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

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

81.0% of 1,005 official scheduled RSW-to-STL flights arrived on time; 11.3% arrived at least 30 minutes late and 0.8% 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 SIGNALLower disruption
81.0%arrived on time
11.3%30+ min late
0.8%cancelled
1,005scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late2.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+4.8 mincompleted flights

Which departure time was most reliable for RSW to STL?

Among qualifying RSW-to-STL departure window results, Early morning had the highest on-time rate: 94.5% of 384 flights. Evening was lowest at 69.2% across 325 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning38494.5%3.4%0.3%
Late morning9487.2%9.6%0.0%
Afternoon19072.1%15.3%1.6%
Evening32569.2%18.5%0.9%

Which weekday was most reliable for RSW to STL?

Among qualifying RSW-to-STL weekday results, Friday had the highest on-time rate: 86.3% of 146 flights. Monday was lowest at 76.4% across 148 flights.

DayFlightsOn time30+ minCancelled
Monday14876.4%14.9%0.7%
Tuesday13482.1%10.4%0.7%
Wednesday12885.9%8.6%0.0%
Thursday14080.0%9.3%0.0%
Friday14686.3%11.6%0.7%
Saturday14978.5%14.1%0.7%
Sunday16078.8%10.0%2.5%

Which airline was most reliable for RSW to STL?

Only Southwest Airlines met the RSW-to-STL airline threshold: 81.0% of 1,005 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,00581.0%11.3%0.8%

Which month was most reliable for RSW to STL?

Among qualifying RSW-to-STL month results, September 2025 had the highest on-time rate: 91.7% of 60 flights. December 2025 was lowest at 69.0% across 87 flights.

MonthFlightsOn time30+ minCancelled
July 20256279.0%11.3%0.0%
August 20256586.2%9.2%0.0%
September 20256091.7%5.0%0.0%
October 20258786.2%4.6%0.0%
November 20258385.5%10.8%0.0%
December 20258769.0%19.5%1.1%
January 20269284.8%9.8%0.0%
February 20269472.3%20.2%1.1%
March 202613478.4%11.2%4.5%
April 20269183.5%8.8%0.0%
May 20268588.2%4.7%0.0%
June 20266570.8%20.0%0.0%

What drove RSW to STL delay minutes?

Late aircraft was the largest recorded RSW-to-STL delay category, accounting for 61.9% of 11,047 BTS-attributed delay minutes during July 2025–June 2026.

Airline18.5%
Late aircraft61.9%
National airspace16.3%
Weather3.3%
Security0.0%
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.