Flight history · Aug 2025 – Jul 2026 · US DOT on-time records

UA 2135 · Chicago (ORD) → Detroit (DTW)

Sold by United. Still flying: 19 of the last 56 days.

Arrives on time49%within 15 minutes, of 35 flights
Cancelled0.0%of scheduled flights
An hour or more late20%of flights that operated
When late, on average81 minlate, among flights 15+ min late

Schedule

Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Detroit is 1 h ahead of Chicago).

Leaves ORD
21:29
Arrives DTW
23:57
Flight time
1h 28m
Days flown, last 8 weeks
19 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.

15+ min late51%
30+ min late29%
1h+ late20%
2h+ late17%
20%40%60%80% 015301h1h302h3h

Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.

Its hour at ORD

All flights leaving Chicago (ORD) at 9–10 pm, wherever they’re going: 66% left within 15 minutes and 5.1% were cancelled (18,357 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.