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

Kalispell, MT (FCA) to Denver, CO (DEN) flight delay odds

82.7% of 1,063 official scheduled FCA-to-DEN flights arrived on time; 11.4% arrived at least 30 minutes late and 1.0% 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 SIGNALLower disruption
82.7%arrived on time
11.4%30+ min late
1.0%cancelled
1,063scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late6.3%all scheduled flights
120+ minutes late2.6%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival+4.0 mincompleted flights

Which departure time was most reliable for FCA to DEN?

Among qualifying FCA-to-DEN departure window results, Early morning had the highest on-time rate: 92.9% of 364 flights. Evening was lowest at 67.2% across 177 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36492.9%3.6%1.6%
Late morning15891.8%4.4%0.0%
Afternoon36476.1%16.5%1.1%
Evening17767.2%23.2%0.6%

Which weekday was most reliable for FCA to DEN?

Among qualifying FCA-to-DEN weekday results, Sunday had the highest on-time rate: 88.1% of 151 flights. Monday was lowest at 78.8% across 151 flights.

DayFlightsOn time30+ minCancelled
Monday15178.8%14.6%0.0%
Tuesday15483.1%12.3%1.3%
Wednesday14982.6%12.8%0.7%
Thursday15282.2%9.9%3.3%
Friday15382.4%13.1%0.0%
Saturday15381.7%9.2%2.0%
Sunday15188.1%7.9%0.0%

Which airline was most reliable for FCA to DEN?

Among qualifying FCA-to-DEN airline results, SkyWest Airlines had the highest on-time rate: 88.8% of 215 flights. United Airlines was lowest at 81.1% across 848 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines84881.1%12.7%1.3%
SkyWest Airlines21588.8%6.0%0.0%

Which month was most reliable for FCA to DEN?

Among qualifying FCA-to-DEN month results, April 2026 had the highest on-time rate: 95.0% of 60 flights. July 2025 was lowest at 71.8% across 124 flights.

MonthFlightsOn time30+ minCancelled
July 202512471.8%18.5%2.4%
August 202512472.6%18.5%0.8%
September 202512087.5%9.2%0.0%
October 202511286.6%6.2%0.0%
November 20255994.9%3.4%0.0%
December 20257676.3%19.7%0.0%
January 20266777.6%10.4%6.0%
February 20265587.3%12.7%0.0%
March 20266282.3%9.7%1.6%
April 20266095.0%1.7%1.7%
May 20268489.3%6.0%0.0%
June 202612084.2%11.7%0.8%

What drove FCA to DEN delay minutes?

National airspace was the largest recorded FCA-to-DEN delay category, accounting for 42.9% of 14,689 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.6%
Late aircraft31.3%
National airspace42.9%
Weather3.2%
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.