Watertown (ART) to Philadelphia (PHL) flights
Piedmont Airlines flies nonstop from Watertown International Airport to Philadelphia International Airport, with about 13 flights a week in July 2026. The 287-mile flight takes about 1h 26m gate to gate.
- Distance
- 287 mi · 462 km
- Flight time
- 1h 26m
- Airlines
- 1
- Seats filled
- 65%
Airlines flying ART to PHL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Piedmont Airlines | 13 | Embraer ERJ-145 | 22,733 | 1h 26m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
ART to PHL flight schedule
2 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 6:00am and the last at 4:00pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AA 6022American Airlines · operated by Piedmont Airlines | 6:00am | 7:23am | 28 | 71% |
| AA 5974American Airlines · operated by Piedmont Airlines | 4:00pm | 5:26pm | 24 | 65% |
Is ART to PHL on time?
From September 2025 to August 2026, 68% of 717 flights arrived within 15 minutes of schedule and 3.2% were cancelled. Flights leaving around 6am were the most punctual (75%), those around 7am the least (51%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| American Airlines | 717 | 68% | 52 min | 3.2% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 6am to 7am | 309 | 75% | |
| 7am to 8am | 39 | 51% | |
| 11am to 12pm | 44 | 64% | |
| 2pm to 3pm | 67 | 71% | |
| 4pm to 5pm | 199 | 64% | |
| 6pm to 7pm | 39 | 53% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 61 | 2,717 | |
| September 2025 | 59 | 2,120 | |
| October 2025 | 62 | 2,265 | |
| November 2025 | 57 | 1,839 | |
| December 2025 | 57 | 1,888 | |
| January 2026 | 57 | 1,377 | |
| February 2026 | 51 | 1,788 | |
| March 2026 | 62 | 1,948 | |
| April 2026 | 59 | 1,699 | |
| May 2026 | 60 | 1,790 | |
| June 2026 | 56 | 1,504 | |
| July 2026 | 58 | 1,798 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.