How long is the flight from Alaska to London?

Virgin Atlantic, KLM, and Delta can get you from Alaska to London in just under 19h 30m. Your travel time can differ by up to 4h 15m. 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.

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.

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).

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.

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 £818 for the month, but tickets can be as low as £516. Due to multiple factors, prepare for potentially higher prices in August.

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.

£268+ Cheap Flights from Alaska to London

Q: How much does it cost for a return flight from Alaska to London?

Airfare is below average for this route at the moment. Alaska to London flights typically cost between £734 and £1,105 in September. The cheapest return flight price found within the last 3 days was £551 on Virgin Atlantic (19 Sept-26 Sept).

Cheap flight deals from Alaska to London

Round-trip from	£551
One-way from	£268
Popular in	August
Cheapest in	October
Average price	£1,054

Virgin Atlantic
19/9-26/9
3 total stops
37h 22m total
Alaska to London

Search Deals

20/9
3 total stops
56h 35m total
Alaska to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£95 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 August 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 21 August 2025.

Fri 19/914:15ANC - LHR

2 stops20h 45mVirgin Atlantic

Fri 26/918:00LHR - ANC

1 stop16h 37mVirgin Atlantic

Deal found 20/8£551

Mon 1/1200:40ANC - LHR

1 stop24h 50mKLM

Fri 12/1211:05LHR - ANC

1 stop17h 05mKLM

Deal found 20/8£556

Tue 30/902:45ANC - LHR

1 stop19h 05mMultiple Airlines

Fri 31/1009:25LHR - ANC

1 stop17h 22mMultiple Airlines

Deal found 18/8£557

Wed 1/1011:15ANC - LHR

1 stop18h 00mDelta

Fri 31/1006:20LHR - ANC

2 stops20h 11mDelta

Deal found 18/8£557

Wed 24/906:15ANC - LHR

1 stop21h 55mDelta

Tue 30/906:15LHR - ANC

2 stops23h 04mDelta

Deal found 19/8£558

Mon 1/1200:40ANC - LHR

2 stops22h 25mDelta

Fri 12/1210:45LHR - ANC

2 stops23h 14mDelta

Deal found 20/8£560

Tue 9/900:55ANC - LHR

2 stops20h 50mDelta

Tue 30/906:15LHR - ANC

2 stops23h 04mDelta

Deal found 18/8£561

Wed 24/911:15ANC - LHR

1 stop18h 00mKLM

Tue 30/917:25LHR - ANC

1 stop17h 12mKLM

Deal found 19/8£564

Thu 4/913:08ANC - LHR

1 stop15h 02mDelta

Thu 11/911:30LHR - ANC

2 stops23h 07mDelta

Deal found 20/8£587

Sun 2/1101:45FAI - LHR

1 stop23h 45mDelta

Sun 23/1106:20LHR - FAI

2 stops26h 57mDelta

Deal found 20/8£588

Mon 27/1019:52ANC - LHR

1 stop26h 58mBritish Airways

Mon 10/1108:20LHR - ANC

1 stop19h 55mBritish Airways

Deal found 20/8£589

Sat 1/1101:50FAI - LHR

1 stop24h 40mKLM

Sat 22/1112:20LHR - FAI

1 stop20h 57mKLM

Deal found 20/8£594

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 21 August 2025.

