Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
UA 1980 · San Diego (SAN) → Houston (IAH)
Sold by United. Not in the Jun 6 – Jul 31, 2026 schedule; last flew 2026-05-20.
Arrives on time95%within 15 minutes, of 98 flights
Cancelled1.0%of scheduled flights
An hour or more late4%of flights that operated
When late, on average170 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Houston is 2 h ahead of San Diego).
- Leaves SAN
- 10:23
- Arrives IAH
- 15:38
- Flight time
- 3h 15m
- 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 SAN
All flights leaving San Diego (SAN) at 10–11 am, wherever they’re going: 80% left within 15 minutes and 0.8% were cancelled (7,436 flights in the year). Other United flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.