$339+ Cheap flights from Alaska to Heathrow (LHR)
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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — LHR
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Alaska to Heathrow 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 Heathrow
Cheapest
Best
Last-minute
One-way
Cheapest flights from Alaska to HeathrowExplore the most affordable flight options available from Alaska to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Alaska to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Flighttix deal was found by Cheapflights users on 8/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
2 stops18h 15m
Tue 10/611:45 am -
2 stops17h 56m
Deal found 8/15![Virgin Atlantic logo]()
$879
This Flysmarter deal was found by Cheapflights users on 8/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:12 am -
1 stop24h 23m
Tue 10/69:55 am -
2 stops19h 46m
Deal found 8/16![KLM logo]()
$889
This Delta deal was found by Cheapflights users on 8/15. 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.
Mon 10/511:51 am -
1 stop18h 44m
Wed 10/149:55 am -
2 stops23h 40m
Deal found 8/15![Delta logo]()
$905
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 pm -
2 stops25h 35m
Tue 10/65:40 pm -
2 stops35h 17m
Deal found 8/16![Air Canada logo]()
$907
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am -
1 stop18h 20m
Tue 10/611:40 am -
1 stop18h 01m
Deal found 8/16![Virgin Atlantic logo]()
$909
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:51 am -
1 stop18h 44m
Mon 10/57:45 pm -
2 stops34h 14m
Deal found 8/14![Air France logo]()
$915
This Expedia deal was found by Cheapflights users on 8/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:54 pm -
2 stops25h 16m
Fri 11/66:35 am -
2 stops25h 21m
Deal found 8/15![Multiple Airlines logo]()
$917
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
2 stops16h 40m
Mon 10/56:30 am -
2 stops27h 15m
Deal found 8/14![KLM logo]()
$918
This Delta deal was found by Cheapflights users on 8/13. 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 12/51:42 am -
1 stop23h 58m
Sun 12/136:20 am -
2 stops27h 22m
Deal found 8/13![Delta logo]()
$923
This Expedia deal was found by Cheapflights users on 8/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/12:55 am -
1 stop24h 25m
Fri 11/62:45 pm -
1 stop30h 48m
Deal found 8/15![Alaska Airlines logo]()
$923
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/39:03 am -
1 stop18h 17m
Thu 11/52:45 pm -
1 stop19h 52m
Deal found 8/16![Alaska Airlines logo]()
$934
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 10/511:45 pm -
2 stops22h 30m
Wed 10/149:30 am -
2 stops19h 27m
Deal found 8/15![United Airlines logo]()
$937
Best flights from Alaska to HeathrowDiscover carefully curated flight deals from Alaska to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Alaska to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This Delta deal was found by Cheapflights users on 8/13. 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 12/51:42 am -
1 stop23h 58m
Sun 12/136:20 am -
2 stops27h 22m
Deal found 8/13![Delta logo]()
$923
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Mon 10/511:45 pm -
2 stops22h 30m
Wed 10/149:30 am -
2 stops19h 27m
Deal found 8/15![United Airlines logo]()
$937
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:47 am -
1 stop21h 33m
Thu 11/52:45 pm -
2 stops27h 48m
Deal found 8/16![Alaska Airlines logo]()
$938
This Delta deal was found by Cheapflights users on 8/14. 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 10/184:05 pm -
1 stop14h 30m
Sun 11/16:30 am -
2 stops23h 29m
Deal found 8/14![Delta logo]()
$955
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:22 am -
1 stop19h 43m
Sun 11/12:45 pm -
1 stop19h 52m
Deal found 8/17![Alaska Airlines logo]()
$984
This Delta deal was found by Cheapflights users on 8/16. 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.
Thu 10/12:30 pm -
1 stop16h 05m
Thu 10/811:45 am -
2 stops22h 00m
Deal found 8/16![Delta logo]()
$956
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:13 pm -
1 stop15h 07m
Fri 11/62:45 pm -
1 stop20h 05m
Deal found 8/15![Alaska Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 9/146:12 am -
1 stop20h 08m
Mon 9/216:30 am -
2 stops23h 30m
Deal found 8/17![Delta logo]()
$992
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/710:57 am -
2 stops16h 23m
Thu 2/112:45 pm -
2 stops28h 21m
Deal found 8/13![Alaska Airlines logo]()
$1,100
This Delta deal was found by Cheapflights users on 8/14. 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.
