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?

The most popular route from London to Alaska is London Heathrow - Anchorage. You may also consider London Gatwick - Anchorage or London City - Anchorage.

What are the most popular airlines that fly from London to Alaska?

Finnair, British Airways and Icelandair are the most popular airlines when flying from London to Alaska.

How far in advance should I book a flight from London to Alaska?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 45 days in advance, which can save you up to 62% on flights from London to Alaska compared to booking the week you need them. Waiting 45 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £1,000. For sooner than that we have options available in the next 3 days from £1,396.

What is the cheapest month to fly from London to Alaska?

February is one of the best times of the year to fly to Alaska from London. Prices for February average £1,052 per person but you can even find prices for as low as £689. The most expensive prices can be found in the month of July. Opting for a February flight can save you 23% on your journey compared to booking in July

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.

£441+ Flights from London to Alaska

Cheap flight deals from London to Alaska

Round-trip from	£773
One-way from	£441

Icelandair
4/2-9/2
4 total stops
39h 26m total
London to Alaska

Search Deals

11/2
2 total stops
18h 56m total
London to Alaska

Search Deals

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

Best flights from London to Alaska
Discover carefully curated flight deals from London to Alaska that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 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

Fr 7/220:40LHR - ANC

2 stops35h 08mIcelandair

So 9/208:20ANC - LHR

2 stops17h 30mIcelandair

Deal found 15/1£810

Mi 28/507:05LHR - ANC

3 stops27h 03mScandinavian Airlines

Fr 6/606:00ANC - LHR

2 stops22h 35mScandinavian Airlines

Deal found 15/1£1,031

Mo 21/409:30LHR - ANC

2 stops18h 51mLufthansa

Mo 28/423:44ANC - LHR

1 stop24h 56mLufthansa

Deal found 15/1£1,051

Mi 12/210:45LHR - FAI

2 stops22h 46mVirgin Atlantic

Di 18/201:39FAI - LHR

2 stops21h 16mVirgin Atlantic

Deal found 15/1£1,094

Mi 12/206:20LHR - FAI

2 stops27h 11mDelta

Di 18/201:39FAI - LHR

2 stops20h 26mDelta

Deal found 15/1£1,112

Mi 5/206:30LHR - ANC

2 stops23h 04mKLM

Di 18/201:20ANC - LHR

1 stop26h 20mKLM

Deal found 15/1£1,121

Mo 14/411:25LHR - ANC

1 stop20h 12mUnited Airlines

Mo 21/423:44ANC - LHR

2 stops45h 51mUnited Airlines

Deal found 16/1£1,231

Mo 14/408:20LHR - ANC

1 stop20h 00mBritish Airways

Mo 21/420:30ANC - LHR

1 stop24h 55mBritish Airways

Deal found 16/1£1,439

Mo 16/608:20LHR - ANC

1 stop23h 19mFinnair

Fr 20/606:17ANC - LHR

1 stop17h 43mFinnair

Deal found 15/1£1,450

Mo 10/206:20LHR - ANC

2 stops28h 18mMultiple Airlines

So 23/202:34ANC - LHR

2 stops19h 31mMultiple Airlines

Deal found 15/1£782

Fr 7/211:55LGW - ANC

2 stops19h 53mIcelandair

So 9/208:20ANC - LGW

2 stops17h 35mIcelandair

Deal found 15/1£810

Last-minute flights from London to Alaska
Discover last-minute flight deals from London to Alaska. Data last updated 16 Januar 2025 and is based on user searches.

