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

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

84.2% of 1,075 official scheduled PIT-to-BWI flights arrived on time; 8.6% arrived at least 30 minutes late and 1.3% 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 SIGNALLower disruption
84.2%arrived on time
8.6%30+ min late
1.3%cancelled
1,075scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.2%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival-0.4 mincompleted flights

Which departure time was most reliable for PIT to BWI?

Among qualifying PIT-to-BWI departure window results, Early morning had the highest on-time rate: 95.9% of 365 flights. Evening was lowest at 56.2% across 192 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36595.9%2.2%0.3%
Late morning23194.4%2.6%0.9%
Afternoon28779.8%11.5%1.0%
Evening19256.2%23.4%4.2%

Which weekday was most reliable for PIT to BWI?

Among qualifying PIT-to-BWI weekday results, Wednesday had the highest on-time rate: 89.1% of 156 flights. Sunday was lowest at 77.7% across 148 flights.

DayFlightsOn time30+ minCancelled
Monday15683.3%8.3%1.9%
Tuesday15988.7%8.2%0.0%
Wednesday15689.1%5.8%1.3%
Thursday15383.0%9.8%0.7%
Friday15583.2%8.4%1.3%
Saturday14883.8%10.1%0.0%
Sunday14877.7%9.5%4.1%

Which airline was most reliable for PIT to BWI?

Only Southwest Airlines met the PIT-to-BWI airline threshold: 84.2% of 1,075 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,07584.2%8.6%1.3%

Which month was most reliable for PIT to BWI?

Among qualifying PIT-to-BWI month results, September 2025 had the highest on-time rate: 93.0% of 86 flights. July 2025 was lowest at 70.7% across 92 flights.

MonthFlightsOn time30+ minCancelled
July 20259270.7%13.0%5.4%
August 20258983.1%12.4%1.1%
September 20258693.0%2.3%0.0%
October 20259389.2%7.5%0.0%
November 20258691.9%5.8%0.0%
December 20259178.0%15.4%1.1%
January 20269282.6%5.4%3.3%
February 20268186.4%4.9%2.5%
March 20269380.6%12.9%2.2%
April 20269088.9%3.3%0.0%
May 20269383.9%8.6%0.0%
June 20268983.1%10.1%0.0%

What drove PIT to BWI delay minutes?

Late aircraft was the largest recorded PIT-to-BWI delay category, accounting for 53.8% of 9,212 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.4%
Late aircraft53.8%
National airspace22.2%
Weather1.6%
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.