UA3655 PWM → ORD

United Airlines · Portland, ME to Chicago, IL · 21 flights observed, 2026-02-12 to 2026-03-04 · 900 mi

UA3655 covers more than one route in the data window — the stats below are for PWM → ORD, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
80%
Median delay
-15 min
90th percentile
+20 min
Cancellation rate
5%

How often is UA3655 on time?

Across 21 flights on PWM → ORD from 2026-02-12 to 2026-03-04, UA3655 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +20 min or later. 5% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1680%
16-30 min315%
31-60 min15%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-021694%-13 min
2026-03425%+23 min

Performance by day of week

DayFlightsOn-time
Mon2100%
Tue367%
Wed333%
Thu3100%
Fri3100%
Sat3100%
Sun367%

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