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

Buffalo, NY (BUF) to Fort Lauderdale, FL (FLL) flight delay odds

73.9% of 568 official scheduled BUF-to-FLL flights arrived on time; 15.7% arrived at least 30 minutes late and 1.8% 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 SIGNALGenerally reliable
73.9%arrived on time
15.7%30+ min late
1.8%cancelled
568scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.7%all scheduled flights
120+ minutes late5.3%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+11.4 mincompleted flights

Which departure time was most reliable for BUF to FLL?

Among qualifying BUF-to-FLL departure window results, Early morning had the highest on-time rate: 80.5% of 354 flights. Afternoon was lowest at 54.4% across 103 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning35480.5%10.2%1.1%
Afternoon10354.4%30.1%2.9%
Evening7265.3%27.8%1.4%

Which weekday was most reliable for BUF to FLL?

Among qualifying BUF-to-FLL weekday results, Wednesday had the highest on-time rate: 84.1% of 63 flights. Saturday was lowest at 67.5% across 126 flights.

DayFlightsOn time30+ minCancelled
Monday8374.7%16.9%3.6%
Tuesday5780.7%7.0%3.5%
Wednesday6384.1%6.3%0.0%
Thursday7082.9%10.0%0.0%
Friday8767.8%24.1%0.0%
Saturday12667.5%18.3%2.4%
Sunday8269.5%19.5%2.4%

Which airline was most reliable for BUF to FLL?

Among qualifying BUF-to-FLL airline results, JetBlue Airways had the highest on-time rate: 75.4% of 505 flights. Southwest Airlines was lowest at 61.9% across 63 flights.

AirlineFlightsOn time30+ minCancelled
JetBlue Airways50575.4%14.9%1.8%
Southwest Airlines6361.9%22.2%1.6%

Which month was most reliable for BUF to FLL?

Among qualifying BUF-to-FLL month results, June 2026 had the highest on-time rate: 91.4% of 35 flights. January 2026 was lowest at 49.1% across 57 flights.

MonthFlightsOn time30+ minCancelled
July 20254763.8%29.8%0.0%
August 20255074.0%14.0%0.0%
September 20253086.7%13.3%0.0%
October 20253491.2%5.9%0.0%
November 20255379.2%13.2%1.9%
December 20254654.3%23.9%8.7%
January 20265749.1%31.6%7.0%
February 20266475.0%12.5%0.0%
March 20265879.3%13.8%1.7%
April 20264975.5%12.2%0.0%
May 20264584.4%6.7%0.0%
June 20263591.4%2.9%0.0%

What drove BUF to FLL delay minutes?

Late aircraft was the largest recorded BUF-to-FLL delay category, accounting for 47.4% of 10,438 BTS-attributed delay minutes during July 2025–June 2026.

Airline26.1%
Late aircraft47.4%
National airspace21.7%
Weather4.8%
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.