How long is the flight from Alaska to London?

Alaska Airlines, Delta, and United Airlines can get you from Alaska to London in just under 14h 51m. Your travel time can differ by up to 6h 39m. 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 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.

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.

£253+ Cheap Flights from Alaska to London

Cheap flight deals from Alaska to London

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 September 2026.

Mon 2/1102:55 -

1 stop24h 25m

Tue 10/1114:45 -

1 stop17h 59m

Deal found 19/9£549

Tue 3/1118:48 -

2 stops32h 32m

Tue 10/1114:45 -

2 stops29h 30m

Deal found 19/9£552

Tue 8/1206:00 -

1 stop21h 20m

Wed 16/1214:45 -

1 stop17h 36m

Deal found 20/9£570

Sun 27/905:30 -

1 stop24h 35m

Tue 6/1017:00 -

1 stop17h 37m

Deal found 20/9£572

Sat 28/1102:52 -

1 stop24h 28m

Tue 15/1214:45 -

1 stop19h 06m

Deal found 17/9£572

Tue 8/1212:24 -

1 stop14h 56m

Thu 24/1214:45 -

2 stops27h 54m

Deal found 20/9£574

Mon 30/1120:14 -

1 stop27h 01m

Thu 17/1208:20 -

1 stop19h 47m

Deal found 20/9£581

Sat 26/921:54 -

1 stop24h 46m

Fri 9/1008:55 -

1 stop19h 22m

Deal found 18/9£582

Sat 28/1118:47 -

1 stop32h 33m

Tue 15/1214:45 -

1 stop19h 06m

Deal found 20/9£583

Sat 28/1118:47 -

1 stop32h 33m

Wed 16/1214:45 -

1 stop20h 28m

Deal found 17/9£584

Wed 11/1120:14 -

1 stop25h 36m

Mon 16/1119:20 -

2 stops32h 49m

Deal found 20/9£592

Wed 11/1120:14 -

2 stops37h 46m

Mon 16/1111:45 -

2 stops40h 24m

Deal found 16/9£595

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 September 2026.

