FlightRecord

Chicago (ORD) to Fort Myers (RSW): On-Time Performance

Data through May 2026

The calendar drives reliability on ORD–RSW. October 2024 flights landed on schedule 92% of the time, but March 2026 dropped to 67% — a gap of 25 points. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (83% vs 65%), which matters most in the rough months.

On-time
79%
arrived <15 min late
Avg delay
16 min
completed flights
Cancelled
1.5%
Flights/day
8.9
last 12 months
Duration
3h 0m
scheduled
Distance
1,120 mi

Best airline from ORD to RSW

5 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
United Airlinesmost reliable84%12 min0.8%3,061
Southwest Airlines78%12 min2.9%102
Frontier Airlines75%24 min2.0%102
American Airlines75%19 min1.7%1,818
Spirit Airlines71%22 min3.5%769

Monthly on-time trend

Monthly on-time percentage for ORD to RSW flights50%75%100%June 2024: 80% on-time (153 flights)80Jun 2024July 2024: 76% on-time (124 flights)76August 2024: 81% on-time (136 flights)81September 2024: 92% on-time (122 flights)92Sep 2024October 2024: 92% on-time (157 flights)92November 2024: 90% on-time (213 flights)90December 2024: 77% on-time (299 flights)77Dec 2024January 2025: 86% on-time (290 flights)86February 2025: 83% on-time (259 flights)83March 2025: 77% on-time (342 flights)77Mar 2025April 2025: 82% on-time (309 flights)82May 2025: 85% on-time (207 flights)85June 2025: 78% on-time (180 flights)78Jun 2025July 2025: 75% on-time (182 flights)75August 2025: 78% on-time (180 flights)78September 2025: 91% on-time (169 flights)91Sep 2025October 2025: 83% on-time (201 flights)83November 2025: 80% on-time (266 flights)80December 2025: 68% on-time (338 flights)68Dec 2025January 2026: 70% on-time (318 flights)70February 2026: 81% on-time (343 flights)81March 2026: 67% on-time (469 flights)67Mar 2026April 2026: 73% on-time (364 flights)73May 2026: 82% on-time (232 flights)82

Best time to fly from ORD to RSW

Aim for departures around 7 a.m. (89% on-time); avoid 8 p.m. departures (53%).

On-time percentage by scheduled departure hour, ORD to RSW5 a.m.: 83% on-time (66 flights)56 a.m.: 84% on-time (447 flights)67 a.m.: 89% on-time (966 flights)78 a.m.: 78% on-time (571 flights)89 a.m.: 82% on-time (447 flights)910 a.m.: 83% on-time (881 flights)1011 a.m.: 70% on-time (225 flights)1112 p.m.: 78% on-time (460 flights)121 p.m.: 72% on-time (173 flights)132 p.m.: 83% on-time (217 flights)143 p.m.: 72% on-time (85 flights)154 p.m.: 72% on-time (466 flights)165 p.m.: 75% on-time (286 flights)176 p.m.: 66% on-time (211 flights)187 p.m.: 58% on-time (287 flights)198 p.m.: 53% on-time (62 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%18 min
Tuesdaybest85%10 min
Wednesday81%14 min
Thursday82%13 min
Friday76%16 min
Saturday77%16 min
Sunday74%21 min

What causes delays on this route

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

  • Late-arriving aircraft41%
  • Airline operations24%
  • National airspace system29%
  • Weather6%

Frequently asked questions

How often are flights from ORD to RSW delayed?
21% of ORD–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 16 minutes.
Which airline is most reliable from ORD to RSW?
United Airlines has the best on-time record on this route at 84%, based on 3,061 flights. 5 airlines flew ORD–RSW frequently enough to compare in this period.
What is the best time of day to fly from ORD to RSW?
Departures around 7 a.m. have the best record (89% on-time), while departures around 8 p.m. have the worst (53%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from ORD to RSW?
The scheduled ORD–RSW flight time averages 3h 0m over 1,120 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
How often are ORD to RSW flights cancelled?
1.5% 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 ORD to RSW?
March 2026 was the roughest month in this dataset, with only 67% of arrivals on time. The best was October 2024 at 92%. If your dates are flexible, that 25-point gap is worth planning around.

Based on 5,853 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.