Cheap flights from London Heathrow Airport to Alaska from £397
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 Heathrow to Alaska
Keep the following information in mind while searching for Heathrow to Alaska flight deals. Data was last updated 11 July 2025.
Round-trip from | £690 |
---|---|
One-way from | £397 |
Popular in | July |
Cheapest in | February |
Average price | £1,245 |
Find flight deals from Heathrow to Alaska
Cheapest flights from Heathrow to AlaskaExplore the most affordable flight options available from Heathrow to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from Heathrow to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow to Alaska 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 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Alaska that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonAnchorage
LHR - ANC
LHRANC
London Heathrow
Wed 8/10
07:05-23:15
3 stops25h 10m
Anchorage
Wed 22/10
10:40-18:50
3 stops23h 10m
LondonAnchorage
LHR - ANC
LHRANC
London Heathrow
Sun 24/8
13:35-00:34
1 stop19h 59m
Anchorage
Sun 31/8
23:44-06:25
2 stops45h 41m
LondonAnchorage
LHR - ANC
LHRANC
London Heathrow
Sun 5/10
21:25-22:45
2 stops34h 20m
Anchorage
Sat 11/10
13:10-11:55
2 stops37h 45m
LondonAnchorage
LHR - ANC
LHRANC
London Heathrow
Sat 23/8
07:30-12:50
1 stop14h 20m
Anchorage
Sat 30/8
15:05-18:40
1 stop18h 35m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Thu 21/8
09:55-02:45
2 stops25h 50m
Fairbanks
Thu 28/8
06:00-14:35
2 stops23h 35m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Sun 24/8
13:05-19:48
2 stops39h 43m
Fairbanks
Sun 31/8
23:23-11:10
2 stops26h 47m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Thu 27/11
11:45-00:17
2 stops45h 32m
Fairbanks
Sun 30/11
01:30-07:05
2 stops20h 35m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Thu 27/11
11:45-00:17
2 stops45h 32m
Fairbanks
Sun 30/11
01:30-11:00
1 stop24h 30m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Thu 27/11
15:00-18:50
1 stop36h 50m
Fairbanks
Sun 30/11
02:30-12:15
1 stop24h 45m
LondonFairbanks
LHR - FAI
LHRFAI
London Heathrow
Thu 27/11
14:55-00:10
1 stop18h 15m
Fairbanks
Mon 1/12
12:00-12:20
1 stop15h 20m
Best time to book a flight from Heathrow to Alaska
Have a flexible travel schedule? Discover the best time to fly to Alaska from Heathrow with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Alaska
What is the cheapest month to book a flight from London Heathrow Airport to Alaska?
Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Alaska (average of £987). Flying from London Heathrow Airport to Alaska in July is currently the most expensive (average of £1,736). 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 LHR to AK?
Find hourly flight availability from Heathrow to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
When flying from London Heathrow Airport to Alaska, 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 London Heathrow Airport to Alaska?
Reviews of airlines servicing Alaska
Get insights into the airlines that provide service to Alaska. 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 Alaska. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andUnited Airlines from London Heathrow Airport to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Michael,Jul 2025
AMS - ATL
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Heathrow to Alaska
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Heathrow to Alaska
Discover the top 6 airlines that operate flights from Heathrow to Alaska. 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 858,174 searches. Data last updated 11 July 2025.
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 Heathrow to Alaska?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Alaska. 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 Heathrow to Alaska?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Alaska from Heathrow.
Can Cheapflights find flights from Heathrow to Alaska with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Alaska with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Alaska become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to Alaska flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.