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Cheap flights from Seattle to the United Kingdom from $206

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 1/13. 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
$512Icelandair
Find Deal
Sat, Feb 1 - Sat, Feb 8
2:35 pm - 10:45 amSEA-MAN
12h 10m1 stop
11:55 am - 5:00 pmMAN-SEA
13h 05m1 stop
$536Icelandair
Find Deal
Wed, Feb 5 - Wed, Feb 12
12:35 pm - 10:20 amSEA-MAN
13h 45m1 stop
5:15 pm - 11:46 amMAN-SEA
26h 31m1 stop
$591Virgin Atlantic
Find Deal
Wed, Feb 5 - Wed, Feb 12
9:55 am - 12:45 pmSEA-MAN
18h 50m2 stops
5:55 am - 11:46 amMAN-SEA
13h 51m1 stop
$600Virgin Atlantic
Find Deal
Wed, Feb 5 - Wed, Feb 12
8:20 pm - 6:50 pmSEA-MAN
14h 30m1 stop
7:00 am - 11:10 amMAN-SEA
12h 10m1 stop
$621British Airways
Find Deal
Wed, Apr 2 - Tue, Apr 15
2:19 pm - 4:20 pmSEA-MAN
18h 01m2 stops
8:55 am - 4:55 pmMAN-SEA
16h 00m1 stop
$639British Airways
Find Deal
Wed, Feb 5 - Wed, Feb 12
1:43 pm - 4:25 pmSEA-MAN
18h 42m2 stops
4:20 pm - 11:20 amMAN-SEA
27h 00m1 stop
$646American Airlines
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Mon, Feb 3 - Mon, Feb 10
1:25 pm - 3:35 pmSEA-MAN
18h 10m2 stops
7:00 am - 6:20 pmMAN-SEA
19h 20m1 stop
$649American Airlines
Find Deal
Wed, Apr 2 - Tue, Apr 15
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
6:30 am - 11:46 amLHR-SEA
13h 16m1 stop
$675Delta
Find Deal
Sun, Jan 26 - Tue, Feb 11
5:35 pm - 11:25 amSEA-LHR
9h 50mnonstop
6:15 am - 11:15 amLHR-SEA
13h 00m1 stop
$682Delta
Find Deal
Tue, Apr 15 - Wed, Apr 23
5:23 pm - 6:00 amSEA-LGW
28h 37m2 stops
Mon, Jan 13
5:23 pm - 6:00 amSEA-LGW
28h 37m2 stops
Mon, Jan 13
2:35 pm - 10:50 amSEA-LHR
12h 15m1 stop
$261Icelandair
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Wed, Jan 22
2:35 pm - 10:55 amSEA-LGW
12h 20m1 stop
$266Icelandair
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Sun, Jan 26
7:30 am - 7:05 amSEA-LHR
15h 35m1 stop
$382Virgin Atlantic
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Thu, Jan 30
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
$393British Airways
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Wed, Mar 5
5:35 pm - 11:25 amSEA-LHR
9h 50mnonstop
$402Virgin Atlantic
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Tue, Apr 15
2:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
$415British Airways
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Tue, Mar 25
10:55 pm - 8:10 pmSEA-LHR
13h 15m1 stop
$422Delta
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Sat, Feb 15
2:14 pm - 4:35 pmSEA-LCY
18h 21m1 stop
$460Delta
Find Deal
Wed, Jan 22
2:35 pm - 10:45 amSEA-MAN
12h 10m1 stop
11:55 am - 5:00 pmMAN-SEA
13h 05m1 stop
$750Icelandair
Find Deal
Sun, Dec 29 - Fri, Jan 17
3:05 pm - 5:05 pmSEA-MAN
42h 00m2 stops
6:05 am - 9:30 pmMAN-SEA
23h 25m2 stops
Sun, Dec 29 - Fri, Jan 17
3:22 pm - 4:55 pmSEA-MAN
17h 33m2 stops
6:05 am - 12:10 pmMAN-SEA
14h 05m1 stop
Sun, Dec 29 - Fri, Jan 17
6:15 am - 7:35 amSEA-MAN
17h 20m1 stop
2:00 pm - 6:46 pmMAN-SEA
36h 46m2 stops
$969Virgin Atlantic
Find Deal
Fri, Dec 27 - Tue, Jan 7
7:30 pm - 1:10 pmSEA-LHR
9h 40mnonstop
4:35 pm - 10:38 amLHR-SEA
26h 03m1 stop
$1,308Virgin Atlantic
Find Deal
Fri, Dec 27 - Tue, Jan 7
1:45 pm - 10:30 amSEA-EDI
12h 45m1 stop
7:20 pm - 4:55 pmEDI-SEA
29h 35m1 stop
$1,386British Airways
Find Deal
Fri, Dec 27 - Thu, Jan 9
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
3:50 pm - 6:20 pmLHR-SEA
10h 30mnonstop
$1,937Delta
Find Deal
Thu, Dec 26 - Sun, Jan 5
8:20 am - 7:35 amSEA-MAN
15h 15m1 stop
6:00 am - 11:20 amMAN-SEA
13h 20m1 stop
$2,189Delta
Find Deal
Thu, Dec 26 - Sat, Jan 4
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 4:55 pmLHR-SEA
9h 55mnonstop
$3,095American Airlines
Find Deal
Sun, Dec 29 - Mon, Dec 30
8:00 pm - 7:40 pmSEA-GLA
15h 40m1 stop
10:20 am - 4:55 pmGLA-SEA
14h 35m1 stop
$5,064British Airways
Find Deal
Sun, Dec 29 - Sun, Jan 5
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 12:20 pmLHR-SEA
9h 55mnonstop
$612Iberia
Find Deal
Mon, Mar 3 - Tue, Mar 18
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
3:00 pm - 5:55 pmLHR-SEA
9h 55mnonstop
$648British Airways
Find Deal
Tue, Mar 4 - Wed, Mar 26
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$666Virgin Atlantic
Find Deal
Tue, Feb 4 - Tue, Feb 11
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
1:15 pm - 3:15 pmLHR-SEA
10h 00mnonstop
$670Virgin Atlantic
Find Deal
Tue, Feb 4 - Tue, Feb 11
7:04 pm - 12:40 pmSEA-LHR
9h 36mnonstop
3:50 pm - 6:20 pmLHR-SEA
10h 30mnonstop
$688KLM
Find Deal
Wed, Jan 22 - Fri, Jan 31
1:35 pm - 7:00 amSEA-LHR
9h 25mnonstop
9:25 am - 11:20 amLHR-SEA
9h 55mnonstop
$689American Airlines
Find Deal
Tue, Jan 21 - Tue, Feb 11
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$738Delta
Find Deal
Thu, Feb 13 - Thu, Feb 20
5:45 pm - 11:10 amSEA-LHR
9h 25mnonstop
12:40 pm - 2:40 pmLHR-SEA
10h 00mnonstop
$739Delta
Find Deal
Thu, Jan 23 - Thu, Jan 30
7:55 pm - 1:30 pmSEA-LHR
9h 35mnonstop
5:00 pm - 7:35 pmLHR-SEA
10h 35mnonstop
$741KLM
Find Deal
Sun, Apr 20 - Sat, May 3
6:50 pm - 12:15 pmSEA-LHR
9h 25mnonstop
9:25 am - 11:10 amLHR-SEA
9h 45mnonstop
$846American Airlines
Find Deal
Mon, Jan 13 - Tue, Apr 29

