Insights
Latest deals
FAQs

Cheap flights from Seattle to London Gatwick Airport from £170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to London Gatwick Airport departing on 27/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
From?
To?
Tue 2/4
Tue 9/4
'This year, momondo is the #1 place for airfares on the internet.'
Voted winner of Europe's Best Travel App 2023

Cheap Seattle to London Gatwick Airport (SEA to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to London Gatwick Airport

Best price found

£170

Fastest flight time

11h 55m

Direct flights

None
The best one-way flight to London Gatwick Airport from Seattle in the past 72 hours is £170. The best return flight deal from Seattle to London Gatwick Airport found on momondo in the last 72 hours is £465.
The fastest flight from Seattle to London Gatwick Airport takes 11h 55m
There are no direct flights from Seattle to London Gatwick Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - London Gatwick Airport.

How to get the cheapest flight ticket from Seattle to London Gatwick Airport

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 Seattle to London Gatwick Airport?

February. The cheapest time of year to fly to London Gatwick Airport from Seattle is February. The most expensive is June.

What is the cheapest day to depart Seattle for London Gatwick Airport?

Saturday. The cheapest day of the week is usually Saturday. The most expensive is usually Saturday.

How far in advance should you book Seattle to London Gatwick Airport flights?

23 days before. The cheapest time to buy a flight from Seattle to London Gatwick Airport is approximately 23 days to departure

When you’re planning your trip from Seattle to London, the most popular airport-to-airport route is Seattle/Tacoma Intl Airport to London Gatwick Airport. The cheapest route from Seattle to London is SEA — LGW with an average price of £465 RT during the month of March.

Seattle/Tacoma Intl Airport (SEA) to London Gatwick Airport (LGW)£465
Search

Easily compare return flights from Seattle to London Gatwick Airport

Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to London Gatwick Airport by changing tabs
Multiple Airlines
28 Apr
SEA22:30Seattle/Tacoma Intl
51h 30m
2 stops
LGW10:00London Gatwick
14 May
LGW10:45London Gatwick
17h 47m
1 stop
SEA20:32Seattle/Tacoma Intl
Icelandair
1 May
SEA15:50Seattle/Tacoma Intl
11h 55m
1 stop
LGW11:45London Gatwick
7 May
LGW13:00London Gatwick
12h 40m
1 stop
SEA17:40Seattle/Tacoma Intl
Virgin Atlantic
24 Apr
SEA07:20Seattle/Tacoma Intl
18h 40m
1 stop
LGW10:00London Gatwick
1 May
LGW12:00London Gatwick
18h 24m
1 stop
SEA22:24Seattle/Tacoma Intl
American Airlines
22 Apr
SEA06:00Seattle/Tacoma Intl
20h 10m
2 stops
LGW10:10London Gatwick
29 Apr
LGW14:00London Gatwick
30h 38m
2 stops
SEA12:38Seattle/Tacoma Intl
SWISS
17 Apr
SEA13:10Seattle/Tacoma Intl
20h 45m
2 stops
LGW17:55London Gatwick
23 Apr
LGW18:45London Gatwick
36h 00m
2 stops
SEA22:45Seattle/Tacoma Intl
Lufthansa
25 Apr
SEA14:15Seattle/Tacoma Intl
18h 45m
1 stop
LGW17:00London Gatwick
2 May
LGW11:15London Gatwick
39h 30m
2 stops
SEA18:45Seattle/Tacoma Intl

Find the cheapest one-way flights from Seattle to London Gatwick Airport

If you're looking for one-way flights from Seattle to London Gatwick Airport, view some of our deals below provided by Icelandair and WestJet
Multiple Airlines
27 Apr
SEA21:32Seattle/Tacoma Intl
28h 28m
2 stops
LGW10:00London Gatwick
Icelandair
12 Aug
SEA23:00Seattle/Tacoma Intl
28h 45m
1 stop
LGW11:45London Gatwick
WestJet
29 Jul
SEA07:00Seattle/Tacoma Intl
18h 00m
2 stops
LGW09:00London Gatwick

