Cheap flight from London to Seattle from AED 1,276
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Flights from London to Seattle
Cheap flight deals from London to Seattle
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
LHR 17:2510h 15mNonstopSEA 19:40London - Seattle | Wed, May 14 | Delta Air Lines
SEA 20:209h 55mNonstopLHR 14:15Seattle - London | Thu, May 22 | Delta Air LinesAED 2,218 AED 4,11846% OFF46% OFFAED 4,118 AED 2,218 -
LHR 17:2510h 15mNonstopSEA 19:40London - Seattle | Wed, May 14 | Virgin Atlantic
SEA 17:359h 45mNonstopLHR 11:20Seattle - London | Mon, May 19 | Virgin AtlanticAED 2,270 AED 4,11845% OFF45% OFFAED 4,118 AED 2,270 -
LGW 13:0012h 50m1 stopsSEA 17:50London - Seattle | Sat, May 10 | Icelandair
SEA 15:4514h 55m1 stopsLGW 14:40Seattle - London | Tue, May 13 | IcelandairAED 1,856 AED 4,11855% OFF55% OFFAED 4,118 AED 1,856 -
LGW 15:4013h1 stopsSEA 20:40London - Seattle | Fri, May 9 | Icelandair
SEA 19:0011h 35m1 stopsLGW 14:35Seattle - London | Mon, May 12 | IcelandairAED 1,89154% OFFAED 4,118 AED 1,891
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LGW 13:0012h 50m1 stopsSEA 17:50London - Seattle | Tue, May 27 | Icelandair
SEA 15:4512h1 stopsLGW 11:45Seattle - London | Wed, Jun 4 | IcelandairAED 1,93753% OFFAED 4,118 AED 1,937
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LGW 15:4013h1 stopsSEA 20:40London - Seattle | Sat, Jun 7 | Icelandair
SEA 15:4512h1 stopsLGW 11:45Seattle - London | Fri, Jun 13 | IcelandairAED 2,02551% OFFAED 4,118 AED 2,025
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LGW 13:0012h 50m1 stopsSEA 17:50London - Seattle | Thu, May 15 | Icelandair
SEA 19:0011h 40m1 stopsLGW 14:40Seattle - London | Tue, May 20 | IcelandairAED 2,09549% OFFAED 4,118 AED 2,095
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LGW 15:4013h1 stopsSEA 20:40London - Seattle | Tue, May 13 | Icelandair
SEA 19:0011h 40m1 stopsLGW 14:40Seattle - London | Fri, May 16 | IcelandairAED 2,86730% OFFAED 4,118 AED 2,867
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LGW 15:4013h1 stopsSEA 20:40London - Seattle | Sun, May 11 | Icelandair
SEA 15:4512h1 stopsLGW 11:45Seattle - London | Wed, May 14 | IcelandairAED 3,23122% OFFAED 4,118 AED 3,231
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LGW 13:0012h 50m1 stopsSEA 17:50London - Seattle | Thu, May 8 | Icelandair
SEA 15:4512h1 stopsLGW 11:45Seattle - London | Mon, May 12 | IcelandairAED 3,25321% OFFAED 4,118 AED 3,253
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LGW 15:4013h1 stopsSEA 20:40London - Seattle | Sun, May 25 | Icelandair
SEA 23:3028h 15m1 stopsLGW 11:45Seattle - London | Thu, May 29 | IcelandairAED 3,59113% OFFAED 4,118 AED 3,591
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LGW 15:4013h1 stopsSEA 20:40London - Seattle | Mon, May 12 | Icelandair
SEA 19:0032h 45m1 stopsLGW 11:45Seattle - London | Thu, May 15 | IcelandairAED 3,8307% OFFAED 4,118 AED 3,830
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LON 13:0017h 25m1 stopsSEA Invalid DateLondon - Seattle | Sat, May 10 | Normal Airline
SEA 15:006hNonstopLON 16:00Seattle - London | Mon, May 12 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
LHR 09:509h 45mNonstopSEA 11:35London - Seattle | Mon, May 12 | IberiaAED 5,706 AED 11,26549% OFF49% OFFAED 11,265 AED 5,706 -
LHR 13:2510h 20mNonstopSEA 15:45London - Seattle | Wed, May 14 | Delta Air LinesAED 10,477 AED 11,2657% OFF7% OFFAED 11,265 AED 10,477
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LGW 10:5530h 1m1 stopsSEA 08:56London - Seattle | Sun, May 18 | Norse Atlantic AirwaysAED 1,276 AED 11,26589% OFF89% OFFAED 11,265 AED 1,276 -