Tue 9/18:15 am -
1 stop22h 20m
Tue 9/86:30 am -
2 stops18h 57m
Deal found 8/14![Delta logo]()
$1,098
Last-minute flights from Alaska to HeathrowDiscover last-minute flight deals from Alaska to Heathrow. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Alaska to Heathrow. Data last updated August 17, 2026 and is based on user searches.
This Flysmarter deal was found by Cheapflights users on 8/16. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:12 am -
1 stop24h 23m
Tue 10/69:55 am -
2 stops19h 46m
Deal found 8/16![KLM logo]()
$889
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 pm -
2 stops25h 35m
Tue 10/65:40 pm -
2 stops35h 17m
Deal found 8/16![Air Canada logo]()
$907
This Flighttix deal was found by Cheapflights users on 8/16. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 am -
1 stop18h 20m
Tue 10/611:40 am -
1 stop18h 01m
Deal found 8/16![Virgin Atlantic logo]()
$909
This Air Canada deal was found by Cheapflights users on 8/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/218:00 pm -
3 stops25h 30m
Tue 10/69:30 am -
2 stops19h 27m
Deal found 8/16![Multiple Airlines logo]()
$945
This Delta deal was found by Cheapflights users on 8/13. 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 9/278:00 am -
1 stop18h 20m
Sun 10/48:40 am -
2 stops25h 15m
Deal found 8/13![Delta logo]()
$955
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:51 am -
1 stop18h 44m
Mon 10/57:45 pm -
2 stops34h 14m
Deal found 8/14![Air France logo]()
$915
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:00 am -
2 stops16h 40m
Mon 10/56:30 am -
2 stops27h 15m
Deal found 8/14![KLM logo]()
$918
This Flighttix deal was found by Cheapflights users on 8/15. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
2 stops18h 15m
Tue 10/611:45 am -
2 stops17h 56m
Deal found 8/15![Virgin Atlantic logo]()
$879
This Alaska Airlines deal was found by Cheapflights users on 8/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:07 am -
1 stop20h 58m
Tue 10/65:00 pm -
1 stop16h 48m
Deal found 8/15![Alaska Airlines logo]()
$934
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Tue 9/298:59 pm -
2 stops26h 36m
Tue 10/65:40 pm -
2 stops35h 17m
Deal found 8/15![United Airlines logo]()
$960
One-way flights from Alaska to HeathrowSearch for one-way flight options from Alaska to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Alaska to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Delta deal was found by Cheapflights users on 8/17. 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 2/68:49 pm -
1 stop26h 01m
Deal found 8/17![Delta logo]()
$339
This Delta deal was found by Cheapflights users on 8/15. 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.
Mon 12/141:30 am -
2 stops20h 35m
Deal found 8/15![Delta logo]()
$392
This Delta deal was found by Cheapflights users on 8/15. 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.
Tue 12/151:30 am -
2 stops20h 45m
Deal found 8/15![Delta logo]()
$432
This oojo deal was found by Cheapflights users on 8/14. 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.
Sun 9/209:54 pm -
1 stop23h 56m
Deal found 8/14![British Airways logo]()
$457
This oojo deal was found by Cheapflights users on 8/17. 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 9/229:54 pm -
1 stop26h 11m
Deal found 8/17![British Airways logo]()
$458
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/208:00 pm -
2 stops28h 20m
Deal found 8/14![United Airlines logo]()
$462
This Air Canada deal was found by Cheapflights users on 8/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:00 pm -
3 stops25h 30m
Deal found 8/17![Air Canada logo]()
$473
This Expedia deal was found by Cheapflights users on 8/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:14 pm -
1 stop27h 01m
Deal found 8/14![British Airways logo]()
$497
This oojo deal was found by Cheapflights users on 8/16. 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.
Fri 9/259:54 pm -
1 stop26h 11m
Deal found 8/16![British Airways logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/62:23 pm -
3 stops35h 27m
Deal found 8/14![Multiple Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/258:59 pm -
2 stops27h 21m
Deal found 8/16![United Airlines logo]()
$512
This Air Canada deal was found by Cheapflights users on 8/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/258:59 pm -
3 stops24h 31m
Deal found 8/16![Air Canada logo]()
$515
Find flight deals from Alaska to Heathrow
Keep the following information in mind while searching for Alaska to Heathrow flight deals. Data was last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $879 (Flighttix) |
One-way from | $339 (Delta) |
Popular in | June |
Cheapest in | January |
Average price | $1,077 |
Cheapflights Fare Finder
Customize your flight search to find flights from Alaska to Heathrow 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 August 17, 2026.
