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

Key West, FL (EYW) to Philadelphia, PA (PHL) flight delay odds

64.1% of 493 official scheduled EYW-to-PHL flights arrived on time; 22.5% arrived at least 30 minutes late and 3.0% 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
64.1%arrived on time
22.5%30+ min late
3.0%cancelled
493scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late14.2%all scheduled flights
120+ minutes late7.9%all scheduled flights
Diverted1.2%did not reach as scheduled
Average arrival+31.2 mincompleted flights

Which departure time was most reliable for EYW to PHL?

Among qualifying EYW-to-PHL departure window results, Afternoon had the highest on-time rate: 71.4% of 252 flights. Evening was lowest at 56.2% across 240 flights.

Departure windowFlightsOn time30+ minCancelled
Afternoon25271.4%15.1%3.2%
Evening24056.2%30.4%2.9%

Which weekday was most reliable for EYW to PHL?

Among qualifying EYW-to-PHL weekday results, Tuesday had the highest on-time rate: 73.4% of 64 flights. Saturday was lowest at 51.4% across 74 flights.

DayFlightsOn time30+ minCancelled
Monday7558.7%24.0%8.0%
Tuesday6473.4%20.3%1.6%
Wednesday6172.1%18.0%0.0%
Thursday7173.2%19.7%0.0%
Friday7371.2%19.2%0.0%
Saturday7451.4%27.0%5.4%
Sunday7552.0%28.0%5.3%

Which airline was most reliable for EYW to PHL?

Among qualifying EYW-to-PHL airline results, Republic Airways had the highest on-time rate: 81.4% of 172 flights. American Airlines was lowest at 54.8% across 321 flights.

AirlineFlightsOn time30+ minCancelled
American Airlines32154.8%30.5%3.1%
Republic Airways17281.4%7.6%2.9%

Which month was most reliable for EYW to PHL?

Among qualifying EYW-to-PHL month results, September 2025 had the highest on-time rate: 80.0% of 30 flights. June 2026 was lowest at 43.3% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20253145.2%35.5%0.0%
August 20253154.8%32.3%0.0%
September 20253080.0%10.0%0.0%
October 20253171.0%25.8%0.0%
November 20255078.0%14.0%6.0%
December 20255574.5%10.9%0.0%
January 20265463.0%16.7%9.3%
February 20265255.8%23.1%7.7%
March 20266266.1%22.6%3.2%
April 20263661.1%25.0%0.0%
May 20263164.5%29.0%0.0%
June 20263043.3%43.3%3.3%

What drove EYW to PHL delay minutes?

Late aircraft was the largest recorded EYW-to-PHL delay category, accounting for 59.1% of 17,877 BTS-attributed delay minutes during July 2025–June 2026.

Airline28.4%
Late aircraft59.1%
National airspace5.3%
Weather7.2%
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.