A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.
Departure window: through .
| Route / flight | Departure | Cabin | Book with | Points | Fees (USD) | Seats seen | Observed (UTC) |
|---|---|---|---|---|---|---|---|
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 32,500 | $5.00 | 9 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 32,500 | $5.00 | 9 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 32,500 | $5.00 | 5 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 32,500 | $5.00 | 3 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 37,500 | $5.00 | 3 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 37,500 | $5.00 | 6 | ||
| BWI → SEA AS786 | Economy | Alaska Atmos Rewards | 42,500 | $5.00 | 9 | ||
| BWI → SEA AS379 | Economy | Alaska Atmos Rewards | 42,500 | $5.00 | 9 | ||
| BWI → SEA AS379 | Economy | Alaska Atmos Rewards | 47,500 | $5.00 | 4 | ||
| BWI → SEA AS379 | Economy | Alaska Atmos Rewards | 52,500 | $5.00 | 8 | ||
| BWI → SEA AS379 | Economy | Alaska Atmos Rewards | 52,500 | $5.00 | 6 |
Did you mean Flights from Seattle to Baltimore?
Baltimore
United StatesBWI
Baltimore/Washington International Thurgood Marshal Airport
Seattle
United StatesSEA
Seattle Tacoma International Airport
Baltimore/Washington International Thurgood Marshal Airport (BWI) serves Baltimore; Seattle Tacoma International Airport (SEA) serves Seattle.
The airports are 2,329 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from BWI to SEA.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX) and Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 3, 2026 – Sep 19, 2027.
These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.
Airline alliance affiliations represented: Oneworld
Baltimore/Washington International Thurgood Marshal Airport (BWI) is the origin airport and Seattle Tacoma International Airport (SEA) is the destination airport.
BWI and SEA are approximately 2,329 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from BWI to SEA.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX) and Southwest Airlines (WN). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-800 Winglets (73H), Boeing 737-900 Winglets (73J), Boeing 737 MAX 8 (7M8), 7S7 and JET.