Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 3309 · Boston (BOS) → Philadelphia (PHL)
Sold by American. Still flying: 54 of the last 56 days (Daily).
Arrives on time58%within 15 minutes, of 70 flights
Cancelled8.6%of scheduled flights
An hour or more late17%of flights that operated
When late, on average83 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves BOS
- 17:05
- Arrives PHL
- 18:49
- Flight time
- 1h 44m
- Days flown, last 8 weeks
- 54 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at BOS
All flights leaving Boston (BOS) at 5–6 pm, wherever they’re going: 63% left within 15 minutes and 3.8% were cancelled (9,918 flights in the year). Other American flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.