$280 Cheap Flights from Philadelphia (PHL) to Watertown (ART)

View $280 flight on Tue, Aug 5, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Watertown, NY (ART-Watertown Intl.)

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Cheap Flights from Philadelphia to Watertown (PHL-ART)

Prices were available within the past 7 days and start at $280 for one-way flights and $345 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Oct 18 - Wed, Oct 22
PHL
Philadelphia
ART
Watertown
$345 Roundtrip, found 1 day ago
$345
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Oct 18 from Philadelphia to Watertown, returning Wed, Oct 22, priced at $345 found 1 day ago
American Airlines
Fri, Jan 16 - Tue, Jan 20
PHL
Philadelphia
ART
Watertown
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jan 16 from Philadelphia to Watertown, returning Tue, Jan 20, priced at $365 found 1 day ago
American Airlines
Sat, Dec 20 - Wed, Dec 24
PHL
Philadelphia
ART
Watertown
$375 Roundtrip, found 1 day ago
$375
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 20 from Philadelphia to Watertown, returning Wed, Dec 24, priced at $375 found 1 day ago
American Airlines
Sat, Aug 23 - Wed, Aug 27
PHL
Philadelphia
ART
Watertown
$378 Roundtrip, found 3 days ago
$378
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 23 from Philadelphia to Watertown, returning Wed, Aug 27, priced at $378 found 3 days ago
American Airlines
Thu, Dec 11 - Mon, Dec 15
PHL
Philadelphia
ART
Watertown
$385 Roundtrip, found 1 day ago
$385
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Dec 11 from Philadelphia to Watertown, returning Mon, Dec 15, priced at $385 found 1 day ago
American Airlines
Sat, Dec 27 - Tue, Dec 30
PHL
Philadelphia
ART
Watertown
$395 Roundtrip, found 1 day ago
$395
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 27 from Philadelphia to Watertown, returning Tue, Dec 30, priced at $395 found 1 day ago
American Airlines
Fri, Nov 28 - Tue, Dec 2
PHL
Philadelphia
ART
Watertown
$398 Roundtrip, found 6 days ago
$398
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Nov 28 from Philadelphia to Watertown, returning Tue, Dec 2, priced at $398 found 6 days ago
American Airlines
Tue, Sep 9 - Tue, Sep 23
PHL
Philadelphia
ART
Watertown
$405 Roundtrip, found 1 day ago
$405
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 9 from Philadelphia to Watertown, returning Tue, Sep 23, priced at $405 found 1 day ago
American Airlines
Sat, Dec 20 - Wed, Dec 24
PHL
Philadelphia
ART
Watertown
$408 Roundtrip, found 1 day ago
$408
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Dec 20 from Philadelphia to Watertown, returning Wed, Dec 24, priced at $408 found 1 day ago
American Airlines
Sat, Aug 16 - Wed, Aug 20
PHL
Philadelphia
ART
Watertown
$411 Roundtrip, found 1 day ago
$411
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Aug 16 from Philadelphia to Watertown, returning Wed, Aug 20, priced at $411 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Watertown (ART)

November is typically the cheapest month to fly

From $255 - $691 per traveler.

Graph displaying average flight prices per month

Alternative airports near Watertown

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

Select flight to Watertown Intl. ART. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $418
ART
Watertown Intl.
CheapestClosest
Average driving time to city center9 min
Flights from $418
Flights from Trenton (TTN) to Watertown (ART)
Origin airport
Mercer
Destination airport
Watertown Intl.
Airlines serving
American Airlines
Roundtrip price
$327
Distance
264 mi
Average flight time
1 hour 27 mins

Philadelphia to Watertown Flights

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

 

The best time to book a flight from Philadelphia to Watertown

Sunday is one of the best days to book for cheap flights from Philadelphia 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 Philadelphia 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 Philadelphia to Watertown in 2025. You can also book with separate airlines for your outbound and return journeys, from $280 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 Philadelphia 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 Philadelphia 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 Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) cost?
You'll find affordable return tickets from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) starting from $411. Book your seat and get ready for takeoff. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving PHL on August 2 2025 and touching down at ART. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from PHL to ART?
The cheapest flights from PHL to ART are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
Fly directly from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) on an American Airlines flight.
What is the cheapest airline that flies from PHL to ART?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PHL to ART. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
When taking off from Philadelphia Intl. Airport (PHL), you can pick from an average of 2 daily direct flights to Watertown Intl. Airport (ART).
What are the most popular departure times for flights from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
More passengers fly between PHL and ART at 1 PM than at any other time of day. Looking for a quieter experience? Consider flying outside peak hours and you could save on your ticket as well.
What day of the week has the most flights from PHL to ART?
Travel on a Friday if you're after the best choice of flights from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART).
What is the earliest flight from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
The earliest flight jetting off from Philadelphia Intl. Airport (PHL) is at around 1:45PM UTC-5. Catch this flight and you'll touch down at Watertown Intl. Airport (ART) at approximately 3:09PM UTC-5. The total time in the air is 1h 24m.
How long does it take to fly from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
Flights from PHL to ART have an average travel time of 1 hour and 25 minutes. The total distance between the two airports is 290 mi.
What airline has the least delays from PHL to ART?
Consider traveling with American Airlines if you'd like to go straight from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) without any interruptions. This carrier has the best track record for punctuality, with an on-time score of 83%. Want to be notified if anything changes? You can check your flight status using the Expedia App.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
Opt for a flight from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 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.
What airports do you fly into for Watertown from Philadelphia Intl. Airport (PHL)?
If you're departing on a direct flight from Philadelphia Intl. Airport (PHL) to Watertown, you can arrive at either Hancock Intl. Airport (SYR) or Watertown Intl. Airport (ART).
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART) last-minute?
Holding off until right before your break to book your flight from PHL to ART generally means paying more. Although you may find some last-minute offers, there's no guarantee. Be flexible with your travel plans to maximize your chances of landing a bargain.
Is it cheaper to book a PHL to ART flight and hotel package?
Opting for a PHL to ART flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of hotels and then add activities, flights and car rentals 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 Philadelphia Intl. Airport (PHL) to Watertown Intl. Airport (ART)?
If you booked your PHL to ART flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket 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, visit our Customer Service portal if you'd like more information.

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Philadelphia nearby Airports

Trenton

Mercer to Watertown
$327.17
*Available to One Key members.