British Airways flights from Seattle to United Kingdom

Our best British Airways deals on Seattle to United Kingdom flight tickets
British Airways
Apr 2
SEA8:20 pmSeattle/Tacoma Intl
14h 30m
1 stop
MAN6:50 pmManchester
Apr 15
MAN7:00 amManchester
12h 10m
1 stop
SEA11:10 amSeattle/Tacoma Intl
British Airways
Feb 5
SEA2:19 pmSeattle/Tacoma Intl
18h 01m
2 stops
MAN4:20 pmManchester
Feb 12
MAN8:55 amManchester
16h 00m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
British Airways
Feb 10
SEA6:50 pmSeattle/Tacoma Intl
9h 25m
LHR12:15 pmLondon Heathrow
Feb 19
LHR3:00 pmLondon Heathrow
9h 55m
SEA4:55 pmSeattle/Tacoma Intl

WestJet flights from Seattle to United Kingdom

Our best WestJet deals on Seattle to United Kingdom flight tickets
WestJet
Feb 19
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Feb 25
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
Feb 4
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Feb 11
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl
WestJet
Feb 19
SEA3:15 pmSeattle/Tacoma Intl
13h 35m
1 stop
LHR12:50 pmLondon Heathrow
Feb 25
LHR2:50 pmLondon Heathrow
31h 31m
1 stop
SEA2:21 pmSeattle/Tacoma Intl

See travel insights to the United Kingdom from

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 month to fly to United Kingdom?

In general, October is the cheapest month to fly from Seattle to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $667. If you aren’t able to travel to United Kingdom during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $677.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Seattle to United Kingdom is on a Tuesday when prices can be found for as low as $768. The most expensive day to fly to United Kingdom is Thursday, with ticket prices averaging around $912.

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

According to our data, the cheapest time of day to fly to United Kingdom is in the afternoon. momondo users have found flights departing from Seattle to United Kingdom in the afternoon for as low as $800. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the morning, with an average ticket price of $980. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Seattle/Tacoma Intl to United Kingdom flight route?

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

How far in advance should I book a flight to United Kingdom?

We recommend purchasing flights from Seattle to United Kingdom 44 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to United Kingdom for $832. However, in the past 72 hours, people saw flights from Seattle for as low as $683.

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

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl 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 44% 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

$206

Fastest flight time

9h 20m

Direct flights

Every day

Airports in United Kingdom

5 airports
The best one-way flight to United Kingdom from Seattle in the past 72 hours is $206. The best round-trip flight deal from Seattle to United Kingdom found on momondo in the last 72 hours is $512.
The fastest flight from Seattle to United Kingdom takes 9h 20m
Direct flights go from Seattle to United Kingdom every day.
There are 5 airports near United Kingdom: London Heathrow (LHR), 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
7,086 reviews
Search Lufthansa flights
IcelandairPriceFrom $497Free CancellationRating
7.1
505 reviews
Search Icelandair flights
FinnairPriceFrom $560Free CancellationRating
7.7
1,286 reviews
Search Finnair flights
American AirlinesPriceFrom $568Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Aer LingusPriceFrom $579Free CancellationRating
7.1
1,074 reviews
Search Aer Lingus flights
IberiaPriceFrom $583Free CancellationRating
7.0
2,651 reviews
Search Iberia flights
DeltaPriceFrom $584Free CancellationRating
8.0
8,580 reviews
Search Delta flights
British AirwaysPriceFrom $586Free CancellationRating
6.6
6,810 reviews
Search British Airways flights
Air FrancePriceFrom $588Free CancellationRating
7.4
1,500 reviews
Search Air France flights
KLMPriceFrom $597Free CancellationRating
7.8
1,346 reviews
Search KLM 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.


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Popular cities in the United Kingdom

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