Dulles (IAD) to Portland (PDX)
Flight time
≈ 5h 27m
Bearing
296° NW
Dulles (IAD) to Portland (PDX) is 2,322 miles (3,736 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAD–PDX
Filed traffic dataIn July 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop IAD–PDX; the Boeing 737 MAX 9 was the most common aircraft at 74% of departures; flights ran 85% full.
Departures
61
July 2026
Seats
10,814
both directions
Passengers
9,191
both directions
Load factor
85.0%
RPM ÷ ASM
Who flies IAD–PDX?
United Airlines operated the most nonstop IAD–PDX departures in July 2026 (60), one of 2 carriers on the route.
- UA
60 departures · 10,636 seats
Share of departures98.4%85.1%
Load
- AS
1 departures · 178 seats
Share of departures1.6%75.8%
Load
What plane flies IAD–PDX?
In July 2026, the Boeing 737 MAX 9 flew 74% of IAD–PDX departures — more than any other aircraft type.
- Boeing 737 MAX 9
45 departures · 86.8% load
73.8% - Boeing 737-900ER
8 departures · 73.7% load
13.1% - Boeing 737 MAX 8
6 departures · 85.7% load
9.8% - Boeing 737-800
2 departures · 87.6% load
3.3%
How has IAD–PDX traffic changed?
Nonstop IAD–PDX departures fell from 62 in August 2025 to 61 in July 2026.
Monthly nonstop IAD–PDX traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
62 departures · 9,451 passengers
91.7%
Load
September 2025
60 departures · 9,195 passengers
90.5%
Load
October 2025
62 departures · 9,379 passengers
89.1%
Load
November 2025
62 departures · 9,321 passengers
84.2%
Load
December 2025
30 departures · 4,725 passengers
92.7%
Load
January 2026
10 departures · 1,392 passengers
84.7%
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
54 departures · 7,062 passengers
73.7%
Load
April 2026
60 departures · 9,108 passengers
84.8%
Load
May 2026
63 departures · 8,767 passengers
78.5%
Load
June 2026
58 departures · 8,474 passengers
82.9%
Load
July 2026
61 departures · 9,191 passengers
85.0%
Load
By direction
Each direction is filed separately — they rarely match.
PDX → IAD
81.1% full
31 departures · 4,457 passengers
IAD → PDX
89.0% full
30 departures · 4,734 passengers
Nonstop IAD–PDX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Dulles (IAD) from Portland (PDX)?
IAD to PDX is 2,322 miles (3,736 km / 2,017 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to PDX?
A nonstop covers the 2,322-mile great-circle distance in roughly 5h 27m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–PDX?
In July 2026, the Boeing 737 MAX 9 flew the largest share of departures (73.8%), followed by the Boeing 737-900ER (13.1%).
What mileage do I earn flying IAD–PDX?
Distance-based programs credit off the 2,322-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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