UA5603 ORD → FNT

United Airlines · Chicago, IL to Flint, MI · 300 flights observed, 2025-07-01 to 2026-05-27 · 223 mi

UA5603 covers more than one route in the data window — the stats below are for ORD → FNT, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
67%
Median delay
-3 min
90th percentile
+104 min
Cancellation rate
3%

How often is UA5603 on time?

Across 300 flights on ORD → FNT from 2025-07-01 to 2026-05-27, UA5603 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +104 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time19367%
16-30 min228%
31-60 min228%
61-120 min2810%
2+ hrs259%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072966%+29 min
2025-083067%+23 min
2025-093077%+20 min
2025-103181%+4 min
2025-112763%+26 min
2025-122962%+33 min
2026-013168%+32 min
2026-022759%+30 min
2026-032955%+29 min
2026-042665%+56 min
2026-051100%-6 min

Performance by day of week

DayFlightsOn-time
Mon4068%
Tue4377%
Wed4269%
Thu4274%
Fri3962%
Sat4255%
Sun4262%

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