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Route · FLL → IAH · 2020–2025 BTS data

Fort Lauderdale to Houston

The FLL–IAH corridor (Fort Lauderdale, FL → Houston, TX) runs behind the national average, served by 6 carriers across roughly 966 miles.

Data updated 2026-06-13

78.7%
On-time
-0.3 pts
vs US avg
75 min
Delay when late
13,852
Flights

Cancelled

1.4%

Best Month

Nov 2024 91%

Worst Month

Jul 2024 61%

Distance

966 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 279 49 1 1 F9,NK,UA
Nov 2025 264 34 6 0 UA,F9,NK
Oct 2025 267 27 0 0 UA,NK
Sep 2025 195 29 0 0 UA,NK
Aug 2025 194 43 1 0 NK,UA
Jul 2025 195 37 2 0 NK,UA
Jun 2025 210 51 0 2 UA,NK
May 2025 221 46 1 1 NK,UA
Apr 2025 226 30 0 0 NK,UA
Mar 2025 248 47 2 1 NK,UA
Feb 2025 196 36 0 0 UA,NK
Jan 2025 238 68 8 1 UA,NK
Dec 2024 245 55 3 0 NK,UA
Nov 2024 208 18 0 0 UA,NK
Oct 2024 226 25 2 0 UA,NK
Sep 2024 193 39 2 0 NK,UA
Aug 2024 203 66 8 0 NK,UA
Jul 2024 211 82 17 0 NK,UA
Jun 2024 207 65 8 0 NK,UA
May 2024 213 76 5 5 NK,UA
Apr 2024 202 46 2 0 NK,UA
Mar 2024 252 84 2 1 NK,UA
Feb 2024 213 37 0 0 NK,UA
Jan 2024 246 92 7 1 NK,UA

Cancellation Rate

1.4%

77 of 5,352 flights

Diversion Rate

0.2%

13 of 5,352 flights

What the Data Says About FLL to IAH

13,852 tracked flights put the FLL to IAH pairing (Fort Lauderdale to Houston) at a 78.7% on-time rate, squarely in line with the wider network. Delays that do occur run 75.2 minutes on average. Across the 966-mile route and its 6 carriers, the trailing 24 months show 1.4% cancelled and 0.2% diverted (5,352 flights sampled).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 91% on-time, while Jul 2024 came in at just 61% - a 30-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from FLL to IAH?
Flights from Fort Lauderdale to Houston have a 78.7% on-time rate based on 13,852 flights. The average delay is 75.2 minutes. The best recent month was Nov 2024 with 91% on-time.
What is the cancellation rate for FLL to IAH?
Over the last 24 months, 1.4% of flights on this route were cancelled (77 of 5,352 flights) and 0.2% were diverted.
How far is the flight from FLL to IAH?
The flight distance from Fort Lauderdale (FLL) to Houston (IAH) is approximately 966 miles. This route is served by 6 carriers.
When is the best time to fly from FLL to IAH?
The best recent month for on-time performance was Nov 2024 (91% on-time). The worst was Jul 2024 (61% on-time). Consider booking during months with historically better performance.

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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.

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 Editorial

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.