CHEAPEST MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORT | April | 13% cheaper | Flying from London Heathrow Airport to Seattle costs on average just £535 in April |
MOST EXPENSIVE MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORT | July | 27% more expensive | It costs about £776 for flights to Seattle from London Heathrow Airport in July |
MOST POPULAR MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORT | August | 226% more users visited | More momondo users searched in flights to Seattle from London Heathrow Airport in August than any other month |
Best One-Way Price | £256 |
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Best Round-Trip Price | £390 |
Fastest flight time | 20h 19m |
Popular in | July |
If you are planning a flight to Seattle and are looking to avoid the rain, you should avoid traveling during the months of January, November, and December. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Seattle, there are still things to do and ways to enjoy your trip. While in Seattle you will find Bill and Melinda Gates Foundation Visitor Center nearby which is a great museum to visit when you’re looking for things to do indoors. For those looking to get out of the rain and do a little shopping, check out Seattle Waterfront.
The city of Seattle has many sights to see while visiting. Many tourists find it ideal to go sightseeing when the weather is warmer, but not blistering. Consider booking your flight to Seattle for October, when temperatures are a bit higher and the chance of rain is relatively low. Many travellers find it worthwhile to visit Seattle Waterfront, Seattle Center, and Pike Place Market.
Prices for flights to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
As of December 2024, there are 23 operators available to choose from for flights to Seattle/Tacoma Intl Airport.
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Seattle/Tacoma Intl Airport.
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
It is quick and easy to find flights to Seattle 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.
Yes. momondo allows you to filter the results for flights to Seattle to just show those with flexible booking policies.
Once all potential Seattle 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.
If you are not ready to book a flight to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Seattle and let you know when they change.
Departing | Destination | Best Time | Best Price |
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London | Seattle | 9h 45m | £397 |
Edinburgh | Seattle | 12h 55m | £447 |
Manchester | Seattle | 12h 25m | £450 |
Newcastle upon Tyne | Seattle | 13h 51m | £489 |
Glasgow | Seattle | 12h 25m | £491 |
Belfast | Seattle | 12h 45m | £532 |
Bristol | Seattle | 13h 51m | £557 |
Southampton | Seattle | 16h 50m | £573 |
Birmingham | Seattle | 13h 36m | £644 |
Leeds | Seattle | 23h 42m | £655 |
Newquay | Seattle | 21h 34m | £997 |