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

Burlington, VT (BTV) to Philadelphia, PA (PHL) flight delay odds

73.2% of 1,099 official scheduled BTV-to-PHL flights arrived on time; 15.6% arrived at least 30 minutes late and 4.7% 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
73.2%arrived on time
15.6%30+ min late
4.7%cancelled
1,099scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.8%all scheduled flights
120+ minutes late5.6%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+11.3 mincompleted flights

Which departure time was most reliable for BTV to PHL?

Among qualifying BTV-to-PHL departure window results, Late morning had the highest on-time rate: 82.1% of 168 flights. Afternoon was lowest at 65.5% across 391 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36177.0%10.2%6.6%
Late morning16882.1%9.5%1.8%
Afternoon39165.5%23.0%3.3%
Evening17974.3%15.6%6.7%

Which weekday was most reliable for BTV to PHL?

Among qualifying BTV-to-PHL weekday results, Friday had the highest on-time rate: 79.1% of 158 flights. Sunday was lowest at 63.1% across 160 flights.

DayFlightsOn time30+ minCancelled
Monday16274.7%14.2%5.6%
Tuesday15878.5%12.0%3.8%
Wednesday14868.2%14.9%7.4%
Thursday16071.2%15.6%5.0%
Friday15879.1%13.3%3.2%
Saturday15377.8%13.7%3.3%
Sunday16063.1%25.0%5.0%

Which airline was most reliable for BTV to PHL?

Among qualifying BTV-to-PHL airline results, Republic Airways had the highest on-time rate: 76.5% of 162 flights. American Airlines was lowest at 68.8% across 221 flights.

AirlineFlightsOn time30+ minCancelled
PSA Airlines71673.9%14.1%5.9%
American Airlines22168.8%21.3%0.9%
Republic Airways16276.5%14.2%4.9%

Which month was most reliable for BTV to PHL?

Among qualifying BTV-to-PHL month results, April 2026 had the highest on-time rate: 87.8% of 90 flights. July 2025 was lowest at 53.1% across 96 flights.

MonthFlightsOn time30+ minCancelled
July 20259653.1%22.9%13.5%
August 20259175.8%17.6%1.1%
September 20257677.6%15.8%0.0%
October 20258770.1%21.8%1.1%
November 20258779.3%13.8%1.1%
December 20259265.2%17.4%4.3%
January 20269372.0%9.7%11.8%
February 20268472.6%15.5%4.8%
March 20269173.6%16.5%6.6%
April 20269087.8%7.8%0.0%
May 202610085.0%9.0%3.0%
June 202611268.8%18.8%7.1%

What drove BTV to PHL delay minutes?

Late aircraft was the largest recorded BTV-to-PHL delay category, accounting for 51.7% of 23,713 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.4%
Late aircraft51.7%
National airspace13.8%
Weather6.9%
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.