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Cheap flights from Seattle to the United Kingdom from $177

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to the United Kingdom departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to the United Kingdom

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to the United Kingdom that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to the United Kingdom.

Cheap last minute flights

Planning a quick getaway from Seattle to the United Kingdom? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to the United Kingdom, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to the United Kingdom

Find recent round-trip train or bus tickets from Seattle to the United Kingdom.

All round-trip flight deals to the United Kingdom

The cheapest plane tickets to the United Kingdom found on KAYAK recently.
2:35 pm - 10:45 amSEA-MAN
12h 10m1 stop
11:55 am - 5:00 pmMAN-SEA
13h 05m1 stop
$531Icelandair
Find Deal
Thu, Feb 6 - Mon, Feb 10
2:35 pm - 10:45 amSEA-MAN
12h 10m1 stop
11:55 am - 5:00 pmMAN-SEA
13h 05m1 stop
$532Icelandair
Find Deal
Wed, Jan 29 - Sun, Feb 2
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:20 am - 11:20 amLHR-SEA
13h 00m1 stop
$623Virgin Atlantic
Find Deal
Sun, Dec 29 - Tue, Jan 14
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$633Virgin Atlantic
Find Deal
Wed, Dec 11 - Wed, Dec 18
9:30 am - 10:20 amSEA-MAN
16h 50m2 stops
12:00 pm - 12:21 amMAN-SEA
20h 21m1 stop
$635Delta
Find Deal
Wed, Dec 4 - Wed, Dec 11
9:30 am - 10:20 amSEA-MAN
16h 50m2 stops
12:00 pm - 12:21 amMAN-SEA
20h 21m1 stop
$636Delta
Find Deal
Wed, Dec 4 - Wed, Dec 11
6:50 pm - 3:50 pmSEA-GLA
13h 00m1 stop
11:50 am - 4:55 pmGLA-SEA
13h 05m1 stop
$640British Airways
Find Deal
Tue, Jan 7 - Tue, Jan 14
1:35 pm - 3:50 pmSEA-GLA
18h 15m2 stops
8:40 am - 4:55 pmGLA-SEA
16h 15m1 stop
$642American Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 29
1:35 pm - 6:30 pmSEA-GLA
20h 55m2 stops
8:40 am - 4:55 pmGLA-SEA
16h 15m1 stop
$643American Airlines
Find Deal
Sun, Feb 9 - Wed, Feb 19
6:50 pm - 6:30 pmSEA-GLA
15h 40m1 stop
11:25 am - 4:55 pmGLA-SEA
13h 30m1 stop
$668British Airways
Find Deal
Wed, Jan 15 - Thu, Jan 30
9:21 pm - 10:35 amSEA-LGW
29h 14m1 stop
Sat, Dec 7
10:13 am - 10:35 amSEA-LGW
16h 22m1 stop
Tue, Jan 14
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
$214Icelandair
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Tue, Jan 14
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
$214Icelandair
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Mon, Jan 13
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$400British Airways
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Sun, Dec 29
9:50 am - 10:00 amSEA-LHR
16h 10m1 stop
$412Delta
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Wed, Jan 1
6:50 pm - 3:50 pmSEA-GLA
13h 00m1 stop
$414British Airways
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Wed, Jan 8
10:55 pm - 9:55 amSEA-GLA
27h 00m2 stops
$436Delta
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Mon, Jan 6
2:09 pm - 4:35 pmSEA-LCY
18h 26m1 stop
$439Virgin Atlantic
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Mon, Jan 20
2:09 pm - 4:35 pmSEA-LCY
18h 26m1 stop
$451Virgin Atlantic
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Wed, Jan 8
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
11:55 am - 5:00 pmLGW-SEA
13h 05m1 stop
$598Icelandair
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Mon, Nov 18 - Thu, Nov 28
2:35 pm - 7:30 pmSEA-LHR
20h 55m1 stop
12:15 pm - 5:00 pmLHR-SEA
12h 45m1 stop
$600Icelandair
Find Deal
Mon, Nov 18 - Thu, Nov 28
2:55 pm - 10:35 amSEA-LGW
35h 40m1 stop
12:00 pm - 2:53 pmLGW-SEA
34h 53m1 stop
Mon, Nov 18 - Tue, Dec 10
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:40 amLHR-SEA
13h 10m1 stop
$801Delta
Find Deal
Mon, Nov 18 - Tue, Nov 26
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:40 amLHR-SEA
13h 10m1 stop
$803Delta
Find Deal
Tue, Nov 19 - Thu, Nov 28
6:50 pm - 6:30 pmSEA-GLA
15h 40m1 stop
5:30 pm - 4:55 pmGLA-SEA
31h 25m1 stop
$818British Airways
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Sun, Nov 17 - Tue, Dec 3
6:50 pm - 10:15 pmSEA-GLA
19h 25m1 stop
8:20 pm - 4:55 pmGLA-SEA
28h 35m1 stop
$887British Airways
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Sat, Nov 16 - Tue, Dec 3
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$975American Airlines
Find Deal
Tue, Nov 19 - Tue, Dec 3
12:35 am - 7:30 amSEA-LGW
22h 55m2 stops
11:20 am - 12:53 amLGW-SEA
21h 33m2 stops
$1,044American Airlines
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Sat, Nov 16 - Sun, Nov 24
2:05 pm - 5:25 pmSEA-LCY
19h 20m1 stop
6:10 pm - 7:00 pmLCY-SEA
32h 50m2 stops
$1,460Virgin Atlantic
Find Deal
Mon, Nov 18 - Sun, Nov 24
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$633Virgin Atlantic
Find Deal
Wed, Dec 11 - Wed, Dec 18
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$635Virgin Atlantic
Find Deal
Sun, Dec 29 - Tue, Jan 14
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$641Iberia
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$645Iberia
Find Deal
Mon, Jan 13 - Thu, Jan 23
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$659Delta
Find Deal
Wed, Dec 11 - Thu, Dec 19
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$673British Airways
Find Deal
Wed, Jan 8 - Fri, Jan 17
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$693British Airways
Find Deal
Tue, Jan 7 - Mon, Jan 20
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$752Delta
Find Deal
Thu, Dec 12 - Thu, Dec 19
1:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$949American Airlines
Find Deal
Tue, Nov 26 - Tue, Dec 3
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$975American Airlines
Find Deal
Tue, Nov 19 - Tue, Dec 3

