Most delayed flights from PWM: every route ranked
11 regularly flown nonstop routes from Portland International Jetport, worst on-time record first (Aug 2025 – Jul 2026). Routes with fewer than 360 flights in the period are listed separately.
| # | Destination | On time | Cancelled | Avg delay | Airlines | Flights |
|---|---|---|---|---|---|---|
| 1 | PWM → DCA Washington, VA | 75% | 3.7% | 28 min | 3 | 1,159 |
| 2 | PWM → ORD Chicago, IL | 78% | 3.5% | 20 min | 4 | 1,494 |
| 3 | PWM → DTW Detroit, MI | 80% | 1.0% | 20 min | 3 | 613 |
| 4 | PWM → PHL Philadelphia, PA | 80% | 3.4% | 22 min | 3 | 676 |
| 5 | PWM → JFK New York, NY | 80% | 4.8% | 19 min | 2 | 398 |
| 6 | PWM → ATL Atlanta, GA | 81% | 1.1% | 18 min | 1 | 642 |
| 7 | PWM → LGA New York, NY | 82% | 4.5% | 18 min | 3 | 1,183 |
| 8 | PWM → CLT Charlotte, NC | 82% | 1.1% | 21 min | 2 | 708 |
| 9 | PWM → BWI Baltimore, MD | 83% | 0.9% | 10 min | 1 | 1,342 |
| 10 | PWM → EWR Newark, NJ | 83% | 3.7% | 16 min | 2 | 1,082 |
| 11 | PWM → IAD Washington, VA | 87% | 2.3% | 12 min | 2 | 686 |
Less frequent routes
Too few flights for a reliable ranking.
- PWM → DEN (Denver) 214 flts
- PWM → BNA (Nashville) 159 flts
- PWM → MDW (Chicago) 151 flts
- PWM → DFW (Dallas/Fort Worth) 149 flts
- PWM → MSP (Minneapolis) 143 flts
- PWM → MCO (Orlando) 93 flts
- PWM → IAH (Houston) 13 flts
- PWM → FLL (Fort Lauderdale) 10 flts
- PWM → SFO (San Francisco) 5 flts
- PWM → LAX (Los Angeles) 5 flts
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.