What are the cheapest airlines to fly from Alaska to London one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £377. However, be on the lookout for offers from KLM and Icelandair, as they are both options that can get you from Alaska to London for a low price.

What are the most popular routes from Alaska to London?

While some choose either Anchorage - London Heathrow or Anchorage - London City, Anchorage - London Gatwick is the most popular route from Alaska to London.

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

Users have found that booking a flight from Alaska to London at least 49 days early can save you up to 184% on average compared to booking a flight this week. If booking 49 days before your flight isn’t an option for you, users have found flights from Alaska to London for as little as £1,067 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £1,403 for flights departing within the next 3 days.

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

Our data shows that October tends to be the cheapest month to fly to London from Alaska. Users have commonly found prices around £778 for the month, but tickets can be as low as £504. Due to multiple factors, prepare for potentially higher prices in June.

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.

£372+ Flights from Alaska to London - Compare & Save Big

Cheap flight deals from Alaska to London

Round-trip from	£533
One-way from	£372
Popular in	June
Cheapest in	October
Average price	£694

Scandinavian Airlines
1/10-21/10
4 total stops
90h 45m total
Alaska to London

Search Deals

1/6
3 total stops
31h 45m total
Alaska to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£136 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Alaska to London

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 30 April 2025.

Wed 1/1006:00ANC - LHR

2 stops42h 20mScandinavian Airlines

Tue 21/1010:20LHR - ANC

2 stops48h 25mScandinavian Airlines

Deal found 29/4£533

Wed 1/1006:10ANC - LHR

1 stop22h 00mDelta

Fri 17/1006:15LHR - ANC

2 stops19h 07mDelta

Deal found 29/4£670

Sun 26/1001:30FAI - LHR

1 stop25h 30mDelta

Fri 7/1116:10LHR - FAI

1 stop17h 07mDelta

Deal found 29/4£677

Sun 21/920:49ANC - LHR

1 stop24h 31mUnited Airlines

Tue 30/906:30LHR - ANC

2 stops18h 21mUnited Airlines

Deal found 29/4£708

Sun 9/1108:00ANC - LGW

2 stops17h 55mIcelandair

Thu 20/1111:55LGW - ANC

2 stops19h 32mIcelandair

Deal found 29/4£715

Sun 9/1106:00ANC - LHR

2 stops19h 35mMultiple Airlines

Fri 21/1106:30LHR - ANC

2 stops18h 52mMultiple Airlines

Deal found 29/4£729

Sun 21/906:00ANC - LHR

1 stop23h 15mKLM

Tue 30/912:25LHR - ANC

1 stop21h 35mKLM

Deal found 29/4£735

Mon 6/1020:57ANC - LHR

2 stops24h 38mAir Canada

Tue 21/1015:50LHR - ANC

2 stops36h 58mAir Canada

Deal found 29/4£737

Sun 9/1108:00ANC - LHR

2 stops17h 50mIcelandair

Thu 20/1120:40LHR - ANC

2 stops34h 47mIcelandair

Deal found 29/4£744

Tue 9/906:10ANC - LCY

2 stops17h 00mKLM

Wed 17/909:20LCY - ANC

2 stops19h 29mKLM

Deal found 29/4£761

Thu 12/617:15ANC - LCY

1 stop16h 20mMultiple Airlines

Thu 26/608:45LCY - ANC

1 stop15h 25mMultiple Airlines

Deal found 29/4£788

Mon 27/1007:00FAI - LHR

2 stops19h 50mMultiple Airlines

Fri 31/1012:15LHR - FAI

2 stops32h 30mMultiple Airlines

Deal found 29/4£798

Best flights from Alaska to London
Discover carefully curated flight deals from Alaska to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 April 2025.

