Flights Europe United Kingdom London Seattle - London

Flights from Seattle to London

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Seattle to London flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to London by changing tabs
Quickest
Cheapest
Icelandair
Icelandair
SEA
08:50
Seattle/Tacoma Intl airport
11h 55m
1 Stop
04:45
+1
LGW
London Gatwick airport
Icelandair
LGW
14:05
London Gatwick airport
12h 50m
1 Stop
18:55
SEA
Seattle/Tacoma Intl airport
337 GBP
British Airways
British Airways
SEA
00:35
Seattle/Tacoma Intl airport
18h 25m
1 Stop
03:00
+1
LGW
London Gatwick airport
British Airways
LGW
17:55
London Gatwick airport
25h 30m
1 Stop
11:25
+1
SEA
Seattle/Tacoma Intl airport
348 GBP
British Airways
British Airways
SEA
04:16
Seattle/Tacoma Intl airport
14h 44m
1 Stop
03:00
+1
LGW
London Gatwick airport
British Airways
LGW
17:55
London Gatwick airport
25h 12m
1 Stop
11:07
+1
SEA
Seattle/Tacoma Intl airport
360 GBP
KLM
KLM
SEA
08:20
Seattle/Tacoma Intl airport
9h 25m
01:45
+1
LHR
London Heathrow airport
KLM
LHR
12:30
London Heathrow airport
9h 40m
14:10
SEA
Seattle/Tacoma Intl airport
370 GBP
KLM
KLM
SEA
08:20
Seattle/Tacoma Intl airport
9h 25m
01:45
+1
LHR
London Heathrow airport
KLM
LHR
12:30
London Heathrow airport
9h 40m
14:10
SEA
Seattle/Tacoma Intl airport
400 GBP
Norwegian Air UK
Norwegian Air UK
SEA
06:45
Seattle/Tacoma Intl airport
9h 15m
00:00
+1
LGW
London Gatwick airport
Norwegian Air UK
LGW
11:00
London Gatwick airport
9h 55m
12:55
SEA
Seattle/Tacoma Intl airport
437 GBP

How to get the cheapest flight from Seattle to London

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 for your trip
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to London from Seattle is February. The most expensive is June.
CHEAPEST DAY TO FLY
Monday
The cheapest day of the week is usually Monday. The most expensive is usually Saturday.
CHEAPEST TIME TO FLY
at midday
Seattle to London flights are approximately 14% more expensive in the evening than at midday
CHEAPEST AIRLINE
easyJet
easyJet, SWISS, and Lufthansa are the most popular carriers operating from Seattle to London
CHEAPEST ROUTE
Seattle/Tacoma Intl - London Heathrow
Fly from Seattle/Tacoma Intl to London Heathrow for the best Seattle - London flight prices
CHEAPEST TIME TO BOOK
60 days before
The cheapest time to buy a flight from Seattle to London is approximately 60 days before departure
60
Days before departure
0

Flight information for Seattle to London

Find info about flight duration, direct flights, and airports for your flight from Seattle to London
Fastest flight time
9h 20m
The fastest flight from Seattle to London takes 9h 20m.
Direct flights
Every day
Direct flights go from Seattle to London every day.
Airports in London
6 airports
There are 6 airports near London: London City (LCY), London Heathrow (LHR), London Luton (LTN), London Stansted (STN), London Gatwick (LGW), London Southend (SEN)

Cost comparison between Seattle and London

Compare the costs of everyday items in Seattle and London
Food
Inexpensive restaurant
11 GBP
Seattle
15 GBP
London
Fast food
McDonald's meal
7 GBP
Seattle
5.89 GBP
London
Soft drink
0.33 liter
1.46 GBP
Seattle
1.32 GBP
London
Coffee
Cappuccino
3.26 GBP
Seattle
2.69 GBP
London
Public transport
One-way ticket
2.07 GBP
Seattle
2.46 GBP
London

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Flights Europe United Kingdom London Seattle - London