UA4397 FAR → ORD

United Airlines · Fargo, ND to Chicago, IL · 10 flights observed, 2026-05-22 to 2026-05-31 · 557 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -13 min, while the worst 10% run +48 min or later.

UA4397 covers more than one route in the data window — the stats below are for FAR → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
80%
Median delay
-13 min
90th percentile
+48 min
Cancellation rate
0%

How often is UA4397 on time?

Across 10 flights on FAR → ORD from 2026-05-22 to 2026-05-31, UA4397 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -13 min, and the worst 10% of flights arrived +48 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time880%
16-30 min00%
31-60 min220%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-051080%-2 min

Performance by day of week

DayFlightsOn-time
Mon1100%
Tue1100%
Wed1100%
Thu1100%
Fri2100%
Sat250%
Sun250%

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