United Airlines
Is UA4177 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
110 min late
Official source · Updated
Departure
Dayton
DAY
Scheduled
Sep 15
Arrival
Chicago
ORD
Actual
Scheduled 11:55
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
DAYORD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 110 min late
DAY → ORD
- 11 min early
DAY → ORD
- 36 min early
BUF → ORD
- 60 min late
DAY → ORD
- 28 min early
DAY → ORD
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 10
- Arrivals over 15 minutes late
- 3
- Observed cancellations
- 0
- Observed occurrences
- 10
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 15, 2026Arrived | Dayton | Chicago | 110 | |
| Sep 14, 2026Arrived | Dayton | Chicago | -11 | |
| Sep 13, 2026Arrived | Buffalo | Chicago | -36 | |
| Sep 12, 2026Arrived | Dayton | Chicago | 60 | |
| Sep 11, 2026Arrived | Dayton | Chicago | -28 | |
| Sep 10, 2026Arrived | Dayton | Chicago | -14 | |
| Sep 8, 2026Arrived | Dayton | Chicago | -38 | |
| Sep 6, 2026Arrived | Grand Rapids | Chicago | -16 | |
| Sep 5, 2026Arrived | Grand Rapids | Chicago | -21 | |
| Sep 4, 2026Arrived | Grand Rapids | Chicago | 87 |