Routes and flights · the DOT's airline reports, August 2025 to July 2026

Baltimore/Washington International Thurgood Marshall ⇄ Portland International BWI–PDX

Airlines flew 398 flights between Baltimore/Washington International Thurgood Marshall BWI in Baltimore, MD and Portland International PDX in Portland, OR in the twelve months to July 2026, both directions together: 59,091 passengers in 66,782 seats, 88% of them filled, and 133,624 pounds of freight. 2,358 miles, about 309 minutes in the air, on 2 airlines: Southwest Airlines Co. (239), Alaska Airlines Inc. (159). Planning to fly it yourself? The weather and winds along this route right now.

398

flights, twelve months

BWI-PDX: 199 · PDX-BWI: 199

59,091

passengers

88% of seats filled

2,358

miles

about 309 minutes airborne

airlines

5 aircraft types

Flights by month both directions

By month, as a table

	flights
6/25	51
7/25	59
8/25	61
9/25	60
10/25	2
5/26	38
6/26	114
7/26	123

Passengers by month

By month, as a table

	passengers
6/25	7,596
7/25	8,927
8/25	9,486
9/25	8,165
10/25	253
5/26	5,085
6/26	17,224
7/26	18,878

The airlines twelve months, both directions

Airline	Flights	Passengers	Seats filled	Service
Southwest Airlines Co. WN	239	36,737	90%	scheduled passenger service
Alaska Airlines Inc. AS	159	22,354	86%	scheduled passenger service

The aircraft as the airlines report their types

Aircraft	Flights	Seats a flight	Passengers
Boeing 737-800	214	167	31,391
Boeing B737 Max 800	138	173	21,434
Boeing 737-700/700LR/Max 7	28	141	3,660
Boeing B737 Max 900	16	178	2,320
Boeing 737-900ER	2	178	286

BWI → PDX this direction alone · flown June 2025 to July 2026

199 flights of 201 scheduled, 29,700 passengers in 32,912 seats, 38,212 pounds of freight. Southwest Airlines Co. 119; Alaska Airlines Inc. 80.

PDX → BWI this direction alone · flown June 2025 to July 2026

199 flights of 199 scheduled, 29,391 passengers in 33,870 seats, 95,412 pounds of freight. Southwest Airlines Co. 120; Alaska Airlines Inc. 79.

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: Baltimore/Washington International Thurgood Marshall BWI and Portland International PDX; all routes.