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

Montrose/Delta, CO (MTJ) to Denver, CO (DEN) flight delay odds

78.3% of 1,416 official scheduled MTJ-to-DEN flights arrived on time; 14.5% arrived at least 30 minutes late and 0.6% 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
78.3%arrived on time
14.5%30+ min late
0.6%cancelled
1,416scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.1%all scheduled flights
120+ minutes late4.9%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+8.1 mincompleted flights

Which departure time was most reliable for MTJ to DEN?

Among qualifying MTJ-to-DEN departure window results, Late morning had the highest on-time rate: 85.7% of 70 flights. Afternoon was lowest at 73.7% across 857 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning48185.2%9.4%0.6%
Late morning7085.7%7.1%0.0%
Afternoon85773.7%18.2%0.6%

Which weekday was most reliable for MTJ to DEN?

Among qualifying MTJ-to-DEN weekday results, Thursday had the highest on-time rate: 81.8% of 203 flights. Saturday was lowest at 75.6% across 217 flights.

DayFlightsOn time30+ minCancelled
Monday20277.2%14.4%0.0%
Tuesday19479.9%13.4%0.5%
Wednesday19080.5%14.7%1.6%
Thursday20381.8%12.3%1.0%
Friday20675.7%18.4%0.5%
Saturday21775.6%13.4%0.5%
Sunday20477.9%15.2%0.0%

Which airline was most reliable for MTJ to DEN?

Among qualifying MTJ-to-DEN airline results, Southwest Airlines had the highest on-time rate: 80.5% of 420 flights. SkyWest Airlines was lowest at 73.6% across 110 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines88677.9%14.8%0.7%
Southwest Airlines42080.5%13.8%0.2%
SkyWest Airlines11073.6%15.5%0.9%

Which month was most reliable for MTJ to DEN?

Among qualifying MTJ-to-DEN month results, November 2025 had the highest on-time rate: 96.6% of 89 flights. July 2025 was lowest at 58.9% across 124 flights.

MonthFlightsOn time30+ minCancelled
July 202512458.9%35.5%0.8%
August 202511663.8%20.7%1.7%
September 202511172.1%11.7%0.0%
October 202511776.9%12.0%0.0%
November 20258996.6%3.4%0.0%
December 202512383.7%13.0%0.0%
January 202613485.1%9.7%0.7%
February 202612671.4%17.5%0.0%
March 202615180.1%14.6%2.0%
April 202610192.1%5.0%0.0%
May 202610483.7%12.5%1.0%
June 202612081.7%14.2%0.0%

What drove MTJ to DEN delay minutes?

Late aircraft was the largest recorded MTJ-to-DEN delay category, accounting for 40.4% of 25,807 BTS-attributed delay minutes during July 2025–June 2026.

Airline21.6%
Late aircraft40.4%
National airspace35.4%
Weather2.5%
Security0.1%
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.