$130 Cheap Flights from San Antonio (SAT) to West Yellowstone (WYS)

View $130 flight on Tue, Aug 19, 2025Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to West Yellowstone, MT (WYS-Yellowstone)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

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.

Delta
Mon, Aug 18 - Mon, Aug 25
SAT
San Antonio
WYS
West Yellowstone
$264 Roundtrip, found 5 days ago
$264
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Aug 18 from San Antonio to West Yellowstone, returning Mon, Aug 25, priced at $264 found 5 days ago
United
Tue, Aug 19 - Mon, Aug 25
SAT
San Antonio
WYS
West Yellowstone
$273 Roundtrip, found 5 days ago
$273
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 19 from San Antonio to West Yellowstone, returning Mon, Aug 25, priced at $273 found 5 days ago
Delta
Thu, Aug 21 - Mon, Aug 25
SAT
San Antonio
WYS
West Yellowstone
$275 Roundtrip, found 5 days ago
$275
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Aug 21 from San Antonio to West Yellowstone, returning Mon, Aug 25, priced at $275 found 5 days ago
United
Tue, Aug 19 - Fri, Aug 22
SAT
San Antonio
WYS
West Yellowstone
$278 Roundtrip, found 6 days ago
$278
Roundtrip
found 6 days ago
Select United flight, departing Tue, Aug 19 from San Antonio to West Yellowstone, returning Fri, Aug 22, priced at $278 found 6 days ago
Delta
Tue, Aug 19 - Fri, Aug 22
SAT
San Antonio
WYS
West Yellowstone
$285 Roundtrip, found 5 days ago
$285
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Aug 19 from San Antonio to West Yellowstone, returning Fri, Aug 22, priced at $285 found 5 days ago
Delta
Mon, Aug 18 - Fri, Aug 22
SAT
San Antonio
WYS
West Yellowstone
$291 Roundtrip, found 5 days ago
$291
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Aug 18 from San Antonio to West Yellowstone, returning Fri, Aug 22, priced at $291 found 5 days ago
Delta
Tue, Aug 5 - Thu, Aug 14
SAT
San Antonio
WYS
West Yellowstone
$300 Roundtrip, found 6 days ago
$300
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 5 from San Antonio to West Yellowstone, returning Thu, Aug 14, priced at $300 found 6 days ago
Delta
Tue, Aug 5 - Sat, Aug 9
SAT
San Antonio
WYS
West Yellowstone
$304 Roundtrip, found 6 days ago
$304
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 5 from San Antonio to West Yellowstone, returning Sat, Aug 9, priced at $304 found 6 days ago
Delta
Wed, Aug 20 - Mon, Aug 25
SAT
San Antonio
WYS
West Yellowstone
$305 Roundtrip, found 5 days ago
$305
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 20 from San Antonio to West Yellowstone, returning Mon, Aug 25, priced at $305 found 5 days ago
United
Tue, Aug 19 - Mon, Aug 25
SAT
San Antonio
WYS
West Yellowstone
$314 Roundtrip, found 5 days ago
$314
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 19 from San Antonio to West Yellowstone, returning Mon, Aug 25, priced at $314 found 5 days ago
Flights from San Antonio (SAT) to West Yellowstone (WYS)
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.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS) cost?
Discover the latest flight deals from SAT to WYS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SAT to WYS?
The cheapest flights from SAT to WYS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SAT to WYS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SAT to WYS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS)?
You'll need to hop on a flight with a layover if you're traveling from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SAT to WYS?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS)?
To touch down at Yellowstone Airport (WYS) on time, opt for a flight that takes off from San Antonio Intl. Airport (SAT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS) last-minute?
Booking your plane ticket from SAT to WYS right before your getaway is usually more expensive. However, if you're flexible with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a SAT to WYS flight and hotel package?
Compared with arranging flights and hotels separately, booking a SAT to WYS flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Simply secure your flights and select from our extensive range of hotels, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Yellowstone Airport (WYS)?
In most instances, you can modify or cancel your SAT to WYS flight. However, there may be additional fees, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further details, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.