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Cheap Flights from London to Seattle, WA, United States - LON to SEA Last modified: 29-May-2016 19:20

Popular flights from London to Seattle Last modified: 29-May-2016 19:20

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
16-Sep-2016 27-Sep-2016 £618
18-Sep-2016 28-Sep-2016 £618
18-Sep-2016 29-Sep-2016 £618
18-Sep-2016 02-Oct-2016 £618
21-Sep-2016 29-Sep-2016 £618
Air Berlin
Departure Date Return Date Lowest Price
06-Aug-2016 20-Aug-2016 £3,995
Air Europa
Departure Date Return Date Lowest Price
01-Jun-2016 08-Jun-2016 £954
Air France
Departure Date Return Date Lowest Price
27-Aug-2016 03-Sep-2016 £565
27-Aug-2016 03-Sep-2016 £565
27-Aug-2016 08-Sep-2016 £565
27-Aug-2016 10-Sep-2016 £565
28-Aug-2016 07-Sep-2016 £565
Alaska Airlines
Departure Date Return Date Lowest Price
20-Sep-2016 04-Oct-2016 £533
21-Sep-2016 03-Oct-2016 £533
Alitalia
Departure Date Return Date Lowest Price
30-Aug-2016 09-Sep-2016 £842
American Airlines
Departure Date Return Date Lowest Price
27-Aug-2016 10-Sep-2016 £557
30-Aug-2016 10-Sep-2016 £557
Austrian Airlines
Departure Date Return Date Lowest Price
22-Sep-2016 04-Oct-2016 £573
British Airways
Departure Date Return Date Lowest Price
13-Sep-2016 20-Sep-2016 £550
Brussels Airlines
Departure Date Return Date Lowest Price
20-Sep-2016 30-Sep-2016 £574
Condor Flugdienst
Departure Date Return Date Lowest Price
14-Jun-2016 27-Jun-2016 £866
Czech Airlines
Departure Date Return Date Lowest Price
14-Jun-2016 27-Jun-2016 £2,045
Finnair
Departure Date Return Date Lowest Price
27-Aug-2016 08-Sep-2016 £556
27-Aug-2016 10-Sep-2016 £556
27-Aug-2016 10-Sep-2016 £556
28-Aug-2016 07-Sep-2016 £556
29-Aug-2016 07-Sep-2016 £556
Iberia
Departure Date Return Date Lowest Price
27-Aug-2016 08-Sep-2016 £524
27-Aug-2016 10-Sep-2016 £524
14-Sep-2016 21-Sep-2016 £524
KLM Royal Dutch Airlines
Departure Date Return Date Lowest Price
26-Aug-2016 09-Sep-2016 £561
28-Aug-2016 07-Sep-2016 £561
28-Aug-2016 11-Sep-2016 £561
30-Aug-2016 06-Sep-2016 £561
30-Aug-2016 07-Sep-2016 £561
LOT Polish Airlines
Departure Date Return Date Lowest Price
09-Sep-2016 25-Sep-2016 £1,038
Lufthansa German Airlines
Departure Date Return Date Lowest Price
26-Aug-2016 09-Sep-2016 £574
28-Aug-2016 09-Sep-2016 £574
07-Sep-2016 11-Sep-2016 £574
08-Sep-2016 20-Sep-2016 £574
10-Sep-2016 20-Sep-2016 £574
Sas Scandinavian Airlines
Departure Date Return Date Lowest Price
15-Sep-2016 30-Sep-2016 £825
United Airlines
Departure Date Return Date Lowest Price
17-Sep-2016 25-Sep-2016 £559
Virgin Atlantic Airways
Departure Date Return Date Lowest Price
13-Sep-2016 20-Sep-2016 £556
16-Sep-2016 26-Sep-2016 £556

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 £671.

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 £1,073 £977
7-14 days £846 £734
14-21 days £816 £596
21-30 days £816 £721
30-60 days £937 £747
60-90 days £569 £556
90+ days £519 £509

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
£721 £747 £768 £679 £558 £524 £695

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
May London Seattle KLM 30/05/16 13/06/16 1 £1,066
June London Seattle American 18/06/16 19/06/16 1 £596
July London Seattle Alaska 20/07/16 30/07/16 3 £695
August London Seattle Iberia 27/08/16 08/09/16 2 £524
September London Seattle Iberia 14/09/16 21/09/16 2 £524
October London Seattle Iberia 28/10/16 06/11/16 2 £494
November London Seattle Iberia 02/11/16 16/11/16 2 £494
December London Seattle Iberia 01/12/16 08/12/16 2 £520

Cheapest Weekend Non-Stop Flights for the Next 30 Days from London to Seattle

If you're ready to take a trip in the next 30 days and want to fly on the weekend, you might be wondering which weekend is the cheapest to fly. The chart below shows up-to-date data regarding weekend flight prices from London to Seattle.

