FlightRecord

Houston (IAH) to Fort Myers (RSW): On-Time Performance

Data through May 2026

The calendar drives reliability on IAH–RSW. February 2026 flights landed on schedule 96% of the time, but June 2024 dropped to 52% — a gap of 45 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 77%), which matters most in the rough months.

On-time
80%
arrived <15 min late
Avg delay
14 min
completed flights
Cancelled
1.1%
Flights/day
2.4
last 12 months
Duration
2h 24m
scheduled
Distance
861 mi

Monthly on-time trend

Monthly on-time percentage for IAH to RSW flights50%75%100%June 2024: 52% on-time (60 flights)52Jun 2024July 2024: 60% on-time (62 flights)60August 2024: 76% on-time (49 flights)76September 2024: 80% on-time (36 flights)80Sep 2024October 2024: 86% on-time (62 flights)86November 2024: 83% on-time (59 flights)83December 2024: 75% on-time (74 flights)75Dec 2024January 2025: 88% on-time (68 flights)88February 2025: 79% on-time (68 flights)79March 2025: 81% on-time (89 flights)81Mar 2025April 2025: 80% on-time (60 flights)80May 2025: 76% on-time (62 flights)76June 2025: 75% on-time (60 flights)75Jun 2025July 2025: 66% on-time (61 flights)66August 2025: 67% on-time (49 flights)67September 2025: 81% on-time (36 flights)81Sep 2025October 2025: 88% on-time (68 flights)88November 2025: 84% on-time (88 flights)84December 2025: 86% on-time (92 flights)86Dec 2025January 2026: 91% on-time (93 flights)91February 2026: 96% on-time (78 flights)96March 2026: 84% on-time (91 flights)84Mar 2026April 2026: 90% on-time (86 flights)90May 2026: 81% on-time (79 flights)81

Best time to fly from IAH to RSW

Aim for departures around 7 a.m. (93% on-time); avoid 8 p.m. departures (75%).

On-time percentage by scheduled departure hour, IAH to RSW7 a.m.: 93% on-time (221 flights)79 a.m.: 84% on-time (127 flights)912 p.m.: 78% on-time (639 flights)125 p.m.: 92% on-time (37 flights)176 p.m.: 76% on-time (436 flights)187 p.m.: 77% on-time (99 flights)198 p.m.: 75% on-time (54 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday82%15 min
Tuesday83%15 min
Wednesday79%11 min
Thursdaybest85%9 min
Friday82%13 min
Saturday78%19 min
Sunday74%15 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft38%
  • Airline operations33%
  • National airspace system22%
  • Weather7%

Frequently asked questions

How often are flights from IAH to RSW delayed?
20% of IAH–RSW flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
What is the best time of day to fly from IAH to RSW?
Departures around 7 a.m. have the best record (93% on-time), while departures around 8 p.m. have the worst (75%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from IAH to RSW?
The scheduled IAH–RSW flight time averages 2h 24m over 861 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are IAH to RSW flights cancelled?
1.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from IAH to RSW?
June 2024 was the roughest month in this dataset, with only 52% of arrivals on time. The best was February 2026 at 96%. If your dates are flexible, that 45-point gap is worth planning around.

Based on 1,630 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.