Flights
Hotels
From
To
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.
Flights
Hotels
Round-trip
One-way
1 traveler
Unsupported Browser!
Find Flights
Finding cheap flights is simple. More than 36 million people last year saved hundreds by using our flights tool.
Did you mean flights from Seattle to London?

Cheap Flights from London to Seattle, WA, United States - LON to SEA Last modified: 27-Jun-2016 07:23

Popular flights from London to Seattle Last modified: 27-Jun-2016 07:23

We’ve got the inside scoop on finding the best time to fly for the best price. Not sure when to travel for your next vacation? Find details below on when-to-fly and when-to-buy.

Aer Lingus
Departure Date Return Date Lowest Price
12-Oct-2016 20-Oct-2016 £656
12-Oct-2016 25-Oct-2016 £656
Air Berlin
Departure Date Return Date Lowest Price
10-Oct-2016 15-Oct-2016 £4,580
Air Europa
Departure Date Return Date Lowest Price
12-Oct-2016 25-Oct-2016 £936
Air France
Departure Date Return Date Lowest Price
24-Sep-2016 01-Oct-2016 £639
24-Sep-2016 01-Oct-2016 £639
24-Sep-2016 01-Oct-2016 £639
24-Sep-2016 10-Oct-2016 £639
25-Sep-2016 03-Oct-2016 £639
Alaska Airlines
Departure Date Return Date Lowest Price
07-Sep-2016 21-Sep-2016 £562
20-Sep-2016 03-Oct-2016 £562
Alitalia
Departure Date Return Date Lowest Price
24-Sep-2016 10-Oct-2016 £969
American Airlines
Departure Date Return Date Lowest Price
22-Oct-2016 02-Nov-2016 £607
24-Oct-2016 31-Oct-2016 £607
25-Oct-2016 31-Oct-2016 £607
Austrian Airlines
Departure Date Return Date Lowest Price
24-Sep-2016 10-Oct-2016 £624
26-Sep-2016 03-Oct-2016 £624
02-Oct-2016 22-Oct-2016 £624
04-Oct-2016 11-Oct-2016 £624
04-Oct-2016 19-Oct-2016 £624
British Airways
Departure Date Return Date Lowest Price
24-Sep-2016 10-Oct-2016 £594
25-Sep-2016 09-Oct-2016 £594
26-Sep-2016 03-Oct-2016 £594
02-Oct-2016 22-Oct-2016 £594
04-Oct-2016 11-Oct-2016 £594
Brussels Airlines
Departure Date Return Date Lowest Price
09-Oct-2016 22-Oct-2016 £616
Condor Flugdienst
Departure Date Return Date Lowest Price
10-Oct-2016 15-Oct-2016 £852
Czech Airlines
Departure Date Return Date Lowest Price
24-Aug-2016 01-Sep-2016 £2,028
Finnair
Departure Date Return Date Lowest Price
24-Sep-2016 08-Oct-2016 £580
Iberia
Departure Date Return Date Lowest Price
24-Sep-2016 08-Oct-2016 £574
KLM Royal Dutch Airlines
Departure Date Return Date Lowest Price
24-Sep-2016 10-Oct-2016 £523
LOT Polish Airlines
Departure Date Return Date Lowest Price
15-Sep-2016 22-Sep-2016 £1,111
17-Sep-2016 04-Oct-2016 £1,111
Lufthansa German Airlines
Departure Date Return Date Lowest Price
24-Sep-2016 08-Oct-2016 £594
Sas Scandinavian Airlines
Departure Date Return Date Lowest Price
03-Oct-2016 10-Oct-2016 £820
07-Oct-2016 10-Oct-2016 £820
12-Oct-2016 25-Oct-2016 £820
24-Oct-2016 31-Oct-2016 £820
Tap Portugal
Departure Date Return Date Lowest Price
26-Sep-2016 03-Oct-2016 £1,829
United Airlines
Departure Date Return Date Lowest Price
01-Oct-2016 15-Oct-2016 £580
08-Oct-2016 17-Oct-2016 £580
08-Oct-2016 21-Oct-2016 £580
09-Oct-2016 18-Oct-2016 £580
10-Oct-2016 20-Oct-2016 £580
Virgin Atlantic Airways
Departure Date Return Date Lowest Price
25-Sep-2016 03-Oct-2016 £639
26-Sep-2016 03-Oct-2016 £639
28-Sep-2016 05-Oct-2016 £639
01-Oct-2016 15-Oct-2016 £639
01-Oct-2016 21-Oct-2016 £639

How Much Does it Cost to Fly from London to Seattle (LON to SEA)?

