London Heathrow Airport, United Kingdom ↔ San Francisco International Airport, United States
A direct route between London and San Francisco appears in the OpenFlights route network.
This reflects historical scheduled service and may be out of date — it is not a live timetable.
Airlines that have operated this route include:
Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.
Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.
London (LHR) and San Francisco (SFO) are around 8,616 km (5,354 miles) apart — an estimated 11h 16m by air. Distances and flight times are great-circle estimates.
Airlines recorded operating this route in the OpenFlights network include Finnair, British Airways, United Airlines, Virgin Atlantic. This reflects historical scheduled service and may be out of date.
Time difference ~ 8 hours (varies with daylight-saving).
Across United States, the warmest month on average is July, with mean temperatures around 30°C. These are country-level monthly climate normals, not airport-specific.
The US State Department currently rates United Kingdom as Exercise Increased Caution; The UK FCDO rates United States as Normal precautions. Check the official sources before you travel.
Distances and flight times are great-circle estimates, not booked block times.