Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
UA 2171 · Phoenix (PHX) → Chicago (ORD)
Sold by United. Still flying: 10 of the last 56 days.
Arrives on time74%within 15 minutes, of 24 flights
Cancelled4.2%of scheduled flights
An hour or more late4%of flights that operated
When late, on average56 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 Phoenix).
- Leaves PHX
- 23:50
- Arrives ORD
- 05:17
- Flight time
- 3h 27m
- Days flown, last 8 weeks
- 10 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 PHX
All flights leaving Phoenix (PHX) at 11 pm–12 am, wherever they’re going: 81% left within 15 minutes and 1.6% were cancelled (4,315 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.