Cheap Flights from Rock Springs (RKS) to Pierre (PIR)

Popular airlines from Rock Springs, WY (RKS-Sweetwater County) to Pierre, SD (PIR-Pierre Regional)

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Frequently asked questions

How much does a flight from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR) cost?
Grab a cheap one-way flight or cheap return flight from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR) 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 Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR)?
The cheapest month to fly from RKS to PIR is , when demand is low. Off-peak season is usually when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from RKS to PIR. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR)?
There are no daily direct flights available from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from RKS to PIR?
Usually you'll find the widest variety of flight choices 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 Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR)?
Book a flight from Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR) that leaves before 3 PM to reduce the risk of delays and cancellations. 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 Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR) last-minute?
Last-minute bookings from RKS to PIR are generally more expensive. For the lowest rates, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a RKS to PIR flight and hotel package?
Booking a RKS to PIR flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of stays and then add activities, car rentals and flights 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 Sweetwater County Airport (RKS) to Pierre Regional Airport (PIR)?
If you reserved your RKS to PIR 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 this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Origin airport
Sweetwater County
Destination airport
Pierre Regional
Distance
483 mi

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Rock Springs to Pierre Flights

The cheapest times to fly from Rock Springs to Pierre

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

 

The best time to book a flight from Rock Springs to Pierre

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

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 Rock Springs to Pierre in 2026. 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 Rock Springs to Pierre 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 Rock Springs to Pierre 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.

 

Rock Springs to Pierre Flights

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