UA1508 SFO → PHX

United Airlines · San Francisco, CA to Phoenix, AZ · 37 flights observed, 2025-08-19 to 2025-09-24 · 651 mi

UA1508 covers more than one route in the data window — the stats below are for SFO → PHX, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
89%
Median delay
-3 min
90th percentile
+15 min
Cancellation rate
0%

How often is UA1508 on time?

Across 37 flights on SFO → PHX from 2025-08-19 to 2025-09-24, UA1508 arrived within 15 minutes of schedule 89% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +15 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3389%
16-30 min38%
31-60 min00%
61-120 min00%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-081385%+0 min
2025-092492%+4 min

Performance by day of week

DayFlightsOn-time
Mon5100%
Tue6100%
Wed683%
Thu580%
Fri580%
Sat5100%
Sun580%

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