Leave before 9 am: 96% depart on time. After 4 pm it’s 83%.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| United | 291 | 94% | 0.7% | 84 min |
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
No flight on this route ran 150+ times in the year.
All 2 flights on this route →Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| United | PDX | IAD | 5h 02m | 94% | 0.7% | 291 | Flying now |
Alternatives with one stop
All connections →| DeltaDetails → | PDX 00:33 → MSP 05:49DL 2359 | 1h 28m Minneapolis | MSP 07:17 → IAD 10:52DL 3699 · flown by SkyWest | 7h 19m | 97% | 85% |
| UnitedDetails → | PDX 08:50 → DEN 12:24UA 2375 | 1h 29m Denver | DEN 13:53 → IAD 19:22UA 347 | 7h 32m | 98% | 85% |
| AlaskaDetails → | PDX 13:48 → SEA 14:43AS 2205 · flown by Horizon | 1h 18m Seattle | SEA 16:01 → IAD 23:59AS 406 | 7h 11m | 97% | 78% |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON