Cheap flights from Seattle to Crawley

View AU$363 flight on Mon, 8 Sep. 2025Opens in a new window

Popular airlines from Seattle to Crawley

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Cheap Flights from Seattle (SEA) to Crawley (LON)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, 6 Aug. - Wed, 13 Aug.
SEA
Seattle
LHR
London
AU$729 Return, found 5 hours ago
AU$729
Return
found 5 hours ago
Select Aer Lingus flight, departing Wed, 6 Aug. from Seattle to London, returning Wed, 13 Aug., priced at AU$729 found 5 hours ago
Virgin Atlantic
Sun, 10 Aug. - Wed, 27 Aug.
SEA
Seattle
LHR
London
AU$779 Return, found 6 days ago
AU$779
Return
found 6 days ago
Select Virgin Atlantic flight, departing Sun, 10 Aug. from Seattle to London, returning Wed, 27 Aug., priced at AU$779 found 6 days ago
Delta
Wed, 6 Aug. - Wed, 13 Aug.
SEA
Seattle
LHR
London
AU$782 Return, found 5 hours ago
AU$782
Return
found 5 hours ago
Select Delta flight, departing Wed, 6 Aug. from Seattle to London, returning Wed, 13 Aug., priced at AU$782 found 5 hours ago
Air Canada
Sun, 10 Aug. - Wed, 27 Aug.
SEA
Seattle
LHR
London
AU$790 Return, found 6 days ago
AU$790
Return
found 6 days ago
Select Air Canada flight, departing Sun, 10 Aug. from Seattle to London, returning Wed, 27 Aug., priced at AU$790 found 6 days ago
Delta
Wed, 6 Aug. - Wed, 13 Aug.
SEA
Seattle
LHR
London
AU$792 Return, found 5 hours ago
AU$792
Return
found 5 hours ago
Select Delta flight, departing Wed, 6 Aug. from Seattle to London, returning Wed, 13 Aug., priced at AU$792 found 5 hours ago
United
Wed, 3 Sep. - Wed, 10 Sep.
SEA
Seattle
LHR
London
AU$796 Return, found 4 days ago
AU$796
Return
found 4 days ago
Select United flight, departing Wed, 3 Sep. from Seattle to London, returning Wed, 10 Sep., priced at AU$796 found 4 days ago

Find the cheapest month to fly from Seattle (SEA) to London (LGW)

February is typically the cheapest month to fly

From AU$777 - AU$1,576 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.