C
Is United Airlines on time San Francisco to London?
1,279 flights · March 2025 – August 2026 · all airlines on SFO to LHR →
79.86%
Arrived on time
Route average 80.37%
1.02%
Cancelled
Route average 1.08%
—
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| British Airways | 957 | 82.66% | B |
| Virgin Atlantic | 720 | 78.23% | C |
Month by month
Jan 2025
peak 92
Jun 2026