Mon 1/305:50 -

1 stop21h 30m

Fri 5/314:45 -

1 stop20h 53m

Deal found 17/9£573

Tue 13/1011:29 -

1 stop14h 51m

Tue 20/1006:30 -

2 stops23h 11m

Deal found 19/9£661

Mon 11/109:00 -

1 stop15h 40m

Fri 15/106:35 -

2 stops22h 03m

Deal found 17/9£670

Fri 16/1011:29 -

1 stop19h 06m

Fri 23/1009:55 -

2 stops19h 46m

Deal found 18/9£689

Tue 1/1206:15 -

2 stops24h 30m

Mon 7/1210:00 -

2 stops22h 28m

Deal found 17/9£708

Mon 11/109:00 -

2 stops23h 40m

Fri 15/118:15 -

2 stops34h 23m

Deal found 16/9£762

Sun 28/206:00 -

2 stops24h 00m

Wed 31/320:15 -

2 stops33h 24m

Deal found 16/9£930

Sun 1/1108:00 -

2 stops24h 40m

Sun 8/1117:15 -

2 stops38h 41m

Deal found 18/9£1,005

Sun 10/102:28 -

1 stop24h 52m

Fri 15/114:45 -

1 stop34h 37m

Deal found 17/9£584

Mon 1/309:20 -

3 stops42h 00m

Thu 4/314:45 -

1 stop18h 43m

Deal found 20/9£587

Tue 1/1206:05 -

2 stops24h 40m

Wed 16/1210:00 -

2 stops24h 45m

Deal found 20/9£669

Sat 13/323:45 -

2 stops26h 35m

Fri 19/311:35 -

1 stop19h 04m

Deal found 16/9£697

Mon 11/106:00 -

2 stops24h 45m

Fri 15/110:00 -

2 stops21h 36m

Deal found 17/9£677

Sat 31/1014:52 -

2 stops61h 28m

Sat 7/1114:45 -

1 stop31h 26m

Deal found 16/9£620

Fri 16/1006:30 -

2 stops18h 00m

Fri 23/1010:00 -

2 stops19h 41m

Deal found 16/9£773

Sun 18/1023:45 -

1 stop24h 55m

Sun 1/1118:00 -

2 stops34h 39m

Deal found 19/9£717

Wed 6/108:00 -

1 stop19h 20m

Wed 13/114:45 -

1 stop17h 37m

Deal found 20/9£630

Tue 1/1222:07 -

2 stops23h 18m

Mon 7/1206:30 -

2 stops25h 58m

Deal found 17/9£702

Sun 3/105:40 -

2 stops18h 10m

Thu 14/107:45 -

2 stops22h 18m

Deal found 20/9£820

Thu 15/1006:30 -

2 stops21h 35m

Thu 22/1011:45 -

2 stops17h 56m

Deal found 15/9£703

Sun 18/1009:07 -

1 stop20h 58m

Sun 1/1114:45 -

2 stops33h 35m

Deal found 16/9£647

Wed 11/1106:06 -

2 stops24h 39m

Mon 16/1110:00 -

2 stops22h 24m

Deal found 19/9£706

Fri 16/1011:29 -

2 stops19h 31m

Fri 23/1010:25 -

2 stops23h 10m

Deal found 18/9£707

Thu 12/1123:13 -

2 stops32h 07m

Tue 17/1117:20 -

2 stops39h 24m

Deal found 16/9£1,184

Sun 4/1014:23 -

1 stop15h 42m

Thu 8/1017:00 -

3 stops36h 13m

Deal found 19/9£738

Thu 15/1011:29 -

2 stops19h 31m

Thu 22/1010:25 -

2 stops23h 10m

Deal found 15/9£708

Sun 1/1123:13 -

2 stops32h 07m

Sun 8/1117:20 -

2 stops39h 24m

Deal found 17/9£1,210

Thu 15/1011:29 -

2 stops19h 31m

Fri 23/1010:25 -

2 stops23h 10m

Deal found 17/9£708

Thu 15/1006:30 -

2 stops18h 00m

Fri 23/1008:25 -

2 stops21h 16m

Deal found 20/9£719

Fri 16/1023:21 -

2 stops32h 19m

Fri 23/1017:35 -

2 stops39h 04m

Deal found 18/9£1,403

Find flight deals from Alaska to London

Round-trip from	£549
One-way from	£253
Popular in	June
Cheapest in	March
Average price	£742

Alaska Airlines
2/11-10/11
2 total stops
42h 24m total
Alaska to London

Search Deals

United Airlines
6/2-31/12
2 total stops
29h 10m total
Alaska to London

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£105 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Sat 6/2

20:40-07:55

1 stop26h 15m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£253

Fastest return journey

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Wed 3/3

06:00-10:40

1 stop19h 40m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£253

AnchorageLondon

ANC Anchorage - LCY London City

ANCLCY

Anchorage

Wed 3/3

06:00-16:35

2 stops25h 35m

London City

Wed 31/12

00:00-13:00

Nonstop0h 00m

£265

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Mon 7/12

12:24-12:50

2 stops39h 26m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£267

FairbanksLondon

FAI Fairbanks - LHR London Heathrow

FAILHR

Fairbanks

Wed 23/12

01:55-11:35

2 stops24h 40m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£334

AnchorageLondon

ANC Anchorage - LHR London Heathrow

ANCLHR

Anchorage

Sat 31/10

14:39-12:50

3 stops38h 11m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£336

AnchorageLondon

ANC Anchorage - LGW London Gatwick

ANCLGW

Anchorage

Mon 7/12

12:24-19:40

3 stops46h 16m

London Gatwick

Wed 31/12

00:00-13:00

Nonstop0h 00m

£337

FairbanksLondon

FAI Fairbanks - LHR London Heathrow

FAILHR

Fairbanks

Sat 17/10

01:50-08:50

2 stops22h 00m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£346

FairbanksLondon

FAI Fairbanks - LHR London Heathrow

FAILHR

Fairbanks

Tue 20/10

01:50-11:20

1 stop24h 30m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£346

FairbanksLondon

FAI Fairbanks - LHR London Heathrow

FAILHR

Fairbanks

Sun 18/10

01:50-07:15

2 stops20h 25m

London Heathrow

Wed 31/12

00:00-13:00

Nonstop0h 00m

£346

Flights are sorted by cheapest return flights first.

Deals found on 20/9

Showing 1-10 of 54 resultsSorted by cheapest first

...

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.

ANC-LHR

ANC-LCY

ANC-LGW

FAI-LHR

ANC-STN

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

USAK-LON

ANC-LHR

ANC-LCY

ANC-LGW

FAI-LHR

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 £682). Flying from Alaska to London in June is currently the most expensive (average of £1,259). 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.

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 £705 and £799 in November.
The cheapest return price found within the last 5 days was £549 on Alaska Airlines (2 Nov–10 Nov).

Related info for your journey

How long is the flight from Alaska to London?
Alaska Airlines, Delta, and United Airlines can get you from Alaska to London in just under 14h 51m. Your travel time can differ by up to 6h 39m. 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 £682). Flying from Alaska to London in June is currently the most expensive (average of £1,259). 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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Croydon

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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 £253

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 September 2026.

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 September 2026.

Best flights from Alaska to LondonDiscover 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 September 2026.

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 September 2026.

Last-minute flights from Alaska to LondonDiscover last-minute flight deals from Alaska to London. Data last updated 21 September 2026 and is based on user searches.

Discover last-minute flight deals from Alaska to London. Data last updated 21 September 2026 and is based on user searches.

One-way flights from Alaska to LondonSearch for one-way flight options from Alaska to London. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Search for one-way flight options from Alaska to London. Find affordable one-way fares based on user searches. Data last updated 21 September 2026.

Find flight deals from Alaska to London

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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

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

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 £705 and £799 in November.The cheapest return price found within the last 5 days was £549 on Alaska Airlines (2 Nov–10 Nov).

Related info for your journey

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Alaska to London

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Complete your trip

Complete your trip to London by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Alaska to London by cabin class

Find flights from Alaska to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 September 2026.

Alaska and London flights

Browse other Alaska and London flight options. Last updated on 21 September 2026.

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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 21 September 2026.

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 September 2026.

Last-minute flights from Alaska to London
Discover last-minute flight deals from Alaska to London. Data last updated 21 September 2026 and is based on user searches.

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 September 2026.

Alaska to London flights typically cost between £705 and £799 in November.
The cheapest return price found within the last 5 days was £549 on Alaska Airlines (2 Nov–10 Nov).