How reliable is Southwest Florida International Airport?
Flights from RSW departed within 15 minutes of schedule in 80% of 225,515 flights in official BTS history — and weather is calmest in Oct. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at RSW looks like
On-time departures
across 225,515 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
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Weather by month
When the weather works for you at Fort Myers
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 97/100 favorability
Roughest month
Most disruptive — thunderstorms, low visibility & fog · 90/100 favorability
The read on RSW
What the numbers say about flying through Southwest Florida International Airport
Across official performance history, flights from Fort Myers left within 15 minutes of schedule about 80% of the time over 225,515 flights. That's a solid, better-than-average operational record. Pair it with a moderate cancellation rate of 2.4%. When a departure does run late, the typical delay is around 13 minutes.
On weather, Fort Myers is an unusually calm-weather airport year-round. October is the calmest stretch for flying, scoring 97 out of 100 for favorable conditions, while June is the most disruptive at 90, driven mainly by thunderstorms and low visibility & fog. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Fort Myers, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about RSW
- How reliable is Southwest Florida International Airport (RSW)?
- Flights from Fort Myers left within 15 minutes of schedule roughly 80% of the time across 225,515 flights of official history — a solid, better-than-average operational record. The cancellation rate runs about 2.4%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from RSW for good weather?
- October has the calmest flying weather at Southwest Florida International Airport. June is the most disruptive, mainly from thunderstorms and low visibility & fog.
Planning a trip through Fort Myers?
Score real flights to and from RSW on reliability, weather, and connection safety — not just price.