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Cheap flights from London to Alaska from £441

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — ANC
21 Jan — 28 Jan1
1 adult

Cheap flight deals from London to Alaska

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Alaska (USAK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 Januar 2025.

Round-trip from

£773

One-way from

£441
Icelandair
  • Icelandair
  • 4/2-9/2
  • 4 total stops
  • 39h 26m total
  • London to Alaska
11/2
  • 11/2
  • 2 total stops
  • 18h 56m total
  • London to Alaska

Find flight deals from London to Alaska

Cheapest flights from London to Alaska
Explore the most affordable flight options available from London to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 Januar 2025.

Di 4/211:55LGW - ANC
2 stops21h 51mMultiple Airlines
So 9/208:20ANC - LGW
2 stops17h 35mMultiple Airlines
Deal found 15/1£773
Mo 10/206:20LHR - ANC
2 stops28h 18mMultiple Airlines
So 23/202:34ANC - LHR
2 stops19h 31mMultiple Airlines
Deal found 15/1£782
Fr 7/220:40LHR - ANC
2 stops35h 08mIcelandair
So 9/208:20ANC - LHR
2 stops17h 30mIcelandair
Deal found 15/1£810
Fr 7/211:55LGW - ANC
2 stops19h 53mIcelandair
So 9/208:20ANC - LGW
2 stops17h 35mIcelandair
Deal found 15/1£810
Di 4/206:20LHR - FAI
2 stops25h 38mMultiple Airlines
Fr 14/201:46FAI - LHR
2 stops24h 54mMultiple Airlines
Deal found 15/1£901
Mo 25/806:40LHR - ANC
2 stops25h 24mScandinavian Airlines
Mo 1/908:00ANC - LHR
2 stops23h 00mScandinavian Airlines
Deal found 15/1£937
Mo 27/111:55LGW - FAI
2 stops23h 21mMultiple Airlines
So 2/215:56FAI - LGW
2 stops33h 59mMultiple Airlines
Deal found 15/1£995
Mo 21/409:30LHR - ANC
2 stops18h 51mLufthansa
Mo 28/423:44ANC - LHR
1 stop24h 56mLufthansa
Deal found 15/1£1,051
Do 26/608:10LCY - ANC
1 stop16h 00mMultiple Airlines
Do 28/817:15ANC - LCY
1 stop16h 25mMultiple Airlines
Deal found 15/1£1,077
Mi 12/210:45LHR - FAI
2 stops22h 46mVirgin Atlantic
Di 18/201:39FAI - LHR
2 stops21h 16mVirgin Atlantic
Deal found 15/1£1,094
Fr 17/114:20LHR - ANC
1 stop18h 30mBritish Airways
So 9/212:20ANC - LHR
1 stop14h 55mBritish Airways
Deal found 15/1£1,101
Mi 12/206:20LHR - FAI
2 stops27h 11mDelta
Di 18/201:39FAI - LHR
2 stops20h 26mDelta
Deal found 15/1£1,112

Find flights from London to Alaska within your budget

Customise your flight search to find flights from London to Alaska 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 Januar 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Di 4/2

11:55-00:46

2 stops21h 51m

Anchorage

So 9/2

08:20-10:55

2 stops17h 35m

£773

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mo 10/2

06:20-01:38

2 stops28h 18m

Anchorage

So 23/2

02:34-07:05

2 stops19h 31m

£782

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Fr 7/2

20:40-22:48

2 stops35h 08m

Anchorage

So 9/2

08:20-10:50

2 stops17h 30m

£810

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Fr 7/2

11:55-22:48

2 stops19h 53m

Anchorage

So 9/2

08:20-10:55

2 stops17h 35m

£810

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Di 4/2

06:20-22:58

2 stops25h 38m

Fairbanks

Fr 14/2

01:46-11:40

2 stops24h 54m

£901

LondonFairbanks

LGW - FAI

LGWFAI

London Gatwick

Mo 27/1

11:55-02:16

2 stops23h 21m

Fairbanks

So 2/2

15:56-10:55

2 stops33h 59m

£995

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mi 28/5

07:05-01:08

3 stops27h 03m

Anchorage

Fr 6/6

06:00-13:35

2 stops22h 35m

£1,031

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Mo 21/4

09:30-19:21

2 stops18h 51m

Anchorage

Mo 28/4

23:44-09:40

1 stop24h 56m

£1,051

LondonAnchorage

LCY - ANC

LCYANC

London City

Do 26/6

08:10-15:10

1 stop16h 00m

Anchorage

Do 28/8

17:15-18:40

1 stop16h 25m

£1,077

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Mi 12/2

10:45-00:31

2 stops22h 46m

Fairbanks

Di 18/2

01:39-07:55

2 stops21h 16m

£1,094

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 38 results
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Best time to book a flight from London to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from London 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.

Travel insights for flights from London to Alaska

Get recent, data-driven insights about flights from London to Alaska including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from London to Alaska (average of £987). Flying from London to Alaska in July is currently the most expensive (average of £1,762). 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 LON to AK?

Find hourly flight availability from London to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 Januar 2025.

When flying from London to Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Alaska by month

Plan your trip to Alaska by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Alaska ranges from 13.0 - 84.0 inches per month. August is typically the wettest month, when rainfall can reach 84.0 mm. April is typically the driest time to visit Alaska when rainfall is around 13.0 mm.

Temperature in Alaska by month

Plan your trip to Alaska by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Alaska, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 15.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -8.0 C).

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Alaska. Reviews last updated 16 Januar 2025.
See what other customers who have flown with Delta, Virgin Atlantic and KLM from London to Alaska have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very Good
8,511 reviews
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.8
Good
1,339 reviews
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.6
Good
1,285 reviews
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.5
Good
664 reviews
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
1,487 reviews
8.0
Very Good
8,511 reviews

Crew

8.6

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Food

7.3

Overall

8.0

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from London to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from London to Alaska one-way?

    The cheapest airline one-way is Virgin Atlantic, with whom users have recently found tickets for as low as £753. However, be on the lookout for offers from British Airways and Icelandair, as they are both options that can get you from London to Alaska for a low price.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Alaska 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 London to Alaska?

    Currently, January is the cheapest month in which you can book a flight from London to Alaska (average of £987). Flying from London to Alaska in July is currently the most expensive (average of £1,762). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Alaska

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from London to Alaska

Discover the top 5 airlines that operate flights from London to Alaska. 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 16 Januar 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£692Average£836FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£732Average£900FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£817Average£1,164FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£822Average£1,183FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£1,062Average£1,325FlexibilityNo 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 London to Alaska?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Alaska. 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 London to Alaska?

Cheapflights helps you find that perfect flight to Alaska from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Alaska flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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