Portland (PDX) to Washington (IAD) flights
Nonstop from Portland International to Washington Dulles International: distance, flying time, which airlines fly it and how often.
Distance
3,736km
2,321 mi, great circle
Flying time
5h 07m
typical, gate to gate
Flights a day
1.1
average, November 2026
Airlines
1
passenger airlines
Airlines flying PDX to IAD
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare PDX to IAD fares by month.
Both directions
- Washington Dulles International (IAD) · we don't have IAD's route list yet
- All nonstop routes from Portland (PDX)
- PDX to IAD on the flight-path tool
Frequently asked questions
How long is the flight from Portland to Washington?
About 5h 07m gate to gate for the 3,736 km (2,321 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from PDX to IAD?
United Airlines, with about 1.1 flights a day between them in our data (AeroDataBox, November 2026).