Aer Lingus flights from Seattle to United Kingdom

Our best Aer Lingus deals on Seattle to United Kingdom flight tickets
Aer Lingus
Dec 1
SEA8:00 pmSeattle/Tacoma Intl
17h 00m
1 stop
LHR9:00 pmLondon Heathrow
Dec 8
LHR7:50 amLondon Heathrow
18h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Aer Lingus
Dec 1
SEA8:00 pmSeattle/Tacoma Intl
17h 00m
1 stop
LHR9:00 pmLondon Heathrow
Dec 8
LHR7:50 amLondon Heathrow
18h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl
Aer Lingus
Nov 27
SEA8:00 pmSeattle/Tacoma Intl
17h 40m
1 stop
LCY9:40 pmLondon City
Dec 13
LCY6:50 amLondon City
19h 25m
1 stop
SEA6:15 pmSeattle/Tacoma Intl

WestJet flights from Seattle to United Kingdom

Our best WestJet deals on Seattle to United Kingdom flight tickets
WestJet
Jan 24
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Jan 30
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
Nov 21
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Nov 27
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl

How to get the cheapest flight ticket from Seattle to United Kingdom

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 airline that flies to United Kingdom from Seattle?

Finnair. Finnair, Icelandair, and Iberia are the most popular carriers operating from Seattle to United Kingdom

What is the cheapest Seattle to United Kingdom flight route?

Seattle/Tacoma Intl - London Gatwick. Fly from Seattle/Tacoma Intl to London Gatwick for the best Seattle - United Kingdom flight prices

What cabin class options are available on Seattle to United Kingdom flights?

There are 3 cabin classes available to choose from on Seattle to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to United Kingdom flights?

You could potentially save up to 54% on your flight if you consider stops on a Seattle to United Kingdom flight.

Cheap Seattle to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to United Kingdom

Best Price Found

$177

Fastest flight time

9h 20m

Direct flights

Every day

Airports in United Kingdom

9 airports
The best one-way flight to United Kingdom from Seattle in the past 72 hours is $177. The best round-trip flight deal from Seattle to United Kingdom found on momondo in the last 72 hours is $531.
The fastest flight from Seattle to United Kingdom takes 9h 20m
Direct flights go from Seattle to United Kingdom every day.
There are 9 airports near United Kingdom: Birmingham (BHX), London City (LCY), London Heathrow (LHR), London Luton (LTN), Edinburgh Turnhouse (EDI), Manchester (MAN), London Stansted (STN), London Gatwick (LGW), Glasgow Intl (GLA)

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

    Prices for flights from Seattle/Tacoma Intl Airport to United Kingdom refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to United Kingdom?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to United Kingdom?


Best airlines flying from Seattle to United Kingdom

Compare and see reviews for airlines that fly from Seattle to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $384Free CancellationRating
6.8
7,170 reviews
Search Lufthansa flights
IcelandairPriceFrom $498Free CancellationRating
7.2
561 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom $542Free CancellationRating
7.6
663 reviews
Search Virgin Atlantic flights
FinnairPriceFrom $560Free CancellationRating
7.7
1,304 reviews
Search Finnair flights
United AirlinesPriceFrom $575Free CancellationRating
7.4
9,194 reviews
Search United Airlines flights
American AirlinesPriceFrom $577Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Aer LingusPriceFrom $579Free CancellationRating
7.1
1,084 reviews
Search Aer Lingus flights
IberiaPriceFrom $579Free CancellationRating
7.0
2,665 reviews
Search Iberia flights
DeltaPriceFrom $584Free CancellationRating
8.0
8,788 reviews
Search Delta flights
British AirwaysPriceFrom $586Free CancellationRating
6.6
6,838 reviews
Search British Airways flights

Why use momondo?

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

It is quick and easy to find Seattle to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

All flight searches from Seattle to United Kingdom on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Seattle to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to United Kingdom.

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

If you are not ready to book a flight from Seattle to United Kingdom now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United Kingdom and let you know when they change.


An easier way to manage your United Kingdom trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo