Book Cheap Flights from San Antonio with Alaska Airlines
Find round-trip flight deals from San Antonio.*
San Antonio (SAT)to
Seattle (SEA)
San Antonio (SAT)to
Anchorage (ANC)
San Antonio (SAT)to
Portland (PDX)*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.
One-way flight deals from San Antonio.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Feb 25, 2026 | From $119 Seen: 41 minutes ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Mar 4, 2026 | From $119 Seen: 41 minutes ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Mar 3, 2026 | From $119 Seen: 41 minutes ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Mar 17, 2026 | From $119 Seen: 41 minutes ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Mar 11, 2026 | From $119 Seen: 41 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Apr 28, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: May 2, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Feb 14, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Feb 25, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Mar 24, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Apr 4, 2026 | From $119 Seen: 46 minutes ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Apr 29, 2026 | From $159 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Feb 25, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Mar 2, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Mar 24, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Mar 25, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Mar 30, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Apr 1, 2026 | From $201 Seen: 41 minutes ago | |
| San Antonio (SAT) | Fairbanks (FAI) | One-way | Saver | Depart: Mar 23, 2026 | From $251 Seen: 17 hours ago | |
| San Antonio (SAT) | Fairbanks (FAI) | One-way | Saver | Depart: May 16, 2026 | From $340 Seen: 17 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.