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)
San Antonio (SAT)to
Fairbanks (FAI)*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: Oct 21, 2026 | From $209 Seen: 17 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Jul 24, 2026 | From $259 Seen: 12 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Jun 15, 2026 | From $259 Seen: 1 hour ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Jan 16, 2027 | From $259 Seen: 15 hours ago | |
| San Antonio (SAT) | Anchorage (ANC) | One-way | Saver | Depart: Jun 3, 2026 | From $411 Seen: 5 hours ago | |
| San Antonio (SAT) | Seattle (SEA) | One-way | Saver | Depart: Aug 6, 2026 | From $562 Seen: 6 hours ago | |
| San Antonio (SAT) | Fairbanks (FAI) | One-way | Saver | Depart: Jul 6, 2026 | From $708 Seen: 16 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.