LHR 14:1012h 55m1 stopsSEA 19:05London - Seattle | Wed, May 14 | WestJetAED 1,49087% OFFAED 11,265 AED 1,490 -
LHR 14:1013h 40m1 stopsSEA 19:50London - Seattle | Thu, Jun 19 | WestJetAED 1,57086% OFFAED 11,265 AED 1,570
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LHR 14:1014h 18m1 stopsSEA 20:28London - Seattle | Sun, Jun 15 | WestJetAED 1,57386% OFFAED 11,265 AED 1,573
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LGW 10:4533h 1m1 stopsSEA 11:46London - Seattle | Mon, May 26 | Norse Atlantic AirwaysAED 1,70685% OFFAED 11,265 AED 1,706
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LHR 14:1014h 18m1 stopsSEA 20:28London - Seattle | Wed, May 28 | WestJetAED 1,75584% OFFAED 11,265 AED 1,755
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LHR 14:1012h 55m1 stopsSEA 19:05London - Seattle | Tue, May 13 | WestJetAED 2,02282% OFFAED 11,265 AED 2,022
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LHR 14:1013h1 stopsSEA 19:10London - Seattle | Fri, May 9 | WestJetAED 2,93574% OFFAED 11,265 AED 2,935
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LHR 14:1014h 18m1 stopsSEA 20:28London - Seattle | Fri, Jun 6 | WestJetAED 3,24471% OFFAED 11,265 AED 3,244
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LHR 13:5513h 10m1 stopsSEA 19:05London - Seattle | Mon, May 12 | WestJetAED 4,00364% OFFAED 11,265 AED 4,003
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LON 13:0017h 25m1 stopsSEA Invalid DateLondon - Seattle | Sat, May 10 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from London (LON) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from London to Seattle based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from London (LON) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around AED 4,702. -
How long does it take to fly from London (LON) to Seattle (SEA)?
It takes about 10 hours 4 minutes to fly from London (LON) to Seattle (SEA). -
What are the most popular airlines that fly from London (LON) to Seattle (SEA)?
Airlines with flights from London (LON) to Seattle (SEA): Iberia, American Airlines, Delta Air Lines, Alaska Airlines, Aer Lingus, Aeromexico, Scandinavian Airlines, KLM, Air France, British Airways, Finnair and Virgin Atlantic. -
How many airports are there in Seattle (SEA)?
There are 3 airport(s) near Seattle (SEA): King County (Boeing Field) International Airport, Lake Union Sea Plane Base and Seattle–Tacoma International Airport.
How to find a cheap flight from London to Seattle
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from London to Seattle. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest London to Seattle ticket.
Tap "Date" on flight search bar to scan through the calender for London to Seattle airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Mon, May 12 at AED 5706 for one-way flights.
Compare cheap London to Seattle flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from London to Seattle. The cheapest airline operating is Iberia.
Set up a Price Alert
By setting up a Price Alert for your London to Seattle route, you can easily track the price of your airline tickets from without manually checking every day.
Don't miss cheap London to Seattle flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from London to Seattle to get exclusive deals for you.
Flight Info | London to Seattle
| Cheapest one-way flight price | AED 1,276 |
|---|---|
| Cheapest return ticket price | AED 2,200 |
| Off-season for travel | May |
| Peak season for travel | February |
| Flight distance | 7,711.56 km |
| Average flight time | 10 hours 4 minutes |
| Popular airline | Finnair |
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