Alaska Airlines Flights from Portland to San Antonio
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1 Passenger
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Lowest fares from Portland to San Antonio
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One-way low-fare flights Portland to San Antonio.*
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From | To | Fare Type | Dates | Price | |
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Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Dec 15, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Oct 31, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Nov 5, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Nov 10, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Oct 20, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Oct 30, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Nov 3, 2025 | From $143 Seen: 23 minutes ago | |
Portland (PDX) | San Antonio (SAT) | One-way | Saver | Depart: Nov 6, 2025 | From $143 Seen: 23 minutes 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.