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Cheap Flights to Seattle from £638.77
This is the cheapest one-way / Round trip flight price found by a BudgettravelUK visitor in the last 72 hours by searching for a flight. Fares are subject to change and may not be available on all flights or dates of travel.
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Flights to Seattle 2026
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Cheap flight deals to Seattle
Return
LHR
Heathrow
SEA
Seattle
Depart
Dec 09, 26
Return
Dec 15, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Sep 24, 26
Return
Sep 30, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Dec 09, 26
Return
Dec 15, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Dec 09, 26
Return
Dec 15, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Dec 09, 26
Return
Dec 15, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Sep 24, 26
Return
Sep 30, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Sep 24, 26
Return
Sep 30, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Sep 24, 26
Return
Sep 30, 26
Return
LHR
Heathrow
SEA
Seattle
Depart
Dec 09, 26
Return
Dec 15, 26
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