Route · SHV → IAH · 2020–2025 BTS data
Shreveport to Houston
The SHV–IAH corridor (Shreveport, LA → Houston, TX) runs ahead of the national average, served by 6 carriers across roughly 192 miles.
Data updated 2026-06-13
- 80.6%
- On-time
- +1.6 pts
- vs US avg
- 89 min
- Delay when late
- 2,029
- Flights
Cancelled
3.6%
Best Month
Sep 2020 94%
Worst Month
Aug 2021 69%
Distance
192 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 90 | 25 | 0 | 0 | OO |
| Nov 2025 | 108 | 21 | 0 | 0 | OO |
| Oct 2025 | 121 | 36 | 0 | 0 | OO |
| Sep 2025 | 119 | 22 | 0 | 0 | OO |
| Aug 2025 | 139 | 35 | 0 | 0 | OO |
| Jul 2025 | 150 | 34 | 4 | 0 | OO |
| Jun 2025 | 164 | 45 | 9 | 0 | OO |
| May 2025 | 97 | 23 | 5 | 0 | OO |
| Apr 2025 | 85 | 12 | 0 | 0 | OO |
| Mar 2025 | 33 | 6 | 0 | 0 | OO |
| Feb 2025 | 35 | 10 | 0 | 0 | OO |
| Jan 2025 | 42 | 7 | 4 | 0 | OO |
| Aug 2021 | 55 | 17 | 1 | 1 | YV |
| Nov 2020 | 50 | 4 | 0 | 0 | OO |
| Oct 2020 | 52 | 6 | 0 | 0 | OO |
| Sep 2020 | 54 | 3 | 1 | 0 | EV |
| Aug 2020 | 57 | 4 | 3 | 0 | EV |
| Jul 2020 | 53 | 6 | 0 | 0 | EV |
| Jun 2020 | 48 | 10 | 0 | 0 | EV |
| May 2020 | 60 | 7 | 5 | 0 | EV |
| Apr 2020 | 60 | 4 | 16 | 0 | EV |
| Mar 2020 | 120 | 11 | 25 | 0 | EV,OO |
| Feb 2020 | 115 | 26 | 0 | 0 | YV,EV,OO |
| Jan 2020 | 122 | 20 | 1 | 0 | YV,OO,EV |
Cancellation Rate
3.6%
74 of 2,029 flights
Diversion Rate
0.0%
1 of 2,029 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SHV - Shreveport
Full on-time, delay-cause, and seasonal performance for Shreveport, LA.
Origin airport →IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
Destination airport →Compare the two airports
See SHV and IAH side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SHV–IAH.
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Routes of a similar trip length
What the Data Says About SHV to IAH
2,029 tracked flights put the SHV to IAH pairing (Shreveport to Houston) at a 80.6% on-time rate, squarely in line with the wider network. Delays that do occur run 88.8 minutes on average. Across the 192-mile route and its 6 carriers, the trailing 24 months show 3.6% cancelled and 0.0% diverted (2,029 flights sampled).
The monthly split is wide on this route: Sep 2020 posted the strongest performance at 94% on-time, while Aug 2021 came in at just 69% - a 25-point swing worth factoring into travel timing.
Frequently Asked Questions
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Flight Guides
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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.