$261 Cheap Flights from Newark Liberty Intl. Airport (EWR) to Watertown (ATY)

View $261 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to Watertown, SD (ATY-Watertown Regional)

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Cheap Flights from Newark Liberty Intl. Airport to Watertown (EWR-ATY)

Prices were available within the past 7 days and start at $261 for one-way flights and $244 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Dec 3 - Mon, Dec 15
EWR
New York
ATY
Watertown
$244 Roundtrip, found 6 hours ago
$244
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Dec 3 from New York to Watertown, returning Mon, Dec 15, priced at $244 found 6 hours ago
Delta
Wed, Dec 3 - Tue, Dec 9
EWR
New York
ATY
Watertown
$254 Roundtrip, found 6 hours ago
$254
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Dec 3 from New York to Watertown, returning Tue, Dec 9, priced at $254 found 6 hours ago
Delta
Wed, Dec 31 - Sun, Jan 11
EWR
New York
ATY
Watertown
$259 Roundtrip, found 23 hours ago
$259
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Dec 31 from New York to Watertown, returning Sun, Jan 11, priced at $259 found 23 hours ago
Delta
Wed, Dec 3 - Sat, Dec 6
EWR
New York
ATY
Watertown
$279 Roundtrip, found 6 hours ago
$279
Roundtrip
found 6 hours ago
Select Delta flight, departing Wed, Dec 3 from New York to Watertown, returning Sat, Dec 6, priced at $279 found 6 hours ago
Delta
Wed, Dec 31 - Fri, Jan 16
EWR
New York
ATY
Watertown
$284 Roundtrip, found 23 hours ago
$284
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Dec 31 from New York to Watertown, returning Fri, Jan 16, priced at $284 found 23 hours ago
Delta
Wed, Dec 3 - Sun, Dec 14
EWR
New York
ATY
Watertown
$314 Roundtrip, found 23 hours ago
$314
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Dec 3 from New York to Watertown, returning Sun, Dec 14, priced at $314 found 23 hours ago
Delta
Sat, Dec 13 - Mon, Dec 15
EWR
New York
ATY
Watertown
$317 Roundtrip, found 1 day ago
$317
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Dec 13 from New York to Watertown, returning Mon, Dec 15, priced at $317 found 1 day ago
Delta
Wed, Dec 31 - Sat, Jan 17
EWR
New York
ATY
Watertown
$317 Roundtrip, found 23 hours ago
$317
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Dec 31 from New York to Watertown, returning Sat, Jan 17, priced at $317 found 23 hours ago
Delta
Wed, Dec 31 - Mon, Jan 12
EWR
New York
ATY
Watertown
$319 Roundtrip, found 23 hours ago
$319
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Dec 31 from New York to Watertown, returning Mon, Jan 12, priced at $319 found 23 hours ago
United
Fri, Dec 5 - Mon, Dec 8
EWR
New York
ATY
Watertown
$506 Roundtrip, found 6 hours ago
$506
Roundtrip
found 6 hours ago
Select United flight, departing Fri, Dec 5 from New York to Watertown, returning Mon, Dec 8, priced at $506 found 6 hours 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 $441
ATY
Watertown Regional
CheapestClosest
Average driving time to city center6 min
Flights from $441

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY) cost?
Lock in a cheap one-way flight from $261 or cheap return flight from $244 from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY) 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 Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY)?
The cheapest month to fly from EWR to ATY is December, when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY)?
To find the cheapest airline flying from EWR to ATY, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY)?
Direct flights from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EWR to ATY?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, 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 Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY)?
To avoid potential delays on the Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY) last-minute?
Booking your ticket from EWR to ATY just before your getaway is usually more expensive. But if you're flexible with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book an EWR to ATY flight and hotel package?
You can save money by booking an EWR to ATY flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Watertown Regional Airport (ATY)?
In most cases, you can reschedule or cancel your EWR to ATY flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Origin airport
Newark Liberty Intl. Airport
Destination airport
Watertown Regional
Airlines serving
Delta, United
Roundtrip price
$243
Distance
1196 mi

Book with confidence

Newark Liberty Intl. Airport to Watertown Flights

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

 

The best time to book a flight from Newark Liberty Intl. Airport to Watertown

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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.

 

Newark Liberty Intl. Airport to Watertown Flights

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