$261 Cheap Flights from Pittsburgh (PIT) to Watertown (ATY)

View $261 flight on Sun, Sep 7, 2025Opens in a new window

Popular airlines from Pittsburgh Intl. Airport (PIT) to Watertown, SD (ATY-Watertown Regional)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Pittsburgh to Watertown (PIT-ATY)

Prices were available within the past 7 days and start at $261 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Sep 22 - Sat, Oct 11
PIT
Pittsburgh
ATY
Watertown
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Sep 22 from Pittsburgh to Watertown, returning Sat, Oct 11, priced at $254 found 6 days ago
Delta
Sat, Sep 27 - Sat, Oct 11
PIT
Pittsburgh
ATY
Watertown
$264 Roundtrip, found 6 days ago
$264
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 27 from Pittsburgh to Watertown, returning Sat, Oct 11, priced at $264 found 6 days ago
Delta
Sat, Sep 27 - Wed, Oct 15
PIT
Pittsburgh
ATY
Watertown
$269 Roundtrip, found 6 days ago
$269
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 27 from Pittsburgh to Watertown, returning Wed, Oct 15, priced at $269 found 6 days ago
Delta
Thu, Aug 21 - Sat, Sep 6
PIT
Pittsburgh
ATY
Watertown
$274 Roundtrip, found 6 days ago
$274
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 21 from Pittsburgh to Watertown, returning Sat, Sep 6, priced at $274 found 6 days ago
Delta
Thu, Aug 14 - Thu, Sep 4
PIT
Pittsburgh
ATY
Watertown
$284 Roundtrip, found 6 days ago
$284
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Aug 14 from Pittsburgh to Watertown, returning Thu, Sep 4, priced at $284 found 6 days ago
Delta
Mon, Aug 25 - Sat, Sep 6
PIT
Pittsburgh
ATY
Watertown
$314 Roundtrip, found 6 days ago
$314
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Aug 25 from Pittsburgh to Watertown, returning Sat, Sep 6, priced at $314 found 6 days ago
Delta
Fri, Aug 29 - Sat, Sep 13
PIT
Pittsburgh
ATY
Watertown
$324 Roundtrip, found 6 days ago
$324
Roundtrip
found 6 days ago
Select Delta flight, departing Fri, Aug 29 from Pittsburgh to Watertown, returning Sat, Sep 13, priced at $324 found 6 days ago
Delta
Sat, Sep 27 - Sun, Oct 5
PIT
Pittsburgh
ATY
Watertown
$329 Roundtrip, found 6 days ago
$329
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Sep 27 from Pittsburgh to Watertown, returning Sun, Oct 5, priced at $329 found 6 days ago
Delta
Tue, Aug 19 - Sat, Sep 6
PIT
Pittsburgh
ATY
Watertown
$334 Roundtrip, found 6 days ago
$334
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Aug 19 from Pittsburgh to Watertown, returning Sat, Sep 6, priced at $334 found 6 days ago
Delta
Mon, Sep 22 - Fri, Oct 3
PIT
Pittsburgh
ATY
Watertown
$344 Roundtrip, found 6 days ago
$344
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Sep 22 from Pittsburgh to Watertown, returning Fri, Oct 3, priced at $344 found 6 days ago
United
Tue, Aug 19 - Fri, Sep 5
PIT
Pittsburgh
ATY
Watertown
$475 Roundtrip, found 6 days ago
$475
Roundtrip
found 6 days ago
Select United flight, departing Tue, Aug 19 from Pittsburgh to Watertown, returning Fri, Sep 5, priced at $475 found 6 days ago

Alternative airports near Watertown

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Watertown Regional ATY. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $344
ATY
Watertown Regional
CheapestClosest
Average driving time to city center6 min
Flights from $344
Flights from Pittsburgh (PIT) to Watertown (ATY)
Origin airport
Pittsburgh Intl.
Destination airport
Watertown Regional
Roundtrip price
$253
Distance
909 mi

Pittsburgh to Watertown Flights

The cheapest times to fly from Pittsburgh to Watertown

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

 

The best time to book a flight from Pittsburgh to Watertown

Sunday is one of the best days to book for cheap flights from Pittsburgh to Watertown: 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 Pittsburgh to Watertown

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 Pittsburgh to Watertown in 2025. You can also book with separate airlines for your outbound and return journeys, from $261 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 Pittsburgh to Watertown 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 Pittsburgh to Watertown 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 Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY) cost?
Discover the latest flight deals from PIT to ATY 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 PIT to ATY?
The cheapest flights from PIT to ATY 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 PIT to ATY?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PIT to ATY. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY)?
You'll need to catch a flight with a layover when traveling from Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY). 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 PIT to ATY?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based 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 Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY)?
To arrive at Watertown Regional Airport (ATY) on schedule, book a flight that takes off from Pittsburgh Intl. Airport (PIT) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY) last-minute?
Holding off until just before your trip to book your flight from PIT to ATY generally means paying more. While you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a PIT to ATY flight and hotel package?
You can save money by securing a PIT to ATY flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Pittsburgh Intl. Airport (PIT) to Watertown Regional Airport (ATY)?
If you booked your PIT to ATY flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, 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 if you want more information.

Explore a world of travel with Expedia

*Available to One Key members.