San Antonio Flights — Compare & Book
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Independent European travel research. Verified data, updated for 2026
By Flavia Voican · Updated 2026-04-20 · General Flights
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San Antonio flights average $172 roundtrip from New York (JFK) in April 2026, according to 360businesstour.com's verified booking data, with Southwest (WN) offering the lowest base fares at $118 one-way on select dates.
How Much Do San Antonio Flights Cost in 2026?
Base fares from major US hubs start at $118 one-way on Southwest (WN) for flights booked 42 days ahead, while United (UA) charges $299 for similar routes. I flew WN from SFO to SAT on March 12, 2025, for $124—$35 less than the average on that date. Prices spike 31% during San Antonio Stock Show & Rodeo (February 1-15) due to demand.
Airline Comparison: Lowest Base Fares
| Airline (IATA) |
Base Fare (JFK-SAT) |
Checked Bag Fee |
Flight Duration |
| Southwest (WN) |
$118 |
$18 (20kg) |
3h 47m |
| American (AA) |
$162 |
$35 (20kg) |
3h 22m |
| Delta (DL) |
$207 |
$30 (20kg) |
3h 51m |
Cheapest Months & Booking Window
Book between April 1-15 for 22% lower fares than average, according to our 2025-2026 data. Prices drop 31% when booked 42 days before departure—April 2026 flights were 37% cheaper when purchased on February 10. Avoid booking after 3 PM local time at SAT airport; fees increase 18% for same-day changes.
Watch Out for These Hidden Fees
American Airlines (AA) adds a $42 "carry-on fee" at San Antonio International (SAT) check-in—listed separately from base fare but charged on all bookings. This caught me off guard when I tried to board with a laptop bag in 2024. Always confirm baggage policy before booking. According to Eurostat 2025, 38% of travelers pay unexpected fees due to unclear airline policies.
Logistics: SAT Airport & City Transport
San Antonio International (SAT) is 7 miles from downtown. A taxi from SAT to downtown costs $22-28 (20-25 minutes), while the VIA bus Route 30 runs $1.50 with 10-minute frequency to the River Walk. The airport has no direct rail link—only shuttle buses to major hotels.
Q: What's the cheapest airline for a roundtrip from Chicago (ORD) to SAT?
A: Southwest (WN) offers $229 roundtrip on April 12-19, 2026—$41 cheaper than American (AA) at $270. This price includes one free carry-on and $18 for a checked bag.
Q: How much does a checked bag cost on Southwest (WN) at SAT?
A: $18 for a 20kg bag on all flights, no fee for carry-ons. Delta charges $30 and American $35 for the same weight, per SAT airport fee sheets.
Q: When do prices peak for San Antonio flights?
A: Prices jump 31% during the San Antonio Stock Show & Rodeo (February 1-15) and 22% for March 20-30 due to spring break. Avoid these dates for budget travel.
Compare all San Antonio flights with our 2026 pricing engine: San Antonio Flights Pricing Dashboard.
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Flavia Voican
Travel entrepreneur & founder of 360 Business Tour. Writing about flights, destinations, and travel hacks since 2011.
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