Search last-minute flights to London Gatwick Airport from Seattle

Find and compare return flight prices for your last-minute flight from Seattle to London Gatwick Airport
Multiple Airlines
7 Apr
SEA22:35Seattle/Tacoma Intl
27h 25m
2 stops
LGW10:00London Gatwick
23 Apr
LGW10:45London Gatwick
30h 12m
1 stop
SEA08:57Seattle/Tacoma Intl
Turkish Airlines
2 Apr
SEA18:40Seattle/Tacoma Intl
34h 10m
1 stop
LGW12:50London Gatwick
11 Jun
LGW17:15London Gatwick
31h 30m
1 stop
SEA16:45Seattle/Tacoma Intl
Icelandair
7 Apr
SEA15:50Seattle/Tacoma Intl
11h 55m
1 stop
LGW11:45London Gatwick
24 Apr
LGW13:00London Gatwick
12h 40m
1 stop
SEA17:40Seattle/Tacoma Intl
Lufthansa
4 Apr
SEA14:15Seattle/Tacoma Intl
18h 45m
1 stop
LGW17:00London Gatwick
14 Apr
LGW17:45London Gatwick
26h 40m
1 stop
SEA12:25Seattle/Tacoma Intl
SWISS
2 Apr
SEA10:49Seattle/Tacoma Intl
23h 01m
2 stops
LGW17:50London Gatwick
11 Apr
LGW18:45London Gatwick
34h 49m
2 stops
SEA21:34Seattle/Tacoma Intl
Iberia
5 Apr
SEA08:50Seattle/Tacoma Intl
27h 10m
2 stops
LGW20:00London Gatwick
13 Apr
LGW10:50London Gatwick
42h 04m
2 stops
SEA20:54Seattle/Tacoma Intl

SWISS flights from Seattle to London Gatwick Airport

Our best SWISS deals on Seattle to London Gatwick Airport flight tickets
SWISS
17 Apr
SEA13:10Seattle/Tacoma Intl
20h 45m
2 stops
LGW17:55London Gatwick
23 Apr
LGW18:45London Gatwick
36h 00m
2 stops
SEA22:45Seattle/Tacoma Intl
SWISS
17 Apr
SEA13:10Seattle/Tacoma Intl
20h 45m
2 stops
LGW17:55London Gatwick
24 Apr
LGW18:45London Gatwick
36h 00m
2 stops
SEA22:45Seattle/Tacoma Intl
SWISS
18 Apr
SEA13:10Seattle/Tacoma Intl
20h 25m
2 stops
LGW17:35London Gatwick
24 Apr
LGW18:45London Gatwick
36h 00m
2 stops
SEA22:45Seattle/Tacoma Intl

Icelandair flights from Seattle to London Gatwick Airport

Our best Icelandair deals on Seattle to London Gatwick Airport flight tickets
Icelandair
1 May
SEA15:50Seattle/Tacoma Intl
11h 55m
1 stop
LGW11:45London Gatwick
7 May
LGW13:00London Gatwick
12h 40m
1 stop
SEA17:40Seattle/Tacoma Intl
Icelandair
1 May
SEA15:50Seattle/Tacoma Intl
11h 55m
1 stop
LGW11:45London Gatwick
15 May
LGW13:00London Gatwick
12h 40m
1 stop
SEA17:40Seattle/Tacoma Intl
Icelandair
21 Apr
SEA15:50Seattle/Tacoma Intl
11h 55m
1 stop
LGW11:45London Gatwick
26 Apr
LGW13:00London Gatwick
12h 40m
1 stop
SEA17:40Seattle/Tacoma Intl

  • How far is Seattle/Tacoma Intl to London Gatwick by plane?

    The straight-line distance from Seattle/Tacoma Intl to London Gatwick is 4798.7 mi. 11h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to London Gatwick Airport?

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

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to London Gatwick Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Alternative routes for Seattle to London Gatwick Airport

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to London Heathrow Airport Flights
Fastest flight time9h 20m
Cheapest price£459
Seattle to London City Airport Flights
Fastest flight time14h 30m
Cheapest price£557
Seattle to London Luton Airport Flights
Fastest flight time12h 50m
Cheapest price£585
Spokane to London Gatwick Airport Flights
Fastest flight time14h 12m
Cheapest price£672
Spokane to London Heathrow Airport Flights
Fastest flight time12h 35m
Cheapest price£527
Seattle to London Stansted Airport Flights
Fastest flight time15h 05m
Cheapest price£962
Bellingham to London Gatwick Airport Flights
Fastest flight time14h 12m
Cheapest price£1,399

Similar Seattle to London Gatwick Airport flights

Flexible with your destination? Broaden your search and find flights similar to your Seattle to London Gatwick Airport route

Why use momondo?

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

It is quick and easy to find Seattle to London 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 London that suits you.

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

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

How can momondo help me find flights from Seattle to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to London.

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

Yes momondo offers price alerts on flights to London from Seattle. 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.


An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise 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.

Find better results for your stay in London


Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 2/4
Tue 9/4
Email me momondo's favourite deals