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

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

81.4% of 1,063 official scheduled DEN-to-FCA flights arrived on time; 10.9% arrived at least 30 minutes late and 0.7% 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
81.4%arrived on time
10.9%30+ min late
0.7%cancelled
1,063scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.6%all scheduled flights
120+ minutes late1.6%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+5.1 mincompleted flights

Which departure time was most reliable for DEN to FCA?

Among qualifying DEN-to-FCA departure window results, Early morning had the highest on-time rate: 92.4% of 158 flights. Evening was lowest at 75.0% across 364 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning15892.4%3.8%0.0%
Late morning36481.6%8.8%0.5%
Afternoon17784.2%11.9%0.6%
Evening36475.0%15.7%1.1%

Which weekday was most reliable for DEN to FCA?

Among qualifying DEN-to-FCA weekday results, Tuesday had the highest on-time rate: 85.1% of 154 flights. Saturday was lowest at 76.5% across 153 flights.

DayFlightsOn time30+ minCancelled
Monday15183.4%10.6%0.0%
Tuesday15485.1%7.1%0.0%
Wednesday14979.9%9.4%2.0%
Thursday15280.9%11.8%0.7%
Friday15384.3%9.2%1.3%
Saturday15376.5%15.0%0.7%
Sunday15179.5%13.2%0.0%

Which airline was most reliable for DEN to FCA?

Among qualifying DEN-to-FCA airline results, SkyWest Airlines had the highest on-time rate: 93.0% of 215 flights. United Airlines was lowest at 78.4% across 848 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines84878.4%12.7%0.8%
SkyWest Airlines21593.0%3.7%0.0%

Which month was most reliable for DEN to FCA?

Among qualifying DEN-to-FCA month results, April 2026 had the highest on-time rate: 93.3% of 60 flights. December 2025 was lowest at 63.2% across 76 flights.

MonthFlightsOn time30+ minCancelled
July 202512476.6%14.5%1.6%
August 202512481.5%11.3%0.8%
September 202512091.7%2.5%0.0%
October 202511290.2%7.1%0.0%
November 20255984.7%10.2%0.0%
December 20257663.2%22.4%0.0%
January 20266771.6%6.0%4.5%
February 20265583.6%10.9%0.0%
March 20266277.4%9.7%1.6%
April 20266093.3%3.3%0.0%
May 20268482.1%13.1%0.0%
June 202612077.5%17.5%0.0%

What drove DEN to FCA delay minutes?

Late aircraft was the largest recorded DEN-to-FCA delay category, accounting for 45.1% of 11,047 BTS-attributed delay minutes during July 2025–June 2026.

Airline33.6%
Late aircraft45.1%
National airspace13.8%
Weather7.6%
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.