Route · IAH → LFT · 2020–2025 BTS data
Houston to Lafayette
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to LFT (Houston to Lafayette) ranks #4071 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 85.9%
- On-time
- +6.9 pts
- vs US avg
- 98 min
- Delay when late
- 1,612
- Flights
- #4071 of 4927
- Corpus placement
Cancelled
5.5%
Best Month
Apr 2020 98%
Worst Month
May 2025 70%
Distance
201 mi
Carriers
9
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 10 | 0 | 0 | OO |
| Nov 2025 | 38 | 8 | 0 | 0 | OO |
| Sep 2025 | 32 | 3 | 0 | 0 | OO |
| Aug 2025 | 31 | 5 | 0 | 0 | OO |
| Jul 2025 | 30 | 12 | 0 | 0 | OO |
| May 2025 | 87 | 26 | 3 | 0 | OO |
| Aug 2024 | 36 | 8 | 0 | 0 | OO |
| Jul 2024 | 48 | 12 | 5 | 0 | OO |
| Apr 2024 | 30 | 3 | 0 | 0 | OO |
| Mar 2024 | 90 | 12 | 1 | 0 | OO |
| Oct 2023 | 51 | 10 | 0 | 0 | OO |
| Sep 2023 | 44 | 11 | 0 | 0 | OO |
| Nov 2022 | 30 | 7 | 0 | 0 | OO,YV |
| May 2022 | 30 | 5 | 0 | 0 | YV |
| Sep 2020 | 86 | 6 | 0 | 0 | EV,OO |
| Aug 2020 | 87 | 3 | 6 | 0 | EV |
| Jul 2020 | 80 | 8 | 0 | 0 | EV |
| Jun 2020 | 48 | 2 | 0 | 0 | EV |
| May 2020 | 62 | 3 | 4 | 0 | EV |
| Apr 2020 | 59 | 1 | 27 | 0 | EV,YV |
| Mar 2020 | 197 | 17 | 41 | 0 | EV,YX,OO |
| Feb 2020 | 189 | 30 | 0 | 1 | YV,EV,OO,YX |
| Jan 2020 | 196 | 25 | 2 | 0 | YV,OO,YX,EV |
IAH–LFT seasonal on-time pattern
Best: June (95.8%) · weakest: December (67.7%)
Strongest calendar month
June
95.8% on-time · ~48 flights/mo
Busiest calendar month
January
~196 flights/mo avg
Weakest calendar month
December
67.7% on-time · ~31 flights/mo
Cancellation Rate
5.5%
89 of 1,612 flights
Diversion Rate
0.1%
1 of 1,612 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 profileLFT - Lafayette
Full on-time, delay-cause, and seasonal performance for Lafayette, LA.
LFT on-time profileCompare the two airports
See IAH and LFT side by side on delays, cancellations, and reliability.
Compare IAH vs LFTOrigin-hub reliability standing
Among IAH's stronger departures
IAH → LFT posts a 85.9% on-time rate, landing in the ≥85% band with 17 of 102 BTS-tracked routes leaving Houston. The same hub also shows 79 mid-band and 6 challenged departures · fleet-wide on-time rank #934 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–LFT.
Routes with a similar on-time rate
What the Data Says About IAH to LFT
Houston to Lafayette (IAH to LFT) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.9% on-time rate across 1,612 flights, with delays that do happen averaging 98.0 minutes. The corridor runs roughly 201 miles and is served by 9 carriers. Over the most recent 24 months, 89 of 1,612 flights were cancelled (5.5%) and 1 diverted (0.1%).
The monthly split is wide on this route: Apr 2020 posted the strongest performance at 98% on-time, while May 2025 came in at just 70% - a 28-point swing worth factoring into travel timing.
On the multi-year calendar, IAH–LFT peaks in June at 95.8% on-time while January carries the heaviest traffic (~196 flights per month) ; the softest month is December at 67.7%, a 28.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IAH to LFT rank among US routes by traffic? ▼
How often are flights delayed from IAH to LFT? ▼
What is the cancellation rate for IAH to LFT? ▼
How far is the flight from IAH to LFT? ▼
When is the best time to fly from IAH to LFT? ▼
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–LFT data
IAH–LFT runs 6.9 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 LFT airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
- If your dates flex, June (95.8% on-time) beats December (67.7%) on this corridor. Seasonal chart
- 4 other routes post a similar 85.9% 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.