Find flights
When to book
FAQs

Cheap flights from Alaska to London from £295

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 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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 28 October 2025.

Sun 2/1100:30ANC - LHR
1 stop25h 00mDelta
Fri 21/1106:20LHR - ANC
2 stops28h 37mDelta
Deal found 27/10£443
Sun 2/1100:30ANC - LHR
1 stop25h 00mDelta
Thu 27/1106:30LHR - ANC
2 stops25h 19mDelta
Deal found 27/10£443
Sun 2/1100:30ANC - LHR
2 stops24h 30mDelta
Tue 25/1106:20LHR - ANC
2 stops28h 37mDelta
Deal found 27/10£446
Sun 2/1121:45ANC - LHR
1 stop24h 20mDelta
Tue 18/1111:05LHR - ANC
1 stop16h 41mDelta
Deal found 27/10£449
Tue 25/1106:00ANC - LHR
2 stops19h 55mMultiple Airlines
Tue 2/1220:25LHR - ANC
2 stops29h 09mMultiple Airlines
Deal found 26/10£457
Sun 2/1123:59ANC - LHR
2 stops22h 31mUnited Airlines
Wed 26/1106:35LHR - ANC
2 stops22h 24mUnited Airlines
Deal found 27/10£467
Mon 27/1023:59ANC - LHR
1 stop25h 41mUnited Airlines
Mon 10/1111:10LHR - ANC
2 stops41h 49mUnited Airlines
Deal found 27/10£470
Thu 11/1223:59ANC - LHR
2 stops23h 26mLufthansa
Thu 18/1210:25LHR - ANC
1 stop18h 20mLufthansa
Deal found 27/10£478
Fri 7/1106:05ANC - LHR
1 stop16h 00mMultiple Airlines
Fri 21/1106:20LHR - ANC
2 stops21h 26mMultiple Airlines
Deal found 27/10£480
Sun 2/1100:30ANC - LHR
1 stop25h 00mKLM
Mon 24/1108:40LHR - ANC
2 stops19h 06mKLM
Deal found 27/10£481
Mon 3/1121:07ANC - LCY
2 stops30h 48mMultiple Airlines
Mon 24/1118:15LCY - ANC
2 stops37h 41mMultiple Airlines
Deal found 27/10£512
Tue 9/1201:30FAI - LHR
2 stops20h 20mMultiple Airlines
Wed 17/1220:25LHR - FAI
2 stops36h 53mMultiple Airlines
Deal found 26/10£533

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 28 October 2025.

Round-trip from

£420

One-way from

£295

Popular in

December

Cheapest in

April

Average price

£721
Virgin Atlantic
  • Virgin Atlantic
  • 9/12-16/12
  • 2 total stops
  • 36h 08m total
  • Alaska to London
Search Deals
25/11
  • 25/11
  • 3 total stops
  • 21h 50m total
  • Alaska to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
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 28 October 2025.
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

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 9/12

05:55-10:15

2 stops19h 20m

London Heathrow

Tue 16/12

08:40-19:04

2 stops19h 24m

£437

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 9/12

06:05-07:05

1 stop16h 00m

London Heathrow

Tue 16/12

08:40-19:04

2 stops19h 24m

£437

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 8/12

00:30-07:50

2 stops22h 20m

London Heathrow

Tue 16/12

08:40-19:04

2 stops19h 24m

£447

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 24/2

06:00-11:40

2 stops20h 40m

London Heathrow

Tue 3/3

06:20-19:10

2 stops21h 50m

£452

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 24/2

06:00-10:30

1 stop19h 30m

London Heathrow

Tue 3/3

11:05-19:10

1 stop17h 05m

£455

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 9/12

06:05-08:10

2 stops17h 05m

London City

Tue 16/12

08:40-19:04

2 stops19h 24m

£480

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 9/12

23:59-07:10

2 stops22h 11m

London Heathrow

Tue 16/12

11:35-22:56

1 stop20h 21m

£486

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 23/2

01:20-10:30

1 stop24h 10m

London Heathrow

Mon 9/3

06:20-20:30

2 stops22h 10m

£486

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 24/2

23:45-09:05

3 stops24h 20m

London City

Tue 3/3

19:10-23:08

3 stops36h 58m

£507

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Tue 9/12

01:30-10:30

1 stop24h 00m

London Heathrow

Wed 17/12

20:25-00:18

2 stops36h 53m

£533

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 46 results
1
2
3
...
5

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 £525). Flying from Alaska to London in June is currently the most expensive (average of £887). 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.

What is the cheapest time of day to fly from AK to LON?

Find hourly flight availability from Alaska to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

A simple way to save on the total cost of your ticket is to fly from Alaska to London in the evening. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight at midday.

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, Delta, and Icelandair can get you from Alaska to London in just under 16h. Your travel time can differ by up to 6h 20m. 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 £525). Flying from Alaska to London in June is currently the most expensive (average of £887). 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
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Chichester
Crawley
Romford
Brentford
Ipswich
Bedford
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alaska to London

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
Boston to Heathrow flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to London City flights
LaGuardia to Heathrow flights
Los Angeles to Heathrow flights
John F Kennedy Intl to Stansted flights
San Francisco to Heathrow flights
Newark to London City flights
Baltimore to Heathrow flights
O'Hare Intl to Heathrow flights
LaGuardia to Gatwick flights
Dallas/Fort Worth to Heathrow flights
Newark to Luton flights
Seattle to Heathrow flights
Newark to Stansted flights
Boston to Gatwick flights
Dulles Intl to Gatwick flights
Miami to Heathrow flights
Atlanta to Heathrow flights
Boston to London City flights
Reagan-National to Heathrow flights
Los Angeles to Gatwick flights
Dulles Intl to London City flights
Orlando to Heathrow flights
Philadelphia to Heathrow flights
Baltimore to Gatwick flights
Los Angeles to London City flights
Hobby to Heathrow flights
Denver to Heathrow flights
Boston to Stansted flights
San Francisco to Gatwick flights
O'Hare Intl to Gatwick flights
Boston to Luton flights
Newark to Edinburgh flights
Reagan-National to Gatwick flights
O'Hare Intl to London City flights
Detroit to Heathrow flights
Minneapolis to Heathrow flights
Raleigh to Heathrow flights
Sky Harbor Intl to Heathrow flights
Dallas/Fort Worth to Gatwick flights
George Bush Intcntl to Heathrow flights
San Francisco to London City flights

Top airline flying from Alaska to London

Discover the top airline that operate flights from Alaska to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£522Average£650FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.