Historical on-time performance
Denver to Kalispell
752 miData through Dec 2025Source: US DOT · BTS
Flights on DEN–FCA arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.4%of scheduled flights
based on 1,080 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time91%Medianon timep9010 minCancel0.4%Flights263
- United AirlinesOn-time73%Medianon timep9045 minCancel0.4%Flights817
Why flights run late
Delay causes
- Airline34%
- Weather13%
- Air traffic (NAS)12%
- Late aircraft42%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → FCA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 10 min · 459 flights
- Middays82% on time · p90 30 min · 1,610 flights
- Evenings69% on time · p90 70 min · 1,093 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 81% on time.
- Tuesdays81% on time · p90 30 min · 442 flights
- Mondays81% on time · p90 30 min · 456 flights
- Sundays80% on time · p90 30 min · 454 flights
- Thursdays78% on time · p90 45 min · 454 flights
- Fridays77% on time · p90 65 min · 456 flights
- Wednesdays77% on time · p90 35 min · 442 flights
- Saturdays76% on time · p90 45 min · 458 flights
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