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

San Juan, PR (SJU) to Fort Lauderdale, FL (FLL) flight delay odds

73.7% of 2,342 official scheduled SJU-to-FLL flights arrived on time; 17.0% arrived at least 30 minutes late and 1.4% 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
73.7%arrived on time
17.0%30+ min late
1.4%cancelled
2,342scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.1%all scheduled flights
120+ minutes late3.9%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+12.2 mincompleted flights

Which departure time was most reliable for SJU to FLL?

Among qualifying SJU-to-FLL departure window results, Early morning had the highest on-time rate: 87.2% of 547 flights. Evening was lowest at 57.4% across 472 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning54787.2%6.0%1.6%
Late morning39982.5%10.3%1.5%
Afternoon82470.1%19.7%0.7%
Evening47257.4%30.7%1.5%
Night10072.0%16.0%5.0%

Which weekday was most reliable for SJU to FLL?

Among qualifying SJU-to-FLL weekday results, Wednesday had the highest on-time rate: 81.2% of 276 flights. Sunday was lowest at 68.7% across 374 flights.

DayFlightsOn time30+ minCancelled
Monday35869.3%20.1%0.8%
Tuesday28979.2%13.5%0.7%
Wednesday27681.2%11.2%0.4%
Thursday34772.6%18.4%0.3%
Friday35877.4%15.1%0.3%
Saturday34070.6%19.4%3.8%
Sunday37468.7%19.0%3.2%

Which airline was most reliable for SJU to FLL?

Among qualifying SJU-to-FLL airline results, Frontier Airlines had the highest on-time rate: 79.7% of 128 flights. Spirit Airlines was lowest at 60.0% across 290 flights.

AirlineFlightsOn time30+ minCancelled
JetBlue Airways1,64575.3%16.0%1.3%
Spirit Airlines29060.0%27.9%2.8%
Southwest Airlines27976.0%12.2%0.4%
Frontier Airlines12879.7%14.1%2.3%

Which month was most reliable for SJU to FLL?

Among qualifying SJU-to-FLL month results, October 2025 had the highest on-time rate: 87.0% of 146 flights. March 2026 was lowest at 61.4% across 233 flights.

MonthFlightsOn time30+ minCancelled
July 202522375.8%14.8%0.9%
August 202519566.7%26.2%1.0%
September 202512176.9%12.4%0.0%
October 202514687.0%8.2%0.0%
November 202522884.2%10.5%1.3%
December 202526278.2%13.7%1.5%
January 202621761.8%18.0%6.9%
February 202617169.6%19.9%0.0%
March 202623361.4%28.8%1.3%
April 202618068.3%20.6%1.7%
May 202617478.7%12.6%0.0%
June 202619280.7%14.1%0.5%

What drove SJU to FLL delay minutes?

Late aircraft was the largest recorded SJU-to-FLL delay category, accounting for 56.8% of 41,282 BTS-attributed delay minutes during July 2025–June 2026.

Airline28.4%
Late aircraft56.8%
National airspace13.9%
Weather0.7%
Security0.2%
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.