What is the cheapest flight from Seattle to London Gatwick Airport?

In the last 3 days, the lowest price for a flight from Seattle to London Gatwick Airport was C$ 246 for a one-way ticket and C$ 568 for a round-trip. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Seattle to London Gatwick Airport?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Seattle to London Gatwick Airport?

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Seattle and London Gatwick Airport, with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Seattle to London Gatwick Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to London Gatwick Airport. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to London Gatwick Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Gatwick Airport from Seattle is likely to change within 7 days, so travellers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Seattle to London Gatwick Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Gatwick Airport with an airline and back to Seattle with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to London Gatwick Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Gatwick Airport from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

Which airlines provide the cheapest flights from Seattle to London Gatwick Airport?

In the past 3 days, the cheapest round-trip tickets from Seattle to London Gatwick Airport were found on Icelandair (C$ 786) and Delta (C$ 825).

C$ 340 CHEAP FLIGHTS from Seattle to London Gatwick (SEA - LGW)

SEA - LGW

KAYAK searches hundreds of travel sites at once for deals on flights to London Gatwick Airport

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Flights Deals

Cheap Flight Deals from Seattle to Gatwick (SEA-LGW)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Gatwick that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Seattle to London

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to London.

Discover the best prices for you by selecting your travel dates on KAYAK.

3:45 p.m. - 11:45 a.m.SEA-LGW

12h 00m1 stop

3:40 p.m. - 8:40 p.m.LGW-SEA

13h 00m1 stop

C$ 786Icelandair

Find Deal

Mon, 18 Aug - Wed, 27 Aug

11:30 p.m. - 11:45 a.m.SEA-LGW

28h 15m1 stop

3:40 p.m. - 8:40 p.m.LGW-SEA

13h 00m1 stop

C$ 789Icelandair

Find Deal

Thu, 14 Aug - Mon, 25 Aug

11:34 a.m. - 10:00 a.m.SEA-LGW

14h 26m1 stop

12:00 p.m. - 10:53 p.m.LGW-SEA

18h 53m1 stop

C$ 825Delta

Find Deal

Sun, 27 Jul - Thu, 28 Aug

11:34 a.m. - 10:00 a.m.SEA-LGW

14h 26m1 stop

12:00 p.m. - 11:55 p.m.LGW-SEA

19h 55m2 stops

C$ 941

Find Deal

Sun, 27 Jul - Thu, 28 Aug

4:25 p.m. - 5:50 p.m.SEA-LGW

17h 25m1 stop

6:35 p.m. - 6:36 p.m.LGW-SEA

32h 01m2 stops

C$ 969SWISS

Find Deal

Mon, 25 Aug - Tue, 9 Sep

1:45 p.m. - 5:50 p.m.SEA-LGW

20h 05m2 stops

6:35 p.m. - 6:49 p.m.LGW-SEA

32h 14m2 stops

C$ 983SWISS

Find Deal

Tue, 23 Sep - Mon, 6 Oct

5:30 a.m. - 10:00 a.m.SEA-LGW

20h 30m2 stops

12:00 p.m. - 11:55 p.m.LGW-SEA

19h 55m2 stops

C$ 995Virgin Atlantic

Find Deal

Tue, 5 Aug - Fri, 15 Aug

5:45 a.m. - 10:00 a.m.SEA-LGW

20h 15m2 stops

12:00 p.m. - 10:53 p.m.LGW-SEA

18h 53m1 stop

C$ 1,001Virgin Atlantic

Find Deal

Wed, 13 Aug - Wed, 20 Aug

5:45 a.m. - 10:00 a.m.SEA-LGW

20h 15m2 stops

12:00 p.m. - 9:31 a.m.LGW-SEA

29h 31m2 stops

C$ 1,010Delta

Find Deal

Mon, 25 Aug - Mon, 8 Sep

9:40 p.m. - 6:20 a.m.SEA-LGW

24h 40m1 stop

10:45 a.m. - 10:58 a.m.LGW-SEA

32h 13m1 stop

C$ 1,099

Find Deal

Mon, 2 Jun - Mon, 9 Jun

Useful Info

KAYAK's insights & trends for Seattle to London flights

Get data-powered insights and trends into flights from Seattle to London to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest month to fly from Seattle to London Gatwick Airport?