Fri 19/914:15ANC - LHR

2 stops20h 45mVirgin Atlantic

Fri 26/918:00LHR - ANC

1 stop16h 37mVirgin Atlantic

Deal found 20/8£551

Tue 2/1206:00ANC - LHR

1 stop19h 30mKLM

Fri 12/1212:20LHR - ANC

1 stop21h 11mKLM

Deal found 20/8£556

Tue 2/1206:05ANC - LHR

1 stop21h 15mMultiple Airlines

Thu 11/1211:50LHR - ANC

1 stop21h 40mMultiple Airlines

Deal found 19/8£557

Wed 1/1011:15ANC - LHR

1 stop18h 00mDelta

Fri 31/1006:20LHR - ANC

2 stops20h 11mDelta

Deal found 18/8£557

Tue 2/1208:05ANC - LGW

2 stops17h 50mIcelandair

Fri 12/1211:55LGW - ANC

2 stops18h 46mIcelandair

Deal found 20/8£686

Wed 29/1006:55JNU - LHR

2 stops18h 20mAmerican Airlines

Wed 5/1114:55LHR - JNU

1 stop16h 46mAmerican Airlines

Deal found 20/8£812

Wed 29/1014:23JNU - LHR

1 stop13h 57mAlaska Airlines

Sun 2/1114:55LHR - JNU

1 stop16h 46mAlaska Airlines

Deal found 19/8£891

Wed 29/1014:23JNU - LHR

1 stop13h 57mBritish Airways

Sun 2/1114:55LHR - JNU

1 stop16h 46mBritish Airways

Deal found 18/8£891

Tue 30/902:45ANC - LHR

1 stop19h 05mMultiple Airlines

Fri 31/1009:25LHR - ANC

1 stop17h 22mMultiple Airlines

Deal found 18/8£557

Wed 24/906:15ANC - LHR

1 stop21h 55mDelta

Tue 30/906:15LHR - ANC

2 stops23h 04mDelta

Deal found 19/8£558

Sat 1/1101:50FAI - LHR

1 stop24h 40mKLM

Sat 22/1112:20LHR - FAI

1 stop20h 57mKLM

Deal found 20/8£594

Tue 2/1213:15ANC - LHR

1 stop14h 35mDelta

Thu 11/1206:20LHR - ANC

2 stops21h 50mDelta

Deal found 19/8£558

Last-minute flights from Alaska to London
Discover last-minute flight deals from Alaska to London. Data last updated 21 August 2025 and is based on user searches.

Mon 1/919:46ANC - LHR

1 stop31h 59mBritish Airways

Tue 16/908:20LHR - ANC

1 stop19h 47mBritish Airways

Deal found 21/8£582

Thu 4/913:08ANC - LHR

1 stop15h 02mDelta

Thu 11/911:30LHR - ANC

2 stops23h 07mDelta

Deal found 20/8£587

Thu 4/910:59ANC - LHR

1 stop18h 16mKLM

Thu 11/917:25LHR - ANC

1 stop17h 12mKLM

Deal found 20/8£593

Thu 4/917:15ANC - LGW

2 stops17h 25mMultiple Airlines

Thu 11/906:20LGW - ANC

2 stops17h 50mMultiple Airlines

Deal found 20/8£737

Sun 7/907:05JNU - LHR

1 stop19h 15mDelta

Sun 14/913:25LHR - JNU

1 stop13h 48mDelta

Deal found 20/8£743

Tue 9/906:00ANC - LHR

1 stop20h 20mDelta

Sun 14/910:55LHR - ANC

2 stops23h 42mDelta

Deal found 20/8£597

Fri 19/914:15ANC - LHR

2 stops20h 45mVirgin Atlantic

Fri 26/918:00LHR - ANC

1 stop16h 37mVirgin Atlantic

Deal found 20/8£551

Fri 19/914:15ANC - LHR

2 stops20h 45mMultiple Airlines

Fri 26/906:15LHR - ANC

2 stops19h 05mMultiple Airlines

Deal found 20/8£600

Fri 19/923:44ANC - LGW

1 stop24h 46mMultiple Airlines

Fri 26/910:55LGW - ANC

1 stop22h 39mMultiple Airlines

Deal found 20/8£650

Wed 24/906:15ANC - LHR

1 stop21h 55mDelta

Tue 30/906:15LHR - ANC

2 stops23h 04mDelta

Deal found 19/8£558

Wed 24/911:15ANC - LHR

1 stop18h 00mKLM

Tue 30/917:25LHR - ANC

1 stop17h 12mKLM

Deal found 19/8£564

Thu 25/900:55ANC - LCY

2 stops25h 45mDelta

Tue 30/908:40LCY - ANC

2 stops25h 57mDelta

Deal found 18/8£657

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 21 August 2025.

