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Cheap flights from the United Kingdom to Alaska from £318

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ANC
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from United Kingdom to Alaska

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Alaska
Explore the most affordable flight options available from United Kingdom to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2025.

Thu 27/1111:55LGW - ANC
2 stops32h 13mMultiple Airlines
Sat 29/1102:20ANC - LGW
2 stops23h 35mMultiple Airlines
Deal found 12/11£750
Wed 26/1112:15LHR - ANC
2 stops22h 37mMultiple Airlines
Fri 12/1212:10ANC - LHR
2 stops37h 40mMultiple Airlines
Deal found 12/11£760
Tue 18/1120:35LHR - FAI
2 stops34h 23mMultiple Airlines
Mon 24/1101:46FAI - LHR
2 stops24h 04mMultiple Airlines
Deal found 13/11£786
Wed 19/1112:15LHR - FAI
2 stops18h 43mIcelandair
Tue 25/1101:46FAI - LHR
2 stops32h 44mIcelandair
Deal found 12/11£787
Wed 3/1220:35LHR - ANC
2 stops34h 09mMultiple Airlines
Fri 12/1212:10ANC - LHR
2 stops37h 40mMultiple Airlines
Deal found 12/11£874
Thu 27/1112:15LHR - ANC
2 stops31h 53mMultiple Airlines
Sun 30/1109:00ANC - LHR
2 stops16h 50mMultiple Airlines
Deal found 12/11£939
Tue 18/1111:55LGW - FAI
2 stops19h 03mMultiple Airlines
Mon 24/1102:33FAI - LGW
2 stops23h 22mMultiple Airlines
Deal found 13/11£966
Wed 10/1212:10LHR - FAI
2 stops23h 28mMultiple Airlines
Wed 17/1212:10FAI - LHR
2 stops20h 40mMultiple Airlines
Deal found 12/11£1,051
Wed 10/1206:50LCY - FAI
2 stops26h 49mMultiple Airlines
Wed 17/1208:00FAI - LCY
2 stops27h 40mMultiple Airlines
Deal found 12/11£1,066
Wed 26/1111:55LGW - ANC
2 stops23h 53mMultiple Airlines
Fri 12/1206:05ANC - LGW
2 stops19h 50mMultiple Airlines
Deal found 12/11£1,078
Wed 3/1211:55LGW - ANC
2 stops32h 15mMultiple Airlines
Fri 12/1205:05ANC - LGW
2 stops20h 50mMultiple Airlines
Deal found 12/11£1,110
Wed 26/1106:35LHR - ANC
2 stops22h 24mUnited Airlines
Fri 12/1223:59ANC - LHR
1 stop24h 41mUnited Airlines
Deal found 12/11£1,118

Cheap flight deals from United Kingdom to Alaska

Keep the following information in mind while searching for United Kingdom to Alaska flight deals. Data was last updated 14 November 2025.

Round-trip from

£750

One-way from

£318

Popular in

January

Cheapest in

October

Average price

£964
27/11-30/11
  • 27/11-30/11
  • 4 total stops
  • 52h 08m total
  • United Kingdom to Alaska
Search Deals
15/1
  • 15/1
  • 2 total stops
  • 33h 17m total
  • United Kingdom to Alaska
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£106 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 November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 14 November 2025.
Use the filters below to find and compare flights from the United Kingdom to Alaska that are best for you.

Fly from

United Kingdom

Fly to

Alaska

Route

Depart

Return

Price

LondonAnchorage

LGW - ANC

LGWANC

London Gatwick

Thu 27/11

11:55-11:08

2 stops32h 13m

Anchorage

Sun 30/11

06:00-10:55

2 stops19h 55m

£750

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Wed 26/11

12:15-01:52

2 stops22h 37m

Anchorage

Fri 12/12

12:10-10:50

2 stops37h 40m

£760

ManchesterAnchorage

MAN - ANC

MANANC

Manchester

Tue 10/3

11:55-01:09

2 stops21h 14m

Anchorage

Thu 19/3

10:00-10:45

2 stops16h 45m

£883

ManchesterFairbanks

MAN - FAI

MANFAI

Manchester

Wed 11/3

11:55-00:44

2 stops20h 49m

Fairbanks

Thu 19/3

05:30-10:45

2 stops21h 15m

£938

ManchesterFairbanks

MAN - FAI

MANFAI

Manchester

Wed 11/3

11:55-00:44

2 stops20h 49m

Fairbanks

Tue 17/3

01:40-10:45

2 stops25h 05m

£954

ManchesterAnchorage

MAN - ANC

MANANC

Manchester

Mon 9/3

11:55-23:04

2 stops19h 09m

Anchorage

Wed 18/3

10:00-10:45

2 stops16h 45m

£969

LondonFairbanks

LHR - FAI

LHRFAI

London Heathrow

Wed 24/12

12:15-00:35

2 stops21h 20m

Fairbanks

Fri 9/1

05:51-10:50

2 stops19h 59m

£973

ManchesterAnchorage

MAN - ANC

MANANC

Manchester

Mon 9/3

11:55-23:04

2 stops19h 09m

Anchorage

Sun 22/3

10:00-10:45

2 stops16h 45m

£983

ManchesterAnchorage

MAN - ANC

MANANC

Manchester

Mon 9/3

11:55-23:04

2 stops19h 09m

Anchorage

Mon 23/3

10:00-10:45

2 stops16h 45m

£983

LondonAnchorage

LHR - ANC

LHRANC

London Heathrow

Thu 27/11

12:15-11:08

2 stops31h 53m

Anchorage

Sat 29/11

01:59-10:50

2 stops23h 51m

£996

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 46 results
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Best time to book a flight from United Kingdom to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from United Kingdom 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 the United Kingdom to Alaska

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

Currently, September is the cheapest month in which you can book a flight from United Kingdom to Alaska (average of £617). Flying from United Kingdom to Alaska in July is currently the most expensive (average of £1,002). 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 GB to AK?

Find hourly flight availability from United Kingdom 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 14 November 2025.

It’s typically best to fly out from United Kingdom to Alaska in the afternoon. Doing so could potentially save you 16% on the flight price compared to flying in the morning, which is usually more expensive.

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 14 November 2025.
Read reviews from past customers who have flown with KLM, Virgin Atlantic, andIcelandair from the United Kingdom to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,411 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Icelandair
7.1
Good
578 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,572 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,521 reviews
KLM
7.7
Good
1,411 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Alaska. 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 United Kingdom to Alaska?

    Airlines like Icelandair, United Airlines, and American Airlines fly from United Kingdom to Alaska in about 19h 09m. The time it takes to get you to your destination can typically vary by up to 26h 05m. The distance from United Kingdom to Alaska is about 4325 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

  • How can I find direct flights from United Kingdom to Alaska?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Alaska?

    Currently, September is the cheapest month in which you can book a flight from United Kingdom to Alaska (average of £617). Flying from United Kingdom to Alaska in July is currently the most expensive (average of £1,002). 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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from United Kingdom to Alaska

Discover the top 7 airlines that operate flights from United Kingdom 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 14 November 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£665Average£881FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Scandinavian AirlinesCheapest£680Average£764FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapest£709Average£1,332FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£820Average£1,293FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£1,073Average£1,317FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
United AirlinesCheapest£1,088Average£1,294FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
KLMCheapest£1,089Average£1,414FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to Alaska?

Cheapflights helps you search for flights from United Kingdom to Alaska via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Alaska by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Not ready to book yet? You can track prices for flights from United Kingdom to Alaska on Cheapflights with our Price Alert feature and get notified when better prices are available.

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