We have collected flight cost data from across the web for travel from London to Seattle, and have found the average flight price for this trip to be £570.

When Can I Buy the Cheapest Flight from London to Seattle (LON to SEA)?

Airlines can adjust prices for plane tickets from London to Seattle based on the day and time that you decide to book your flight. We have collected data from all airlines, and have discovered that the best days to book flights are Tuesdays, Wednesdays, and Saturdays. Read our article to find more information about the best time to buy airline tickets.

How far in advance should you book flights from London to Seattle

The chart below shows up-to-date information regarding how far in advance a flight from London to Seattle should be booked.

Non Stop versus 1-Stop
Advanced PurchaseNon StopOne Stop
< 7 days £1,338 £991
7-14 days £1,168 £1,083
14-21 days £1,086 £1,062
21-30 days £1,064 £1,062
30-60 days £715 £685
60-90 days £607 £562
90+ days £576 £553

Cheapest Day To Fly from London to Seattle

The chart below shows up-to-date information regarding the cheapest days to fly from London to Seattle.

Monday Tuesday Wednesday Thursday Friday Saturday Sunday
£594 £562 £562 £574 £600 £523 £574

Lowest Fares Chart By Month from London to Seattle

The chart below shows the lowest fare by month when flying from London to Seattle.

Month Origin Destination Carrier Depart Date Return Date Stops Price
June London Seattle American 29/06/16 13/07/16 1 £1,324
July London Seattle Alaska 01/07/16 03/07/16 1 £991
August London Seattle Alaska 31/08/16 13/09/16 1 £594
September London Seattle KLM 24/09/16 10/10/16 2 £523
October London Seattle Iberia 29/10/16 11/11/16 1 £553
November London Seattle Aer Lingus 20/11/16 28/11/16 2 £551
December London Seattle Iberia 02/12/16 07/12/16 1 £553
January London Seattle Iberia 14/01/17 27/01/17 1 £553
TIPSave £346 by flying into Vancouver instead of Seattle from London

Non-Stop vs Connecting Flights from London to Seattle (LON to SEA)

Your London to Seattle flight can be significantly cheaper by choosing a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.

The average price for connecting flights from London to Seattle is £822.

The average price for non-stop flights from London to Seattle is £621.

The chart below shows up to date information regarding non-stop flights from London to Seattle.

Nonstop Flight Details from London to Seattle
CarrierMonTueWedThuFriSatSunEarliest FlightLatest Flight
British Airways 2 1 1 2 2 2 2 09:25 15:25
Delta 1 1 1 1 1 1 1 11:00 11:00

Round Trip vs One Way Flights from London to Seattle (LON to SEA)

We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from London to Seattle. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.

The average price for one way flights from London to Seattle is £1,238.

The average price for round trip flights from London to Seattle is £817.

London to Seattle Flight Questions

Below are some common questions that asked about this flight route:

Question: How long is a direct flight from London to Seattle?
Answer: The average London to Seattle flight time is 9 hours and 52 minutes.
Question: How many kilometers are there between London and Seattle?
Answer: The distance from London to Seattle is 7699 kilometers.
Question: How common are direct flights from London to Seattle?
Answer: There are 19 direct flights from London to Seattle.
Question: What is the most popular airline for non-stop flights from London to Seattle?
Answer: British Airways provides 63% of the non-stop flights between London and Seattle.
Question: What are the most popular connecting cities when flying from London to Seattle?
Answer: Reykjavik, IS

Airlines Flying from London to Seattle (LON to SEA) Number of flights searched: 573Last modified: 27-Jun-2016 07:23

Below are the different airlines that fly from London to Seattle with the average price of their plane tickets. Just remember that different airlines offer different levels of comfort and service, so consider convenience when choosing your airline.

Below is the full flight schedule summary of the next 30 days for flights from London to Seattle.

London to Seattle
Airline Connections Mon Tue Wed Thu Fri Sat Sun
American ORD X X X X X X X
Air Canada YYZ X X X X X X X
Air Canada YOW / YYC X X X X X X X
British Airways - X X X X X X X
Delta - X X X X X X X
Delta SLC X X X X X X X
Icelandair KEF X X X X X X X
Korean ICN X X X X X X X
Lufthansa FRA X X X X X X X
United ORD X X X X X X X
Virgin Atlantic - X X X X X X X

Airports for Your Route

These pages contain information about the major airports in London and Seattle, so you can feel comfortable knowing how to get around whether you are about to take off or you just landed.

