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$360+ Cheap flights from Philadelphia to Watertown, NY (PHL - ART)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ART
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
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Cheap flight deals from Philadelphia to Watertown

Cheapest flights from Philadelphia to Watertown
Explore the most affordable flight options available from Philadelphia to Watertown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 16, 2026.

This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:30 pm
PHL
-
ART
Nonstop1h 30m
American Airlines
Fri 8/146:00 am
ART
-
PHL
Nonstop1h 23m
American Airlines
Deal found 7/11$456
This American Airlines deal was found by Cheapflights users on 7/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/239:19 pm
PHL
-
ART
Nonstop1h 36m
American Airlines
Sun 7/266:00 am
ART
-
PHL
Nonstop1h 22m
American Airlines
Deal found 7/14$515
This American Airlines deal was found by Cheapflights users on 7/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/242:05 pm
PHL
-
ART
Nonstop1h 30m
American Airlines
Fri 8/284:00 pm
ART
-
PHL
Nonstop1h 26m
American Airlines
Deal found 7/15$791

Find flight deals from Philadelphia to Watertown

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Watertown (ART). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$456
(American Airlines)

One-way from

$360
(American Airlines)
Provider with most accurate pricing for Philadelphia-Watertown flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Watertown flights.
Search Deals
From Philadelphia to Watertown
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One-way flight from Philadelphia to Watertown
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Watertown that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 16, 2026.
Use the filters below to find and compare flights from Philadelphia to Watertown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Sat 8/8

5:30 pm-7:00 pm

Nonstop1h 30m

Watertown

Fri 8/14

6:00 am-7:23 am

Nonstop1h 23m

$456

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Thu 7/30

9:19 pm-10:55 pm

Nonstop1h 36m

Watertown

Mon 8/3

4:22 pm-5:49 pm

Nonstop1h 27m

$515

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Mon 8/24

2:05 pm-3:35 pm

Nonstop1h 30m

Watertown

Fri 8/28

4:00 pm-5:26 pm

Nonstop1h 26m

$791
Cheapest one-way

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Wed 9/9

2:23 pm-3:53 pm

Nonstop1h 30m

$360
Quickest one-way

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Sat 1/9

4:56 pm-6:25 pm

Nonstop1h 29m

$360

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Wed 10/14

4:09 pm-5:51 pm

Nonstop1h 42m

$360

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Sat 8/8

5:30 pm-7:00 pm

Nonstop1h 30m

$360

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Wed 8/12

2:05 pm-3:35 pm

Nonstop1h 30m

$360

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Wed 10/7

4:09 pm-5:51 pm

Nonstop1h 42m

$360

PhiladelphiaWatertown

PHL - ART

PHLART

Philadelphia

Wed 1/6

4:56 pm-6:25 pm

Nonstop1h 29m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Philadelphia to Watertown

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Watertown in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Watertown, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Watertown, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Watertown, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Watertown, New York flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Watertown, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Watertown

Have a flexible travel schedule? Discover the best time to fly to Watertown from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Watertown

What is the cheapest time of day to fly from PHL to ART?

Find hourly flight availability from Philadelphia to Watertown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 16, 2026.

When flying from Philadelphia to Watertown, New York, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 6% versus a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Watertown. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Watertown, New York?

    For as low as $456, American Airlines can have you in Watertown, New York from Philadelphia in 1h 30m. Airlines will cover a distance of 287 mi. All flights are typically nonstop.

  • What are the most reliable airlines from Philadelphia to Watertown, New York?

    Consider Alaska Airlines (89%), American Airlines (82%) or Piedmont Airlines (82%) when booking your flight. These represent the most reliable airlines when flying from Philadelphia to Watertown, New York.

  • Can I find deals for flights from Philadelphia to Watertown that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Watertown flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Watertown?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Watertown.

  • Can I find deals for business class flights from Philadelphia to Watertown?

    Yes. Cheapflights offers flight deals from Philadelphia to Watertown by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Philadelphia to Watertown

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