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

New York, NY (LGA) to Miami, FL (MIA) flight delay odds

67.4% of 6,006 official scheduled LGA-to-MIA flights arrived on time; 20.5% arrived at least 30 minutes late and 4.1% 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 SIGNALHigher disruption
67.4%arrived on time
20.5%30+ min late
4.1%cancelled
6,006scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late12.0%all scheduled flights
120+ minutes late5.2%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+15.4 mincompleted flights

Which departure time was most reliable for LGA to MIA?

Among qualifying LGA-to-MIA departure window results, Early morning had the highest on-time rate: 84.2% of 1,449 flights. Night was lowest at 52.3% across 65 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,44984.2%7.3%4.1%
Late morning1,24168.1%19.0%3.2%
Afternoon1,41661.2%26.6%2.6%
Evening1,83559.1%27.0%5.5%
Night6552.3%24.6%15.4%

Which weekday was most reliable for LGA to MIA?

Among qualifying LGA-to-MIA weekday results, Saturday had the highest on-time rate: 73.1% of 766 flights. Sunday was lowest at 54.7% across 879 flights.

DayFlightsOn time30+ minCancelled
Monday87262.2%22.7%9.1%
Tuesday89571.4%16.6%4.2%
Wednesday86072.4%17.4%2.9%
Thursday86567.4%22.1%2.0%
Friday86971.6%19.7%1.6%
Saturday76673.1%16.6%2.6%
Sunday87954.7%27.8%6.3%

Which airline was most reliable for LGA to MIA?

Among qualifying LGA-to-MIA airline results, American Airlines had the highest on-time rate: 68.6% of 3,549 flights. Frontier Airlines was lowest at 60.5% across 119 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines3,54968.6%19.7%3.7%
Delta Air Lines1,91667.0%20.8%4.0%
Spirit Airlines41861.5%24.4%6.9%
Frontier Airlines11960.5%24.4%10.1%
Republic Airways475.0%25.0%0.0%

Which month was most reliable for LGA to MIA?

Among qualifying LGA-to-MIA month results, September 2025 had the highest on-time rate: 74.4% of 477 flights. March 2026 was lowest at 58.4% across 575 flights.

MonthFlightsOn time30+ minCancelled
July 202548059.0%25.4%7.7%
August 202549569.5%21.4%1.6%
September 202547774.4%17.4%0.2%
October 202548366.0%23.4%1.9%
November 202546862.2%26.7%3.8%
December 202553259.4%25.0%4.1%
January 202656369.6%15.5%7.3%
February 202651971.1%13.5%7.9%
March 202657558.4%26.3%8.5%
April 202651574.2%17.1%0.8%
May 202645773.3%17.7%1.8%
June 202644274.2%16.1%2.3%

What drove LGA to MIA delay minutes?

Late aircraft was the largest recorded LGA-to-MIA delay category, accounting for 48.5% of 146,831 BTS-attributed delay minutes during July 2025–June 2026.

Airline20.8%
Late aircraft48.5%
National airspace25.8%
Weather4.7%
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.