HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$537+ Cheap flights from Alaska to London (LON)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LON
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alaska to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$973
(Travelocity)

One-way from

$537
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$931
Provider with most accurate pricing for Anchorage-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-London (LON) flights.
Search Deals
From Alaska to London (LON)
Search Deals
One-way flight from Alaska to London (LON)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($244 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT 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 April 24, 2025.

This Travelocity deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:00 amANC - LHR
2 stops21h 55mMultiple Airlines
Mon 10/278:40 pmLHR - ANC
2 stops33h 47mMultiple Airlines
Deal found 4/22$973
This British Airways deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:52 pmANC - LHR
1 stop27h 08mBritish Airways
Mon 10/273:45 pmLHR - ANC
2 stops34h 54mBritish Airways
Deal found 4/23$974
This oojo deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2010:00 amANC - LHR
2 stops16h 55mIcelandair
Mon 10/278:40 pmLHR - ANC
2 stops33h 47mIcelandair
Deal found 4/23$976
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1912:40 amANC - LHR
2 stops21h 05mDelta
Mon 10/276:30 amLHR - ANC
2 stops21h 19mDelta
Deal found 4/23$1,033
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/71:20 pmANC - LGW
2 stops32h 00mMultiple Airlines
Sat 6/148:50 amLGW - ANC
3 stops39h 47mMultiple Airlines
Deal found 4/23$1,034
This KLM deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:00 amANC - LHR
1 stop23h 15mKLM
Mon 10/2712:10 pmLHR - ANC
1 stop20h 50mKLM
Deal found 4/23$1,037
This oojo deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:24 pmANC - LGW
2 stops16h 16mIcelandair
Tue 9/303:40 pmLGW - ANC
2 stops19h 07mIcelandair
Deal found 4/24$1,071
This oojo deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/169:48 pmANC - LCY
2 stops33h 42mBritish Airways
Tue 9/3011:20 amLCY - ANC
2 stops42h 23mBritish Airways
Deal found 4/24$1,095
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/21:30 amFAI - LHR
1 stop24h 50mDelta
Sat 8/166:30 amLHR - FAI
2 stops23h 23mDelta
Deal found 4/23$1,119
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/38:53 pmFAI - LHR
1 stop24h 27mUnited Airlines
Sat 8/162:05 pmLHR - FAI
2 stops38h 46mUnited Airlines
Deal found 4/24$1,122
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/911:59 pmANC - LHR
2 stops20h 56mUnited Airlines
Thu 5/226:30 amLHR - ANC
2 stops18h 07mUnited Airlines
Deal found 4/23$1,168
This Trip.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:05 amANC - LHR
1 stop23h 10mVirgin Atlantic
Wed 5/285:25 pmLHR - ANC
1 stop17h 07mVirgin Atlantic
Deal found 4/23$1,201

Cheapflights Fare Finder

Customize your flight search to find flights from Alaska to London 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Alaska to London that are best for you.

