Alaska Airlines Flights from San Diego to Washington, D.C.
Lowest fares from San Diego to Washington, D.C.
One-way low-fare flights San Diego to Washington, D.C..*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: May 6, 2026 | From $129 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: May 5, 2026 | From $129 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: Apr 29, 2026 | From $129 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: Apr 22, 2026 | From $139 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: May 16, 2026 | From $139 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: May 9, 2026 | From $139 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: May 12, 2026 | From $139 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (IAD) | One-way | Saver | Depart: Apr 25, 2026 | From $139 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: Apr 29, 2026 | From $154 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: May 6, 2026 | From $154 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: May 19, 2026 | From $154 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: Apr 25, 2026 | From $164 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: Apr 28, 2026 | From $164 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: May 12, 2026 | From $164 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: May 20, 2026 | From $164 Seen: 2 hours ago | |
| San Diego (SAN) | Washington, D.C. (DCA) | One-way | Saver | Depart: Apr 21, 2026 | From $164 Seen: 2 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.