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Cheap flights from Seattle (SEA) to London (LON)

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03A
Seattle
LON
London
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Cheap flights from Seattle to London

Cheap flights from Seattle to London in April 2019

The best prices found for 03A to LON flights for April
28 Apr - 2 May
$878pp
SEA
Seattle
Norwegian Air UK
Non-Stop
LGW
London
LGW
London
Norwegian Air UK
 
1 STOP
SEA
Seattle
27 Apr - 3 May
$890pp
SEA
Seattle
Multiple Airlines
 
1 STOP
LGW
London
LGW
London
Multiple Airlines
Non-Stop
SEA
Seattle
30 Apr - 8 May
$915pp
SEA
Seattle
Austrian Airlines
 
1 STOP
LHR
London
LHR
London
Austrian Airlines
   
2 STOPS
SEA
Seattle

Seattle to London 2019 flight deals

Cheap flights to London from Seattle found for this year
4 Aug - 23 Aug
$474pp
SEA
Seattle
Delta
Non-Stop
LHR
London
LHR
London
Delta
 
1 STOP
SEA
Seattle
5 Aug - 27 Aug
$474pp
SEA
Seattle
Delta
Non-Stop
LHR
London
LHR
London
Delta
 
1 STOP
SEA
Seattle
19 Aug - 28 Aug
$474pp
SEA
Seattle
Delta
Non-Stop
LHR
London
LHR
London
Delta
 
1 STOP
SEA
Seattle

Last minute flights from Seattle to London

Late deals on round-trip flights to London from Seattle, departing today and this week
23 Apr - 30 Apr
$785pp
SEA
Seattle
Icelandair
 
1 STOP
LHR
London
LHR
London
Icelandair
 
1 STOP
SEA
Seattle
23 Apr - 30 Apr
$814pp
SEA
Seattle
Icelandair
 
1 STOP
LGW
London
LGW
London
Icelandair
 
1 STOP
SEA
Seattle
25 Apr - 7 May
$824pp
SEA
Seattle
Icelandair
 
1 STOP
LHR
London
LHR
London
Icelandair
 
1 STOP
SEA
Seattle

Destination information for London

Things to know before you go. Useful info for your trip from Seattle to London
Today's exchange rate
$1.00 = £0.77
Flight duration
9h 35m

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Airports servicing London

Southend (SEN)
Stansted (STN)
City (LCY)
Gatwick (LGW)
Heathrow (LHR)
Luton (LTN)
Average temperature for April in London
14.5 °C
Avg rainfall for April in London
43.3 mm
There will be 1.24 inches less rainfall in London than in Seattle over the next ten days.
The weather in London is likely to be 58.1°F for the next ten days.
Direct flights from Seattle to London are currently (7 > 0) available on Sun, Mon, Tue, Wed, Thu, Fri and Sat.
Which airlines fly from Seattle to London?
There are currently 12 airlines offering direct flights from Seattle to London , including American Airlines, KLM, Aer Lingus.
So far this month, there have been 1910 searches for flights from Seattle to London.