Cheap flights from Stansted to Seattle

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How to find the cheapest flight from
Stansted (STN) to Seattle (SEA)

All the information you need to plan the best STN to SEA flight in 2022: compare Stansted to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
When is the cheapest time to fly from London Stansted Airport to Seattle (STN - SEA)?

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

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 22% on flights from London Stansted Airport to Seattle compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £624. For sooner than that we have options available in the next 3 days from £696.

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

Flights from London Stansted Airport to Seattle lean towards being more expensive in December. Prices are generally better when you fly from London Stansted Airport to Seattle in February, with the cheapest ticket starting at £399.

Cheap flights from Stansted to Seattle in June, July 2022

The best prices found for STN to SEA flights in June, July
12 Jul - 30 Sep
£1,166pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
1 Jul - 8 Jul
£1,314pp
STN
London Stansted
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
STN
London Stansted
11 Jul - 13 Jul
£1,350pp
STN
London Stansted
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
STN
London Stansted

London Stansted to Seattle 2022 flight deals

Cheap flights to Seattle from Stansted found for this year
7 Sep - 16 Sep
£523pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
6 Sep - 17 Sep
£562pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
14 Sep - 24 Sep
£592pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted

Last-minute flights from Stansted to Seattle

Late deals on return flights to Seattle from Stansted, departing today and this week
11 Jul - 13 Jul
£1,350pp
STN
London Stansted
Multiple airlines
     
3 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
     
3 STOPS
STN
London Stansted
7 Jul - 16 Jul
£1,514pp
STN
London Stansted
Multiple airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
10 Jul - 17 Jul
£2,213pp
STN
London Stansted
Multiple airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted

One-way flights to Seattle/Tacoma Intl from London Stansted

The cheapest one-way flights from Stansted to Seattle
09:45 - 06:32
Multiple Airlines
2 stops
28h 47m
STN - SEA
Multiple Airlines
£312
Kiwi.com
03:45 - 04:57
Multiple Airlines
2 stops
33h 12m
STN - SEA
Multiple Airlines
£317
Kiwi.com
12:30 - 17:53
Multiple Airlines
2 stops
37h 23m
STN - SEA
Multiple Airlines
£322
Kiwi.com

Related info for your journey

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

Flight FAQs

From Stansted to Seattle

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

Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from London Stansted. On average, Seattle/Tacoma Intl has 0 inbound flights from London Stansted per day from 0 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

Can I find flights from London Stansted Airport to Seattle for under £600 on Cheapflights?

Yes, there are multiple flights from London Stansted Airport to Seattle for under £600. The cheapest flight booked recently is on Multiple Airlines for just £523, but on average you can expect to pay £792.

Are there last-minute flights available from London Stansted Airport to Seattle for under £1,400?

There are currently 12+ open flights from London Stansted Airport to Seattle within the next 7 days for less than £1,400.

COVID Restrictions

View COVID Travel Restrictions for Seattle, WA

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

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

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

COVID-19 testing requirements
Visitors from London Stansted are not required to present a negative COVID-19 PCR test or antigen result upon entering Seattle/Tacoma Intl.

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

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

Returning to London Stansted from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl are not required to present a negative COVID-19 PCR test or antigen result upon entering London Stansted.

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

Hide COVID Travel Restrictions for Seattle, WA

Alternative routes for Stansted 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 Stansted to Seattle.
Today's exchange rate
£1 = $1.22
Average temperature for July in Seattle
25.0 °C
Avg rainfall for July in Seattle
18.0 mm

Airports servicing London

Airports servicing Seattle

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