The cheapest month for flights from Seattle to London Gatwick Airport is January, where tickets cost C$ 767 (return) on average. On the other hand, the most expensive months are June and August, where the average cost of round-trip tickets is C$ 1,543 and C$ 1,221 respectively.

Find deals

Low season	March
High season	April
Cheapest flight	C$ 340

Best time to beat the crowds (4% less expensive on average)

Most popular time to fly and prices are also 23% lower on average.

Flight from Seattle to London Gatwick Airport

When to book flights from Seattle to London

Are your dates flexible? Find out the best times to travel from Seattle to London based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Seattle to London Gatwick Airport?
In the last 3 days, the lowest price for a flight from Seattle to London Gatwick Airport was C$ 246 for a one-way ticket and C$ 568 for a round-trip.
Which aircraft models fly most regularly from Seattle to London Gatwick Airport?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Seattle to London Gatwick Airport?
SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Seattle and London Gatwick Airport, with Star Alliance being the most commonly used for this route.
How does KAYAK find such low prices on flights from Seattle to London Gatwick Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to London Gatwick Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to London Gatwick Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Gatwick Airport from Seattle is likely to change within 7 days, so travellers know whether to wait or book now.
What is the Hacker Fare option on flights from Seattle to London Gatwick Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Gatwick Airport with an airline and back to Seattle with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to London Gatwick Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Gatwick Airport from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to London

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on your arrival and departure airports

Gatwick (LGW)

Seattle (SEA)

SEA - LGW

C$ 340 Find Cheap Flights from Seattle to London Gatwick Airport

KAYAK searches hundreds of travel sites at once for deals on flights to London Gatwick Airport

Cheap Flight Deals from Seattle to Gatwick (SEA-LGW)

Recent round-trip flight deals from Seattle to London

Recent one-way flight deals from Seattle to London

Recent last minute flight deals from Seattle to London

KAYAK's insights & trends for Seattle to London flights

Get data-powered insights and trends into flights from Seattle to London to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Seattle to London Gatwick Airport?

The cheapest month for flights from Seattle to London Gatwick Airport is January, where tickets cost C$ 767 (return) on average. On the other hand, the most expensive months are June and August, where the average cost of round-trip tickets is C$ 1,543 and C$ 1,221 respectively.

Which airlines provide the cheapest flights from Seattle to London Gatwick Airport?

In the past 3 days, the cheapest round-trip tickets from Seattle to London Gatwick Airport were found on Icelandair (C$ 786) and Delta (C$ 825).

Good to know

When to book flights from Seattle to London

FAQs for booking Seattle to London Gatwick Airport flights

What is the cheapest flight from Seattle to London Gatwick Airport?

In the last 3 days, the lowest price for a flight from Seattle to London Gatwick Airport was C$ 246 for a one-way ticket and C$ 568 for a round-trip.

Which aircraft models fly most regularly from Seattle to London Gatwick Airport?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Seattle to London Gatwick Airport?

SkyTeam, Star Alliance, and oneworld are the airline alliances operating flights between Seattle and London Gatwick Airport, with Star Alliance being the most commonly used for this route.

How does KAYAK find such low prices on flights from Seattle to London Gatwick Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to London Gatwick Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to London Gatwick Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Gatwick Airport from Seattle is likely to change within 7 days, so travellers know whether to wait or book now.

What is the Hacker Fare option on flights from Seattle to London Gatwick Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Gatwick Airport with an airline and back to Seattle with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to London Gatwick Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Gatwick Airport from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to London

Information on your arrival and departure airports

Cabin class types available on flights to London

Complete your trip to London with a hotel stay or car rental

Find direct flights to and from Seattle and London

Flights to other popular destinations

Flights from domestic origins to London

Choose which airport to fly into in London