BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
STL→RSW

St. Louis, MO (STL) to Fort Myers, FL (RSW) flight delay odds

77.9% of 1,004 official scheduled STL-to-RSW flights arrived on time; 11.8% arrived at least 30 minutes late and 0.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
77.9%arrived on time
11.8%30+ min late
0.5%cancelled
1,004scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.5%all scheduled flights
120+ minutes late2.1%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+6.2 mincompleted flights

Which departure time was most reliable for STL to RSW?

Among qualifying STL-to-RSW departure window results, Early morning had the highest on-time rate: 89.5% of 304 flights. Afternoon was lowest at 66.9% across 172 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning30489.5%6.2%0.7%
Late morning17284.9%9.3%0.0%
Afternoon17266.9%15.1%1.2%
Evening35669.9%16.0%0.3%

Which weekday was most reliable for STL to RSW?

Among qualifying STL-to-RSW weekday results, Wednesday had the highest on-time rate: 84.5% of 129 flights. Sunday was lowest at 69.2% across 159 flights.

DayFlightsOn time30+ minCancelled
Monday14877.7%13.5%1.4%
Tuesday13583.7%6.7%0.0%
Wednesday12984.5%6.2%0.0%
Thursday14078.6%13.6%0.0%
Friday14578.6%10.3%0.0%
Saturday14875.0%12.8%0.7%
Sunday15969.2%17.6%1.3%

Which airline was most reliable for STL to RSW?

Only Southwest Airlines met the STL-to-RSW airline threshold: 77.9% of 1,004 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,00477.9%11.8%0.5%

Which month was most reliable for STL to RSW?

Among qualifying STL-to-RSW month results, April 2026 had the highest on-time rate: 86.8% of 91 flights. July 2025 was lowest at 64.5% across 62 flights.

MonthFlightsOn time30+ minCancelled
July 20256264.5%22.6%0.0%
August 20256578.5%4.6%1.5%
September 20256086.7%8.3%0.0%
October 20258777.0%11.5%0.0%
November 20258385.5%10.8%1.2%
December 20258771.3%16.1%1.1%
January 20269278.3%14.1%1.1%
February 20269479.8%8.5%0.0%
March 202613373.7%13.5%0.8%
April 20269186.8%8.8%0.0%
May 20268580.0%5.9%0.0%
June 20266572.3%16.9%0.0%

What drove STL to RSW delay minutes?

Late aircraft was the largest recorded STL-to-RSW delay category, accounting for 53.6% of 11,166 BTS-attributed delay minutes during July 2025–June 2026.

Airline25.4%
Late aircraft53.6%
National airspace18.3%
Weather2.5%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.