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
Fairbanks (FAI)
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: Jun 17, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Jun 23, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Aug 12, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Aug 18, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Aug 25, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Portland (PDX) | One-way | Saver | Depart: Aug 11, 2026 | From $196 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Aug 18, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Aug 21, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Aug 23, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Aug 28, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Sep 14, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Sep 17, 2026 | From $249 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Jul 29, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Jul 30, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Jul 31, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Aug 3, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Aug 6, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Aug 10, 2026 | From $347 Seen: 10 hours ago | |
| San Antonio (SAT) | Fairbanks (FAI) | One-way | Saver | Depart: Jul 22, 2026 | From $671 Seen: 7 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.