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

Pierre, SD (PIR) to Denver, CO (DEN) flight delay odds

79.1% of 607 official scheduled PIR-to-DEN flights arrived on time; 12.2% arrived at least 30 minutes late and 2.0% 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
79.1%arrived on time
12.2%30+ min late
2.0%cancelled
607scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.9%all scheduled flights
120+ minutes late4.6%all scheduled flights
Diverted0.7%did not reach as scheduled
Average arrival+8.9 mincompleted flights

Which departure time was most reliable for PIR to DEN?

Among qualifying PIR-to-DEN departure window results, Early morning had the highest on-time rate: 86.7% of 331 flights. Evening was lowest at 69.7% across 274 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning33186.7%8.2%2.4%
Evening27469.7%17.2%1.5%

Which weekday was most reliable for PIR to DEN?

Among qualifying PIR-to-DEN weekday results, Tuesday had the highest on-time rate: 94.0% of 50 flights. Friday was lowest at 73.1% across 104 flights.

DayFlightsOn time30+ minCancelled
Monday10579.0%7.6%1.9%
Tuesday5094.0%6.0%0.0%
Wednesday4887.5%8.3%2.1%
Thursday9878.6%10.2%0.0%
Friday10473.1%16.3%2.9%
Saturday9773.2%16.5%5.2%
Sunday10580.0%15.2%1.0%

Which airline was most reliable for PIR to DEN?

Only SkyWest Airlines met the PIR-to-DEN airline threshold: 79.1% of 607 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines60779.1%12.2%2.0%

Which month was most reliable for PIR to DEN?

Among qualifying PIR-to-DEN month results, June 2026 had the highest on-time rate: 86.3% of 51 flights. August 2025 was lowest at 67.9% across 53 flights.

MonthFlightsOn time30+ minCancelled
August 20255367.9%20.8%1.9%
September 20255174.5%15.7%3.9%
October 20257085.7%10.0%0.0%
November 20256883.8%7.4%2.9%
December 20255581.8%9.1%1.8%
January 20265371.7%18.9%1.9%
February 20264881.2%14.6%0.0%
March 20265369.8%11.3%7.5%
April 20265180.4%11.8%0.0%
May 20265483.3%7.4%1.9%
June 20265186.3%9.8%0.0%

What drove PIR to DEN delay minutes?

Airline was the largest recorded PIR-to-DEN delay category, accounting for 45.7% of 12,241 BTS-attributed delay minutes during July 2025–June 2026.

Airline45.7%
Late aircraft23.4%
National airspace19.9%
Weather11.0%
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.