UA453 PHX → SFO

United Airlines · Phoenix, AZ to San Francisco, CA · 43 flights observed, 2026-03-29 to 2026-05-20 · 651 mi

This flight's reliability varies a lot by day of week — 88% on-time on Wednesdays vs. 38% on Sundays.

UA453 covers more than one route in the data window — the stats below are for PHX → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
65%
Median delay
+3 min
90th percentile
+50 min
Cancellation rate
0%

How often is UA453 on time?

Across 43 flights on PHX → SFO from 2026-03-29 to 2026-05-20, UA453 arrived within 15 minutes of schedule 65% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +50 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2865%
16-30 min49%
31-60 min921%
61-120 min00%
2+ hrs25%

Performance by month

MonthFlightsOn-timeAvg delay
2026-03333%+17 min
2026-042471%+16 min
2026-051663%+21 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue580%
Wed888%
Thu333%
Fri757%
Sat786%
Sun838%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…