Is UA4581 delayed?
No — UA4581 landed in Tulsa 20 min early, at 13:30 on Sep 29 (as of Sep 29, 18:30 UTC).
Usually on time: arrived within 15 min of schedule on 21 of the last 24 flights.
20 min early
Official source · Updated
Departure
Houston
IAH
Actual
Scheduled 12:28
Sep 29
Arrival
Tulsa
TUL
Actual
Scheduled 13:50
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Market settled: On time.
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 20 min early
Houston → Tulsa
- 20 min early
Houston → Tulsa
- 4 min early
Houston → Tulsa
- 21 min late
Houston → Tulsa
- 30 min early
Houston → Tulsa
Is UA4581 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Houston (IAH) departures
- Left more than 15 min late
- 21 of 238
- Cancelled today
- 1
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 29, 2026Arrived | Houston | Tulsa | -20 | |
| Sep 28, 2026Arrived | Houston | Tulsa | -20 | |
| Sep 27, 2026Arrived | Houston | Tulsa | -4 | |
| Sep 26, 2026Arrived | Houston | Tulsa | 21 | |
| Sep 25, 2026Arrived | Houston | Tulsa | -30 | |
| Sep 24, 2026Arrived | Houston | Tulsa | -26 | |
| Sep 23, 2026Arrived | St Louis | Houston | -30 | |
| Sep 22, 2026Arrived | Huntsville | Houston | -15 | |
| Sep 21, 2026Arrived | Huntsville | Houston | 10 | |
| Sep 20, 2026Arrived | Huntsville | Houston | -26 | |
| Sep 19, 2026Arrived | Huntsville | Houston | -11 | |
| Sep 18, 2026Arrived | Huntsville | Houston | -1 | |
| Sep 17, 2026Arrived | St Louis | Houston | -4 | |
| Sep 16, 2026Arrived | St Louis | Houston | -25 | |
| Sep 15, 2026Arrived | Huntsville | Houston | -22 | |
| Sep 14, 2026Arrived | Huntsville | Houston | -31 | |
| Sep 13, 2026Arrived | Huntsville | Houston | -26 | |
| Sep 12, 2026Arrived | Huntsville | Houston | -20 | |
| Sep 11, 2026Arrived | Huntsville | Houston | 29 | |
| Sep 10, 2026Arrived | St Louis | Houston | 24 | |
| Sep 9, 2026Arrived | St Louis | Houston | 8 | |
| Sep 8, 2026Arrived | Huntsville | Houston | -30 | |
| Sep 7, 2026Arrived | Houston | Baton Rouge | -16 | |
| Sep 4, 2026Arrived | Houston | Baton Rouge | -11 |
Email me if UA4581 runs late
We email you if your next UA4581 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.