American Airlines
Oneworld
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United States
Philadelphia International Airport
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United States
Watertown International Airport
Click to show full flight schedule
Scan through all non-stop flights from Philadelphia to Watertown. The full flight schedule below gives an overview of all non-stop flights from PHL to ART, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Warm Continental destinations such as Watertown enjoy summer temperatures that fluctuate between 20°C and 28°C (68°F to 82°F), with some heatwaves leading to even hotter days. Winters are mostly cold and snowy, with average temperatures ranging from -5°C to 0°C (23°F to 32°F). Travelers can enjoy the vibrant autumn scenery, ski during the winter season, or enjoy the comfortable to warm summer months.
If you're planning a trip to Watertown, the best time to visit is from late spring through the end of summer, when the weather is pleasantly warm from May to August. Winters can be quite cold, with frost occurring almost every month from November to March and regular snowfall. This makes the mountainous regions perfect for winter sports, offering great opportunities for a winter getaway as well!
Currently, there is only one airline operating non-stop flights from Philadelphia PHL to Watertown ART, which is American Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their PHL ART flight schedule.
Flights from PHL to ART are operated 14 times a week, with an average of 2 flights per day. Departure times vary between 09:26 - 22:20. The earliest flight departs at 09:26, the last flight departs at 22:20. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Philadelphia to Watertown takes 1 hour and 30 minutes. The flight distance between Philadelphia and Watertown is 287 miles (or 462 km).
There is 1 airport in Watertown: Watertown International Airport (ART).
There are 14 flights per week flying from Philadelphia to Watertown (as of April 2026).
1 hour and 30 minutes is the average flight time from Philadelphia to Watertown.
The distance from Philadelphia to Watertown is 287 miles (462 kilometers).
American Airlines is the only airline flying nonstop from Philadelphia to Watertown.
Oneworld is currently the only alliance flying nonstop from Philadelphia to Watertown.
You can fly non-stop in Economy only.
Aircraft types that fly from Philadelphia to Watertown:
The earliest flight departs at 09:26 from Philadelphia and arrives at 10:59 at Watertown.
The latest flight departs at 22:20 from Philadelphia and arrives at 23:52 at Watertown.
287 miles (462 km) · 1h 30m
09:26
10:59
American Airlines
Oneworld
AA 5974
American Airlines
Embraer RJ145
Y
W
J
F
09:26
10:59
American Airlines
Oneworld
AA 5974
American Airlines
Embraer RJ145
Y
W
J
F
13:49
15:19
American Airlines
Oneworld
AA 5974
American Airlines
Embraer RJ145
Y
W
J
F
21:25
22:55
American Airlines
Oneworld
AA 6020
American Airlines
Embraer RJ145
Y
W
J
F
21:50
23:23
American Airlines
Oneworld
AA 6020
American Airlines
Embraer RJ145
Y
W
J
F
21:50
23:23
American Airlines
Oneworld
AA 6020
American Airlines
Embraer RJ145
Y
W
J
F
21:55
23:28
American Airlines
Oneworld
AA 6020
American Airlines
Embraer RJ145
Y
W
J
F
21:55
23:28
American Airlines
Oneworld
AA 6020
American Airlines
Embraer RJ145
Y
W
J
F
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