Fr 17/114:20LHR - ANC

1 stop18h 30mBritish Airways

So 9/212:20ANC - LHR

1 stop14h 55mBritish Airways

Deal found 15/1£1,101

Mo 27/111:55LGW - FAI

2 stops23h 21mMultiple Airlines

So 2/215:56FAI - LGW

2 stops33h 59mMultiple Airlines

Deal found 15/1£995

Di 4/211:55LGW - ANC

2 stops21h 51mMultiple Airlines

So 9/208:20ANC - LGW

2 stops17h 35mMultiple Airlines

Deal found 15/1£773

Di 4/206:20LHR - FAI

2 stops25h 38mMultiple Airlines

Fr 14/201:46FAI - LHR

2 stops24h 54mMultiple Airlines

Deal found 15/1£901

Di 4/214:30LHR - ANC

2 stops41h 27mLufthansa

So 9/223:59ANC - LHR

1 stop24h 41mLufthansa

Deal found 15/1£1,068

Mi 5/206:30LHR - ANC

2 stops23h 04mKLM

Di 18/201:20ANC - LHR

1 stop26h 20mKLM

Deal found 15/1£1,121

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

Mo 10/206:20LHR - ANC

2 stops28h 18mMultiple Airlines

So 23/202:34ANC - LHR

2 stops19h 31mMultiple Airlines

Deal found 15/1£782

Mo 10/206:30LHR - ANC

2 stops21h 55mDelta

So 23/201:20ANC - LHR

1 stop24h 50mDelta

Deal found 15/1£1,116

Mi 12/210:45LHR - FAI

2 stops22h 46mVirgin Atlantic

Di 18/201:39FAI - LHR

2 stops21h 16mVirgin Atlantic

Deal found 15/1£1,094

Mi 12/206:20LHR - FAI

2 stops27h 11mDelta

Di 18/201:39FAI - LHR

1 stop24h 31mDelta

Deal found 15/1£1,112

One-way flights from London to Alaska
Search for one-way flight options from London to Alaska. Find affordable one-way fares based on user searches. Data last updated 16 Januar 2025.

Di 11/214:50LHR - ANC

2 stops18h 56mMultiple Airlines

Deal found 14/1£441

Di 11/212:00LGW - ANC

2 stops22h 38mMultiple Airlines

Deal found 14/1£537

Fr 14/206:50LCY - ANC

3 stops36h 08mMultiple Airlines

Deal found 15/1£615

Di 11/213:15LHR - ANC

1 stop16h 19mVirgin Atlantic

Deal found 14/1£753

Do 3/416:25LHR - ANC

1 stop35h 55mBritish Airways

Deal found 15/1£776

Di 13/513:05LHR - ANC

2 stops21h 23mIcelandair

Deal found 15/1£799

Do 5/614:10LHR - ANC

2 stops19h 58mWestJet

Deal found 15/1£814

Di 13/508:30LHR - ANC

1 stop20h 18mLufthansa

Deal found 15/1£1,250

Fr 14/211:55LGW - ANC

2 stops18h 52mIcelandair

Deal found 15/1£1,495

Do 3/416:40LHR - ANC

3 stops38h 57mUnited Airlines

Deal found 15/1£1,944

Di 11/220:05LCY - ANC

2 stops33h 29mKLM

Deal found 14/1£2,478

Find flights from London to Alaska within your budget

Fly from

Fly to

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

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?

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

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

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

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.

Delta

8.0

Very Good

8,511 reviews

Check prices

Reviews

1 / 10

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

Delta

8.0

Very Good

8,511 reviews

Delta

8.0

Very Good

8,511 reviews

Check prices

Reviews

1 / 10

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

KLM

7.8

Good

1,339 reviews

Delta

8.0

Very Good

8,511 reviews

Check prices

Reviews

1 / 10

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

Finnair

7.6

Good

1,285 reviews

Delta

8.0

Very Good

8,511 reviews

Check prices

Reviews

1 / 10

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

Virgin Atlantic

7.5

Good

664 reviews

Delta

8.0

Very Good

8,511 reviews

Check prices

Reviews

1 / 10

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

Air France

7.4

Good

1,487 reviews

Delta

8.0

Very Good

8,511 reviews

Check prices

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

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?
The most popular route from London to Alaska is London Heathrow - Anchorage. You may also consider London Gatwick - Anchorage or London City - Anchorage.
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

Alternative routes for London to Alaska

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Complete your trip

Alaska car hire

Anchorage Airport car hire

Fairbanks Airport car hire

Juneau Intl Airport car hire

Ketchikan Airport car hire

Sitka Airport car hire

Kenai Airport car hire

Petersburg Airport car hire

Valdez Airport car hire

Kotzebue Ralph Wien Airport car hire

Anchorage car hire

Fairbanks car hire

Direct flights to United States

Top 5 airlines flying from London to Alaska

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£692	Average£836	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
Finnair	Cheapest£732	Average£900	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
British Airways	Cheapest£817	Average£1,164	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Lufthansa	Cheapest£822	Average£1,183	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Virgin Atlantic	Cheapest£1,062	Average£1,325	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

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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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.

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.

Cheap flight deals from London to Alaska

Round-trip from

One-way from

Find flight deals from London to Alaska

Cheapest flights from London to AlaskaExplore 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.

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.

Find flights from London to Alaska within your budget

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.

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?

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.

Rainfall in Alaska by month

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

Temperature in Alaska by month

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

Reviews of airlines servicing Alaska

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.

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?

What are the most popular routes from London to Alaska?

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

How can I find direct flights from London to Alaska?

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

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

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 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

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?

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

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

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

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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.