Cheap International Flights from London - LON

FlightsAirlineLowest Price
London to Vancouver Aegean, Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Meridiana, Adria, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet, City Jet £387
London to New York Aegean, American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Kuwait, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, TAROM, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, City Jet £355
London to Los Angeles Aegean, American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Air New Zealand, Czech, Arkefly, Austrian, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight, City Jet £505
London to Portland American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Adria, KLM, Lufthansa, LOT, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic £676
London to Toronto Aegean, Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, Porter, SATA, SAS, Brussels, Corsair, Jetairfly, Tap Portugal, Air Transat, Air Europa, Virgin Atlantic, FlexFlight, WestJet £332
London to San Francisco American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, XL Airways, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight, City Jet £559
London to Calgary Aegean, Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Adria, KLM, Lufthansa, LOT, Czech, Austrian, SATA, SAS, Brussels, Corsair, Jetairfly, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £356
London to Victoria Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Czech, Austrian, SATA, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £442
London to Chicago American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Bulgaria Air, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, City Jet £434
London to Edmonton Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, airBaltic, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Czech, Arkefly, Austrian, SATA, Brussels, Corsair, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £330
London to Las Vegas American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic £602
London to Miami American, Air Berlin, Air France, Alaska, Finnair, Alitalia, British Airways, Condor, Pullmantur Air, Aer Lingus, Bulgaria Air, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic £482
London to Orlando American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic £477
London to Dubai Germanwings, Aegean, Air Berlin, Air France, Finnair, Alitalia, British Airways, Royal Brunei, airBaltic, Norwegian Air, Condor, Aer Lingus, Emirates, Eurowings, Etihad, flydubai, transavia.com, Iberia, KLM, Air Malta, Luxair, Lufthansa, LOT, Czech, Austrian, Qantas, SmartWings, TAROM, SAS, Brussels, Germania, Tap Portugal, Air Europa, Virgin Atlantic, Vueling, WIZZ £299
London to Dallas - Ft Worth American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Pullmantur Air, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Virgin Atlantic £581
London to Istanbul Germanwings, Onur Air, Aegean, Air Berlin, Air France, Finnair, Alitalia, British Airways, airBaltic, Norwegian Air, Condor, Aer Lingus, Eurowings, Bulgaria Air, Ryanair, Iberia, Meridiana, Adria, Atlasjet, KLM, Air Malta, Luxair, Lufthansa, LOT, Jet2, Thomas Cook, Czech, Austrian, Pegasus, SmartWings, TAROM, SAS, Brussels, Turkish, Tap Portugal, easyJet, Virgin Atlantic, Vueling, WIZZ, TUIfly, Corendon, Sunexpress, SunExpress, Monarch £85

Cheap International Flights to Seattle - SEA

FlightsAirlineLowest Price
Manchester to Seattle American, Air Berlin, Air France, Alaska, Finnair, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Austrian, XL Airways, SAS, Brussels, Tap Portugal, United, Virgin Atlantic £588
Birmingham to Seattle Aegean, American, Air Berlin, Air France, Alaska, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Czech, SAS, Brussels, United, Virgin Atlantic £585
Bristol to Seattle American, Air Berlin, Air France, Finnair, British Airways, BMI Regional, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Czech, Brussels, United, Virgin Atlantic £957
Leeds Bradford to Seattle American, Air Berlin, Air France, Finnair, British Airways, Aer Lingus, Iberia, KLM, Lufthansa, United, Virgin Atlantic £597
Cardiff to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Brussels, Tap Portugal, United, Virgin Atlantic £890
Rotterdam to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Austrian, Brussels, United, Virgin Atlantic £800
Humberside to Seattle Air France, Finnair, British Airways, KLM, Lufthansa, United, Virgin Atlantic Check Dates
Norwich to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic £715
Southampton to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic Check Dates
Exeter to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic Check Dates
Nottingham to Seattle American, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, Lufthansa, Brussels, United, Virgin Atlantic £1,206
Jersey to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, Lufthansa, Czech, United, Virgin Atlantic Check Dates
Lille to Seattle Air France, Lufthansa Check Dates
Manchester to Vancouver Air Berlin, Air Canada, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Arkefly, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £422
Cheap Flights from London to Seattle, WA, United States, from £523 Round trip from LON to SEA