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) |
|---|---|---|---|---|---|---|---|
| SEA → BWI AS781 | Economy | American Airlines | 12,500 | $5.00 | 3 | ||
| SEA → BWI AS781 | Economy | Alaska Atmos Rewards | 12,500 | $5.00 | 9 | ||
| SEA → BWI AS781 | Economy | American Airlines | 12,500 | $5.00 | 3 | ||
| SEA → BWI AS378 | Economy | Alaska Atmos Rewards | 12,500 | $5.00 | 9 | ||
| SEA → BWI AS781 | Economy | Alaska Atmos Rewards | 15,000 | $5.00 | 9 | ||
| SEA → BWI AS781 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| SEA → BWI AS781 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| SEA → BWI UA747 | Economy | Virgin Australia | 19,000 | $9.00 | 9 | ||
| SEA → BWI UA747 | Economy | Virgin Australia | 19,000 | $9.00 | 9 | ||
| SEA → BWI AS781 | Economy | Alaska Atmos Rewards | 22,500 | $5.00 | 8 | ||
| SEA → BWI AS781 | Economy | Qantas Frequent Flyer | 23,000 | $5.00 | 1 | ||
| SEA → BWI AS378 | Economy | American Airlines | 23,000 | $5.00 | 3 |
Did you mean Flights from Baltimore to Seattle?
Seattle
United StatesSEA
Seattle Tacoma International Airport
Baltimore
United StatesBWI
Baltimore/Washington International Thurgood Marshal Airport
Seattle Tacoma International Airport (SEA) serves Seattle; Baltimore/Washington International Thurgood Marshal Airport (BWI) serves Baltimore.
The airports are 2,329 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from SEA to BWI.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX), Hawaiian Airlines (HA) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Oct 1, 2026 – Sep 20, 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, Star Alliance
Seattle Tacoma International Airport (SEA) is the origin airport and Baltimore/Washington International Thurgood Marshal Airport (BWI) is the destination airport.
SEA and BWI are approximately 2,329 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from SEA to BWI.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX), Hawaiian Airlines (HA) and United Airlines (UA). This list does not identify the operating airline for each flight; check the flight details before booking.
Aircraft listed in the current schedule include Airbus A319 (319), Boeing 737-800 (738), Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-800 Winglets (73H), Boeing 737-900 Winglets (73J), Boeing 737 MAX 8 (7M8) and JET.