D
Is United Airlines on time Chicago to Portland?
429 flights · January 2025 – August 2026 · all airlines on ORD to PWM →
70.99%
Arrived on time
Route average 73.96%
1.17%
Cancelled
Route average 2.49%
70 min
When late, late by
The other airlines on this route
| Airline | Flights | On time | Grade |
|---|---|---|---|
| Republic Airways | 558 | 75.79% | D |
| SkyWest Airlines | 300 | 69.42% | D |
| Envoy Air | 199 | 82.29% | C |
Month by month
Jul 2025
peak 100
Jun 2026