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Flights to Seattle

Cheap flights to Seattle from £480

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Seattle departing on 10/9. 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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Cheap Seattle flight deals and tips

Summary info about Seattle flight prices, duration and airlines

Best One-Way Price

£216

Best Round-Trip Price

£480

Fastest flight time

15h 01m

Operated By

8 airlines
The best one-way flight price to Seattle from United Kingdom in the last 72 hours is £216 (London Gatwick to Seattle/Tacoma Intl).
The best round-trip flight price to Seattle from United Kingdom in the last 72 hours is £480 (Manchester to Seattle/Tacoma Intl).
The fastest flight to Seattle from United Kingdom takes 15h 01m (London Gatwick to Seattle/Tacoma Intl).
There are 8 airlines operating flights to Seattle, including American Airlines, United Airlines and Air Canada.

Seattle flights insights and trends

Explore insights for your Seattle flight to craft the best travel plan

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from United Kingdom is in February. Flight prices, which tend to average around £448, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Seattle, with average flight prices from United Kingdom averaging around £459.

What is the absolute cheapest flight to Seattle?

See prices from:

What is the cheapest day to depart on your flight to Seattle?

According to our data, Wednesday is the cheapest day to fly to Seattle from United Kingdom. The lowest ticket price found for a Wednesday departure recently was £548. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Sunday is £647.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from United Kingdom to Seattle in the evening for as low as £553. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive, with an average ticket price of £601.

How long does it take to fly to Seattle?

The average flight duration from United Kingdom to Seattle depends on which airport you fly into and out of. Flying from London Heathrow to Seattle/Tacoma Intl is 9h 45m on average, while flying from Manchester to Seattle/Tacoma Intl is 12h 35m on average. Seattle/Tacoma Intl is the most popular airport in Seattle.

How far in advance should I book a flight to Seattle?

In general, most travellers find the cheapest time to book a flight to Seattle is about 48 days prior to their departure date, when tickets on average are £531. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from United Kingdom for as low as £477 on momondo.

Cheapest flights to Seattle airports

Find the cheapest flights to these Seattle airports from your nearest city or airport
London Heathrow Airport
Seattle

CHEAPEST ROUTE FROM London TO Seattle

London (LON) to Seattle (SEA)

Typically, flights to Seattle from London are cheaper when flying from London to Seattle/Tacoma Intl, which has an average price of £531

CHEAPEST MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORTJanuary16% cheaperFlying from London Heathrow Airport to Seattle costs on average just £451 in January
MOST EXPENSIVE MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORTJuly28% more expensiveIt costs about £683 for flights to Seattle from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO SEATTLE FROM LONDON HEATHROW AIRPORTAugust216% more users visitedMore momondo users searched in flights to Seattle from London Heathrow Airport in August than any other month

Frequently asked questions about flying to Seattle

What is there to do in Seattle when it’s raining?

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 University Bookstore.

When is it best to fly to Seattle to go sightseeing?

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 Center, Pike Place Market, and Seattle Waterfront.

When did momondo last update prices for flights to Seattle/Tacoma Intl Airport?

Prices for flights to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Seattle/Tacoma Intl Airport?

How old do you have to be to fly 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.

What documentation or ID do you need to fly 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.


Seattle flight deals found on momondo

Check out some of the best fares from airports in United Kingdom to Seattle found recently by users on momondo
Icelandair
10 Sept
MAN13:05Manchester
15h 30m
1 stop
SEA20:35Seattle/Tacoma Intl
23 Sept
SEA18:55Seattle/Tacoma Intl
32h 45m
1 stop
MAN11:40Manchester
Icelandair
10 Sept
MAN13:05Manchester
15h 30m
1 stop
SEA20:35Seattle/Tacoma Intl
23 Sept
SEA15:50Seattle/Tacoma Intl
11h 50m
1 stop
MAN11:40Manchester
Icelandair
2 Jul
LHR21:25London Heathrow
21h 55m
1 stop
SEA11:20Seattle/Tacoma Intl
30 Sept
SEA15:50Seattle/Tacoma Intl
12h 05m
1 stop
LHR11:55London Heathrow
Icelandair
11 Sept
MAN13:05Manchester
15h 30m
1 stop
SEA20:35Seattle/Tacoma Intl
23 Sept
SEA15:50Seattle/Tacoma Intl
11h 50m
1 stop
MAN11:40Manchester
Icelandair
11 Sept
MAN13:05Manchester
15h 30m
1 stop
SEA20:35Seattle/Tacoma Intl
24 Sept
SEA18:55Seattle/Tacoma Intl
32h 45m
1 stop
MAN11:40Manchester
Icelandair
9 Sept
LHR13:05London Heathrow
15h 30m
1 stop
SEA20:35Seattle/Tacoma Intl
9 Oct
SEA15:50Seattle/Tacoma Intl
20h 30m
1 stop
LHR20:20London Heathrow

Find the cheapest one-way flights to Seattle

If you're looking for one-way flights from United Kingdom to Seattle, view some of our deals below.
Multiple Airlines
1 Oct
LGW12:00London Gatwick
15h 01m
1 stop
SEA19:01Seattle/Tacoma Intl
Multiple Airlines
15 May
LGW14:00London Gatwick
26h 30m
2 stops
SEA08:30Seattle/Tacoma Intl
Multiple Airlines
15 May
LGW14:00London Gatwick
26h 30m
2 stops
SEA08:30Seattle/Tacoma Intl

Why use momondo?

Why should I use momondo to find a flight deal to Seattle?

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.

Can I find flights to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for flights to Seattle to just show those with flexible booking policies.

How can momondo help me find flights to Seattle?

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.

I’m not ready to book a flight to Seattle right now. Can momondo alert me if prices change?

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.


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