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

Denver, CO (DEN) to Pittsburgh, PA (PIT) flight delay odds

72.3% of 1,696 official scheduled DEN-to-PIT flights arrived on time; 17.5% arrived at least 30 minutes late and 0.5% 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
72.3%arrived on time
17.5%30+ min late
0.5%cancelled
1,696scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.5%all scheduled flights
120+ minutes late2.7%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+10.7 mincompleted flights

Which departure time was most reliable for DEN to PIT?

Among qualifying DEN-to-PIT departure window results, Late morning had the highest on-time rate: 80.2% of 727 flights. Evening was lowest at 64.5% across 633 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning72780.2%10.7%0.3%
Afternoon31170.4%17.7%0.0%
Evening63364.5%25.1%1.1%

Which weekday was most reliable for DEN to PIT?

Among qualifying DEN-to-PIT weekday results, Sunday had the highest on-time rate: 79.0% of 238 flights. Thursday was lowest at 65.0% across 240 flights.

DayFlightsOn time30+ minCancelled
Monday26568.3%19.2%0.0%
Tuesday24274.8%17.4%0.4%
Wednesday23470.9%16.2%0.4%
Thursday24065.0%22.5%0.8%
Friday26674.8%15.4%0.4%
Saturday21173.5%18.0%0.5%
Sunday23879.0%13.4%1.3%

Which airline was most reliable for DEN to PIT?

Among qualifying DEN-to-PIT airline results, Frontier Airlines had the highest on-time rate: 89.8% of 49 flights. Southwest Airlines was lowest at 63.4% across 765 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines88279.0%13.5%0.6%
Southwest Airlines76563.4%22.6%0.5%
Frontier Airlines4989.8%8.2%0.0%

Which month was most reliable for DEN to PIT?

Among qualifying DEN-to-PIT month results, February 2026 had the highest on-time rate: 91.3% of 92 flights. July 2025 was lowest at 55.7% across 185 flights.

MonthFlightsOn time30+ minCancelled
July 202518555.7%28.6%1.6%
August 202517659.7%23.3%0.6%
September 202516773.1%18.0%0.0%
October 202517878.1%11.2%0.0%
November 202515883.5%10.8%0.6%
December 202513878.3%11.6%0.0%
January 202610681.1%9.4%2.8%
February 20269291.3%5.4%0.0%
March 202612167.8%25.6%0.8%
April 202611780.3%9.4%0.0%
May 202611972.3%19.3%0.0%
June 202613961.2%28.1%0.0%

What drove DEN to PIT delay minutes?

Late aircraft was the largest recorded DEN-to-PIT delay category, accounting for 53.9% of 26,182 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.6%
Late aircraft53.9%
National airspace15.1%
Weather1.3%
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.