Cheap flights from Seattle (SEA) to Stansted (STN)

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

All the information you need to plan the best SEA to STN flight in 2022: compare Seattle to Stansted flight prices with the expected peak season, weather and rainfall in Stansted.
How far in advance should I book a flight from Seattle to London Stansted Airport?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 27 days in advance, which can save you up to 43% on flights from Seattle to London Stansted Airport compared to booking the week you need them. Waiting 27 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 $1,039. For sooner than that we have options available in the next 3 days from $1,397.

When is the cheapest time to fly from Seattle to London Stansted Airport (SEA - STN)?

When flying from Seattle to London Stansted Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

February is one of the best times of the year to fly to London Stansted Airport from Seattle. Prices for February average $906 per person but you can even find prices for as low as $622. The most expensive prices can be found in the month of June. Opting for a February flight can save you 21% on your journey compared to booking in June

Cheap flights from Seattle to Stansted in June, July 2022

The best prices found for SEA to STN flights for June, July
28 Jul - 8 Aug
$1,261pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
21 Jul - 20 Aug
$1,265pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
28 Jul - 6 Aug
$1,307pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle/Tacoma Intl to Stansted 2022 flight deals

Cheap flights to Stansted from Seattle found for this year
19 Sep - 11 Oct
$587pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
9 Nov - 15 Nov
$592pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
13 Oct - 22 Oct
$618pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Stansted

Late deals on round-trip flights to Stansted from Seattle, departing today and this week
6 Jul - 11 Jul
$1,732pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
9 Jul - 16 Jul
$1,754pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
STN
London Stansted
STN
London Stansted
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
6 Jul - 13 Jul
$3,481pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
   
2 STOPS
STN
London Stansted
STN
London Stansted
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl

One-way flights to Stansted from Seattle

The cheapest one-way flights from Seattle to Stansted
5:45 pm - 8:30 am
Multiple Airlines
2 Stops
30h 45m
SEA - STN
Multiple Airlines
$291
Kiwi.com
5:45 pm - 8:30 am
Multiple Airlines
2 Stops
30h 45m
SEA - STN
Multiple Airlines
$351
Kiwi.com
3:45 am - 3:20 pm
Multiple Airlines
2 Stops
27h 35m
SEA - STN
Multiple Airlines
$362
Kiwi.com

Related info for your journey

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

Flight FAQs

From Seattle to Stansted

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

For a flight from Seattle to London Stansted, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 outbound flights to London Stansted per day. 0 airlines have flights to London Stansted from Seattle/Tacoma Intl on a regular basis.

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

Yes, there are multiple flights from Seattle to London Stansted Airport for under $600. The cheapest flight booked recently is on Multiple Airlines for just $587, but on average you can expect to pay $660.

Are there last-minute flights available from Seattle to London Stansted Airport for under $1,800?

There are currently 14+ open flights from Seattle to London Stansted Airport within the next 7 days for less than $1,800.

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COVID Restrictions

View COVID Travel Restrictions for Stansted (STN)

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

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

Most visitors from Seattle/Tacoma Intl can enter London Stansted without restrictions.

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.

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

Returning to Seattle/Tacoma Intl from London Stansted

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.

Hide COVID Travel Restrictions for Stansted (STN)

Alternative routes for Seattle to Stansted

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

Destination information for Stansted

Things to know before you go - useful duration and weather info for your trip from Seattle to Stansted.
Today's exchange rate
$1 = £0.83
Average temperature for June in Stansted
66.2 °F
Avg rainfall for June in Stansted
0.9 ″

Airports servicing Seattle

Airports servicing London