Wed 1/1006:00ANC - LHR

2 stops42h 20mScandinavian Airlines

Tue 21/1010:20LHR - ANC

2 stops48h 25mScandinavian Airlines

Deal found 29/4£533

Wed 1/1006:10ANC - LHR

1 stop22h 00mDelta

Fri 17/1006:15LHR - ANC

2 stops19h 07mDelta

Deal found 29/4£670

Sun 21/920:49ANC - LHR

1 stop24h 31mUnited Airlines

Tue 30/906:30LHR - ANC

2 stops18h 21mUnited Airlines

Deal found 29/4£708

Sun 21/909:40ANC - LGW

2 stops20h 00mIcelandair

Tue 30/915:40LGW - ANC

2 stops19h 03mIcelandair

Deal found 29/4£733

Sun 21/906:00ANC - LHR

1 stop23h 15mKLM

Tue 30/912:25LHR - ANC

1 stop21h 35mKLM

Deal found 29/4£735

Mon 6/1020:57ANC - LHR

2 stops24h 38mAir Canada

Tue 21/1015:50LHR - ANC

2 stops36h 58mAir Canada

Deal found 29/4£737

Thu 12/617:15ANC - LHR

1 stop19h 55mMultiple Airlines

Thu 19/609:30LHR - ANC

1 stop14h 40mMultiple Airlines

Deal found 28/4£759

Mon 20/1020:52ANC - LCY

2 stops36h 48mBritish Airways

Mon 27/1017:00LCY - ANC

2 stops57h 39mBritish Airways

Deal found 29/4£848

Thu 14/800:29ANC - LHR

1 stop21h 21mAlaska Airlines

Sun 31/810:45LHR - ANC

1 stop19h 36mAlaska Airlines

Deal found 29/4£1,233

Sun 22/606:09ANC - LHR

1 stop19h 41mFinnair

Sun 6/708:20LHR - ANC

1 stop23h 38mFinnair

Deal found 29/4£1,256

Sun 26/1001:30FAI - LHR

1 stop25h 30mDelta

Fri 7/1116:10LHR - FAI

1 stop17h 07mDelta

Deal found 29/4£677

Tue 9/906:10ANC - LCY

2 stops17h 00mKLM

Wed 17/909:20LCY - ANC

2 stops19h 29mKLM

Deal found 29/4£761

Last-minute flights from Alaska to London
Discover last-minute flight deals from Alaska to London. Data last updated 30 April 2025 and is based on user searches.

Fri 2/501:26ANC - LHR

2 stops24h 19mKLM

Mon 5/508:40LHR - ANC

2 stops19h 26mKLM

Deal found 29/4£1,463

Sat 3/510:00ANC - LGW

2 stops16h 45mIcelandair

Mon 5/515:40LGW - ANC

2 stops39h 52mIcelandair

Deal found 29/4£1,202

Sat 3/512:20ANC - LHR

2 stops23h 00mIcelandair

Mon 5/521:25LHR - ANC

2 stops37h 03mIcelandair

Deal found 29/4£1,205

Sat 3/520:30ANC - LHR

1 stop24h 55mBritish Airways

Mon 5/519:25LHR - ANC

2 stops34h 22mBritish Airways

Deal found 29/4£1,319

Sat 31/500:18ANC - LHR

1 stop22h 42mMultiple Airlines

Sat 26/708:20LHR - ANC

1 stop19h 44mMultiple Airlines

Deal found 29/4£1,414

Sat 31/500:25ANC - LHR

2 stops21h 50mDelta

Sat 26/710:55LHR - ANC

2 stops23h 24mDelta

Deal found 29/4£1,921

Sat 31/501:40ANC - LHR

1 stop26h 20mAlaska Airlines

Sat 26/714:25LHR - ANC

1 stop23h 12mAlaska Airlines

Deal found 29/4£3,506

One-way flights from Alaska to London
Search for one-way flight options from Alaska to London. Find affordable one-way fares based on user searches. Data last updated 30 April 2025.

