Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
UA 2857 · Dulles (IAD) → Houston (IAH)
Sold by United. Still flying: 29 of the last 56 days (Mon, Tue, Sat, Sun).
Arrives on time70%within 15 minutes, of 45 flights
Cancelled0.0%of scheduled flights
An hour or more late14%of flights that operated
When late, on average72 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Houston is 1 h behind Dulles).
- Leaves IAD
- 14:53
- Arrives IAH
- 17:11
- Flight time
- 3h 18m
- Days flown, last 8 weeks
- 29 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 IAD
All flights leaving Dulles (IAD) at 2–3 pm, wherever they’re going: 82% left within 15 minutes and 1.0% were cancelled (955 flights in the year). Other United flights on this route →
Upcoming forecasts
This flight isn’t in our published forecasts for the next few days.