Cheap Flights from Watertown (ATY) to Pierre (PIR)

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Flights from Watertown (ATY) to Pierre (PIR)
Origin airport
Watertown Regional
Destination airport
Pierre Regional
Distance
158 mi

Watertown to Pierre Flights

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

The best time to book a flight from Watertown to Pierre

Sunday is one of the best days to book for cheap flights from Watertown 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 Watertown 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 Watertown to Pierre 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 Watertown 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 Watertown 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.

Frequently asked questions

How much does a flight from Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR) cost?
Discover the latest flight deals from ATY to PIR 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 ATY to PIR?
The cheapest flights from ATY to PIR 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 ATY to PIR?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ATY to PIR. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR)?
You’ll have to take a flight with a layover when traveling from Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR). Direct flights don’t operate daily 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 ATY to PIR?
Usually you’ll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, time of year 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 Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR)?
To avoid possible delays on the Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR) route, fly before 3 PM. Flights after this time 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 Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR) last-minute?
Booking your plane ticket from ATY to PIR shortly before your trip is usually more expensive. However, if you’re flexible with your travel times and dates, you could land a cheap last-minute fare.
Is it cheaper to book an ATY to PIR flight and hotel package?
Compared with arranging hotels and flights separately, booking an ATY to PIR flight and hotel package with Expedia could result in significant savings. What’s more, having everything in one convenient place will take the stress out of planning your trip. Simply pick your flights and select from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Watertown Regional Airport (ATY) to Pierre Regional Airport (PIR)?
Typically, you can cancel or modify your ATY to PIR flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline’s fees and policies on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.