Direct flights from Seattle to London SEA → LHR
British Airways, Delta Air Lines, Virgin Atlantic and Alaska Airlines operate nonstop flights from Seattle (SEA) to London (LHR). The nonstop flight takes around ~9h 38m, covering 4,786 miles (7,702 km) and operates multiple daily. Updated 14 July 2026.
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Alaska Airlines
AS
British Airways
BA
Delta Air Lines
DL
Virgin Atlantic
VS
Frequently asked questions
Is there a direct flight from Seattle to London?
Yes, British Airways, Delta Air Lines and 2 more airlines operate nonstop flights from Seattle (SEA) to London (LHR).
Which airlines fly direct from Seattle to London?
British Airways, Delta Air Lines, Virgin Atlantic, Alaska Airlines operate nonstop flights from Seattle to London.
How long is the flight from Seattle to London?
The nonstop flight from Seattle to London takes ~9h 38m (approximately 7702 km).
How often do direct flights operate from Seattle to London?
Nonstop flights from Seattle to London operate multiple daily.