Route · IAH → TUL · 2020–2025 BTS data
Houston to Tulsa
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to TUL (Houston to Tulsa) ranks #2354 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 83.2%
- On-time
- +4.2 pts
- vs US avg
- 74 min
- Delay when late
- 5,351
- Flights
- #2354 of 4927
- Corpus placement
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 |
IAH–TUL seasonal on-time pattern
Best: January (88.1%) · weakest: July (73.5%)
Strongest calendar month
January
88.1% on-time · ~117 flights/mo
Busiest calendar month
January
~117 flights/mo avg
Weakest calendar month
July
73.5% on-time · ~98 flights/mo
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.
IAH on-time profileTUL - Tulsa
Full on-time, delay-cause, and seasonal performance for Tulsa, OK.
TUL on-time profileCompare the two airports
See IAH and TUL side by side on delays, cancellations, and reliability.
Compare IAH vs TULOrigin-hub reliability standing
Mid-pack among IAH departures
From IAH, this corridor sits with 79 other 75–85% on-time routes out of 102 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 6 below 75%). Destination: Tulsa · fleet on-time rank #1873 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–TUL.
Routes with a similar on-time rate
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.
On the multi-year calendar, IAH–TUL peaks in January at 88.1% on-time ; the softest month is July at 73.5%, a 14.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IAH to TUL rank among US routes by traffic? ▼
How often are flights delayed from IAH to TUL? ▼
What is the cancellation rate for IAH to TUL? ▼
How far is the flight from IAH to TUL? ▼
When is the best time to fly from IAH to TUL? ▼
Airports on this route
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.
Using IAH–TUL data
IAH–TUL runs 4.2 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare IAH and TUL airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
- If your dates flex, January (88.1% on-time) beats July (73.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 83.2% on-time rate; compare before you commit to this pairing. Similar routes
On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.
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.