Which airline is most reliable for BUF (Buffalo) to RSW (Fort Myers)?

The most reliable airline on the BUF to RSW route is Southwest Airlines, with an on-time arrival rate of 77%.

How often are flights delayed from BUF to RSW?

About 23% of flights from BUF to RSW experience delays. 77% arrive on time.

What's the average delay on BUF to RSW flights?

When flights from BUF to RSW are delayed, the average delay is approximately 80 minutes.

Is a short connection safe after a BUF to RSW flight?

With 77% of BUF to RSW flights arriving on time and an average delay of 80 minutes when late, a connection under 60 minutes at RSW is risky. We recommend at least 75-90 minutes for domestic connections after this route.

BUF → RSW

BUF (Buffalo) to RSW (Fort Myers)

BUF (Buffalo) to RSW (Fort Myers) flights arrive on time 77% of the time. The most reliable airline on this route is Southwest Airlines at 77%. The average delay is 80 minutes. Delays on this route are most often caused by air traffic and busy airspace.

Source: Bureau of Transportation Statistics. Updated March 2026.

BUF → RSW on-time performance by month

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This route is on time most of the time. About 77% of flights arrive on schedule.

Delays on this route are most often caused by air traffic and busy airspace.

Accurate?

Airlines are roughly equal on this route — Southwest Airlines leads slightly at 77% vs Frontier Airlines at 75%.

Airline Comparison

Southwest Airlines leads at 77% on time; Frontier Airlines trails at 75%.

Accurate?

Good to know

Departing from BUF

79% on time

Expect ~17 min sitting on the taxiway after your gate pushes back. BUF has long runway queues.

TSA is currently ~13 min. Best time: 4 AM (about 5 min).

BUF cancels 2.7% of flights — higher than average. Have a backup plan.

More about BUF →

Arriving at RSW

79% on time

When flights into RSW are late, the average delay is 73 minutes. Build buffer if you have ground plans.

If connecting at RSW: TSA is ~10 min right now. Allow at least 60 minutes for a domestic connection.

RSW has a 2.5% cancellation rate — keep the airline app handy for rebooking.

More about RSW →Connection times at RSW →

Flight cancelled or delayed?

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Data last updated March 2026. Source: Bureau of Transportation Statistics.