 9

Icelandair flights from United Kingdom to Alaska

Our best Icelandair deals on United Kingdom to Alaska flight tickets

Icelandair

Feb 3

LHR12:15 pmLondon Heathrow

18h 36m

2 stops

ANC9:51 pmAnchorage

Feb 10

ANC8:00 amAnchorage

17h 50m

2 stops

LHR10:50 amLondon Heathrow

$877

Find similar

Icelandair

Feb 3

LHR8:35 pmLondon Heathrow

35h 17m

2 stops

ANC10:52 pmAnchorage

Feb 10

ANC8:00 amAnchorage

17h 50m

2 stops

LHR10:50 amLondon Heathrow

$882

Find similar

Icelandair

Feb 3

LGW11:55 amLondon Gatwick

18h 56m

2 stops

ANC9:51 pmAnchorage

Feb 10

ANC8:00 amAnchorage

17h 55m

2 stops

LGW10:55 amLondon Gatwick

$883

Find similar

United Airlines flights from United Kingdom to Alaska

Our best United Airlines deals on United Kingdom to Alaska flight tickets

United Airlines

Feb 2

LHR7:40 amLondon Heathrow

24h 35m

2 stops

ANC11:15 pmAnchorage

Feb 9

ANC9:00 amAnchorage

15h 40m

1 stop

LHR9:40 amLondon Heathrow

$1,445

Find similar

United Airlines

Feb 3

LHR7:30 amLondon Heathrow

24h 45m

2 stops

ANC11:15 pmAnchorage

Feb 10

ANC11:45 pmAnchorage

24h 55m

1 stop

LHR9:40 amLondon Heathrow

$1,446

Find similar

United Airlines

Feb 3

LHR11:35 amLondon Heathrow

20h 40m

1 stop

ANC11:15 pmAnchorage

Feb 10

ANC9:00 amAnchorage

15h 40m

1 stop

LHR9:40 amLondon Heathrow

$1,477

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mon 2/2

12:15 pm-10:52 pm

2 stops19h 37m

Anchorage

Mon 2/9

8:00 am-10:50 am

2 stops17h 50m

$681

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 2/3

12:20 pm-2:21 am

1 stop23h 01m

Anchorage

Tue 2/10

8:00 am-10:30 am

1 stop17h 30m

$732

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 2/3

12:15 pm-9:51 pm

2 stops18h 36m

Anchorage

Tue 2/10

8:00 am-10:50 am

2 stops17h 50m

$877

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 2/3

8:35 pm-10:52 pm

2 stops35h 17m

Anchorage

Tue 2/10

8:00 am-10:50 am

2 stops17h 50m

$882

LondonAnchorage

LCY - ANC

LCYANC

London City

Tue 2/3

8:40 am-6:56 pm

2 stops19h 16m

Anchorage

Tue 2/10

5:55 am-4:35 pm

2 stops25h 40m

$1,550

LondonAnchorage

LCY - ANC

LCYANC

London City

Tue 2/3

8:40 am-6:56 pm

2 stops19h 16m

Anchorage

Tue 2/10

5:55 am-4:35 pm

2 stops25h 40m

$1,557

EdinburghAnchorage

EDI - ANC

EDIANC

Edinburgh Turnhouse

Tue 2/3

9:25 am-11:15 pm

2 stops22h 50m

Anchorage

Tue 2/10

11:45 pm-7:55 am

2 stops23h 10m

$1,599

EdinburghAnchorage

EDI - ANC

EDIANC

Edinburgh Turnhouse

Thu 1/22

9:25 am-11:15 pm

2 stops22h 50m

Anchorage

Mon 1/26

9:00 am-7:55 am

2 stops37h 55m

$1,628

AberdeenAnchorage

ABZ - ANC

ABZANC

Aberdeen Dyce

Thu 1/22

1:30 pm-9:51 pm

2 stops41h 21m

Anchorage

Mon 1/26

12:15 pm-6:40 pm

2 stops21h 25m

$1,756

ManchesterFairbanks

MAN - FAI

MANFAI

Manchester

Thu 2/5

9:45 am-11:56 pm

2 stops23h 11m

Fairbanks

Mon 2/9

11:05 am-4:30 pm

2 stops20h 25m

$1,786

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 United Kingdom 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

Other information

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in October, then you should wait until November to fly from United Kingdom, when ticket prices are also cheap, with an average price of $958.

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

You are more likely to see cheaper flights to Alaska from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $1,498 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from United Kingdom for as low as $1,067 on momondo.

Can stopping save me money on United Kingdom to Alaska flights?

You could potentially save up to 27% on your flight if you consider stops on a United Kingdom to Alaska flight.

Cheap United Kingdom to Alaska flight deals and tips

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

Fastest flight time	13h 45m
Direct flights	None

The fastest flight from United Kingdom to Alaska takes 13h 45m

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

Search flight deals

When did momondo last update prices for flights from United Kingdom to Alaska?
Prices for flights from United Kingdom to Alaska are updated daily.
How many operators does momondo search for flights from United Kingdom to Alaska?
There is 1 operator available for flights from United Kingdom to Alaska as of December 2025.
How old do you have to be to fly from United Kingdom 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 United Kingdom to Alaska.
What documentation or ID do you need to fly to Alaska?
The necessary travel and health documents for your Alaska trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United Kingdom to Alaska

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $1,401	Free Cancellation	Rating 7.9 8,021 reviews		Search Delta flights

Why use momondo?

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

It is quick and easy to find United Kingdom to Alaska flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Alaska that suits you.

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

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

How can momondo help me find flights from United Kingdom to Alaska?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Alaska.

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

If you are not ready to book a flight from United Kingdom to Alaska now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Alaska and let you know when they change.