United Airlines flight 1 from San Francisco (SFO) to Singapore (SIN). United's flight number one, San Francisco to Singapore nonstop.
Today's flight
No live schedule is available for UA1 right now — it may not be operating today, or the number may have changed. Check back later.
Fares on this route
Price history & more →Economy from
$325
Singapore Airlines · nonstop · travel Feb 22 · via Farera
seen 6h ago
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Punctuality history
4 observations so far — averages and on-time rate appear once we've gathered at least 10.
| Date | Sched dep | Actual dep | Delay | Aircraft |
|---|---|---|---|---|
| 2026-10-09 | 05:40 | 05:44 | +4m | N51104 |
| 2026-10-08 | 05:40 | 05:43 | +3m | N71108 |
| 2026-10-07 | 05:40 | 05:37 | 3m early | N21102 |
| 2026-09-10 | 05:40 | 05:40 | on time | N71108 |
Times UTC · built from observations gathered on each lookup.
Schedules and status are approximate, from public sources, and not for operational use.