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Cheap flights from Alaska to London from £257

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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
25 Jul — 1 Aug1
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 25 June 2026.

Sat 4/716:50
ANC
-
LGW
1 stop16h 55m
Condor
Sat 18/710:20
LGW
-
ANC
1 stop13h 30m
Condor
Deal found 23/6£637
Wed 23/911:51
ANC
-
LHR
1 stop15h 19m
Delta
Wed 7/1011:45
LHR
-
ANC
2 stops19h 51m
Delta
Deal found 23/6£671
Tue 20/1006:00
ANC
-
LHR
1 stop24h 35m
KLM
Fri 30/1006:30
LHR
-
ANC
2 stops22h 33m
KLM
Deal found 22/6£672
Tue 20/1020:59
ANC
-
LHR
2 stops24h 31m
Multiple Airlines
Fri 30/1006:35
LHR
-
ANC
2 stops24h 04m
Multiple Airlines
Deal found 22/6£674
Sat 26/914:33
ANC
-
LHR
2 stops20h 37m
Delta
Thu 8/1006:30
LHR
-
ANC
2 stops18h 48m
Delta
Deal found 23/6£675
Fri 4/1223:40
ANC
-
LHR
2 stops36h 40m
United Airlines
Thu 18/206:35
LHR
-
ANC
2 stops25h 04m
United Airlines
Deal found 22/6£675
Sun 4/1006:00
ANC
-
LHR
2 stops16h 40m
KLM
Tue 20/1006:30
LHR
-
ANC
2 stops18h 48m
KLM
Deal found 24/6£678
Sat 3/1001:32
ANC
-
LGW
2 stops22h 53m
Delta
Thu 22/1010:25
LGW
-
ANC
2 stops21h 11m
Delta
Deal found 24/6£679
Sun 4/1015:58
ANC
-
LHR
1 stop14h 07m
Alaska Airlines
Thu 15/1017:00
LHR
-
ANC
1 stop15h 39m
Alaska Airlines
Deal found 23/6£679
Sat 17/1020:59
ANC
-
LHR
2 stops24h 31m
United Airlines
Mon 2/1111:10
LHR
-
ANC
2 stops44h 29m
United Airlines
Deal found 22/6£682
Tue 17/1120:44
ANC
-
LHR
2 stops24h 46m
Multiple Airlines
Tue 24/1109:30
LHR
-
ANC
2 stops22h 09m
Multiple Airlines
Deal found 24/6£685
Tue 6/1023:45
ANC
-
LHR
1 stop24h 55m
United Airlines
Wed 21/1014:05
LHR
-
ANC
2 stops38h 52m
United Airlines
Deal found 24/6£686

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 25 June 2026.

Round-trip from

£637

One-way from

£257

Popular in

June

Cheapest in

January

Average price

£1,121
Condor
  • Condor
  • 4/7-18/7
  • 2 total stops
  • 30h 25m total
  • Alaska to London
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 14/10
  • 1 total stop
  • 22h 00m total
  • Alaska to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£128 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 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 25 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

Wed 30/9

11:51-12:10

1 stop15h 19m

London Heathrow

Tue 13/10

06:30-16:18

2 stops18h 48m

£671

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Sun 4/10

08:00-09:25

2 stops16h 25m

London Gatwick

Fri 16/10

10:25-22:36

2 stops21h 11m

£679

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sat 17/10

20:59-06:30

2 stops24h 31m

London Heathrow

Mon 2/11

11:10-22:39

2 stops44h 29m

£682

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 5/10

20:59-06:45

1 stop24h 46m

London Heathrow

Wed 21/10

14:05-19:57

2 stops38h 52m

£686

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sat 3/10

20:59-06:45

1 stop24h 46m

London Heathrow

Tue 20/10

14:05-19:57

2 stops38h 52m

£686

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 6/10

06:00-09:30

2 stops18h 30m

London City

Thu 22/10

10:00-22:36

2 stops21h 36m

£692

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Sat 3/10

01:32-09:30

2 stops22h 58m

London City

Tue 20/10

09:20-22:36

2 stops22h 16m

£692

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 6/10

01:30-16:40

2 stops30h 10m

London City

Wed 21/10

09:20-21:03

2 stops20h 43m

£692

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Mon 5/10

08:00-09:30

2 stops16h 30m

London City

Wed 21/10

10:00-22:36

2 stops21h 36m

£692

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 6/10

06:00-09:30

2 stops18h 30m

London City

Tue 20/10

10:00-22:36

2 stops21h 36m

£692

Flights are sorted by cheapest return flights first.

Deals found on 23/6

Showing 1-10 of 54 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 £452). Flying from Alaska to London in June is currently the most expensive (average of £1,121). 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?

    Delta, United Airlines, and Air France can get you from Alaska to London in just under 15h 19m. Your travel time can differ by up to 9h 12m. 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, November is the cheapest month in which you can book a flight from Alaska to London (average of £452). Flying from Alaska to London in June is currently the most expensive (average of £1,121). 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
Hounslow
Milton Keynes
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Hayes
Brentford
Colchester
Kingston upon Thames
Eastbourne
Watford
Southall
Romford
Ipswich
Borehamwood
Folkestone
Southend-on-Sea

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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