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Cheap flights from Alaska to London from £249

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
6 Jul — 13 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 6 June 2026.

Mon 17/821:20
ANC
-
LHR
1 stop24h 25m
Lufthansa
Fri 28/807:25
LHR
-
ANC
2 stops21h 34m
Lufthansa
Deal found 3/6£702
Tue 1/920:19
ANC
-
LHR
1 stop16h 06m
United Airlines
Tue 8/906:55
LHR
-
ANC
2 stops26h 04m
United Airlines
Deal found 4/6£703
Mon 17/821:20
ANC
-
LHR
2 stops24h 10m
United Airlines
Fri 28/806:55
LHR
-
ANC
2 stops22h 04m
United Airlines
Deal found 3/6£705
Wed 28/1012:22
ANC
-
LHR
1 stop15h 58m
Alaska Airlines
Sun 1/1114:45
LHR
-
ANC
1 stop17h 05m
Alaska Airlines
Deal found 1/6£707
Fri 13/1120:55
ANC
-
LHR
2 stops48h 35m
Air Canada
Wed 18/1115:00
LHR
-
ANC
2 stops37h 45m
Air Canada
Deal found 1/6£708
Sun 13/921:54
ANC
-
LHR
1 stop26h 11m
British Airways
Sat 26/908:55
LHR
-
ANC
1 stop19h 18m
British Airways
Deal found 3/6£715
Tue 1/907:00
ANC
-
LHR
1 stop18h 55m
British Airways
Tue 8/909:45
LHR
-
ANC
1 stop20h 06m
British Airways
Deal found 4/6£718
Sun 13/911:30
ANC
-
LHR
1 stop19h 05m
KLM
Sat 26/906:30
LHR
-
ANC
2 stops18h 54m
KLM
Deal found 3/6£720
Fri 13/1106:00
ANC
-
LGW
2 stops24h 45m
Air France
Wed 18/1110:00
LGW
-
ANC
2 stops21h 36m
Air France
Deal found 1/6£728
Tue 1/921:20
ANC
-
LHR
3 stops24h 10m
Air Canada
Tue 8/914:10
LHR
-
ANC
2 stops32h 25m
Air Canada
Deal found 4/6£731
Sat 8/820:45
FAI
-
LHR
1 stop25h 00m
Multiple Airlines
Sat 22/814:50
LHR
-
FAI
1 stop17h 09m
Multiple Airlines
Deal found 4/6£763
Sat 8/820:45
FAI
-
LHR
1 stop25h 00m
SWISS
Sat 22/811:05
LHR
-
FAI
2 stops20h 54m
SWISS
Deal found 4/6£766

Find flight deals from Alaska to London

Keep the following information in mind while searching for Alaska to London flight deals. Data was last updated 6 June 2026.

Round-trip from

£702

One-way from

£249

Popular in

December

Cheapest in

October

Average price

£974
Lufthansa
  • Lufthansa
  • 17/8-28/8
  • 3 total stops
  • 45h 59m total
  • Alaska to London
Search Deals
British Airways
  • British Airways
  • 12/9
  • 1 total stop
  • 26h 11m total
  • Alaska to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£19 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 6 June 2026.
Use the filters below to find and compare flights from Alaska to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 17/8

21:20-06:30

2 stops24h 10m

London Heathrow

Fri 28/8

06:55-19:59

2 stops22h 04m

£705

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 28/10

12:22-12:20

1 stop15h 58m

London Heathrow

Sun 1/11

14:45-22:50

1 stop17h 05m

£707

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 13/11

05:55-12:20

1 stop21h 25m

London Heathrow

Wed 18/11

14:45-09:47

2 stops28h 02m

£710

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Fri 13/11

06:00-15:45

2 stops24h 45m

London Gatwick

Wed 18/11

10:00-22:36

2 stops21h 36m

£728

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sat 8/8

20:45-06:45

1 stop25h 00m

London Heathrow

Sat 22/8

14:50-22:59

1 stop17h 09m

£763

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 9/8

23:59-06:45

1 stop21h 46m

London Heathrow

Tue 18/8

08:00-19:59

1 stop20h 59m

£766

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sat 8/8

20:45-06:45

1 stop25h 00m

London Heathrow

Sat 22/8

11:05-22:59

2 stops20h 54m

£766

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 28/10

20:55-07:10

2 stops26h 15m

London Heathrow

Sun 1/11

07:30-23:39

2 stops24h 09m

£769

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 21/7

14:40-13:20

1 stop13h 40m

London Heathrow

Wed 29/7

09:30-19:12

1 stop18h 42m

£792

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 20/8

21:56-06:50

1 stop23h 54m

London Heathrow

Sun 30/8

08:55-22:32

1 stop22h 37m

£799

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 60 resultsSorted by cheapest first
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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, November is the cheapest month in which you can book a flight from Alaska to London (average of £445). Flying from Alaska to London in June is currently the most expensive (average of £1,102). 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?

    United Airlines, Alaska Airlines, and Air France can get you from Alaska to London in just under 15h 58m. Your travel time can differ by up to 8h 47m. 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 Stansted, 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, November is the cheapest month in which you can book a flight from Alaska to London (average of £445). Flying from Alaska to London in June is currently the most expensive (average of £1,102). 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?

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Gatwick
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Ilford
Slough
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Guildford
Borehamwood
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.

Can Cheapflights notify me if prices for flights from Alaska to London become cheaper?

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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