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

Baltimore, MD (BWI) to Pittsburgh, PA (PIT) flight delay odds

76.8% of 1,075 official scheduled BWI-to-PIT flights arrived on time; 12.7% arrived at least 30 minutes late and 1.7% 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 SIGNALGenerally reliable
76.8%arrived on time
12.7%30+ min late
1.7%cancelled
1,075scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.4%all scheduled flights
120+ minutes late2.9%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+7.0 mincompleted flights

Which departure time was most reliable for BWI to PIT?

Among qualifying BWI-to-PIT departure window results, Late morning had the highest on-time rate: 89.6% of 365 flights. Night was lowest at 59.5% across 269 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning36589.6%4.7%0.5%
Afternoon17077.6%11.8%2.9%
Evening27176.4%12.2%1.1%
Night26959.5%24.5%3.0%

Which weekday was most reliable for BWI to PIT?

Among qualifying BWI-to-PIT weekday results, Wednesday had the highest on-time rate: 81.8% of 154 flights. Sunday was lowest at 69.8% across 149 flights.

DayFlightsOn time30+ minCancelled
Monday15572.3%14.2%1.3%
Tuesday15979.9%10.1%0.0%
Wednesday15481.8%13.0%1.3%
Thursday15574.2%13.5%1.3%
Friday15580.6%9.7%2.6%
Saturday14879.1%9.5%2.0%
Sunday14969.8%18.8%3.4%

Which airline was most reliable for BWI to PIT?

Only Southwest Airlines met the BWI-to-PIT airline threshold: 76.8% of 1,075 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,07576.8%12.7%1.7%

Which month was most reliable for BWI to PIT?

Among qualifying BWI-to-PIT month results, September 2025 had the highest on-time rate: 91.9% of 86 flights. July 2025 was lowest at 53.3% across 92 flights.

MonthFlightsOn time30+ minCancelled
July 20259253.3%30.4%4.3%
August 20258984.3%10.1%1.1%
September 20258691.9%2.3%0.0%
October 20259376.3%10.8%0.0%
November 20258883.0%11.4%1.1%
December 20258974.2%11.2%2.2%
January 20269283.7%4.3%5.4%
February 20268085.0%6.2%2.5%
March 20269369.9%17.2%3.2%
April 20269080.0%8.9%0.0%
May 20269376.3%15.1%0.0%
June 20269066.7%22.2%0.0%

What drove BWI to PIT delay minutes?

Late aircraft was the largest recorded BWI-to-PIT delay category, accounting for 52.2% of 13,366 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.6%
Late aircraft52.2%
National airspace14.3%
Weather3.7%
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.