Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
DL 5731 · Boston (BOS) → Pittsburgh (PIT)
Sold by Delta, flown by Republic. Still flying: 49 of the last 56 days (Mon, Tue, Wed, Thu, Fri, Sun).
Arrives on time91%within 15 minutes, of 163 flights
Cancelled0.6%of scheduled flights
An hour or more late3%of flights that operated
When late, on average61 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves BOS
- 11:45
- Arrives PIT
- 13:40
- Flight time
- 1h 55m
- Days flown, last 8 weeks
- 49 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 11 am–12 pm, wherever they’re going: 82% left within 15 minutes and 2.4% were cancelled (8,170 flights in the year). Other Delta flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.