Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 4668 · Washington (DCA) → Boston (BOS)
Sold by American, flown by Republic. Not in the Jun 6 – Jul 31, 2026 schedule; last flew 2025-09-02.
Arrives on time73%within 15 minutes, of 28 flights
Cancelled7.1%of scheduled flights
An hour or more late8%of flights that operated
When late, on average47 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves DCA
- 22:00
- Arrives BOS
- 23:44
- Flight time
- 1h 44m
- Days flown, last 8 weeks
- 0 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 DCA
All flights leaving Washington (DCA) at 10–11 pm, wherever they’re going: 63% left within 15 minutes and 8.7% were cancelled (7,148 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.