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

Philadelphia, PA (PHL) to Miami, FL (MIA) flight delay odds

75.4% of 3,158 official scheduled PHL-to-MIA flights arrived on time; 15.2% arrived at least 30 minutes late and 2.1% 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 SIGNALGenerally reliable
75.4%arrived on time
15.2%30+ min late
2.1%cancelled
3,158scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.9%all scheduled flights
120+ minutes late3.9%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+8.2 mincompleted flights

Which departure time was most reliable for PHL to MIA?

Among qualifying PHL-to-MIA departure window results, Early morning had the highest on-time rate: 83.2% of 947 flights. Evening was lowest at 68.8% across 825 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning94783.2%8.0%2.3%
Late morning55274.5%15.9%2.0%
Afternoon74074.1%18.1%0.8%
Evening82568.8%20.4%2.7%
Night9471.3%14.9%4.3%

Which weekday was most reliable for PHL to MIA?

Among qualifying PHL-to-MIA weekday results, Tuesday had the highest on-time rate: 83.8% of 419 flights. Sunday was lowest at 68.0% across 475 flights.

DayFlightsOn time30+ minCancelled
Monday47771.7%17.8%4.4%
Tuesday41983.8%9.1%1.4%
Wednesday40182.3%10.2%1.5%
Thursday46074.8%15.2%0.4%
Friday47279.7%13.8%0.4%
Saturday45469.6%19.8%1.5%
Sunday47568.0%19.2%4.4%

Which airline was most reliable for PHL to MIA?

Among qualifying PHL-to-MIA airline results, American Airlines had the highest on-time rate: 77.0% of 2,569 flights. Frontier Airlines was lowest at 65.3% across 354 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines2,56977.0%13.9%2.0%
Frontier Airlines35465.3%23.7%2.0%
Spirit Airlines23573.6%17.0%3.0%

Which month was most reliable for PHL to MIA?

Among qualifying PHL-to-MIA month results, May 2026 had the highest on-time rate: 84.1% of 246 flights. July 2025 was lowest at 56.8% across 220 flights.

MonthFlightsOn time30+ minCancelled
July 202522056.8%32.3%1.8%
August 202526967.7%21.6%0.4%
September 202521779.3%12.4%0.9%
October 202524679.7%13.8%0.4%
November 202525679.7%12.5%2.0%
December 202527774.7%16.6%1.8%
January 202627874.1%11.5%6.1%
February 202627275.4%10.7%5.5%
March 202629378.2%14.7%2.0%
April 202629580.0%13.6%0.0%
May 202624684.1%9.3%0.8%
June 202628973.7%15.6%2.4%

What drove PHL to MIA delay minutes?

Late aircraft was the largest recorded PHL-to-MIA delay category, accounting for 37.4% of 58,858 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.3%
Late aircraft37.4%
National airspace20.6%
Weather4.4%
Security0.3%
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.