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

Detroit, MI (DTW) to Denver, CO (DEN) flight delay odds

78.9% of 3,089 official scheduled DTW-to-DEN flights arrived on time; 13.2% 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
78.9%arrived on time
13.2%30+ min late
0.5%cancelled
3,089scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.0%all scheduled flights
120+ minutes late2.1%all scheduled flights
Diverted0.5%did not reach as scheduled
Average arrival+5.0 mincompleted flights

Which departure time was most reliable for DTW to DEN?

Among qualifying DTW-to-DEN departure window results, Early morning had the highest on-time rate: 87.8% of 974 flights. Night was lowest at 57.0% across 114 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning97487.8%7.4%0.3%
Late morning37584.5%8.3%1.3%
Afternoon1,32877.0%14.4%0.3%
Evening29859.1%24.8%0.3%
Night11457.0%36.0%1.8%

Which weekday was most reliable for DTW to DEN?

Among qualifying DTW-to-DEN weekday results, Wednesday had the highest on-time rate: 81.9% of 408 flights. Sunday was lowest at 76.9% across 477 flights.

DayFlightsOn time30+ minCancelled
Monday45977.3%13.1%1.3%
Tuesday42280.3%13.3%0.2%
Wednesday40881.9%9.8%0.0%
Thursday46178.5%13.9%0.2%
Friday47278.8%13.6%0.2%
Saturday39078.7%13.6%0.5%
Sunday47776.9%15.1%0.8%

Which airline was most reliable for DTW to DEN?

Among qualifying DTW-to-DEN airline results, Frontier Airlines had the highest on-time rate: 82.8% of 459 flights. Southwest Airlines was lowest at 74.1% across 649 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines1,25378.0%14.8%0.3%
United Airlines72782.1%10.0%0.7%
Southwest Airlines64974.1%13.9%0.6%
Frontier Airlines45982.8%13.3%0.4%
SkyWest Airlines1100.0%0.0%0.0%

Which month was most reliable for DTW to DEN?

Among qualifying DTW-to-DEN month results, September 2025 had the highest on-time rate: 89.5% of 257 flights. December 2025 was lowest at 62.4% across 242 flights.

MonthFlightsOn time30+ minCancelled
July 202528871.2%19.1%1.4%
August 202528182.9%9.6%0.0%
September 202525789.5%8.9%0.0%
October 202525883.7%8.1%0.4%
November 202522784.6%9.7%1.8%
December 202524262.4%22.3%0.4%
January 202621867.9%22.0%0.0%
February 202621577.2%14.0%0.0%
March 202627976.7%15.4%1.1%
April 202625888.8%4.7%0.0%
May 202628185.4%8.5%0.7%
June 202628574.4%17.5%0.0%

What drove DTW to DEN delay minutes?

Airline was the largest recorded DTW-to-DEN delay category, accounting for 37.5% of 37,644 BTS-attributed delay minutes during July 2025–June 2026.

Airline37.5%
Late aircraft26.5%
National airspace32.3%
Weather3.6%
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.