Flights from Seattle to London

Search and find cheap flights from Seattle to London (United Kingdom, Europe)
Search and find cheap flights from Seattle to London (United Kingdom, Europe)

Looking for the best tickets for Seattle to London?

Look no more. We’ve gone through the latest 7,229,774 fares to bring you all the insights you could possibly want.
Expect to pay
834 CAD for flights from Seattle to London leaving on 2017-03-30 and returning on 2017-04-28
Low 689 CAD
834 CAD
High 1,799 CAD
Choose my own dates
Best time to book
Cheapest time to buy a ticket for Seattle — London is approximately 58 days to departure.
Seattle to London flights are usually cheapest between 2 and 4 months before departure.
Days before departure
Best month
Cheapest time of year to fly to London from Seattle is January and February. Most expensive are November and December.
Currently the cheapest days to fly this route are between March and April.
Impact on price
Cheapest airline
According to our data, Air New Zealand, Virgin America and JetBlue Airways are the cheapest airlines to fly this route.
Popular airlines for this route are Air New Zealand, Virgin America and JetBlue Airways.
Impact on price (additional fees may apply)
Air New Zealand
+1%
Virgin America
+2%
JetBlue Airways
+3%
Major US Carrier
+9%
Condor
+12%
United Airlines
+13%
Best time to fly
Seattle to London flights are approximately 9% more expensive in the evening than in the morning.
It's generally cheaper to take morning flights from Seattle to London.
Impact on price
Cheapest day
Saturday is normally the most expensive day to fly, whilst Tuesday tends to be the cheapest.
Cheapest day of week is typically Tuesday and the most expensive is typically Saturday.
Impact on price
Cheapest route
Fly Seattle Tacoma - Gatwick for the best Seattle to London flight prices saving up to 0% on average.
Seattle Tacoma - Gatwick tends to be 0% cheaper than Seattle Tacoma - Heathrow.
We scan 25 sites offering flights from Seattle to London to find all the best options.
Impact on price
Seattle Tacoma-Gatwick
+0%
Seattle Tacoma-London City Airport
+6%
Seattle Tacoma-Heathrow
+6%
Direct flights
There are direct flights from Seattle Tacoma to London all week with a flight time of 9 hours 15 minutes.
Direct flights available: 62 PER WEEK
Popular non-direct routes for this connection are Seattle Tacoma - Frankfurt Intl - Heathrow, Seattle Tacoma - Philadelphia Intl - Heathrow and Seattle Tacoma - Los Angeles Intl - Heathrow.
Stop-off cities for indirect flights from Seattle Tacoma to London include Frankfurt Intl, Philadelphia Intl and Los Angeles Intl.
Direct flights available on
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday

Get there quickly

Direct flights to London from Seattle
Return trip
11 Feb - 18 Mar
816 CAD
JustAirTicketINT
SEA SEA
9h 57min
Direct
LON LON
LON LON
10h 26min
Direct
SEA SEA
Return trip
29 Jan - 9 Feb
848 CAD
JustAirTicketINT
SEA SEA
9h 58min
Direct
LON LON
LON LON
10h 29min
Direct
SEA SEA
Return trip
18 Jan - 8 Feb
995 CAD
GoTravel123
SEA SEA
9h 30min
Direct
LON LON
LON LON
9h 50min
Direct
SEA SEA

Go right away

Last minute flights from Seattle to London
Return trip
27 Jan - 5 Feb
720 CAD
KiwiCA
SEA SEA
19h 10min
1 stop
LON LON
LON LON
26h 42min
1 stop
SEA SEA
Return trip
1 Mar - 31 Mar
784 CAD
JustAirTicketINT
SEA SEA
9h 58min
Direct
LON LON
LON LON
9h 40min
Direct
SEA SEA
Return trip
21 Feb - 25 Feb
1,086 CAD
KiwiCA
SEA SEA
19h 10min
1 stop
LON LON
LON LON
15h 40min
1 stop
SEA SEA

Go for less - experience more

Cheap flights from Seattle to London
Return trip
11 Feb - 18 Mar
816 CAD
JustAirTicketINT
SEA SEA
9h 57min
Direct
LON LON
LON LON
10h 26min
Direct
SEA SEA
Return trip
16 Feb - 20 Feb
954 CAD
TravelMerryUS
SEA SEA
18h 40min
1 stop
LON LON
LON LON
9h 50min
Direct
SEA SEA
Return trip
21 Feb - 25 Feb
1,086 CAD
KiwiCA
SEA SEA
19h 10min
1 stop
LON LON
LON LON
15h 40min
1 stop
SEA SEA

Coming or going?

Cheap flights from London to Seattle
Return trip
31 Jan - 14 Feb
780 CAD
CFKLM
LON LON
12h 55min
1 stop
SEA SEA
SEA SEA
13h 44min
1 stop
LON LON

Weather forecast for London

Going soon? Be prepared for the weather in London.

Tuesday, January 17, 2017

6°C
0°C

Wednesday, January 18, 2017

4°C
0°C

Thursday, January 19, 2017

6°C
1°C

Friday, January 20, 2017

6°C
-1°C

Saturday, January 21, 2017

5°C
-2°C

Sunday, January 22, 2017

6°C
-3°C

Monday, January 23, 2017

6°C
2°C

Tuesday, January 24, 2017

12°C
7°C

Wednesday, January 25, 2017

12°C
8°C

Thursday, January 26, 2017

12°C
10°C
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