London to San Francisco (LHR-SFO): Nonstop Upgrade & Award Space
United Airlines, British Airways, Virgin Atlantic, and American Airlines fly nonstop between London (LHR) and San Francisco (SFO), roughly 49 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every LHR to SFO departure, so you know which flights have space before you book.
Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.
Confirmed upgrade & award space on every LHR to SFO departure
2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for London to San Francisco to see which departures have real space, or watch the route and get alerted when space opens.
See real availability
Confirmed upgrade and award seats on each LHR to SFO departure, checked against live inventory so you know what is open before you book.
Set an alert
Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.
Plan on the map
See LHR to SFO on the interactive route map, with schedules, connections, and route statistics.
Airlines flying London to San Francisco nonstop
Carriers operating LHR to SFO nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.
- United Airlines
- British Airways
- Virgin Atlantic
- American Airlines
Frequently asked questions about LHR to SFO
How far is San Francisco from London?
Which airlines fly nonstop from LHR to SFO?
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Never miss LHR to SFO upgrade or award space
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