Fort Myers (RSW) to St. Louis (STL): On-Time Performance
Data through May 2026
When you fly RSW to STL matters as much as anything else about the booking: the route swung from 94% on-time in October 2024 to just 59% in July 2024. Across the full period the route averages 82% on-time against a national 78%. Morning departures also hold up better than evening ones (93% vs 73%), which matters most in the rough months.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 2.8
- last 12 months
- Duration
- 2h 42m
- scheduled
- Distance
- 979 mi
Monthly on-time trend
Best time to fly from RSW to STL
Aim for departures around 5 a.m. (100% on-time); avoid 3 p.m. departures (54%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 14 min |
| Tuesday | 85% | 11 min |
| Wednesday | 80% | 11 min |
| Thursday | 83% | 8 min |
| Fridaybest | 89% | 8 min |
| Saturday | 79% | 14 min |
| Sunday | 77% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft65%
- Airline operations18%
- National airspace system15%
- Weather2%
Frequently asked questions
- How often are flights from RSW to STL delayed?
- 18% of RSW–STL 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 12 minutes.
- What is the best time of day to fly from RSW to STL?
- Departures around 5 a.m. have the best record (100% on-time), while departures around 3 p.m. have the worst (54%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from RSW to STL?
- The scheduled RSW–STL flight time averages 2h 42m over 979 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are RSW to STL flights cancelled?
- 1.4% 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 RSW to STL?
- July 2024 was the roughest month in this dataset, with only 59% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 35-point gap is worth planning around.
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Based on 1,972 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.