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

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

67.0% of 2,344 official scheduled FLL-to-SJU flights arrived on time; 20.3% arrived at least 30 minutes late and 1.3% 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 SIGNALVariable
67.0%arrived on time
20.3%30+ min late
1.3%cancelled
2,344scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.9%all scheduled flights
120+ minutes late3.8%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+15.7 mincompleted flights

Which departure time was most reliable for FLL to SJU?

Among qualifying FLL-to-SJU departure window results, Early morning had the highest on-time rate: 88.2% of 519 flights. Night was lowest at 44.7% across 132 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning51988.2%5.4%1.5%
Late morning41157.7%22.1%1.2%
Afternoon72564.7%22.2%1.1%
Evening55762.5%26.2%1.4%
Night13244.7%37.1%1.5%

Which weekday was most reliable for FLL to SJU?

Among qualifying FLL-to-SJU weekday results, Wednesday had the highest on-time rate: 79.4% of 277 flights. Sunday was lowest at 57.3% across 375 flights.

DayFlightsOn time30+ minCancelled
Monday35765.0%19.9%1.7%
Tuesday28378.4%15.2%0.4%
Wednesday27779.4%10.5%0.4%
Thursday35469.5%20.6%0.3%
Friday35966.6%20.3%0.3%
Saturday33958.1%23.6%3.8%
Sunday37557.3%28.3%2.1%

Which airline was most reliable for FLL to SJU?

Among qualifying FLL-to-SJU airline results, JetBlue Airways had the highest on-time rate: 70.1% of 1,646 flights. Spirit Airlines was lowest at 54.3% across 291 flights.

AirlineFlightsOn time30+ minCancelled
JetBlue Airways1,64670.1%18.1%1.2%
Spirit Airlines29154.3%31.3%1.7%
Southwest Airlines27964.5%19.4%0.4%
Frontier Airlines12861.7%25.0%3.9%

Which month was most reliable for FLL to SJU?

Among qualifying FLL-to-SJU month results, October 2025 had the highest on-time rate: 81.6% of 147 flights. March 2026 was lowest at 49.4% across 237 flights.

MonthFlightsOn time30+ minCancelled
July 202522374.0%17.9%0.9%
August 202519569.2%22.6%1.5%
September 202512181.0%11.6%0.0%
October 202514781.6%8.2%0.0%
November 202522674.8%13.3%0.9%
December 202526156.3%24.5%1.1%
January 202621657.9%25.9%6.0%
February 202617159.6%27.5%0.0%
March 202623749.4%35.0%2.1%
April 202618169.6%14.9%1.1%
May 202617471.8%15.5%0.0%
June 202619274.0%16.1%0.5%

What drove FLL to SJU delay minutes?

Late aircraft was the largest recorded FLL-to-SJU delay category, accounting for 44.5% of 45,544 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.4%
Late aircraft44.5%
National airspace15.0%
Weather3.0%
Security0.1%
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.