Is UA1563 delayed?
Service date: · Scheduled departure date (America/Chicago)
Arrived
20 min early
Official source · Updated
Departure
Houston
IAH
Actual
Scheduled 20:50
Sep 6
Arrival
Ontario
ONT
Actual
Scheduled 04:56
Sep 7
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
IAHONT
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 25 min early
PIT → IAH
- 26 min early
IAH → ONT
- 13 min early
PIT → IAH
- 23 min early
PIT → IAH
- 3 min early
PIT → IAH
Flight history and details
Aug 20, 2026 — Sep 19, 2026
- Observed arrivals
- 25
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 26
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 18, 2026Arrived | Pittsburgh | Houston | -25 | |
| Sep 17, 2026Arrived | Houston | Ontario | -26 | |
| Sep 17, 2026Arrived | Pittsburgh | Houston | -13 | |
| Sep 16, 2026Arrived | Pittsburgh | Houston | -23 | |
| Sep 15, 2026Arrived | Pittsburgh | Houston | -3 | |
| Sep 14, 2026Arrived | Houston | Ontario | 8 | |
| Sep 14, 2026Arrived | Pittsburgh | Houston | -20 | |
| Sep 12, 2026Arrived | Houston | Ontario | -29 | |
| Sep 11, 2026Arrived | Pittsburgh | Houston | -16 | |
| Sep 10, 2026Arrived | Houston | Ontario | 21 | |
| Sep 10, 2026Arrived | Pittsburgh | Houston | -10 | |
| Sep 9, 2026Arrived | Pittsburgh | Houston | -17 | |
| Sep 8, 2026Arrived | Pittsburgh | Houston | -23 | |
| Sep 7, 2026Arrived | Houston | Ontario | -3 | |
| Sep 7, 2026Arrived | Pittsburgh | Houston | -9 | |
| Sep 6, 2026Arrived | Houston | Ontario | -20 | |
| Sep 4, 2026Arrived | Pittsburgh | Houston | -6 | |
| Sep 3, 2026Arrived | Houston | Ontario | -13 | |
| Aug 31, 2026Arrived | Houston | Ontario | -30 | |
| Aug 30, 2026Arrived | Houston | Ontario | -19 | |
| Aug 29, 2026Arrived | Chicago | Cedar Rapids | -27 | |
| Aug 27, 2026Arrived | Houston | Ontario | 4 | |
| Aug 24, 2026Arrived | Houston | Ontario | 55 | |
| Aug 23, 2026Arrived | Houston | Ontario | -27 | |
| Aug 20, 2026Arrived | Houston | Ontario | -37 |