Alaska Airlines Flights from Washington, D.C. to Portland
Lowest fares from Washington, D.C. to Portland
One-way low-fare flights Washington, D.C. to Portland.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Feb 24, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Mar 4, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Feb 2, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Mar 3, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Mar 10, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Feb 9, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Feb 18, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (DCA) | Portland (PDX) | One-way | Saver | Depart: Feb 19, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Mar 18, 2026 | From $129 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Apr 1, 2026 | From $129 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Apr 7, 2026 | From $129 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Apr 8, 2026 | From $129 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Mar 23, 2026 | From $139 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Mar 14, 2026 | From $144 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Mar 10, 2026 | From $144 Seen: 16 hours ago | |
| Washington, D.C. (IAD) | Portland (PDX) | One-way | Saver | Depart: Feb 24, 2026 | From $134 Seen: 5 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.