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

Icelandair, Condor, and British Airways 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 refresh daily.

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.

$553 Cheap Flights from London to Alaska in 2026

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Find the cheapest flights from London to Alaska

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 12:55 am

LHR

ANC

23h 55m

2 stops

12:53 am - 1:30 pm

ANC

LHR

28h 37m

1 stop

$788Multiple Airlines

Tue, Mar 10 - Mon, Mar 16

12:30 pm - 12:55 am

LHR

ANC

20h 25m

1 stop

12:53 am - 12:30 pm

ANC

LHR

27h 37m

1 stop

$833Multiple Airlines

Tue, Mar 10 - Mon, Mar 16

10:20 am - 3:05 pm

LGW

ANC

13h 45m

1 stop

5:05 pm - 2:40 pm

ANC

LGW

12h 35m

1 stop

$1,030Condor

Mon, Jun 8 - Mon, Jun 15

10:20 am - 3:05 pm

LGW

ANC

13h 45m

1 stop

5:05 pm - 2:40 pm

ANC

LGW

12h 35m

1 stop

$1,095Condor

Mon, Jun 8 - Mon, Jun 15

3:40 pm - 8:46 pm

LGW

ANC

38h 06m

2 stops

11:10 am - 2:40 pm

ANC

LGW

18h 30m

2 stops

$1,099Icelandair

Mon, Jun 8 - Tue, Jun 16

1:00 pm - 10:20 am

LGW

ANC

30h 20m

2 stops

1:10 pm - 2:40 pm

ANC

LGW

16h 30m

2 stops

$1,109Icelandair

Sun, Jun 7 - Tue, Jun 16

6:50 am - 7:42 pm

LHR

FAI

21h 52m

2 stops

8:55 pm - 6:45 am

FAI

LHR

24h 50m

1 stop

$1,529United Airlines

Thu, May 7 - Mon, May 11

8:00 am - 7:42 pm

LHR

FAI

20h 42m

1 stop

8:55 pm - 6:55 am

FAI

LHR

25h 00m

2 stops

$1,556United Airlines

Thu, May 7 - Mon, May 11

8:05 pm - 12:11 am

LCY

FAI

36h 06m

2 stops

1:30 am - 7:35 pm

FAI

LCY

34h 05m

2 stops

$1,658KLM

Mon, Mar 9 - Sun, Mar 15

5:05 pm - 12:22 am

LCY

FAI

40h 17m

2 stops

12:40 am - 4:35 pm

FAI

LCY

30h 55m

2 stops

$1,777KLM

Tue, Mar 3 - Sat, Mar 7

Condor flights from London to Alaska

Our best Condor deals on London to Alaska flight tickets

Condor

Jun 8

LGW10:20 amLondon Gatwick

13h 45m

1 stop

ANC3:05 pmAnchorage

Jun 15

ANC5:05 pmAnchorage

12h 35m

1 stop

LGW2:40 pmLondon Gatwick

$1,030

Condor

Jun 8

LGW10:20 amLondon Gatwick

13h 45m

1 stop

ANC3:05 pmAnchorage

Jun 15

ANC5:05 pmAnchorage

12h 35m

1 stop

LGW2:40 pmLondon Gatwick

$1,095

Condor

Jun 3

LGW7:40 pmLondon Gatwick

28h 10m

1 stop

ANC2:50 pmAnchorage

Jun 13

ANC4:50 pmAnchorage

17h 00m

1 stop

LGW6:50 pmLondon Gatwick

$1,341

Scandinavian Airlines flights from London to Alaska

Our best Scandinavian Airlines deals on London to Alaska flight tickets

Scandinavian Airlines

Jun 12

LHR6:40 amLondon Heathrow

22h 27m

3 stops

ANC8:07 pmAnchorage

Jun 20

ANC8:00 amAnchorage

25h 30m

2 stops

LHR6:30 pmLondon Heathrow

$1,324

Scandinavian Airlines

Jun 7

LHR6:40 amLondon Heathrow

24h 42m

3 stops

ANC10:22 pmAnchorage

Jun 16

ANC8:00 amAnchorage

23h 00m

2 stops

LHR4:00 pmLondon Heathrow

$1,349

Scandinavian Airlines

Jun 7

LHR6:40 amLondon Heathrow

24h 42m

3 stops

ANC10:22 pmAnchorage

Jun 16

ANC8:00 amAnchorage

23h 25m

3 stops

LHR4:25 pmLondon Heathrow

$1,353

Fly from

Fly to

Route

Depart

Return

Price

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 3/10

9:00 am-12:55 am

2 stops23h 55m

Anchorage

Mon 3/16

12:53 am-1:30 pm

1 stop28h 37m

$788

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Tue 3/10

12:30 pm-12:55 am

1 stop20h 25m

Anchorage

Mon 3/16

12:53 am-12:30 pm

1 stop27h 37m

$833

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Mon 6/8

10:20 am-3:05 pm

1 stop13h 45m

Anchorage

Mon 6/15

5:05 pm-2:40 pm

1 stop12h 35m

$1,030

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Mon 6/8

10:20 am-3:05 pm

1 stop13h 45m

Anchorage

Mon 6/15

5:05 pm-2:40 pm

1 stop12h 35m

$1,095

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Mon 6/8

3:40 pm-8:46 pm

2 stops38h 06m

Anchorage

Tue 6/16

11:10 am-2:40 pm

2 stops18h 30m

$1,099

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Sun 6/7

1:00 pm-10:20 am

2 stops30h 20m

Anchorage

Tue 6/16

1:10 pm-2:40 pm

2 stops16h 30m

$1,109

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 5/7

6:50 am-7:42 pm

2 stops21h 52m

Fairbanks

Mon 5/11

8:55 pm-6:45 am

1 stop24h 50m

$1,529

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Thu 5/7

8:00 am-7:42 pm

1 stop20h 42m

Fairbanks

Mon 5/11

8:55 pm-6:55 am

2 stops25h 00m

$1,556

LondonFairbanks

LCY - FAI

LCYFAI

London City

Mon 3/9

8:05 pm-12:11 am

2 stops36h 06m

Fairbanks

Sun 3/15

1:30 am-7:35 pm

2 stops34h 05m

$1,658

LondonFairbanks

LCY - FAI

LCYFAI

London City

Tue 3/3

5:05 pm-12:22 am

2 stops40h 17m

Fairbanks

Sat 3/7

12:40 am-4:35 pm

2 stops30h 55m

$1,777

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 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?

If you don’t want to visit Alaska in October, then you should wait until November to fly from London, when ticket prices are also cheap, with an average price of $963.

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

Fastest flight time	13h 45m
Direct flights	None

The fastest flight from London to Alaska takes 13h 45m

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 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.

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.