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

Boston, MA (BOS) to Pittsburgh, PA (PIT) flight delay odds

76.5% of 2,152 official scheduled BOS-to-PIT flights arrived on time; 15.1% arrived at least 30 minutes late and 2.6% 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
76.5%arrived on time
15.1%30+ min late
2.6%cancelled
2,152scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.8%all scheduled flights
120+ minutes late3.1%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+4.2 mincompleted flights

Which departure time was most reliable for BOS to PIT?

Among qualifying BOS-to-PIT departure window results, Early morning had the highest on-time rate: 88.4% of 579 flights. Night was lowest at 53.4% across 58 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning57988.4%6.2%1.9%
Late morning29188.3%7.9%0.7%
Afternoon64075.5%14.1%3.3%
Evening58462.3%26.9%3.1%
Night5853.4%32.8%8.6%

Which weekday was most reliable for BOS to PIT?

Among qualifying BOS-to-PIT weekday results, Wednesday had the highest on-time rate: 82.4% of 312 flights. Sunday was lowest at 69.8% across 298 flights.

DayFlightsOn time30+ minCancelled
Monday33474.9%13.5%4.8%
Tuesday30780.5%12.4%2.6%
Wednesday31282.4%12.5%1.6%
Thursday33272.0%16.3%2.7%
Friday33075.8%19.1%0.9%
Saturday23982.0%10.5%1.7%
Sunday29869.8%20.5%4.0%

Which airline was most reliable for BOS to PIT?

Among qualifying BOS-to-PIT airline results, Republic Airways had the highest on-time rate: 78.6% of 1,144 flights. JetBlue Airways was lowest at 74.2% across 1,008 flights.

AirlineFlightsOn time30+ minCancelled
Republic Airways1,14478.6%13.4%2.4%
JetBlue Airways1,00874.2%17.1%2.9%

Which month was most reliable for BOS to PIT?

Among qualifying BOS-to-PIT month results, August 2025 had the highest on-time rate: 88.0% of 217 flights. March 2026 was lowest at 68.3% across 142 flights.

MonthFlightsOn time30+ minCancelled
July 202521569.8%21.4%4.7%
August 202521788.0%7.8%1.4%
September 202519772.1%18.3%2.0%
October 202521476.6%15.9%2.3%
November 202518279.7%12.1%2.2%
December 202516375.5%15.3%0.6%
January 202612669.0%16.7%8.7%
February 202611569.6%13.9%7.8%
March 202614268.3%20.4%0.7%
April 202615684.0%12.2%0.0%
May 202620481.9%12.7%0.0%
June 202622176.9%15.4%4.1%

What drove BOS to PIT delay minutes?

Late aircraft was the largest recorded BOS-to-PIT delay category, accounting for 54.8% of 30,663 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.7%
Late aircraft54.8%
National airspace13.5%
Weather1.9%
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.