Route · IAH → TUL · 2020–2025 BTS data
Houston to Tulsa
The IAH–TUL corridor (Houston, TX → Tulsa, OK) runs ahead of the national average, served by 17 carriers across roughly 429 miles.
Data updated 2026-06-13
- 83.2%
- On-time
- +4.2 pts
- vs US avg
- 74 min
- Delay when late
- 5,351
- Flights
Cancelled
0.9%
Best Month
Oct 2024 91%
Worst Month
Jun 2023 66%
Distance
429 mi
Carriers
17
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 92 | 15 | 0 | 0 | UA,OO |
| Nov 2025 | 143 | 33 | 0 | 0 | OO,UA |
| Oct 2025 | 130 | 15 | 0 | 0 | OO,UA |
| Sep 2025 | 120 | 20 | 1 | 0 | UA,OO |
| Aug 2025 | 114 | 24 | 1 | 0 | OO,UA |
| Jul 2025 | 106 | 32 | 1 | 0 | OO,UA |
| Jun 2025 | 109 | 33 | 3 | 1 | OO,UA |
| May 2025 | 90 | 25 | 2 | 0 | OO,UA |
| Apr 2025 | 55 | 17 | 1 | 0 | OO,UA |
| Mar 2025 | 68 | 14 | 0 | 1 | OO,UA |
| Feb 2025 | 60 | 14 | 1 | 0 | OO,UA |
| Oct 2024 | 56 | 5 | 0 | 0 | UA,OO |
| Sep 2024 | 35 | 6 | 0 | 0 | OO,UA |
| May 2024 | 33 | 16 | 2 | 0 | OO,UA |
| Apr 2024 | 35 | 4 | 0 | 0 | OO |
| Oct 2023 | 55 | 11 | 0 | 0 | OO,UA |
| Sep 2023 | 57 | 13 | 0 | 0 | OO,UA |
| Aug 2023 | 66 | 8 | 0 | 1 | OO,UA |
| Jun 2023 | 67 | 23 | 2 | 0 | OO,UA |
| May 2023 | 62 | 18 | 1 | 0 | OO,UA |
| Apr 2023 | 50 | 19 | 0 | 0 | UA,OO |
| Mar 2023 | 55 | 17 | 1 | 0 | OO,UA |
| Feb 2023 | 65 | 11 | 0 | 0 | OO,UA |
| Jan 2023 | 95 | 21 | 1 | 0 | OO,UA |
Cancellation Rate
0.9%
17 of 1,818 flights
Diversion Rate
0.2%
3 of 1,818 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Origin airport →TUL - Tulsa
Full on-time, delay-cause, and seasonal performance for Tulsa, OK.
Destination airport →Compare the two airports
See IAH and TUL side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–TUL.
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What the Data Says About IAH to TUL
Bureau of Transportation Statistics records show Houston to Tulsa (IAH to TUL) running a 83.2% on-time rate over 5,351 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 73.7 minutes. The 429-mile corridor is served by 17 carriers, and over the last 24 months 0.9% of 1,818 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 91% on-time, while Jun 2023 came in at just 66% - a 25-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.