Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Alaska to London from £271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to London departing on 21/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Alaska to London

Cheap return flights

Delta Logo
06:00 - 14:15ANC-LHR
23h 15m1 stop
Delta Logo
06:15 - 16:20LHR-ANC
19h 05m2 stops
£547Delta
Find Deal
Sun, 14 Sep - Fri, 26 Sep
Delta Logo
11:15 - 11:20ANC-LHR
15h 05m1 stop
Delta Logo
06:15 - 16:20LHR-ANC
19h 05m2 stops
£548Delta
Find Deal
Wed, 24 Sep - Tue, 30 Sep
Delta Logo
01:45 - 11:20FAI-LHR
24h 35m1 stop
Delta Logo
11:30 - 00:40LHR-FAI
22h 10m2 stops
£548Delta
Find Deal
Tue, 7 Oct - Wed, 15 Oct
Logo
00:30 - 11:20ANC-LHR
25h 50m1 stop
Logo
13:25 - 22:43LHR-ANC
18h 18m1 stop
£558
Find Deal
Tue, 7 Oct - Wed, 15 Oct
Air France Logo
06:05 - 08:45ANC-LHR
18h 40m2 stops
Air France Logo
19:20 - 16:22LHR-ANC
30h 02m2 stops
£560Air France
Find Deal
Mon, 27 Oct - Mon, 10 Nov
KLM Logo
00:55 - 14:15ANC-LHR
28h 20m1 stop
KLM Logo
17:25 - 01:37LHR-ANC
17h 12m1 stop
£566KLM
Find Deal
Tue, 23 Sep - Wed, 1 Oct
KLM Logo
00:55 - 14:15ANC-LHR
28h 20m1 stop
KLM Logo
17:25 - 01:37LHR-ANC
17h 12m1 stop
£567KLM
Find Deal
Tue, 23 Sep - Tue, 30 Sep
Virgin Atlantic Logo
14:10 - 14:15ANC-LHR
15h 05m1 stop
Virgin Atlantic Logo
13:25 - 22:43LHR-ANC
18h 18m1 stop
£570Virgin Atlantic
Find Deal
Thu, 9 Oct - Thu, 16 Oct
Virgin Atlantic Logo
11:15 - 20:00ANC-LHR
23h 45m2 stops
Virgin Atlantic Logo
11:30 - 01:59LHR-ANC
23h 29m2 stops
£585Virgin Atlantic
Find Deal
Thu, 9 Oct - Thu, 16 Oct
Logo
01:45 - 14:15FAI-LHR
27h 30m1 stop
Logo
11:30 - 00:40LHR-FAI
22h 10m2 stops
£591
Find Deal
Wed, 8 Oct - Thu, 16 Oct

American Airlines flights from Alaska to London Heathrow Airport

Our best American Airlines deals on Alaska to London Heathrow Airport flight tickets
American Airlines
9 Oct
FAI06:00Fairbanks
22h 40m
1 stop
LHR13:40London Heathrow
16 Oct
LHR09:50London Heathrow
20h 31m
1 stop
FAI21:21Fairbanks
£669
Find similar
American Airlines
29 Oct
JNU07:13Juneau Intl
20h 27m
3 stops
LHR11:40London Heathrow
2 Nov
LHR09:55London Heathrow
21h 46m
2 stops
JNU23:41Juneau Intl
£890
Find similar
American Airlines
10 Oct
FAI06:00Fairbanks
15h 50m
1 stop
LHR06:50London Heathrow
18 Oct
LHR09:50London Heathrow
20h 31m
1 stop
FAI21:21Fairbanks
£915
Find similar

Virgin Atlantic flights from Alaska to London Heathrow Airport

Our best Virgin Atlantic deals on Alaska to London Heathrow Airport flight tickets
Virgin Atlantic
8 Oct
ANC14:10Anchorage
15h 05m
1 stop
LHR14:15London Heathrow
15 Oct
LHR13:25London Heathrow
18h 18m
1 stop
ANC22:43Anchorage
£528
Find similar
Virgin Atlantic
9 Oct
ANC14:10Anchorage
15h 05m
1 stop
LHR14:15London Heathrow
16 Oct
LHR13:25London Heathrow
18h 18m
1 stop
ANC22:43Anchorage
£570
Find similar
Virgin Atlantic
9 Oct
ANC11:15Anchorage
23h 45m
2 stops
LHR20:00London Heathrow
16 Oct
LHR11:30London Heathrow
23h 29m
2 stops
ANC01:59Anchorage
£585
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Alaska to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 25 August 2025.
Use the filters below to find and compare flights from Alaska to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 14/9

06:00-14:15

1 stop23h 15m

London Heathrow

Fri 26/9

06:15-16:20

2 stops19h 05m

£547

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 24/9

11:15-11:20

1 stop15h 05m

London Heathrow

Tue 30/9

06:15-16:20

2 stops19h 05m

£548

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Tue 7/10

01:45-11:20

1 stop24h 35m

London Heathrow

Wed 15/10

11:30-00:40

2 stops22h 10m

£548

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 7/10

00:30-11:20

1 stop25h 50m

London Heathrow

Wed 15/10

13:25-22:43

1 stop18h 18m

£558

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 27/10

06:05-08:45

2 stops18h 40m

London Heathrow

Mon 10/11

19:20-16:22

2 stops30h 02m

£560

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 23/9

00:55-14:15

1 stop28h 20m

London Heathrow

Wed 1/10

17:25-01:37

1 stop17h 12m

£566

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 23/9

00:55-14:15

1 stop28h 20m

London Heathrow

Tue 30/9

17:25-01:37

1 stop17h 12m

£567

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 9/10

14:10-14:15

1 stop15h 05m

London Heathrow

Thu 16/10

13:25-22:43

1 stop18h 18m

£570

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 9/10

11:15-20:00

2 stops23h 45m

London Heathrow

Thu 16/10

11:30-01:59

2 stops23h 29m

£585

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Wed 8/10

01:45-14:15

1 stop27h 30m

London Heathrow

Thu 16/10

11:30-00:40

2 stops22h 10m

£591

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

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

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 London Heathrow Airport?

In general, October is the cheapest month to fly from Alaska to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £556. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Alaska averaging around £575.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Alaska to London Heathrow Airport in the morning for as low as £731. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £1,032 on average. Flights to London Heathrow Airport from Alaska at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You could potentially save up to 47% on your flight if you consider stops on a Alaska to London Heathrow Airport flight.

Cheap Alaska to London Heathrow Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Alaska to London Heathrow Airport. There are no popular flight routes from Alaska to London Heathrow Airport.
Search flight deals

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

    Prices for flights from Alaska to London Heathrow Airport refresh daily.

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

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

    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 Alaska to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

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

Best airlines flying from Alaska to London Heathrow Airport

Compare and see reviews for airlines that fly from Alaska to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £498Free CancellationRating
7.4
658 reviews
Search Virgin Atlantic flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Maidstone
Northampton
Slough
Gatwick
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Colchester
Poole
Worthing
Salisbury
Dartford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Alaska.

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

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

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

momondo provides multiple filters to help you find the best flight to London from Alaska. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Alaska and alert you when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 30/8
Sat 6/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London