Best Time to Fly DEN to FCA: On-Time Stats by Hour & Airline
Denver International → Glacier Park International
Data through July 2026 · Last updated October 18, 2026
1,010 flights were scheduled from Denver (DEN) to Kalispell (FCA) in the last 12 months, and 82.2% of those that flew arrived on time, 4.6 points above the US average of 77.6%.
Among 2 airlines, SkyWest Airlines led with 92.1% on time and United Airlines was last with 79.7%.
Over 24 months, Monday was the most reliable day (83% on time) and December the worst month (72%).
The cancellation rate was 0.5% (US average 1.8%).
DEN to FCA on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| SkyWest Airlines | 92.1% | 51 min | 0.0% | 203 |
| United Airlines | 79.7% | 58 min | 0.6% | 807 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DEN to FCA
On-time arrival % by scheduled departure hour (local time), 2,135 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | 91.1% | 0.3% | 304 |
| 11am–12pm | 80.4% | 0.3% | 717 |
| 1pm–2pm | 85.5% | 0.2% | 403 |
| 7pm–8pm | 72.3% | 0.6% | 711 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DEN to FCA
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 64.8% | -17.0 pts | 1.1% | 90 |
| Summer peak (Jun 15 - Aug 15) | 77.8% | -3.9 pts | 0.7% | 443 |
| All other days | 81.8% | — | 0.2% | 1,576 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).