Nonstop flights from London to Seattle

4 airlines fly this route, with up to 5 flights a day.

LHRLondon Heathrow

4,786 mi · 35 flights a week

SEASeattle-Tacoma International

LHRSEA

When they leave

London time

9:50a5:45pFirst departure 9:50 AM, last 5:45 PM

Two in the morning, 9:50 AM to 11:40 AM, then one afternoon flight at 4:30 PM, then two in the evening, 5:00 PM to 5:45 PM. Every flight runs daily.

Every flight

Earliest first

9:50 AM→11:35 AMBritish AirwaysBoeing 787-10Daily
11:40 AM→2:00 PMVirgin AtlanticAirbus A330-900neoDaily
4:30 PM→6:25 PMBritish AirwaysBoeing 777Daily
5:00 PM→6:55 PMAlaska AirlinesBoeing 787Daily
5:45 PM→8:03 PMDelta Air LinesAirbus A330-900neoDaily

Schedules last checked Sep 19, 2026. Times are local.

Flying from London to Seattle

British Airways flies most often, twice a day on the Boeing 777 and Boeing 787-10. Alaska Airlines flies daily on the Boeing 787. Delta Air Lines flies daily on the Airbus A330-900neo. Virgin Atlantic flies daily on the Airbus A330-900neo.

There are 5 flights every day of the week. The first arrival in Seattle is at 11:35 AM and the last at 8:03 PM. The flight covers 4,786 miles.

Flying back, Seattle to London has 35 nonstop flights a week.

Return flights

Seattle to LondonView

Find the cheapest day to fly from London to Seattle.

Schedules as of Oct 9, 2026.