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Cheap flights from Alaska to London from £315

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Alaska to London

Keep the following information in mind while searching for Alaska to London flight deals. Data was last updated 16 January 2026.

Round-trip from

£580

One-way from

£315

Popular in

January

Cheapest in

April

Average price

£1,180
KLM
  • KLM
  • 22/2-9/3
  • 3 total stops
  • 54h 36m total
  • Alaska to London
Search Deals
29/4
  • 29/4
  • 2 total stops
  • 29h 30m total
  • Alaska to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£100 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Alaska to London

Enter your travel dates to find the best prices.

Cheapest flights from Alaska to London
Explore the most affordable flight options available from Alaska to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Sat 24/109:00
ANC
-
LHR
2 stops27h 20m
United Airlines
Fri 6/206:35
LHR
-
ANC
2 stops25h 40m
United Airlines
Deal found 15/1£574
Sat 24/101:30
FAI
-
LHR
1 stop24h 00m
KLM
Tue 3/217:50
LHR
-
FAI
2 stops39h 32m
KLM
Deal found 15/1£575
Sat 24/120:22
ANC
-
LHR
1 stop26h 28m
KLM
Fri 6/208:40
LHR
-
ANC
2 stops19h 16m
KLM
Deal found 14/1£575
Sat 24/120:22
ANC
-
LHR
1 stop25h 03m
Virgin Atlantic
Fri 6/206:20
LHR
-
ANC
2 stops23h 24m
Virgin Atlantic
Deal found 14/1£579
Sun 22/201:20
ANC
-
LHR
1 stop24h 10m
KLM
Mon 9/320:25
LHR
-
ANC
2 stops30h 26m
KLM
Deal found 13/1£580
Tue 24/209:00
ANC
-
LHR
2 stops23h 45m
Lufthansa
Mon 9/319:30
LHR
-
ANC
2 stops32h 31m
Lufthansa
Deal found 13/1£582
Mon 23/205:45
ANC
-
LHR
2 stops25h 50m
Multiple Airlines
Mon 9/320:25
LHR
-
ANC
2 stops30h 26m
Multiple Airlines
Deal found 12/1£584
Sat 28/220:22
ANC
-
LHR
1 stop26h 28m
Delta
Thu 19/306:20
LHR
-
ANC
2 stops26h 09m
Delta
Deal found 13/1£585
Tue 17/301:34
ANC
-
LHR
1 stop24h 56m
Multiple Airlines
Tue 24/306:20
LHR
-
ANC
2 stops22h 15m
Multiple Airlines
Deal found 14/1£585
Tue 17/323:52
ANC
-
LHR
1 stop25h 48m
United Airlines
Mon 23/313:50
LHR
-
ANC
2 stops41h 00m
United Airlines
Deal found 12/1£588
Wed 18/306:15
ANC
-
LHR
2 stops20h 00m
Air France
Tue 24/306:20
LHR
-
ANC
2 stops22h 15m
Air France
Deal found 14/1£588
Mon 23/205:45
ANC
-
LCY
2 stops25h 50m
KLM
Mon 9/320:05
LCY
-
ANC
2 stops30h 46m
KLM
Deal found 12/1£606

Cheapflights Fare Finder

 
Customise your flight search to find flights from Alaska to London 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, Cheapflights users made 858,174 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from Alaska to London that are best for you.

Fly from

Alaska

Fly to

London

Route

Depart

Return

Price

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sat 24/1

01:30-08:05

2 stops21h 35m

London Heathrow

Tue 3/2

17:05-00:22

2 stops40h 17m

£575

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sat 24/1

01:30-10:30

1 stop24h 00m

London Heathrow

Tue 3/2

17:50-00:22

2 stops39h 32m

£575

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 22/2

01:20-10:30

1 stop24h 10m

London Heathrow

Mon 9/3

20:25-18:51

2 stops30h 26m

£580

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 24/2

05:45-10:30

1 stop19h 45m

London Heathrow

Mon 9/3

20:25-18:51

2 stops30h 26m

£580

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 17/3

23:52-09:40

1 stop25h 48m

London Heathrow

Mon 23/3

13:50-22:50

2 stops41h 00m

£588

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 1/4

06:15-13:10

2 stops21h 55m

London Heathrow

Wed 29/4

09:55-00:37

2 stops23h 42m

£595

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 2/3

09:00-09:40

1 stop15h 40m

London Heathrow

Tue 17/3

18:00-20:01

2 stops34h 01m

£598

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 4/3

05:45-10:30

1 stop19h 45m

London Heathrow

Thu 19/3

12:20-20:35

1 stop16h 15m

£601

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 2/3

23:45-08:25

2 stops23h 40m

London Heathrow

Thu 19/3

18:00-20:01

2 stops34h 01m

£601

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 3/3

05:45-11:55

1 stop21h 10m

London Heathrow

Thu 19/3

12:20-00:29

1 stop20h 09m

£601

Flights are sorted by cheapest return flights first.

Deals found on 13/1

Showing 1-10 of 43 results
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Best time to book a flight from Alaska to London

Have a flexible travel schedule? Discover the best time to fly to London from Alaska with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Alaska to London

What is the cheapest month to book a flight from Alaska to London?

Currently, August is the cheapest month in which you can book a flight from Alaska to London (average of £517). Flying from Alaska to London in June is currently the most expensive (average of £881). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Alaska to London?

Related info for your journey

Find useful and relevant information for your journey from Alaska to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Alaska to London?

    KLM, United Airlines, and Delta can get you from Alaska to London in just under 21h 55m. Your travel time can differ by up to 3h 53m. The distance from Alaska to London is about 4471 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Alaska to London?

    While some choose either Anchorage - London Gatwick or Anchorage - London City, Anchorage - London Heathrow is the most popular route from Alaska to London.

  • Can I find deals for flights from Alaska to London that include hotel bookings?

    Yes. In addition to deals on Alaska to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Alaska to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alaska to London.

  • Can I find deals for business class flights from Alaska to London?

    Yes. Cheapflights offers flight deals from Alaska to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Alaska to London?

    Currently, August is the cheapest month in which you can book a flight from Alaska to London (average of £517). Flying from Alaska to London in June is currently the most expensive (average of £881). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Croydon
Luton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Bedford
Chelmsford
Eastbourne
Romford
Folkestone
Southall

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Fly with Cheapflights

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How does Cheapflights help users find flights from Alaska to London?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Alaska to London. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Alaska to London?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Alaska to London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Alaska to London with no change fees?

Yes, we can. To see specific flights from Alaska to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Of course! You can now track prices for flights from Alaska to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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