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Cheap flights from London Southend Airport to Seattle from £392

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Southend Airport to Seattle

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
07:20 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 40m2 stops Berlin Brandenburg Reykjavik Keflavik Intl
Multiple Airlines Logo
14:30 - 18:35SEA  Seattle/Tacoma Intl-SEN London Southend
20h 05m2 stops Calgary Paris Charles de Gaulle
£880Multiple Airlines
Mon, 2 Nov - Wed, 18 Nov
Multiple Airlines Logo
07:15 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 45m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
Multiple Airlines Logo
08:40 - 18:45SEA  Seattle/Tacoma Intl-SEN London Southend
26h 05m3 stops Vancouver Intl Calgary Paris Charles de Gaulle
£1,002Multiple Airlines
Sat, 14 Nov - Sat, 21 Nov
Multiple Airlines Logo
07:35 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 25m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
Multiple Airlines Logo
14:35 - 17:45SEA  Seattle/Tacoma Intl-SEN London Southend
19h 10m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
£1,032Multiple Airlines
Fri, 18 Dec - Sun, 3 Jan
Multiple Airlines Logo
07:35 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 25m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
Multiple Airlines Logo
14:35 - 14:50SEA  Seattle/Tacoma Intl-SEN London Southend
16h 15m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
£1,054Multiple Airlines
Fri, 20 Nov - Sun, 29 Nov
Multiple Airlines Logo
07:35 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 25m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl
Multiple Airlines Logo
14:35 - 14:50SEA  Seattle/Tacoma Intl-SEN London Southend
16h 15m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol
£1,074Multiple Airlines
Fri, 20 Nov - Sun, 29 Nov
Multiple Airlines Logo
07:20 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
17h 40m2 stops Berlin Brandenburg Reykjavik Keflavik Intl
Multiple Airlines Logo
15:25 - 18:35SEA  Seattle/Tacoma Intl-SEN London Southend
19h 10m1 stop Paris Charles de Gaulle
£1,079Multiple Airlines
Mon, 2 Nov - Wed, 18 Nov
Multiple Airlines Logo
12:20 - 11:47SEN  London Southend-SEA Seattle/Tacoma Intl
31h 27m1 stop Amsterdam Schiphol
Multiple Airlines Logo
14:35 - 16:40SEA  Seattle/Tacoma Intl-SEN London Southend
18h 05m1 stop Amsterdam Schiphol
£1,178Multiple Airlines
Mon, 2 Nov - Wed, 18 Nov
Multiple Airlines Logo
15:55 - 19:45SEN  London Southend-SEA Seattle/Tacoma Intl
35h 50m2 stops Paris Charles de Gaulle Toronto Pearson Intl
Multiple Airlines Logo
15:25 - 14:35SEA  Seattle/Tacoma Intl-SEN London Southend
15h 10m1 stop Paris Charles de Gaulle
£1,220Multiple Airlines
Sun, 15 Nov - Sun, 22 Nov
Multiple Airlines Logo
06:35 - 17:00SEN  London Southend-SEA Seattle/Tacoma Intl
42h 25m2 stops Alicante Reykjavik Keflavik Intl
Multiple Airlines Logo
16:05 - 17:15SEA  Seattle/Tacoma Intl-SEN London Southend
17h 10m1 stop Paris Charles de Gaulle
£1,231Multiple Airlines
Thu, 12 Nov - Thu, 19 Nov
Multiple Airlines Logo
12:55 - 16:55SEN  London Southend-SEA Seattle/Tacoma Intl
35h 00m2 stops Paris Charles de Gaulle Frankfurt am Main
Multiple Airlines Logo
18:50 - 17:15SEA  Seattle/Tacoma Intl-SEN London Southend
15h 25m2 stops Frankfurt am Main Paris Charles de Gaulle
£1,257Multiple Airlines
Mon, 26 Oct - Thu, 29 Oct

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Use the filters below to find and compare flights from London Southend Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Mon 2/11

07:20-17:00

2 stops17h 40m

Seattle/Tacoma Intl

Wed 18/11

14:30-18:35

2 stops20h 05m

£880

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Sat 14/11

07:15-17:00

2 stops17h 45m

Seattle/Tacoma Intl

Sat 21/11

08:40-18:45

3 stops26h 05m

£1,002

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Fri 18/12

07:35-17:00

2 stops17h 25m

Seattle/Tacoma Intl

Sun 3/1

14:35-17:45

2 stops19h 10m

£1,032
Fastest return journey

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Fri 20/11

07:35-17:00

2 stops17h 25m

Seattle/Tacoma Intl

Sun 29/11

14:35-14:50

2 stops16h 15m

£1,054

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Fri 20/11

07:35-17:00

2 stops17h 25m

Seattle/Tacoma Intl

Sun 29/11

14:35-14:50

2 stops16h 15m

£1,074

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Mon 2/11

07:20-17:00

2 stops17h 40m

Seattle/Tacoma Intl

Wed 18/11

15:25-18:35

1 stop19h 10m

£1,079

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Mon 2/11

12:20-11:47

1 stop31h 27m

Seattle/Tacoma Intl

Wed 18/11

14:35-16:40

1 stop18h 05m

£1,178

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Sun 15/11

15:55-19:45

2 stops35h 50m

Seattle/Tacoma Intl

Sun 22/11

15:25-14:35

1 stop15h 10m

£1,220

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Thu 12/11

06:35-17:00

2 stops42h 25m

Seattle/Tacoma Intl

Thu 19/11

16:05-17:15

1 stop17h 10m

£1,231

LondonSeattle

SEN London Southend - SEA Seattle/Tacoma Intl

SENSEA

London Southend

Mon 26/10

12:55-16:55

2 stops35h 00m

Seattle/Tacoma Intl

Thu 29/10

18:50-17:15

2 stops15h 25m

£1,257

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from London Southend Airport to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Seattle?

According to our data, Thursday is the cheapest day to fly to Seattle from London Southend Airport. The lowest ticket price found for a Thursday departure recently was £609. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Sunday is £669.

What is the cheapest time of day to depart on your flight to Seattle?

According to our data, the cheapest time of day to fly to Seattle is at midday. momondo users have found flights departing from London Southend Airport to Seattle at midday for as low as £572. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive, with an average ticket price of £648.

When to book flights from London Southend Airport to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from London Southend Airport to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Southend Airport to Seattle (SEN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Southend Airport to Seattle

Best price found

£392

Fastest flight time

35h 00m

Direct flights

None
The best one-way flight to Seattle from London Southend Airport in the past 72 hours is £392. The best return flight deal from London Southend Airport to Seattle found on momondo in the last 72 hours is £880.
The fastest flight from London Southend Airport to Seattle takes 35h 00m
There are no direct flights from London Southend Airport to Seattle. There are no popular flight routes from London Southend Airport to Seattle.
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Frequently asked questions about flying from London Southend Airport to Seattle

  • How far is London Southend to Seattle/Tacoma Intl by plane?

    The straight-line distance from London Southend to Seattle/Tacoma Intl is 4798.7 mi. Typically, this will take 35h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from London Southend Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from London Southend Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Southend Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Southend Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Westport
Kirkland
Ashford
Tacoma
SeaTac
Kent
Tukwila
Fife

Why use momondo?

Why should I use momondo to find a flight deal from London to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Seattle for you.

Can I find flights from London to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Seattle?

Once you have performed a search for London to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from London to Seattle right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seattle from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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