Cheap flights from Alaska to London from $328
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to London departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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KLM flights from Alaska to London
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Fly from
Fly to
Route
Depart
Return
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Tue 3/2
12:40 pm-12:20 pm
1 stop14h 40m
London Heathrow
Wed 3/10
2:45 pm-12:10 am
1 stop18h 25m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 1/11
8:00 am-12:20 pm
1 stop19h 20m
London Heathrow
Fri 1/15
2:45 pm-12:25 am
1 stop18h 40m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 1/11
7:28 pm-12:20 pm
2 stops31h 52m
London Heathrow
Fri 1/15
2:45 pm-11:22 pm
1 stop17h 37m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 1/11
6:00 am-11:40 am
2 stops20h 40m
London Heathrow
Fri 1/15
6:30 am-9:03 pm
2 stops23h 33m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 3/1
1:30 am-10:40 am
1 stop24h 10m
London Heathrow
Wed 3/10
6:30 am-4:18 pm
2 stops18h 48m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Tue 3/2
6:00 am-11:40 am
2 stops20h 40m
London Heathrow
Wed 3/10
6:30 am-4:18 pm
2 stops18h 48m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Tue 3/2
1:30 am-10:40 am
1 stop24h 10m
London Heathrow
Thu 3/11
6:30 am-10:36 pm
2 stops25h 06m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Mon 3/1
1:30 am-10:40 am
1 stop24h 10m
London Heathrow
Thu 3/11
6:30 am-10:36 pm
2 stops25h 06m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Fri 3/5
8:15 pm-12:15 pm
1 stop31h 00m
London Heathrow
Sat 3/13
8:20 am-7:09 pm
1 stop19h 49m
AnchorageLondon
ANC Anchorage - LHR London Heathrow
ANCLHR
Anchorage
Thu 3/4
8:15 pm-12:15 pm
1 stop31h 00m
London Heathrow
Tue 3/9
8:20 am-7:09 pm
1 stop19h 49m
See travel insights to London from
How to get the cheapest flight ticket from Alaska to London
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London?
The cheapest month to fly to London from Alaska is in November. Flight prices, which tend to average around $797, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Alaska averaging around $914.
Can stopping save me money on Alaska to London flights?
You could potentially save up to 4% on your flight if you consider stops on a Alaska to London flight.
What is the cheapest airline that flies from Alaska to London?
Delta, United Airlines, and Air France are the most popular carriers operating from Alaska to London
What airlines fly to London?
Alaska Airlines, Delta and British Airways are the top three most popular airlines that fly to London from Alaska according to our data. Alaska Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
Cheap Alaska to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Alaska to London
Frequently asked questions about flying from Alaska to London
When did momondo last update prices for flights from Alaska to London?
Prices for flights from Alaska to London are refreshed on a daily basis.
How many operators does momondo search for flights from Alaska to London?
The number of operators available for flights from Alaska to London is 3 as of October 2026.
How old do you have to be to fly from Alaska to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Alaska to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Alaska to London
Compare and see reviews for airlines that fly from Alaska to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $759 | Free Cancellation | Rating 7.8 8,646 reviews | |||
| PriceFrom $896 | Free Cancellation | Rating 7.9 13,039 reviews | |||
| PriceFrom $1,255 | Free Cancellation | Rating 6.7 8,256 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Alaska to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Alaska to London for you.
Can I find flights from Alaska to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Alaska to London flights to just show those with flexible booking policies.
How can momondo help me find flights from Alaska to London?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Alaska.
I’m not ready to book a flight from Alaska to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Alaska to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.