Nonstop flights from Seattle to Baltimore
Alaska Airlines flies this route twice a day.
SEASeattle-Tacoma International
2,328 mi · 14 flights a week
BWIBaltimore/Washington International Thurgood Marshall
When they leave
Seattle time9:03a10:22pFirst departure 9:03 AM, last 10:22 PM
One morning flight at 9:03 AM, then one evening flight at 10:22 PM. Every flight runs daily.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Seattle to Baltimore
Alaska Airlines is the only airline flying nonstop from Seattle to Baltimore, twice a day on the Boeing 737 MAX 9.
The first arrival in Baltimore is at 5:04 PM and the last at 6:27 AM the next day. The flight covers 2,328 miles.
Southwest Airlines stopped flying it after Sep 30.
Flying back, Baltimore to Seattle has 14 nonstop flights a week. From Seattle, Dulles (IAD) and Ronald Reagan Washington National (DCA) are the other Washington area airports with nonstop flights, 46 and 21 a week.
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Every Washington airport
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Find the cheapest day to fly from Seattle to Baltimore.
Schedules as of Oct 9, 2026.