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Route · LCH → IAH · 2020–2025 BTS data

Lake Charles to Houston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LCH to IAH (Lake Charles to Houston) ranks #4782 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

91.8%
On-time
+12.8 pts
vs US avg
99 min
Delay when late
631
Flights
#4782 of 4927
Corpus placement

Cancelled

12.2%

Best Month

Jan 2020 98%

Worst Month

Feb 2020 88%

Distance

127 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Apr 2025 30 4 0 0 OO
Sep 2020 42 1 17 0 EV,OO
Aug 2020 61 4 12 0 EV
Jul 2020 53 4 0 0 EV
Jun 2020 48 10 0 0 EV
May 2020 62 5 4 0 EV
Apr 2020 49 3 22 0 EV
Mar 2020 108 8 20 0 EV,YV,OO
Feb 2020 94 11 0 0 YV,EV,OO
Jan 2020 84 2 2 1 OO,EV

LCH–IAH seasonal on-time pattern

Best: January (97.6%) · weakest: June (79.2%)

75%80%85%90%95%100% JanFebMarAprMayJunJulAugSep 97.6%

Strongest calendar month

January

97.6% on-time · ~84 flights/mo

Busiest calendar month

March

~108 flights/mo avg

Weakest calendar month

June

79.2% on-time · ~48 flights/mo

Cancellation Rate

12.2%

77 of 631 flights

Diversion Rate

0.2%

1 of 631 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

LCH - Lake Charles

Full on-time, delay-cause, and seasonal performance for Lake Charles, LA.

LCH on-time profile

IAH - Houston

Full on-time, delay-cause, and seasonal performance for Houston, TX.

IAH on-time profile

Compare the two airports

See LCH and IAH side by side on delays, cancellations, and reliability.

Compare LCH vs IAH

Origin-hub reliability standing

Among LCH's stronger departures

LCH → IAH posts a 91.8% on-time rate, landing in the ≥85% band with 1 of 2 BTS-tracked routes leaving Lake Charles. The same hub also shows 1 mid-band and 0 challenged departures · fleet-wide on-time rank #53 of 4927 (highest on-time = #1).

What the Data Says About LCH to IAH

Lake Charles to Houston (LCH to IAH) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 91.8% on-time rate across 631 flights, with delays that do happen averaging 98.7 minutes. The corridor runs roughly 127 miles and is served by 6 carriers. Over the most recent 24 months, 77 of 631 flights were cancelled (12.2%) and 1 diverted (0.2%).

Monthly performance varies moderately here: Jan 2020 was the strongest month at 98% on-time versus Feb 2020 at 88%, a 9-point difference.

On the multi-year calendar, LCH–IAH peaks in January at 97.6% on-time while March carries the heaviest traffic (~108 flights per month) ; the softest month is June at 79.2%, a 18.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LCH to IAH rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, LCH to IAH ranks #4782 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from LCH to IAH? ▼
Flights from Lake Charles to Houston have a 91.8% on-time rate based on 631 flights. The average delay is 98.7 minutes. The best recent month was Jan 2020 with 98% on-time.
What is the cancellation rate for LCH to IAH? ▼
Over the last 24 months, 12.2% of flights on this route were cancelled (77 of 631 flights) and 0.2% were diverted.
How far is the flight from LCH to IAH? ▼
The flight distance from Lake Charles (LCH) to Houston (IAH) is approximately 127 miles. This route is served by 6 carriers.
When is the best time to fly from LCH to IAH? ▼
The best recent month for on-time performance was Jan 2020 (98% on-time). The worst was Feb 2020 (88% on-time). Consider booking during months with historically better performance.

Airports on this route

LCH Airport

Lake Charles
IAH Airport

Houston
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 LCH–IAH data

LCH–IAH runs 12.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare LCH and IAH airport profiles: delay causes and top routes differ even on the same corridor. LCH airport
  • If your dates flex, January (97.6% on-time) beats June (79.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 91.8% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.