The nonstop is quickest: United IAD → PDX (5h 42m), on time 3 times in 4. United via Denver (9h 58m) is more reliable, 88%, but takes 4h 16m longer.
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.
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.
| UA 780 | IAD 17:40 | PDX 20:19 | 72% |
All 1 United flights in the current schedule
Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
| UA 780 | IAD 17:40 | PDX 20:19 | 5h 39m | 168 | 72% | 1.2% | 87 min |
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 | IAD | PDX | 5h 42m | 76% | 0.7% | 291 | Flying now |
Alternatives with one stop
All connections →| UnitedDetails → | IAD 10:13 → DEN 12:05UA 1865 | 1h 22m Denver | DEN 13:27 → PDX 15:13UA 2455 | 8h 00m | 96% | 87% |
| UnitedDetails → | IAD 06:30 → IAH 08:39UA 1935 | 51m Houston | IAH 09:30 → PDX 11:56UA 740 | 8h 26m | 100% | 86% |
| UnitedDetails → | IAD 06:10 → ORD 07:27UA 2070 | 1h 33m Chicago | ORD 09:00 → PDX 11:38UA 1994 | 8h 28m | 95% | 81% |
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