Sat 20/913:25ANC - LGW

3 stops56h 35mMultiple Airlines

Deal found 20/8£268

Sat 20/913:25ANC - LHR

3 stops43h 20mMultiple Airlines

Deal found 20/8£271

Sun 21/923:44ANC - LGW

1 stop24h 46mMultiple Airlines

Deal found 20/8£282

Mon 24/1111:00ANC - LHR

3 stops45h 30mMultiple Airlines

Deal found 20/8£302

Fri 19/923:44ANC - STN

2 stops46h 56mMultiple Airlines

Deal found 18/8£306

Fri 19/923:44ANC - LGW

2 stops49h 01mMultiple Airlines

Deal found 18/8£306

Fri 19/923:44ANC - LHR

2 stops49h 36mMultiple Airlines

Deal found 20/8£306

Sun 21/923:25ANC - LHR

2 stops28h 20mMultiple Airlines

Deal found 20/8£313

Sat 20/920:15ANC - LHR

1 stop25h 30mVirgin Atlantic

Deal found 20/8£333

Mon 24/1115:55ANC - LGW

3 stops56h 55mMultiple Airlines

Deal found 20/8£334

Mon 8/906:00ANC - LHR

2 stops27h 30mScandinavian Airlines

Deal found 20/8£336

Sun 23/1100:09ANC - STN

2 stops36h 46mMultiple Airlines

Deal found 20/8£339

Fly from

Fly to

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Fri 19/9

14:15-20:00

2 stops20h 45m

London Heathrow

Fri 26/9

18:00-01:37

1 stop16h 37m

£551

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 2/12

06:00-10:30

1 stop19h 30m

London Heathrow

Fri 12/12

12:20-00:31

1 stop21h 11m

£556

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 2/12

06:05-12:20

1 stop21h 15m

London Heathrow

Thu 11/12

11:50-00:30

1 stop21h 40m

£557

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 30/9

02:45-06:50

1 stop19h 05m

London Heathrow

Fri 31/10

09:25-18:47

1 stop17h 22m

£557

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 1/10

11:15-14:15

1 stop18h 00m

London Heathrow

Fri 31/10

06:20-18:31

2 stops20h 11m

£557

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Wed 24/9

06:15-13:10

1 stop21h 55m

London Heathrow

Tue 30/9

06:15-20:19

2 stops23h 04m

£558

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 2/12

13:15-12:50

1 stop14h 35m

London Heathrow

Thu 11/12

06:20-19:10

2 stops21h 50m

£558

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Tue 2/12

06:00-08:45

2 stops17h 45m

London Heathrow

Fri 12/12

11:05-19:10

1 stop17h 05m

£560

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 1/12

00:40-07:50

2 stops22h 10m

London Heathrow

Fri 12/12

11:05-00:59

1 stop22h 54m

£560

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 2/11

01:45-10:30

1 stop23h 45m

London Heathrow

Sun 23/11

06:20-00:17

2 stops26h 57m

£588

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 53 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.

How much does it cost for a return flight from Alaska to London?

Related info for your journey

How long is the flight from Alaska to London?
Virgin Atlantic, KLM, and Delta can get you from Alaska to London in just under 19h 30m. Your travel time can differ by up to 4h 15m. 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, 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

Milton Keynes

Croydon

Hounslow

Gatwick

Slough

Deal

Luton

Wembley

Ilford

Crawley

Hayes

Watford

Folkestone

Ipswich

Winchester

Eastbourne

Chichester

Southend-on-Sea

Dartford

Guildford

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£500	Average£643	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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Cheap flights from Alaska to London from £268

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 20/9. 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 21 August 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 21 August 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 21 August 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 21 August 2025.

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?

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 London?

Browse thousands of different options on Cheapflights for your next trip

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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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Book with Flexibility

Travel Smart

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 21 August 2025.