C
Is United Airlines on time Portland to Chicago?
428 flights · January 2025 – August 2026 · all airlines on PWM to ORD →
76.56%
Arrived on time
Route average 77.18%
2.1%
Cancelled
Route average 3.23%
94 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Republic Airways | 558 | 82.31% | C |
| SkyWest Airlines | 300 | 65.16% | F |
| Envoy Air | 200 | 82.2% | C |
Month by month
Jul 2025
peak 100
Jun 2026