Cheap flights from London Heathrow Airport to Alaska from $676
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Alaska departing on 8/1. 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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How to get the cheapest flight ticket from London Heathrow Airport to Alaska
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 Alaska?
If you don’t want to visit Alaska in May, then you should wait until February to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of $1,275.
How far in advance should I book a flight to Alaska?
You are more likely to see cheaper flights to Alaska from London Heathrow Airport when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $1,503 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from London Heathrow Airport for as low as $1,056 on momondo.
Cheap London Heathrow Airport to Alaska flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Alaska
When did momondo last update prices for flights from London Heathrow Airport to Alaska?
Prices for flights from London Heathrow Airport to Alaska refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Alaska?
There is 1 operator available for flights from London Heathrow Airport to Alaska as of June 2025.
How old do you have to be to fly from London Heathrow Airport to Alaska?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Alaska.
What documentation or ID do you need to fly to Alaska?
The required travel and health documents for your Alaska 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 Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from London Heathrow Airport to Alaska
Compare and see reviews for airlines that fly from London Heathrow Airport to Alaska with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,401 | Free Cancellation | Rating 8.0 7,963 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Alaska?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Alaska. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from London to Alaska with flexible booking policies on momondo?
All flight searches from London to Alaska on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Alaska?
Once all potential London to Alaska flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from London to Alaska right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Alaska from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.