BUF to RSW flight delays & on-time performance
Nonstop flights from Buffalo Niagara International Airport to Southwest Florida International Airport · 1,144 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BUF or RSW right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Buffalo (BUF) to Fort Myers (RSW) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 3.7% were cancelled, and 6% arrived an hour or more late.
- JetBlue was the most punctual airline here (92% on time); Southwest Airlines was the least (67%).
- Departures scheduled around 11am did best (92% on time); around 2pm did worst (60%).
- Tuesday was the most reliable day to fly (86% on time) and Saturday the least (64%).
- The largest source of delay minutes was late-arriving aircraft (52%).
Which airline is most on time from BUF to RSW?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| JetBlue | 92% | 3.6% | 6 min | 3.8% | 55 |
| Southwest Airlines | 67% | 1.5% | 16 min | 7.6% | 68 |
| Frontier Airlines | 22% | 18.2% | 32 min | 11.1% | 11 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 11am92%54 flights
- 12pm74%20 flights
- 2pm60%21 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday80%28.6% cancelled
- Tuesday86%0.0% cancelled
- Wednesday33%0.0% cancelled
- Thursday85%4.8% cancelled
- Friday44%0.0% cancelled
- Saturday64%2.7% cancelled
- Sunday82%2.8% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft52%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion16%
- Extreme weather12%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)60%
- Extreme weather40%
- Air traffic control & airport congestion0%
- Security0%
BUF to RSW: common questions
- How often are BUF to RSW flights on time?
- 74% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Buffalo to Fort Myers cancelled?
- 3.7% of scheduled flights were cancelled (5 of 134).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 46 min behind schedule on average, and 6.3% of flights were an hour or more late.
- How long is taxi time at BUF?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: RSW to BUF — 76% on time
More flights from Buffalo
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BUF → RSW, nonstop flights by US airlines that report to the DOT. How we calculate this.