
Popular airlines from San Antonio International Airport (SAT) to West Yellowstone, MT (WYS-Yellowstone)
- American Airlines
American Airlines
- United
United
- Southwest Airlines
Southwest Airlines
- Delta
Delta
- Frontier Airlines
Frontier Airlines
- JetBlue Airways
JetBlue Airways
- Alaska Airlines
Alaska Airlines
- Plan, book, fly with confidence
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Cheap Flights from San Antonio to West Yellowstone (SAT-WYS)
Prices were available within the past 7 days and start at $130 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Origin airport | San Antonio Intl. |
Destination airport | Yellowstone |
Roundtrip price | $263 |
Distance | 1254 mi |
San Antonio to West Yellowstone Flights
The cheapest times to fly from San Antonio to West Yellowstone
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to West Yellowstone are during the month of August. You can find some of the cheapest flights from San Antonio to West Yellowstone with Expedia's search tool and vast selection of airlines.
The best time to book a flight from San Antonio to West Yellowstone
Sunday is one of the best days to book for cheap flights from San Antonio to West Yellowstone: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from San Antonio to West Yellowstone
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to West Yellowstone in 2025. You can also book with separate airlines for your outbound and return journeys, from $130 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to West Yellowstone flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to West Yellowstone airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
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Top Routes from San Antonio
- San Antonio to Chicago (SAT - ORD)
- San Antonio to Newark Liberty Intl. Airport (SAT - EWR)
- San Antonio to Mexico City (SAT - MEX)
- San Antonio to Phoenix (SAT - PHX)
- San Antonio to Los Angeles (SAT - LAX)
- San Antonio to Miami (SAT - MIA)
- San Antonio to New York (SAT - LGA)
- San Antonio to Boston (SAT - BOS)
- San Antonio to Toluca (SAT - TLC)
- San Antonio to Denver (SAT - DEN)
- San Antonio to New York (SAT - JFK)
- San Antonio to Seattle (SAT - SEA)
Top Routes to West Yellowstone
- Chicago to West Yellowstone (ORD - WYS)
- Newark Liberty Intl. Airport to West Yellowstone (EWR - WYS)
- San Diego to West Yellowstone (SAN - WYS)
- Los Angeles to West Yellowstone (LAX - WYS)
- Raleigh to West Yellowstone (RDU - WYS)
- Miami to West Yellowstone (MIA - WYS)
- Detroit to West Yellowstone (DTW - WYS)
- New York to West Yellowstone (LGA - WYS)
- Honolulu to West Yellowstone (HNL - WYS)
- Boston to West Yellowstone (BOS - WYS)
- Minneapolis to West Yellowstone (MSP - WYS)
- Denver to West Yellowstone (DEN - WYS)
Top Routes from San Antonio
- Aeromexico San Antonio to Mexico City
- American Airlines San Antonio to Phoenix
- American Airlines San Antonio to Miami
- American Airlines San Antonio to Boston
- American Airlines San Antonio to Denver
- Delta San Antonio to New York
- Alaska Airlines San Antonio to Seattle
- Aeromexico San Antonio to Guadalajara
- American Airlines San Antonio to Orlando
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