Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
UA 1958 · San Francisco (SFO) → Chicago (ORD)
Sold by United. Not in the Jun 6 – Jul 31, 2026 schedule; last flew 2026-04-27.
Arrives on time92%within 15 minutes, of 13 flights
Cancelled7.7%of scheduled flights
An hour or more late8%of flights that operated
When late, on average103 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Chicago is 2 h ahead of San Francisco).
- Leaves SFO
- 19:00
- Arrives ORD
- 01:28
- Flight time
- 4h 28m
- 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 SFO
All flights leaving San Francisco (SFO) at 7–8 pm, wherever they’re going: 75% left within 15 minutes and 1.1% were cancelled (5,242 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.