Book Cheap Flights from Washington, D.C. with Alaska Airlines
Find round-trip flight deals from Washington, D.C..*
Washington, D.C. (IAD)to
Seattle (SEA)
Washington, D.C. (DCA)to
Los Angeles (LAX)Washington, D.C. (DCA)to
Seattle (SEA)
Washington, D.C. (IAD)to
San Diego (SAN)
Washington, D.C. (DCA)to
San Francisco (SFO)Washington, D.C. (DCA)to
San Diego (SAN)
Washington, D.C. (DCA)to
Portland (PDX)
Washington, D.C. (IAD)to
Honolulu (HNL)Washington, D.C. (IAD)to
Portland (PDX)
Washington, D.C. (IAD)to
Anchorage (ANC)Washington, D.C. (DCA)to
Honolulu (HNL)Washington, D.C. (DCA)to
Anchorage (ANC)*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.
One-way flight deals from Washington, D.C..*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: Apr 22, 2026 | From $109 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: Apr 28, 2026 | From $109 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: May 6, 2026 | From $109 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: May 13, 2026 | From $109 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: Apr 29, 2026 | From $109 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Seattle (SEA) | One-way | Saver | Depart: May 12, 2026 | From $109 Seen: 10 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: Apr 14, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: May 1, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: May 7, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: May 12, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: Apr 7, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | Seattle (SEA) | One-way | Saver | Depart: Apr 28, 2026 | From $114 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: Apr 7, 2026 | From $119 Seen: 41 minutes ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: Apr 14, 2026 | From $119 Seen: 41 minutes ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: May 5, 2026 | From $129 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: Apr 28, 2026 | From $129 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: Apr 29, 2026 | From $129 Seen: 17 hours ago | |
| Washington, D.C. (IAD) | San Diego (SAN) | One-way | Saver | Depart: May 6, 2026 | From $129 Seen: 2 hours ago | |
| Washington, D.C. (DCA) | Spokane (GEG) | One-way | Saver | Depart: May 13, 2026 | From $131 Seen: 17 hours ago | |
| Washington, D.C. (DCA) | Spokane (GEG) | One-way | Saver | Depart: Apr 28, 2026 | From $131 Seen: 17 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.