UA5373 SNA → SFO

United Airlines · Santa Ana, CA to San Francisco, CA · 31 flights observed, 2025-11-01 to 2025-12-01 · 372 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 40% on Sundays.

UA5373 covers more than one route in the data window — the stats below are for SNA → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
77%
Median delay
-8 min
90th percentile
+60 min
Cancellation rate
0%

How often is UA5373 on time?

Across 31 flights on SNA → SFO from 2025-11-01 to 2025-12-01, UA5373 arrived within 15 minutes of schedule 77% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +60 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2477%
16-30 min26%
31-60 min26%
61-120 min13%
2+ hrs26%

Performance by month

MonthFlightsOn-timeAvg delay
2025-113077%+13 min
2025-121100%-14 min

Performance by day of week

DayFlightsOn-time
Mon5100%
Tue4100%
Wed450%
Thu475%
Fri4100%
Sat580%
Sun540%

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