Use the filters below to find and compare flights from Alaska to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
FairbanksLondon
FAI Fairbanks - LHR London Heathrow
FAILHR
Fairbanks
Sat 12/5
1:42 am-10:40 am
1 stop23h 58m
London Heathrow
Sun 12/13
6:20 am-12:42 am
2 stops27h 22m
$923
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 10/5
11:45 pm-7:15 am
2 stops22h 30m
London Heathrow
Wed 10/14
9:30 am-7:57 pm
2 stops19h 27m
$937
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Tue 11/3
5:47 am-12:20 pm
1 stop21h 33m
London Heathrow
Thu 11/5
2:45 pm-9:33 am
2 stops27h 48m
$938
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Sun 10/18
4:05 pm-3:35 pm
1 stop14h 30m
London Heathrow
Sun 11/1
6:30 am-9:59 pm
2 stops23h 29m
$955
FairbanksLondon
FAI Fairbanks - LHR London Heathrow
FAILHR
Fairbanks
Thu 10/1
2:30 pm-3:35 pm
1 stop16h 05m
London Heathrow
Thu 10/8
11:45 am-12:45 am
2 stops22h 00m
$956
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Sun 10/18
10:22 am-3:05 pm
1 stop19h 43m
London Heathrow
Sun 11/1
2:45 pm-1:37 am
1 stop19h 52m
$984
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 9/14
6:12 am-11:20 am
1 stop20h 08m
London Heathrow
Mon 9/21
6:30 am-9:00 pm
2 stops23h 30m
$992
Quickest round-trip
FairbanksLondon
FAI Fairbanks - LHR London Heathrow
FAILHR
Fairbanks
Tue 11/3
12:13 pm-12:20 pm
1 stop15h 07m
London Heathrow
Fri 11/6
2:45 pm-1:50 am
1 stop20h 05m
$1,035
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Tue 9/1
8:15 am-3:35 pm
1 stop22h 20m
London Heathrow
Tue 9/8
6:30 am-4:27 pm
2 stops18h 57m
$1,098
SitkaLondon
SIT Sitka - LHR London Heathrow
SITLHR
Sitka
Sun 2/7
10:57 am-12:20 pm
2 stops16h 23m
London Heathrow
Thu 2/11
2:45 pm-10:06 am
2 stops28h 21m
$1,100
Showing 1-10 of 18 resultsSorted by cheapest first
Best time to book a flight from Alaska to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from Alaska with our price prediction graph.
ANC-LHR
FAI-LHR
SIT-LHR
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 Heathrow Airport
USAK-LHR
ANC-LHR
FAI-LHR
SIT-LHR
What is the cheapest month to book a flight from Alaska to London Heathrow Airport?
Currently, April is the cheapest month in which you can book a flight from Alaska to London Heathrow Airport (average of $933). Flying from Alaska to London Heathrow Airport in December is currently the most expensive (average of $2,717). 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 to fly round-trip from Alaska to London Heathrow Airport?
Airfare is below average for this route at the moment.
Alaska to London Heathrow Airport flights typically cost between $1,183 and $1,453 in September.The cheapest round-trip price found within the last 5 days was $879 on Virgin Atlantic (Sep 29-Oct 6).
Related info for your journey
Find useful and relevant information for your journey from Alaska to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Dorking
Winchester
Gatwick
Hounslow
Wembley
Eastleigh
Harrow
Southend-on-Sea
Watford
Northampton
Dartford
Croydon
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
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.
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Alternative routes for Alaska to Heathrow
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Alaska to Heathrow by cabin class
Find flights from Alaska to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Alaska and Heathrow flights
Browse other Alaska and Heathrow flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Alaska to Heathrow flights
Consider these flights traveling from Alaska to Heathrow.
Top 3 airlines flying from Alaska to Heathrow
Discover the top 3 airlines that operate flights from Alaska to Heathrow. 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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$757 | Average$1,252 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$896 | Average$1,114 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,255 | Average$1,687 | FlexibilityNo cancel fee | On-time70% |