UA2243 SFO → ORD

United Airlines · San Francisco, CA to Chicago, IL · 53 flights observed, 2025-10-26 to 2025-12-17 · 1,846 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 43% on Sundays.

UA2243 covers more than one route in the data window — the stats below are for SFO → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
78%
Median delay
+3 min
90th percentile
+63 min
Cancellation rate
4%

How often is UA2243 on time?

Across 53 flights on SFO → ORD from 2025-10-26 to 2025-12-17, UA2243 arrived within 15 minutes of schedule 78% of the time. The median arrival delay was +3 min, and the worst 10% of flights arrived +63 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4078%
16-30 min36%
31-60 min24%
61-120 min24%
2+ hrs48%

Performance by month

MonthFlightsOn-timeAvg delay
2025-10560%+123 min
2025-112979%+16 min
2025-121782%+19 min

Performance by day of week

DayFlightsOn-time
Mon863%
Tue8100%
Wed786%
Thu786%
Fri786%
Sat786%
Sun743%

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