Fly from

Alaska

Fly to

London

Route

Depart

Return

Price

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 10/20

5:00 am-11:55 am

2 stops21h 55m

London Heathrow

Mon 10/27

8:40 pm-10:27 pm

2 stops33h 47m

$973

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 10/20

8:52 pm-9:00 am

1 stop27h 08m

London Heathrow

Mon 10/27

3:45 pm-6:39 pm

2 stops34h 54m

$974

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 10/20

10:00 am-11:55 am

2 stops16h 55m

London Heathrow

Mon 10/27

8:40 pm-10:27 pm

2 stops33h 47m

$976

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Sun 10/19

12:40 am-6:45 am

2 stops21h 05m

London Heathrow

Mon 10/27

6:30 am-7:49 pm

2 stops21h 19m

$1,033

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Sat 6/7

1:20 pm-6:20 am

2 stops32h 00m

London Gatwick

Sat 6/14

8:50 am-3:37 pm

3 stops39h 47m

$1,034

AnchorageLondon

ANC - LHR

ANCLHR

Anchorage

Mon 10/20

6:00 am-2:15 pm

1 stop23h 15m

London Heathrow

Mon 10/27

12:10 pm-1:00 am

1 stop20h 50m

$1,037

AnchorageLondon

ANC - LGW

ANCLGW

Anchorage

Tue 9/16

1:24 pm-2:40 pm

2 stops16h 16m

London Gatwick

Tue 9/30

3:40 pm-1:47 am

2 stops19h 07m

$1,071

AnchorageLondon

ANC - LCY

ANCLCY

Anchorage

Tue 9/16

9:48 pm-4:30 pm

2 stops33h 42m

London City

Tue 9/30

11:20 am-8:43 pm

2 stops42h 23m

$1,095

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sat 8/2

1:30 am-11:20 am

1 stop24h 50m

London Heathrow

Sat 8/16

6:30 am-8:53 pm

2 stops23h 23m

$1,119

FairbanksLondon

FAI - LHR

FAILHR

Fairbanks

Sun 8/3

8:53 pm-6:20 am

1 stop24h 27m

London Heathrow

Sat 8/16

2:05 pm-7:51 pm

2 stops38h 46m

$1,122

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 41 results
1
2
3
...
5

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 round-trip 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, November is the cheapest month in which you can book a flight from Alaska to London (average of $661). Flying from Alaska to London in June is currently the most expensive (average of $1,110). 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?

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 April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alaska to London as you normally would.

Rainfall in London by month

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

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 April 24, 2025.
Read through reviews of airlines operating flights from Alaska to London, such as Delta, Alaska Airlines and KLM. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,918 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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?

    The cheapest airlines for a one-way flight from Alaska to London are Air Canada ($542), Delta ($546), and KLM ($574).

  • What are the most popular routes from Alaska to London?

    When deciding which route to take from Alaska to London consider Anchorage - London Heathrow, Anchorage - London Gatwick or Anchorage - London City as they are the most popular.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Alaska to London (average of $661). Flying from Alaska to London in June is currently the most expensive (average of $1,110). 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

Traveling to a place near Alaska?

Book flights to Alaska if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Horley
Canterbury
Harrow
Wembley
Dover
Gatwick
Orpington
Watford
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton
Brentwood

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.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
LaGuardia to Heathrow flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to London City flights
Boston to Heathrow flights
Newark to Gatwick flights
San Francisco to Heathrow flights
Los Angeles to Heathrow flights
O'Hare Intl to Heathrow flights
Baltimore to Heathrow flights
Seattle to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Atlanta to Heathrow flights
LaGuardia to Gatwick flights
Newark to London City flights
Boston to Gatwick flights
Reagan-National to Heathrow flights
John F Kennedy Intl to Stansted flights
Orlando to Heathrow flights
Miami to Heathrow flights
Dulles Intl to Gatwick flights
Dulles Intl to London City flights
Denver to Heathrow flights
Hobby to Heathrow flights
Boston to London City flights
Baltimore to Gatwick flights
Reagan-National to Gatwick flights
Los Angeles to London City flights
O'Hare Intl to Gatwick flights
Stewart to Stansted flights
Orlando to Gatwick flights
Philadelphia to Heathrow flights
Newark to Edinburgh flights
John F Kennedy Intl to Luton flights
San Francisco to Gatwick flights
O'Hare Intl to London City flights
John F Kennedy Intl to Edinburgh flights
San Francisco to London City flights
Los Angeles to Gatwick flights
Seattle to Gatwick flights
Austin to Heathrow flights
Tampa to Heathrow flights
Detroit to Heathrow flights
George Bush Intcntl to Heathrow flights
Portland to Heathrow flights
Minneapolis to Heathrow flights
Dallas/Fort Worth to Gatwick flights
Sky Harbor Intl to Heathrow flights

Top 4 airlines flying from Alaska to London

Discover the top 4 airlines that operate flights from Alaska to London. 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$652Average$1,345FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$689Average$1,140FlexibilityNo cancel feeOn-time69%
Virgin AtlanticCheapest$715Average$1,163FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$812Average$1,176FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.