$548 Cheap Flights from San Juan (SJU) to Butte (BTM)

View $548 flight on Fri, Mar 27, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Butte, MT (BTM-Bert Mooney)

Cheap Flights from San Juan to Butte (SJU-BTM)

Prices were available within the past 7 days and start at $548 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM) cost?
Snag a cheap one-way flight from $548 or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM)?
is the most affordable month to fly from SJU to BTM. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SJU to BTM flight.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM)?
Direct flights from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJU to BTM?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change 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 Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM)?
Opt for a flight from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**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 Bert Mooney Airport (BTM) last-minute?
Last-minute bookings from SJU to BTM are generally more expensive. To lock in the cheapest rates, start searching for flights well ahead of time. That being said, if you can play around with your travel dates, you may land a cheap fare right before your trip.
Is it cheaper to book a SJU to BTM flight and hotel package?
Securing a SJU to BTM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of accommodations and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Bert Mooney Airport (BTM)?
If you booked your SJU to BTM flight in the last 24 hours, you may be able to modify or cancel it without any fees. 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, head to our Customer Service portal for further details.

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Bert Mooney
Distance
3250 mi

Book with confidence

San Juan to Butte Flights

The cheapest times to fly from San Juan to Butte

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

 

The best time to book a flight from San Juan to Butte

Sunday is one of the best days to book for cheap flights from San Juan to Butte: 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 Butte

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 Butte in 2025. You can also book with separate airlines for your outbound and return journeys, from $548 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 Butte 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 Butte 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.

 

San Juan to Butte Flights

Explore a world of travel with Expedia

*Available to One Key members.