Sun 1/616:40ANC - LGW

3 stops31h 45mMultiple Airlines

Deal found 29/4£372

Mon 8/906:10ANC - LHR

1 stop22h 00mDelta

Deal found 29/4£377

Sun 1/616:40ANC - LHR

2 stops34h 10mMultiple Airlines

Deal found 29/4£403

Sun 7/900:40ANC - LHR

1 stop28h 35mKLM

Deal found 29/4£428

Thu 8/517:25ANC - STN

3 stops53h 25mMultiple Airlines

Deal found 29/4£494

Wed 14/510:00ANC - LHR

2 stops25h 20mIcelandair

Deal found 29/4£506

Thu 8/523:59ANC - LHR

3 stops21h 31mAir Canada

Deal found 29/4£545

Wed 17/915:05ANC - LCY

1 stop16h 20mLufthansa

Deal found 29/4£547

Thu 8/506:00ANC - LCY

2 stops17h 10mKLM

Deal found 29/4£570

Mon 8/920:55ANC - LCY

2 stops30h 00mBritish Airways

Deal found 29/4£585

Mon 8/909:40ANC - LGW

2 stops19h 55mIcelandair

Deal found 29/4£588

Wed 17/915:05ANC - LGW

2 stops17h 50mSWISS

Deal found 29/4£629

Cheapflights Fare Finder

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

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 1/10

06:00-09:20

2 stops42h 20m

London Heathrow

Tue 21/10

10:20-01:45

2 stops48h 25m

£533

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 1/10

06:10-13:10

1 stop22h 00m

London Heathrow

Fri 17/10

06:15-16:22

2 stops19h 07m

£670

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 26/10

01:30-11:00

1 stop25h 30m

London Heathrow

Fri 7/11

16:10-00:17

1 stop17h 07m

£677

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 21/9

20:49-06:20

1 stop24h 31m

London Heathrow

Tue 30/9

06:30-15:51

2 stops18h 21m

£708

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Sun 21/9

09:40-14:40

2 stops20h 00m

London Gatwick

Tue 30/9

15:40-01:43

2 stops19h 03m

£733

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 21/9

06:00-14:15

1 stop23h 15m

London Heathrow

Tue 30/9

12:25-01:00

1 stop21h 35m

£735

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 6/10

20:57-06:35

2 stops24h 38m

London Heathrow

Tue 21/10

15:50-19:48

2 stops36h 58m

£737

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Thu 12/6

17:15-22:10

1 stop19h 55m

London Heathrow

Thu 19/6

09:30-15:10

1 stop14h 40m

£759

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 9/9

06:10-08:10

2 stops17h 00m

London City

Wed 17/9

09:20-19:49

2 stops19h 29m

£761

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Thu 12/6

17:15-18:35

1 stop16h 20m

London City

Thu 26/6

08:45-15:10

1 stop15h 25m

£788

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 34 results

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, January is the cheapest month in which you can book a flight from Alaska to London (average of £112). Flying from Alaska to London in August is currently the most expensive (average of £164). 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?

When flying from Alaska to London, 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 London by month

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Read reviews from past customers who have flown Alaska Airlines, Delta and KLM from Alaska to London. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very Good

9,968 reviews

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very Good

7,934 reviews

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

KLM

7.8

Good

1,334 reviews

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Finnair

7.6

Good

1,275 reviews

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

SWISS

7.5

Good

1,588 reviews

Alaska Airlines

8.0

Very Good

9,968 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines to fly from Alaska to London one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as £377. However, be on the lookout for offers from KLM and Icelandair, as they are both options that can get you from Alaska to London for a low price.
What are the most popular routes from Alaska to London?
While some choose either Anchorage - London Heathrow or Anchorage - London City, Anchorage - London Gatwick 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, January is the cheapest month in which you can book a flight from Alaska to London (average of £112). Flying from Alaska to London in August is currently the most expensive (average of £164). 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

Deal

Hounslow

Milton Keynes

Gatwick

Luton

Slough

Croydon

Eastbourne

Ilford

Hayes

Southend-on-Sea

Crawley

Wembley

Ipswich

Maidstone

Winchester

Folkestone

Dartford

Watford

Chichester

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Alaska to London

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£503	Average£721	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

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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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 Alaska to London from £372

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.

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 30 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Alaska to London

Cheapest flights from Alaska to LondonExplore 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 30 April 2025.

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 30 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alaska to London that are best for you.

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.

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?

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 30 April 2025.

Rainfall in London by month

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

Temperature in London by month

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

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 30 April 2025.

Read reviews from past customers who have flown Alaska Airlines, Delta and KLM from Alaska to London. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

What are the cheapest airlines to fly from Alaska to London one-way?

What are the most popular routes from Alaska to London?

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

How can I find direct flights from Alaska to London?

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

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

Travelling to a place near 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 Alaska to London

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

Top airline flying from Alaska to London

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?

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

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

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

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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 30 April 2025.