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Route · IAH → FLL · 2020–2025 BTS data

Houston to Fort Lauderdale

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

Data updated 2026-06-13

79.3%
On-time
+0.3 pts
vs US avg
76 min
Delay when late
13,860
Flights

Cancelled

1.5%

Best Month

Nov 2024 90%

Worst Month

Jul 2024 57%

Distance

966 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 283 59 0 0 F9,NK,UA
Nov 2025 265 38 6 0 UA,F9,NK
Oct 2025 265 36 0 0 UA,NK
Sep 2025 197 21 1 0 UA,NK
Aug 2025 194 42 2 0 NK,UA
Jul 2025 194 58 2 1 NK,UA
Jun 2025 210 63 0 1 UA,NK
May 2025 222 50 0 0 NK,UA
Apr 2025 225 39 0 0 NK,UA
Mar 2025 247 47 3 1 NK,UA
Feb 2025 195 28 0 1 UA,NK
Jan 2025 239 51 9 0 UA,NK
Dec 2024 245 47 3 0 NK,UA
Nov 2024 209 21 0 0 UA,NK
Oct 2024 226 27 1 0 UA,NK
Sep 2024 193 36 2 0 NK,UA
Aug 2024 201 61 10 4 NK,UA
Jul 2024 211 91 14 0 NK,UA
Jun 2024 206 65 9 0 NK,UA
May 2024 213 82 5 0 NK,UA
Apr 2024 199 46 2 0 NK,UA
Mar 2024 254 74 3 1 NK,UA
Feb 2024 212 34 0 1 NK,UA
Jan 2024 244 68 8 1 NK,UA

Cancellation Rate

1.5%

80 of 5,349 flights

Diversion Rate

0.2%

11 of 5,349 flights

What the Data Says About IAH to FLL

13,860 tracked flights put the IAH to FLL pairing (Houston to Fort Lauderdale) at a 79.3% on-time rate, squarely in line with the wider network. Delays that do occur run 76.0 minutes on average. Across the 966-mile route and its 6 carriers, the trailing 24 months show 1.5% cancelled and 0.2% diverted (5,349 flights sampled).

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 90% on-time, while Jul 2024 came in at just 57% - a 33-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from IAH to FLL?
Flights from Houston to Fort Lauderdale have a 79.3% on-time rate based on 13,860 flights. The average delay is 76.0 minutes. The best recent month was Nov 2024 with 90% on-time.
What is the cancellation rate for IAH to FLL?
Over the last 24 months, 1.5% of flights on this route were cancelled (80 of 5,349 flights) and 0.2% were diverted.
How far is the flight from IAH to FLL?
The flight distance from Houston (IAH) to Fort Lauderdale (FLL) is approximately 966 miles. This route is served by 6 carriers.
When is the best time to fly from IAH to FLL?
The best recent month for on-time performance was Nov 2024 (90% on-time). The worst was Jul 2024 (57% 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.