$259 Cheap flights from Seattle - Tacoma Intl. to Gatwick (SEA to LGW)

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Find The Best Dates To Fly from Seattle - Tacoma Intl. to Gatwick

Compare Flight Prices from Seattle to London

Affordable Airfare Tickets from SEA to LGW Airport

The cheapest flights to Gatwick found within the past 7 days were $634 round trip and $259 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Oct 7 - Sun, Oct 12
SEA
Seattle
LGW
London
$634 Roundtrip, found 6 days ago
$634
Roundtrip
found 6 days ago
Select Icelandair flight, departing Tue, Oct 7 from Seattle to London, returning Sun, Oct 12, priced at $634 found 6 days ago
Fri, Oct 3 - Tue, Oct 7
SEA
Seattle
LGW
London
$636 Roundtrip, just found
$636
Roundtrip
just found
Select Icelandair flight, departing Fri, Oct 3 from Seattle to London, returning Tue, Oct 7, priced at $636 just found
Sun, Sep 21 - Mon, Oct 13
SEA
Seattle
LGW
London
$641 Roundtrip, found 3 days ago
$641
Roundtrip
found 3 days ago
Select Icelandair flight, departing Sun, Sep 21 from Seattle to London, returning Mon, Oct 13, priced at $641 found 3 days ago
Fri, Sep 26 - Sat, Oct 4
SEA
Seattle
LGW
London
$643 Roundtrip, found 4 hours ago
$643
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Fri, Sep 26 from Seattle to London, returning Sat, Oct 4, priced at $643 found 4 hours ago
Sun, Aug 24 - Sun, Sep 7
SEA
Seattle
LGW
London
$647 Roundtrip, found 6 days ago
$647
Roundtrip
found 6 days ago
Select Icelandair flight, departing Sun, Aug 24 from Seattle to London, returning Sun, Sep 7, priced at $647 found 6 days ago
Fri, Sep 12 - Mon, Sep 22
SEA
Seattle
LGW
London
$649 Roundtrip, found 1 day ago
$649
Roundtrip
found 1 day ago
Select Icelandair flight, departing Fri, Sep 12 from Seattle to London, returning Mon, Sep 22, priced at $649 found 1 day ago
Sun, Sep 14 - Fri, Sep 26
SEA
Seattle
LGW
London
$649 Roundtrip, found 1 hour ago
$649
Roundtrip
found 1 hour ago
Select Icelandair flight, departing Sun, Sep 14 from Seattle to London, returning Fri, Sep 26, priced at $649 found 1 hour ago
Mon, Sep 1 - Sun, Sep 7
SEA
Seattle
LGW
London
$651 Roundtrip, found 2 hours ago
$651
Roundtrip
found 2 hours ago
Select Icelandair flight, departing Mon, Sep 1 from Seattle to London, returning Sun, Sep 7, priced at $651 found 2 hours ago
Sun, Aug 10 - Mon, Aug 18
SEA
Seattle
LGW
London
$651 Roundtrip, found 5 days ago
$651
Roundtrip
found 5 days ago
Select Icelandair flight, departing Sun, Aug 10 from Seattle to London, returning Mon, Aug 18, priced at $651 found 5 days ago
Mon, Oct 6 - Mon, Oct 20
SEA
Seattle
LGW
London
$664 Roundtrip, found 2 days ago
$664
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Oct 6 from Seattle to London, returning Mon, Oct 20, priced at $664 found 2 days ago

Frequently asked questions

How long is the flight from SEA to Gatwick Airport (LGW)?
Taking about 12 hours and 19 minutes in total, flying from SEA to Gatwick Airport (LGW) is no small task. On such a long flight, it’s a good idea to go for a wander to stretch your legs as often as possible.
What is the flight distance from Seattle - Tacoma Intl. Airport (SEA) to LGW?
From Sea-Tac Airport to Gatwick Airport (LGW), there’s a flight distance of 4,800 mi. So, it’ll be wise to have a good selection of entertainment options. Movies, magazines, music … You name it. If you come prepared, it won’t feel like too long before you hear the call for landing.
What airlines fly from SEA to Gatwick Airport (LGW)?
Unfortunately, there aren’t any airlines that fly direct from Sea-Tac Airport to LGW. But don’t let that get in the way of a good trip. Use your layover time as an opportunity to check out the local food and drink, have a shop and potentially discover a new city to explore further one day.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Seattle to London

 

Traveling From
Seattle - Tacoma Intl.
Traveling To
Gatwick
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$634

Route Info

Flight path for flights from Seattle-Tacoma International Airport to London Gatwick Airport.


Origin:
SEA - Seattle-Tacoma International Airport
Destination:
LGW - London Gatwick Airport
Distance:
6,072.00 miles


Discover our best flights from Seattle SEA to London LGW. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seattle SEA to London LGW at the right price  

Airfares to London LGW from Seattle SEA currently cost between $634 and $664. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seattle SEA to London LGW 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to London LGW on Travelocity starting at $259. Prices and availability subject to change. Additional terms may apply. 

 

Get to London LGW from Seattle SEA quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LGW from SEA to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Seattle SEA to London LGW

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LGW from SEA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seattle SEA to London LGW today 

If you’re flexible about when you travel, October is usually the cheapest month to fly from Seattle SEA to London LGW. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to London LGW from Seattle SEA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LGW from SEA have this option.  

 

Travel with confidence when you book flights to London LGW from Seattle SEA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.