Nonstop flights from Philadelphia to Watertown

American Airlines flies this route 1 to 2 times a day until Jan 11, 2027.

PHLPhiladelphia International

287 mi · 12 flights a week

ARTWatertown International

PHLART

When they leave

Philadelphia time

2:05p9:20pFirst departure 2:05 PM, last 9:20 PM

One afternoon flight at 2:05 PM, then one evening flight at 9:20 PM.

Earliest first

2:05 PM→3:35 PMAmerican AirlinesUntil Jan 11, 2027Embraer ERJ-145Mon, Wed, Thu, Fri, Sun
9:20 PM→10:55 PMAmerican AirlinesUntil Jan 11, 2027Embraer ERJ-145Daily

Schedules last checked Sep 8, 2026. Times are local.

American Airlines is the only airline flying nonstop from Philadelphia to Watertown, 1 to 2 times a day on the Embraer ERJ-145.

There are 1 or 2 flights every day of the week. The first arrival in Watertown is at 3:35 PM and the last at 10:55 PM. The flight covers 287 miles.

Flying back, Watertown to Philadelphia has 12 nonstop flights a week.

Schedules as of Oct 9, 2026.