Nonstop flights from Baltimore to Portland
Southwest Airlines flies this route 4 times a day.
BWIBaltimore/Washington International Thurgood Marshall
451 mi · 28 flights a week
PWMPortland International Jetport
When they leave
Baltimore time8:10a9:25pFirst departure 8:10 AM, last 9:25 PM
Four in the morning, 8:10 AM to 10:55 AM, then three in the afternoon, 1:30 PM to 3:45 PM, then three in the evening, 7:40 PM to 9:25 PM.
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Schedules last checked Sep 20, 2026. Times are local.
Flying from Baltimore to Portland
Southwest Airlines is the only airline flying nonstop from Baltimore to Portland, 4 times a day on the Boeing 737-700 and Boeing 737 MAX 8.
The first arrival in Portland is at 9:50 AM and the last at 10:55 PM. The flight covers 451 miles.
Flying back, Portland to Baltimore has 28 nonstop flights a week. Dulles (IAD) and Ronald Reagan Washington National (DCA) also have nonstop flights to Portland, 26 and 22 a week.
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Schedules as of Oct 9, 2026.