Cheap flights from Gatwick to Seattle

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

All the information you need to plan the best LGW to SEA flight in 2021: compare Gatwick to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
LGW - SEA
Price
£311 - £607
SEA
Temperature
8 - 25 °C
SEA
Rainfall
18 - 166 mm

Popular in

July

High demand for flights, 32% potential price rise

Cheapest in

October

Best time to find cheap flights, 25% potential price drop

Average price

£407

Average for round-trip flights in May 2021

Round-trip from

£311

From Gatwick to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Gatwick to Seattle?

Travellers have found it’s best to book a flight 52 days in advance to save up to 51% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Gatwick to Seattle 1-2 weeks in advance for as low as £439, or £575 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, February can be a great choice for travel to Seattle. Flights to Seattle from Gatwick in February are about £388 on average during February, but can be found for as low as £255.

Cheap flights from Gatwick to Seattle in May, June 2021

The best prices found for LGW to SEA flights in May, June
12 Jun - 19 Jun
£471pp
LGW
London Gatwick
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
16 Jun - 27 Jun
£489pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick
21 Jun - 27 Jun
£496pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick

Gatwick to Seattle 2021 flight deals

Cheap flights to Seattle from Gatwick found for this year
30 Jul - 12 Aug
£350pp
LGW
London Gatwick
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
LGW
London Gatwick
19 Jul - 8 Aug
£351pp
LGW
London Gatwick
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
LGW
London Gatwick
4 Oct - 3 Nov
£361pp
LGW
London Gatwick
Icelandair
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Icelandair
 
1 STOP
LGW
London Gatwick

Last-minute flights from Gatwick to Seattle

Late deals on return flights to Seattle from Gatwick, departing today and this week
17 May - 7 Jun
£675pp
LGW
London Gatwick
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
19 May - 6 Jun
£680pp
LGW
London Gatwick
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
LGW
London Gatwick
16 May - 30 May
£685pp
LGW
London Gatwick
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
LGW
London Gatwick

One-way flights to Seattle from Gatwick

The cheapest one-way flights from Gatwick to Seattle
06:00 - 17:35
Multiple Airlines
2 stops
43h 35m
LGW - SEA
Multiple Airlines
£263
Kiwi.com
17:05 - 08:30
Multiple Airlines
2 stops
23h 25m
LGW - SEA
Multiple Airlines
£276
Kiwi.com
12:25 - 19:46
Multiple Airlines
2 stops
39h 21m
LGW - SEA
Multiple Airlines
£289
Kiwi.com

Related info for your journey

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

Flight FAQs

From Gatwick to Seattle

Are flight prices decreasing from Gatwick to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Gatwick and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

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

Some of our airline partners flying from London Gatwick to Seattle/Tacoma Intl have new flexible policies in place due to COVID-19. Norwegian Air UK, Icelandair, and Norwegian are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Norwegian Air UK with this kind of flexibility.

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

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city centre, is the airport you fly into when you book flights from London Gatwick to Seattle. 8 airlines have flights to Seattle/Tacoma Intl from London Gatwick on a regular basis. Booking flights from London Gatwick to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 0 inbound flights from London Gatwick per day.

Can I find flights from Gatwick to Seattle for under £355 on Cheapflights?

Yes, there are multiple flights from Gatwick to Seattle for under £355. The cheapest flight booked recently is on Icelandair for just £350, but on average you can expect to pay £390.

Are there direct flights from Gatwick to Seattle for under £355 on Cheapflights?

There are no direct flights from Gatwick to Seattle, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Gatwick to Seattle for under £709?

There are currently 15+ open flights from Gatwick to Seattle within the next 7 days for less than £709.

What days are direct flights available from Gatwick to Seattle?

You can find direct flights on the following days: Sunday, Saturday.

Does it rain more in Gatwick or Seattle?

When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Gatwick is roughly less than Seattle. You can assume this to be the case over the next 8 days.

Is Gatwick weather warmer or cooler than Seattle?

With an average temperature of 25 °C, peak weather can be found in July. As a traveller, expect to see changes in flight prices during that period. The temperatures in Seattle are hotter than in Gatwick.

How long does is the flight from Gatwick to Seattle?

Airlines like Icelandair fly from Gatwick to Seattle in about 12h 50m. The time it takes to get you to your destination can typically vary by up to .

What are the cheapest airlines to flying from Gatwick to Seattle return?

Cheapflights users have booked flights from Gatwick to Seattle from £350 return. Another airline that can offer you cheap pricing is Aer Lingus. Icelandair is priced at 15% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Gatwick to Seattle one-way?

The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as £327.

Alternative routes for Gatwick to Seattle

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

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Gatwick to Seattle.
Today's exchange rate
£1 = $1.41
Average temperature for May in Seattle
19.0 °C
Avg rainfall for May in Seattle
45.0 mm

Airports servicing London

Airports servicing Seattle

Top 7 airlines flying from Gatwick to Seattle

The chart below displays the airlines Cheapflights users travelling from Gatwick to Seattle 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
Norwegian
£426 £582 No cancel fee 74%
Search Norwegian flights
British Airways
£468 £638 No cancel fee 70%
Search British Airways flights
American Airlines
£429 £643 No cancel fee 71%
Search American Airlines flights
Norwegian Air UK
£386 £707 No cancel fee N/A
Search Norwegian Air UK flights
Icelandair
£444 £786 No cancel fee 76%
Search Icelandair flights
Aer Lingus
£561 £795 No cancel fee N/A
Search Aer Lingus flights
Virgin Atlantic
£418 £828 No cancel fee 72%
Search Virgin Atlantic flights
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