Route · IAH → SHV · 2020–2025 BTS data
Houston to Shreveport
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to SHV (Houston to Shreveport) ranks #3803 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 81.1%
- On-time
- +2.1 pts
- vs US avg
- 86 min
- Delay when late
- 2,031
- Flights
- #3803 of 4927
- Corpus placement
Cancelled
3.6%
Best Month
Aug 2020 96%
Worst Month
Jun 2025 65%
Distance
192 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 90 | 31 | 0 | 0 | OO |
| Nov 2025 | 108 | 16 | 0 | 0 | OO |
| Oct 2025 | 121 | 31 | 0 | 0 | OO |
| Sep 2025 | 119 | 18 | 0 | 0 | OO |
| Aug 2025 | 139 | 36 | 0 | 0 | OO |
| Jul 2025 | 150 | 43 | 4 | 0 | OO |
| Jun 2025 | 164 | 58 | 8 | 0 | OO |
| May 2025 | 96 | 29 | 4 | 0 | OO |
| Apr 2025 | 85 | 15 | 1 | 0 | OO |
| Mar 2025 | 35 | 9 | 1 | 0 | OO |
| Feb 2025 | 36 | 8 | 0 | 0 | OO |
| Jan 2025 | 42 | 10 | 4 | 0 | OO |
| Aug 2021 | 55 | 17 | 1 | 0 | YV |
| Nov 2020 | 50 | 4 | 0 | 0 | OO |
| Oct 2020 | 53 | 6 | 0 | 0 | OO |
| Sep 2020 | 53 | 2 | 1 | 0 | EV |
| Aug 2020 | 57 | 2 | 3 | 0 | EV |
| Jul 2020 | 53 | 2 | 0 | 0 | EV |
| Jun 2020 | 48 | 3 | 0 | 0 | EV |
| May 2020 | 60 | 4 | 5 | 0 | EV |
| Apr 2020 | 60 | 4 | 16 | 0 | EV |
| Mar 2020 | 120 | 6 | 25 | 0 | EV,OO |
| Feb 2020 | 115 | 17 | 0 | 2 | YV,EV,OO |
| Jan 2020 | 122 | 13 | 1 | 0 | YV,OO,EV |
IAH–SHV seasonal on-time pattern
Best: March (90.3%) · weakest: December (65.6%)
Strongest calendar month
March
90.3% on-time · ~78 flights/mo
Busiest calendar month
June
~106 flights/mo avg
Weakest calendar month
December
65.6% on-time · ~90 flights/mo
Cancellation Rate
3.6%
74 of 2,031 flights
Diversion Rate
0.1%
2 of 2,031 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 profileSHV - Shreveport
Full on-time, delay-cause, and seasonal performance for Shreveport, LA.
SHV on-time profileCompare the two airports
See IAH and SHV side by side on delays, cancellations, and reliability.
Compare IAH vs SHVOrigin-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: Shreveport · fleet on-time rank #2699 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–SHV.
Routes with a similar on-time rate
Routes of a similar trip length
What the Data Says About IAH to SHV
2,031 tracked flights put the IAH to SHV pairing (Houston to Shreveport) at a 81.1% on-time rate, squarely in line with the wider network. Delays that do occur run 86.0 minutes on average. Across the 192-mile route and its 6 carriers, the trailing 24 months show 3.6% cancelled and 0.1% diverted (2,031 flights sampled).
The monthly split is wide on this route: Aug 2020 posted the strongest performance at 96% on-time, while Jun 2025 came in at just 65% - a 32-point swing worth factoring into travel timing.
On the multi-year calendar, IAH–SHV peaks in March at 90.3% on-time while June carries the heaviest traffic (~106 flights per month) ; the softest month is December at 65.6%, a 24.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IAH to SHV rank among US routes by traffic? ▼
How often are flights delayed from IAH to SHV? ▼
What is the cancellation rate for IAH to SHV? ▼
How far is the flight from IAH to SHV? ▼
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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–SHV data
IAH–SHV is mid-pack at 81.1% on-time; month and carrier mix move more than the corridor headline.
- Compare IAH and SHV airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
- If your dates flex, March (90.3% on-time) beats December (65.6%) on this corridor. Seasonal chart
- 4 other routes post a similar 81.1% 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.