Cheap Flights from San Juan (SJU) to Rock Springs (RKS)

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Rock Springs, WY (RKS-Sweetwater County)

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Flights from San Juan (SJU) to Rock Springs (RKS)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Sweetwater County
Distance
2988 mi

San Juan to Rock Springs Flights

The cheapest times to fly from San Juan to Rock Springs

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

 

The best time to book a flight from San Juan to Rock Springs

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

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 Rock Springs in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Rock Springs 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 Rock Springs 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 Sweetwater County Airport (RKS) cost?
Snag a cheap one-way flight or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS)?
The cheapest month to fly from SJU to RKS is , when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SJU to RKS. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS)?
Nonstop flights from Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's 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 RKS?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, such as the time of year and airline.*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 Sweetwater County Airport (RKS)?
To avoid potential delays on the Luis Munoz Marin Intl. Airport (SJU) to Sweetwater County Airport (RKS) route, aim to fly before 3 PM. Later departures 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 Sweetwater County Airport (RKS) last-minute?
Booking your plane ticket from SJU to RKS just before your getaway is typically more expensive. But if there's some wiggle room with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a SJU to RKS flight and hotel package?
Opting for a SJU to RKS flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our wide range of hotels and then add car rentals, activities and flights to your booking. Bundle everything 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 Sweetwater County Airport (RKS)?
If you reserved your SJU to RKS flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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