Alaska Airlines Flights from Portland to Santa Rosa
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1 Passenger
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Lowest fares from Portland to Santa Rosa
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One-way low-fare flights Portland to Santa Rosa.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Feb 28, 2026 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Feb 7, 2026 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Feb 8, 2026 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Feb 11, 2026 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Mar 11, 2026 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Dec 9, 2025 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Dec 13, 2025 | From $88 Seen: 14 hours ago | |
| Portland (PDX) | Santa Rosa (STS) | One-way | Saver | Depart: Dec 16, 2025 | From $88 Seen: 14 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.