UA5676 STL → SFO

United Airlines · St. Louis, MO to San Francisco, CA · 19 flights observed, 2025-12-18 to 2026-01-05 · 1,735 mi

This flight has been getting less reliable recently — 2026-01's on-time rate (20%) is well below the 64% average from earlier months.

UA5676 covers more than one route in the data window — the stats below are for STL → SFO, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
53%
Median delay
+14 min
90th percentile
+73 min
Cancellation rate
0%

How often is UA5676 on time?

Across 19 flights on STL → SFO from 2025-12-18 to 2026-01-05, UA5676 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +14 min, and the worst 10% of flights arrived +73 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1053%
16-30 min211%
31-60 min421%
61-120 min211%
2+ hrs15%

Performance by month

MonthFlightsOn-timeAvg delay
2025-121464%+70 min
2026-01520%+37 min

Performance by day of week

DayFlightsOn-time
Mon30%
Tue2100%
Wed2100%
Thu367%
Fri333%
Sat333%
Sun367%

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