Washington Dulles International ⇄ Portland International IAD–PDX
Airlines flew 582 flights between Washington Dulles International IAD in Washington, DC and Portland International PDX in Portland, OR in the twelve months to July 2026, both directions together: 86,065 passengers in 101,329 seats, 85% of them filled, and 27,682 pounds of freight. 2,327 miles, about 311 minutes in the air, on 3 airlines: United Air Lines Inc. (577), Alaska Airlines Inc. (3), Delta Air Lines Inc. (2). Planning to fly it yourself? The weather and winds along this route right now.
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 1/25 | 13 |
| 3/25 | 50 |
| 4/25 | 60 |
| 5/25 | 62 |
| 6/25 | 61 |
| 7/25 | 61 |
| 8/25 | 62 |
| 9/25 | 60 |
| 10/25 | 62 |
| 11/25 | 62 |
| 12/25 | 30 |
| 1/26 | 10 |
| 3/26 | 54 |
| 4/26 | 60 |
| 5/26 | 63 |
| 6/26 | 58 |
| 7/26 | 61 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 1/25 | 2,006 |
| 3/25 | 6,920 |
| 4/25 | 7,513 |
| 5/25 | 9,071 |
| 6/25 | 9,400 |
| 7/25 | 8,753 |
| 8/25 | 9,451 |
| 9/25 | 9,195 |
| 10/25 | 9,379 |
| 11/25 | 9,321 |
| 12/25 | 4,725 |
| 1/26 | 1,392 |
| 3/26 | 7,062 |
| 4/26 | 9,108 |
| 5/26 | 8,767 |
| 6/26 | 8,474 |
| 7/26 | 9,191 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| United Air Lines Inc. UA | 577 | 85,704 | 85% | scheduled passenger service |
| Alaska Airlines Inc. AS | 3 | 276 | 52% | charter passenger service |
| Delta Air Lines Inc. DL | 2 | 85 | 59% | charter passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing B737 Max 900 | 275 | 179 | 41,749 |
| Boeing B737 Max 800 | 168 | 166 | 25,482 |
| Boeing 737-900ER | 105 | 179 | 13,978 |
| Boeing 737-800 | 30 | 166 | 4,561 |
| Boeing 757-200 | 2 | 72 | 85 |
| Airbus Industrie A320-100/200 | 2 | 150 | 210 |
IAD → PDX this direction alone · flown January 2025 to July 2026
292 flights of 291 scheduled, 42,732 passengers in 50,740 seats, 14,955 pounds of freight, 603 pounds of mail. United Air Lines Inc. 289; Delta Air Lines Inc. 2; Alaska Airlines Inc. 1.
PDX → IAD this direction alone · flown January 2025 to July 2026
290 flights of 291 scheduled, 43,333 passengers in 50,589 seats, 12,727 pounds of freight, 73,066 pounds of mail. United Air Lines Inc. 288; Alaska Airlines Inc. 2.
Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Washington Dulles International IAD and Portland International PDX; all routes.