According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Kalispell, MT (FCA) ranks #148 of 382 tracked US airports by total flights (most flights = #1). Kalispell, MT posts above-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.
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FCA on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Carrier.
Total delay minutes: 350,504.
Late Aircraft31.3% (109,672 min)
Carrier40.2% (140,744 min)
NAS (National Aviation System)17.8% (62,562 min)
Weather10.7% (37,339 min)
Security0.1% (187 min)
FCA - seasonal on-time pattern
Best: April (96.1%) · worst: December (88.8%)
FCA - on-time rate by year
2020–2025, year-over-year trend.
FCA - taxi-out and taxi-in (monthly)
Average taxi-out 19.1 min · taxi-in 5.6 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
FCA's average taxi-out (19.1 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is February 2024 at 26.7 min; the lightest is May 2024 at 15.6 min.
Two PlainFlights-derived comparison paths for Kalispell, MT, both outside Montana so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Kalispell, MT is the delay mix: Carrier owns 40.2% of 350,504 delay minutes across 50,123 BTS flights. The on-time headline is 84.4% (5.4 pts above the 79% national average), with 7,819 delayed and 302 cancelled (0.60%).
Delay minutes concentrate in Carrier (31.3% late-aircraft, 40.2% carrier, 17.8% NAS, 10.7% weather, 0.1% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.
On the multi-year calendar, FCA is strongest in April (96.1% on-time) and weakest in December (88.8%), a 7.3-point swing. Volume peaks in July (~1,202 flights/month). The busiest connecting route is to SLC (Salt Lake City) at 88.9% on-time. Field definitions: on-time performance explained.
Kalispell, MT vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
84.4%Top 39%higher than 61% of 382 airports
Kalispell, MT
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
FCA's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from FCA before you book a connection. See top routes →
Travel in April rather than December if your dates are flexible. Seasonal patterns →
Build extra connection buffer when taxi-out spikes. February 2024 averaged 26.7 min. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Kalispell, MT's on-time rate?
Kalispell, MT (FCA) has a 84.4% on-time rate across 50,123 BTS-tracked flights (2020-2025), 5.4 pts above the 79% national flight-weighted average; that places it in roughly the above-median on-time performance.
How does FCA rank among U.S. airports by traffic volume?
Kalispell, MT ranks #148 of 382 tracked US airports by total BTS flights (most flights = #1), making it a mid-size U.S. airport.
What's the most common cause of delays at Kalispell, MT?
Carrier is the leading delay cause at FCA, accounting for 40.2% of delay minutes. The full breakdown: 31.3% late-aircraft, 40.2% carrier, 17.8% NAS/air-traffic-control, 10.7% weather, and 0.1% security.
When is the best time to fly through Kalispell, MT?
April is historically FCA's strongest month at 96.1% on-time, while December is the weakest at 88.8%, a 7.3-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights