Alaska Airlines Flights from Seattle to Portland
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1 Passenger
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Lowest fares from Seattle to Portland
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One-way low-fare flights Seattle to Portland.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Mar 10, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Apr 18, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Apr 22, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Apr 28, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: May 12, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: May 13, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Mar 17, 2026 | From $89 Seen: 8 hours ago | |
| Seattle (SEA) | Portland (PDX) | One-way | Saver | Depart: Mar 21, 2026 | From $89 Seen: 8 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.