Cheap flights from Seattle (SEA) to Gatwick (LGW)

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How to find the cheapest flight from
Seattle (SEA) to Gatwick (LGW)

All the information you need to plan the best SEA to LGW flight in 2021: compare Seattle to Gatwick flight prices with the expected peak season, weather and rainfall in Gatwick.
SEA - LGW
Price
$414 - $806
LGW
Temperature
39.2 - 62.6 °F
LGW
Precipitation
1.6 - 2.8 inches

Popular in

December

High demand for flights, 33% potential price rise

Cheapest in

February

Best time to find cheap flights, 23% potential price drop

Round-trip from

$414

From Seattle/Tacoma Intl to London Gatwick

One-way from

$375

One-way flight from Seattle/Tacoma Intl to London Gatwick

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Seattle to London Gatwick Airport (SEA - LGW)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to London Gatwick Airport as you normally would.

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

Flights from Seattle to London Gatwick Airport lean towards being more expensive in December. Prices are generally better when you fly from Seattle to London Gatwick Airport in October, with the cheapest ticket starting at $416.

How far in advance should I book a flight from Seattle to London Gatwick Airport?

To save up to 75% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Seattle to London Gatwick Airport from $820 1-2 weeks out and tickets from $1,079 for flights departing within the next 72 hours.

Cheap flights from Seattle to Gatwick in November, December 2021

The best prices found for SEA to LGW flights for November, December
10 Dec - 13 Dec
$744pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
6 Dec - 13 Jan
$773pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
10 Dec - 12 Dec
$817pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Gatwick 2022 flight deals

Cheap flights to Gatwick from Seattle found for next year
10 Dec - 13 Dec
$744pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
6 Dec - 13 Jan
$773pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
10 Dec - 12 Dec
$817pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Gatwick

Late deals on round-trip flights to Gatwick from Seattle, departing today and this week
6 Dec - 13 Jan
$773pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
7 Dec - 12 Dec
$818pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
6 Dec - 13 Jan
$824pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
LGW
London Gatwick
LGW
London Gatwick
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Gatwick from Seattle

The cheapest one-way flights from Seattle to Gatwick
8:00 am - 7:20 am
WestJet
1 Stop
15h 20m
SEA - LGW
WestJet
$375
WestJet
3:00 am - 7:30 am
WestJet
1 Stop
20h 30m
SEA - LGW
WestJet
$377
WestJet
8:00 am - 7:00 am
WestJet
1 Stop
15h 00m
SEA - LGW
WestJet
$399
WestJet

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Gatwick</span> flights.

Flight FAQs

From Seattle to Gatwick

What airport do you fly from for flights from Seattle to London Gatwick?

Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to London Gatwick. You should not have trouble finding flights to London Gatwick from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to London Gatwick per day. You should also have plenty of airline options to choose from since 10 airlines have flights from the Seattle airport to London Gatwick. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

Which airlines flying from Seattle/Tacoma Intl to London Gatwick have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Norwegian Air UK, Norwegian, and Icelandair flying from Seattle/Tacoma Intl to London Gatwick have implemented new flexible cancellation policies.

Can I find flights from Seattle to London Gatwick Airport for under $500 on Cheapflights?

Yes, there are multiple flights from Seattle to London Gatwick Airport for under $500. The cheapest flight booked recently is on Multiple Airlines for just $436, but on average you can expect to pay $528.

Are there last-minute flights available from Seattle to London Gatwick Airport for under $800?

There are currently 20+ open flights from Seattle to London Gatwick Airport within the next 7 days for less than $800.

What is the cheapest airline to fly from Seattle to London Gatwick Airport round-trip?

Flying on Icelandair is currently your cheapest option to London Gatwick Airport, with prices starting at $525. Icelandair is 2% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest flights from Seattle to London Gatwick Airport?

While on average a flight from Seattle to London Gatwick Airport is generally $762, our data shows the cheapest flight currently is $186. When looking at the most popular route, (Seattle/Tacoma Intl - London Gatwick), you can expect to pay $436 for that flight.

What are the most popular airlines that fly from Seattle to London Gatwick Airport?

The most popular airlines flying from Seattle to London Gatwick Airport are American Airlines, Finnair and British Airways. Something to consider prior to booking your flight.

Related searches

Flights to Gatwick from Seattle (SEA)
Flights to Seattle Flights to Gatwick Flights from Seattle

Rent a Car

Car Rentals at Gatwick Car Rentals in England

COVID Restrictions

View COVID Travel Restrictions for Gatwick (LGW)

Do I need a COVID test to fly to Gatwick from Seattle?

Information is based on travel restrictions from Seattle/Tacoma Intl to London Gatwick

Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter London Gatwick.

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Gatwick.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering London Gatwick.

Documents
Mandatory passenger locator form - Submit the form any time in the 48 hours before arriving in the UK. Show the form when checking in your plane, train or ferry to the UK.

Managed quarantine package for Scotland - All travelers arriving directly to Scotland are required to book their Managed Quarantine Package prior to travel.

COVID-19 testing package - All travelers must book and pay for a COVID-19 Testing Package prior to travel to England and Scotland.


Do I need a test to fly back to Seattle from Gatwick?

Returning to Seattle/Tacoma Intl from London Gatwick

COVID-19 testing requirements
Visitors from London Gatwick must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from London Gatwick are not required to quarantine after entering Seattle/Tacoma Intl.

Hide COVID Travel Restrictions for Gatwick (LGW)

Alternative routes for Seattle to Gatwick

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Gatwick

Things to know before you go - useful duration and weather info for your trip from Seattle to Gatwick.
Today's exchange rate
$1 = £0.75
Average temperature for November in Gatwick
51.8 °F
Avg rainfall for November in Gatwick
2.6 ″

Airports servicing Seattle

Airports servicing London

Top 10 airlines flying from Seattle/Tacoma Intl to London Gatwick

The chart below displays the airlines Cheapflights users traveling from Seattle to Gatwick choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Icelandair
$369 $597 No cancel fee 76%
Norwegian Air UK
$377 $561 No cancel fee N/A
Norwegian
$403 $570 No cancel fee 74%
Finnair
$422 $681 No cancel fee 76%
Delta
$426 $706 No cancel fee N/A
American Airlines
$429 $675 No cancel fee 71%
British Airways
$438 $545 No cancel fee 70%
Iberia
$480 $660 No cancel fee 77%
Aer Lingus
$584 $804 No cancel fee N/A
WestJet
$933 $1,261 No cancel fee 60%