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Cheap flights from Seattle to London Luton Airport from £227

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 London Luton Airport departing on 20/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

These are some of the best return flight deals from Seattle to London 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 London.

Cheap last-minute flights

Planning a quick getaway from Seattle to London? 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 London, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Seattle to London

Find recent round-trip train or bus tickets from Seattle to London.

All round-trip flight deals to London

The cheapest plane tickets to London found on KAYAK recently.
14:35 - 21:55SEA-LTN
23h 20m2 stops
07:05 - 17:00LTN-SEA
17h 55m2 stops
Sun, 12 Jan - Thu, 16 Jan
14:35 - 19:30SEA-LTN
20h 55m2 stops
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18h 25m2 stops
Thu, 9 Jan - Wed, 15 Jan
14:35 - 21:40SEA-LTN
23h 05m2 stops
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18h 30m2 stops
Thu, 16 Jan - Thu, 23 Jan
10:35 - 21:55SEA-LTN
27h 20m3 stops
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34h 55m3 stops
Sun, 12 Jan - Wed, 29 Jan
15:20 - 21:55SEA-LTN
22h 35m2 stops
07:05 - 10:00LTN-SEA
34h 55m3 stops
Sun, 12 Jan - Thu, 16 Jan
15:15 - 22:00SEA-LTN
22h 45m2 stops
07:00 - 10:00LTN-SEA
35h 00m3 stops
Mon, 20 Jan - Fri, 24 Jan
14:35 - 22:10SEA-LTN
23h 35m2 stops
07:00 - 10:00LTN-SEA
35h 00m3 stops
Tue, 14 Jan - Sun, 19 Jan
14:35 - 22:10SEA-LTN
23h 35m2 stops
07:00 - 10:00LTN-SEA
35h 00m3 stops
Tue, 14 Jan - Sun, 19 Jan
14:35 - 22:10SEA-LTN
23h 35m2 stops
07:00 - 10:00LTN-SEA
35h 00m3 stops
Tue, 14 Jan - Sun, 19 Jan
05:45 - 21:00SEA-LTN
31h 15m3 stops
06:50 - 22:10LTN-SEA
23h 20m3 stops
Tue, 3 Dec - Wed, 11 Dec
15:15 - 22:00SEA-LTN
22h 45m2 stops
Mon, 20 Jan
15:15 - 17:15SEA-LTN
18h 00m2 stops
Thu, 27 Feb
15:15 - 22:00SEA-LTN
22h 45m2 stops
Tue, 21 Jan
15:15 - 21:55SEA-LTN
22h 40m2 stops
Sun, 19 Jan
15:20 - 06:30SEA-LTN
55h 10m3 stops
Sun, 12 Jan
15:15 - 14:55SEA-LTN
15h 40m2 stops
Wed, 19 Feb
11:30 - 17:05SEA-LTN
21h 35m3 stops
Fri, 17 Jan
15:20 - 10:35SEA-LTN
35h 15m2 stops
Sat, 11 Jan
15:20 - 21:55SEA-LTN
22h 35m2 stops
Sun, 12 Jan
15:20 - 21:55SEA-LTN
22h 35m2 stops
Sun, 12 Jan
20:00 - 22:00SEA-LTN
18h 00m1 stop
05:55 - 18:15LTN-SEA
20h 20m1 stop
Sun, 24 Nov - Mon, 16 Dec
06:15 - 10:35SEA-LTN
20h 20m2 stops
07:05 - 12:15LTN-SEA
13h 10m1 stop
Mon, 25 Nov - Thu, 28 Nov
20:00 - 22:00SEA-LTN
18h 00m1 stop
09:00 - 18:15LTN-SEA
17h 15m1 stop
Sun, 24 Nov - Sun, 15 Dec
14:35 - 13:55SEA-LTN
15h 20m1 stop
06:30 - 17:00LTN-SEA
18h 30m1 stop
£1,028
Find Deal
Mon, 25 Nov - Thu, 28 Nov
05:45 - 12:10SEA-LTN
22h 25m3 stops
07:00 - 07:34LTN-SEA
32h 34m3 stops
£1,238
Find Deal
Fri, 22 Nov - Sat, 30 Nov
06:05 - 17:10SEA-LTN
27h 05m3 stops
18:05 - 17:05LTN-SEA
31h 00m2 stops
£1,525
Find Deal
Sat, 23 Nov - Mon, 25 Nov
15:20 - 14:15SEA-LTN
14h 55m2 stops
18:35 - 17:05LTN-SEA
30h 30m2 stops
£1,639
Find Deal
Sat, 23 Nov - Mon, 25 Nov
13:25 - 10:15SEA-LTN
12h 50m1 stop
18:35 - 17:05LTN-SEA
30h 30m2 stops
£1,658
Find Deal
Sat, 23 Nov - Mon, 25 Nov
05:45 - 12:10SEA-LTN
22h 25m3 stops
06:25 - 17:10LTN-SEA
18h 45m1 stop
£1,672
Find Deal
Fri, 22 Nov - Sat, 30 Nov
14:00 - 17:10SEA-LTN
19h 10m2 stops
08:00 - 20:44LTN-SEA
20h 44m3 stops
£1,864
Find Deal
Sat, 23 Nov - Fri, 29 Nov

See travel insights to London from

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

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

Can stopping save me money on Seattle to London Luton Airport flights?

You could potentially save up to 42% on your flight if you consider stops on a Seattle to London Luton Airport flight.

When to book flights from Seattle to London Luton Airport

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

Cheap Seattle to London Luton Airport (SEA to LTN) flight deals and tips

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

Best price found

£227

Fastest flight time

12h 45m

Direct flights

None
The best one-way flight to London Luton Airport from Seattle in the past 72 hours is £227. The best return flight deal from Seattle to London Luton Airport found on momondo in the last 72 hours is £560.
The fastest flight from Seattle to London Luton Airport takes 12h 45m
There are no direct flights from Seattle to London Luton Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - London Luton Airport.

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

    The distance between Seattle/Tacoma Intl and London Luton is about 4754.4 mi. In terms of flight time, this usually takes a little over 12h 45m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to London Luton Airport are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to London Luton Airport.

  • What documentation or ID do you need to fly to London Luton Airport?

    The required travel and health documents for your London Luton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Luton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Why use momondo?

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

It is quick and easy to find Seattle to London 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 London that suits you.

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

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

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

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 London.

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

Yes momondo offers price alerts on flights to London from Seattle. 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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