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) |
|---|---|---|---|---|---|---|---|
| DCA → SEA AS1 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| DCA → SEA AS3 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 2 | ||
| DCA → SEA AS3 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 8 | ||
| DCA → SEA AS3 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 8 | ||
| DCA → SEA AS1 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| DCA → SEA AS1 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| DCA → SEA AS3 | Economy | Alaska Atmos Rewards | 17,500 | $5.00 | 9 | ||
| DCA → SEA DL786 | Economy | Virgin Atlantic | 22,000 | $5.00 | 1 | ||
| DCA → SEA AS1 | Economy | Alaska Atmos Rewards | 22,500 | $5.00 | 9 | ||
| DCA → SEA AS3 | Economy | Alaska Atmos Rewards | 22,500 | $5.00 | 4 | ||
| DCA → SEA AS1 | Economy | Alaska Atmos Rewards | 22,500 | $5.00 | 6 | ||
| DCA → SEA DL786 | Economy | Delta SkyMiles | 25,500 | $6.00 | 9 |
Did you mean Flights from Seattle to Washington?
Washington
United StatesDCA
Ronald Reagan Washington National Airport
Seattle
United StatesSEA
Seattle Tacoma International Airport
Ronald Reagan Washington National Airport (DCA) serves Washington; Seattle Tacoma International Airport (SEA) serves Seattle.
The airports are 2,323 miles apart by great-circle distance.
Roame's current schedule feed shows nonstop service from DCA to SEA.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX), Delta Air Lines (DL) and Japan Airlines (JL). This list does not identify the operating airline for each flight; check the flight details before booking.
Published schedule dates span Sep 21, 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, SkyTeam
Ronald Reagan Washington National Airport (DCA) is the origin airport and Seattle Tacoma International Airport (SEA) is the destination airport.
DCA and SEA are approximately 2,323 miles apart by great-circle distance.
Yes. Roame's current schedule feed shows nonstop service from DCA to SEA.
Marketing airlines listed in the current schedule, including codeshare sellers, are Alaska Airlines (AS), Finnair (AY), Cathay Pacific (CX), Delta Air Lines (DL) and Japan Airlines (JL). 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 A321neo (32Q), Boeing 737-800 Winglets (73H) and Boeing 737 MAX 8 (7M8).