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

Chicago, IL (MDW) to Pittsburgh, PA (PIT) flight delay odds

79.2% of 1,132 official scheduled MDW-to-PIT flights arrived on time; 12.2% arrived at least 30 minutes late and 1.2% 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
79.2%arrived on time
12.2%30+ min late
1.2%cancelled
1,132scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+4.7 mincompleted flights

Which departure time was most reliable for MDW to PIT?

Among qualifying MDW-to-PIT departure window results, Early morning had the highest on-time rate: 90.8% of 141 flights. Night was lowest at 64.7% across 102 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning14190.8%3.5%1.4%
Late morning22388.3%4.5%1.3%
Afternoon35182.1%9.1%0.9%
Evening31569.2%20.3%1.6%
Night10264.7%26.5%1.0%

Which weekday was most reliable for MDW to PIT?

Among qualifying MDW-to-PIT weekday results, Wednesday had the highest on-time rate: 85.8% of 169 flights. Saturday was lowest at 71.6% across 109 flights.

DayFlightsOn time30+ minCancelled
Monday17278.5%15.1%1.2%
Tuesday17185.4%8.2%0.6%
Wednesday16985.8%7.7%1.2%
Thursday17378.6%12.1%0.6%
Friday17280.2%13.4%0.6%
Saturday10971.6%13.8%1.8%
Sunday16671.7%15.7%3.0%

Which airline was most reliable for MDW to PIT?

Only Southwest Airlines met the MDW-to-PIT airline threshold: 79.2% of 1,132 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,13279.2%12.2%1.2%

Which month was most reliable for MDW to PIT?

Among qualifying MDW-to-PIT month results, April 2026 had the highest on-time rate: 96.5% of 85 flights. March 2026 was lowest at 68.5% across 89 flights.

MonthFlightsOn time30+ minCancelled
July 202510568.6%24.8%0.0%
August 202511279.5%9.8%1.8%
September 202511287.5%8.9%0.0%
October 202511580.0%11.3%0.0%
November 20258479.8%13.1%3.6%
December 20258977.5%13.5%0.0%
January 20268876.1%13.6%3.4%
February 20268085.0%7.5%0.0%
March 20268968.5%18.0%5.6%
April 20268596.5%1.2%0.0%
May 20268779.3%10.3%0.0%
June 20268673.3%12.8%1.2%

What drove MDW to PIT delay minutes?

Late aircraft was the largest recorded MDW-to-PIT delay category, accounting for 52.6% of 12,806 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.7%
Late aircraft52.6%
National airspace10.6%
Weather6.3%
Security0.8%
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.