Cheap flights from London Heathrow Airport to Seattle from $283
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 Seattle departing on 5/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? Create a price alert to track prices.Easily compare round-trip flights from London Heathrow Airport to Seattle
Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London Heathrow Airport to Seattle by changing tabs
Find the cheapest one-way flights from London Heathrow Airport to Seattle
If you're looking for one-way flights from London Heathrow Airport to Seattle, view some of our deals below provided by British Airways, Finnair and Iberia
Search last-minute flights to Seattle from London Heathrow Airport
Find and compare round-trip flight prices for your last-minute flight from London Heathrow Airport to Seattle
Best airlines flying from London Heathrow Airport to Seattle
Compare and see reviews for airlines that fly from London Heathrow Airport to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $505 | Free Cancellation | Rating 7.1 1,341 reviews | |||
| PriceFrom $532 | Free Cancellation | Rating 6.8 6,896 reviews | |||
| PriceFrom $532 | Free Cancellation | Rating 7.3 14,844 reviews | |||
| PriceFrom $536 | Free Cancellation | Rating 7.7 745 reviews | |||
| PriceFrom $562 | Free Cancellation | Rating 8.0 10,932 reviews | |||
| PriceFrom $586 | Free Cancellation | Rating 7.4 11,221 reviews | |||
| PriceFrom $611 | Free Cancellation | Rating 7.7 1,380 reviews | |||
| PriceFrom $617 | Free Cancellation | Rating 7.1 2,760 reviews | |||
| PriceFrom $670 | Free Cancellation | Rating 7.2 1,348 reviews |
Delta Flights From London Heathrow Airport to Seattle
Delta flies from London Heathrow Airport to Seattle around 14 times per week, with 10,932 momondo users rating the airline 8.0/10. The cheapest Delta deal from London Heathrow Airport to Seattle in the last 72 hours was $562 (round-trip), much lower than the average airfare cost of $764 for Delta flights on this route.
Virgin Atlantic Flights From London Heathrow Airport to Seattle
Virgin Atlantic (7.7/10 from 745 reviews) operates around 14 flights from London Heathrow Airport to Seattle in any given week. The average Virgin Atlantic airfare for this route is around $775, with deals from around $536 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to Seattle flight searches in the last 72 hours.
Virgin Atlantic flights from London Heathrow Airport to Seattle
Our best Virgin Atlantic deals on London Heathrow Airport to Seattle flight tickets
Lufthansa flights from London Heathrow Airport to Seattle
Our best Lufthansa deals on London Heathrow Airport to Seattle flight tickets
How to get the cheapest flight ticket from London Heathrow Airport to Seattle
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 from London Heathrow Airport to Seattle?
January. The cheapest time of year to fly to Seattle from London Heathrow Airport is January. Most expensive is July
What is the cheapest day to depart London Heathrow Airport for Seattle?
Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday
When is the cheapest time to fly from London Heathrow Airport to Seattle?
At noon. London Heathrow Airport to Seattle flights are approximately 21% more expensive in the evening than at noon
What is the cheapest airline that flies to Seattle from London Heathrow Airport?
United Airlines. American Airlines, Delta, and Finnair are the most popular carriers operating from London Heathrow Airport to Seattle
How far in advance should you book London Heathrow Airport to Seattle flights?
45 days before. The cheapest time to buy a flight from London Heathrow Airport to Seattle is approximately 45 days to departure
How many flights depart from London Heathrow Airport to Seattle on average per day?
As of April 2024, 21 flights take off from London Heathrow Airport and land in Seattle each day. The most common flight departure time for this route is 11:00AM, with 58% of daily flights taking off in the afternoon.
How many flights depart from London Heathrow Airport to Seattle on average per week?
149 flights are operational weekly from London Heathrow Airport to Seattle as of April 2024. The most popular departure day for this route is Saturday, with 17% of flights per week taking off on this day.
What cabin class options are available on London Heathrow Airport to Seattle flights?
There are 2 cabin classes available to choose from on London Heathrow Airport to Seattle flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on London Heathrow Airport to Seattle flights?
No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Seattle.
Cheap London Heathrow Airport to Seattle (LHR to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Seattle
Best Price Found | $283 |
|---|---|
Fastest flight time | 9h 45m |
Direct flights | Every day |
Airports in Seattle | 1 airport |
How far is London Heathrow to Seattle/Tacoma Intl by plane?
London Heathrow and Seattle/Tacoma Intl are 4774.1 mi apart from one another. Flights usually cover this in 9h 45m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Seattle/Tacoma Intl Airport?
Prices for flights from London Heathrow Airport to Seattle/Tacoma Intl Airport are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from London Heathrow Airport to Seattle/Tacoma Intl Airport is 9 as of April 2024.
How old do you have to be to fly from London Heathrow Airport to Seattle/Tacoma Intl Airport?
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 Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from London to Seattle?
It is quick and easy to find London to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.
Can I find flights from London to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for London to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from London to Seattle?
Once you have performed a search for London to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from London to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.