PIT → SFO United Airlines

United Airlines · Pittsburgh, PA to San Francisco, CA · 556 flights, 2025-07-01 to 2026-06-30 · aggregated across 12 flight numbers

This route runs much more reliably at some times of day than others — 89% on-time departing 9am–12pm vs. 44% departing 6–9pm.
On-time arrival
83%
Median delay
-6 min
90th percentile
+38 min
Cancellation rate
1%

How on-time is United Airlines from PIT to SFO?

Across every United Airlines flight number on PIT → SFO (556 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +38 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time45683%
16-30 min275%
31-60 min326%
61-120 min204%
2+ hrs163%

Performance by month

MonthFlightsOn-timeAvg delay
2025-075784%+7 min
2025-085489%-2 min
2025-095196%-7 min
2025-104894%-7 min
2025-114992%-13 min
2025-124372%+16 min
2026-013580%+10 min
2026-022875%+7 min
2026-033297%-22 min
2026-044374%+6 min
2026-055673%+9 min
2026-065567%+23 min

Performance by day of week

DayFlightsOn-time
Mon8975%
Tue6282%
Wed7585%
Thu8883%
Fri8486%
Sat6686%
Sun8783%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…