$324 Cheap Flights from San Juan (SJU) to West Yellowstone (WYS)

View $324 flight on Tue, Oct 14, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to West Yellowstone, MT (WYS-Yellowstone)

Cheap Flights from San Juan to West Yellowstone (SJU-WYS)

Prices were available within the past 7 days and start at $324 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from San Juan (SJU) to West Yellowstone (WYS)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Yellowstone
Distance
3157 mi

San Juan to West Yellowstone Flights

The cheapest times to fly from San Juan 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 Juan to West Yellowstone are during the month of . You can find some of the cheapest flights from San Juan to West Yellowstone with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to West Yellowstone

Sunday is one of the best days to book for cheap flights from San Juan 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 Juan 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 Juan to West Yellowstone in 2025. You can also book with separate airlines for your outbound and return journeys, from $324 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 Juan 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 Juan 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 Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS) cost?
Get a cheap one-way flight from $324 or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS)?
The cheapest month to fly from SJU to WYS is , when demand is low. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS)?
To find the cheapest airline that'll fly you from SJU to WYS, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS)?
You'll have to book a flight with a layover when traveling from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SJU to WYS?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS)?
To avoid possible delays on the Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS) route, aim to travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS) last-minute?
Holding off until just before your departure to book a ticket from SJU to WYS generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of landing a bargain.
Is it cheaper to book a SJU to WYS flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to WYS flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the stress out of travel planning. Just pick your flights and select from our wide range of stays, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Yellowstone Airport (WYS)?
If you booked your SJU to WYS flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.