Next 30 Days

SunMonTueWedThuFriSat
29 30 31 1 2 3 4
£1,103
5 6 7 8 9 10 11
£1,103 £915
12 13 14 15 16 17 18
£915 £846
19 20 21 22 23 24 25
£846 £1,036
26 27 28 29 30 1 2
£1,036
TIPSave £336 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 £955.

The average price for non-stop flights from London to Seattle is £569.

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 £1,195.

The average price for round trip flights from London to Seattle is £955.

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 49 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: 584Last modified: 29-May-2016 19:20

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

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, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £372
London to New York Aegean, American, Air Berlin, Air France, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Meridiana, KLM, Kuwait, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Austrian, TAROM, SATA, XL Airways, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic, City Jet, Great Lakes £329
London to Los Angeles American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Air New Zealand, Czech, Arkefly, Austrian, SATA, XL Airways, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic, FlexFlight, City Jet £490
London to Portland American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, airBaltic, Condor, Aer Lingus, Iberia, Adria, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic £574
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, SATA, SAS, Brussels, Corsair, Jetairfly, Tap Portugal, Air Transat, Air Europa, Virgin Atlantic, FlexFlight, WestJet £311
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, Great Lakes £505
London to Calgary Aegean, Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, Meridiana, Adria, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Air Europa, Virgin Atlantic, WestJet £342
London to Victoria Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Austrian, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £433
London to Chicago 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, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic £404
London to Edmonton Air Berlin, Air Canada, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £368
London to Las Vegas American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, Meridiana, KLM, Lufthansa, LOT, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic £559
London to Miami American, Air Berlin, Air France, Finnair, Alitalia, British Airways, Condor, Aer Lingus, Iberia, KLM, Luxair, Lufthansa, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Jetairfly, Tap Portugal, United, Air Europa, Virgin Atlantic £441
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, Austrian, SATA, SAS, Brussels, Tap Portugal, United, Air Europa, Virgin Atlantic, Great Lakes £371
London to Dubai Germanwings, Aegean, Air Berlin, Air France, Finnair, Alitalia, British Airways, Royal Brunei, airBaltic, Norwegian Air, Condor, Aer Lingus, Emirates, Eurowings, flydubai, Air Arabia, transavia.com, Iberia, KLM, Air Malta, Luxair, Lufthansa, LOT, Thomas Cook, Czech, Austrian, Qantas, SmartWings, TAROM, SAS, Brussels, Germania, Tap Portugal, easyJet, Air Europa, Virgin Atlantic, WIZZ, Monarch £279
London to Dallas - Ft Worth American, Air Berlin, Air France, Alaska, Finnair, Alitalia, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, LOT, Thomas Cook, Czech, Austrian, SAS, Brussels, Tap Portugal, United, Virgin Atlantic £472
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, Germania, Turkish, Tap Portugal, easyJet, Virgin Atlantic, WIZZ, City Jet, Corendon, SunExpress, Monarch £78

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 £509
Birmingham to Seattle Aegean, American, Air Berlin, Air France, Alaska, Finnair, JetBlue, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Austrian, XL Airways, SAS, Brussels, United, Virgin Atlantic £578
Bristol to Seattle American, Air Berlin, Air France, Alaska, Finnair, British Airways, BMI Regional, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Brussels, United, Virgin Atlantic £797
Leeds Bradford to Seattle American, Air Berlin, Air France, Finnair, British Airways, Aer Lingus, Iberia, KLM, Lufthansa, United, Virgin Atlantic £610
Cardiff to Seattle American, Air Berlin, Air France, Alaska, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Brussels, United, Virgin Atlantic £634
Rotterdam to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Austrian, Brussels, United, Virgin Atlantic £621
Humberside to Seattle American, Air France, Alaska, Finnair, British Airways, KLM, Lufthansa, United Check Dates
Norwich to Seattle American, Air France, Finnair, British Airways, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic £1,171
Southampton to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic £715
Exeter to Seattle American, Air Berlin, Air France, Finnair, British Airways, Condor, Aer Lingus, KLM, Lufthansa, Brussels, United, Virgin Atlantic £1,199
Nottingham to Seattle American, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Brussels, United, Virgin Atlantic £509
Jersey to Seattle American, Air Berlin, Air France, Finnair, British Airways, Aer Lingus, Iberia, Lufthansa, United, Virgin Atlantic Check Dates
Lille to Seattle Air France, British Airways, KLM £1,115
Manchester to Vancouver Air Berlin, Air Canada, Air France, Finnair, British Airways, Condor, Aer Lingus, Iberia, KLM, Lufthansa, Thomas Cook, Czech, Arkefly, Austrian, SATA, SAS, Brussels, Tap Portugal, Air Transat, Virgin Atlantic, WestJet £434
Cheap Flights from London to Seattle, WA, United States, from £766 Round trip from LON to SEA