Glacier Park International in December 2023

84.6%departed on time

BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.

In December 2023, reporting carriers scheduled 241 domestic departures from Glacier Park International (FCA). 84.6% left less than 15 minutes late and 78.0% reached their destination on time; 0.4% were cancelled.

Nationally that month, 83.1% of flights departed on time and 83.8% arrived on time, so FCA departures were 1.5 points above the national departure figure.

Flights arriving at FCA that month were on time 81.7% of the time (240 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, extreme weather 42%, late-arriving aircraft 38% and national aviation system 12%.

On time 78.0%
Arrived 15+ minutes late 21.6%
Cancelled 0.4%
Diverted 0.0%

Every scheduled departure from FCA in December 2023, judged by arrival at the destination.

December 2023 against a year earlier, the airport's year and the nation

Measure	Dec 2023	Year earlier	FCA, 12 months to Jul 2026	All reported flights, Dec 2023
Departed on time	84.6%	—	81.0%	83.1%
Arrived on time	78.0%	—	80.1%	83.8%
Cancelled	0.4%	—	0.9%	0.4%
Average departure delay (late minutes only)	33.5 min	—	17.8 min	11.6 min
Scheduled departures a day	8	—	11	19,013
Scheduled departures	241	—	4,115	570,394

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	95	39%	78.9%	8.9 min	1.1%
UA United Airlines	70	29%	82.9%	23.5 min	0.0%
DL Delta Air Lines	63	26%	79.4%	29.4 min	0.0%
G4 Allegiant Air	13	5%	38.5%	110.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
FCA–SLC	Kalispell to Salt Lake City	84	79.8%	18.0 min	1.2%
FCA–DEN	Kalispell to Denver	80	81.3%	36.1 min	0.0%
FCA–MSP	Kalispell to Minneapolis	32	87.5%	-8.3 min	0.0%
FCA–SEA	Kalispell to Seattle	15	86.7%	-3.6 min	0.0%
FCA–ORD	Kalispell to Chicago	13	61.5%	18.3 min	0.0%
FCA–LAS	Kalispell to Las Vegas	8	50.0%	125.3 min	0.0%
FCA–AZA	Kalispell to Phoenix	5	20.0%	86.0 min	0.0%
FCA–SFO	Kalispell to San Francisco	4	50.0%	9.8 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of departures that left less than 15 minutes late, by scheduled hour (local time), December 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2023	Minutes
Air carrier	8.1%	37.1%	668
Late-arriving aircraft	38.1%	38.8%	3,150
National Aviation System	11.5%	17.6%	953
Extreme weather	42.3%	6.2%	3,501
Security	0.0%	0.3%	0

8,272 delay minutes on 52 flights that arrived 15 or more minutes late and carried a cause report. Carriers assign the categories; see what each category means.

Questions and answers

How many flights left FCA on time in December 2023?

84.6% of 241 scheduled domestic departures left less than 15 minutes late, and 78.0% reached their destination on time. The national figures that month were 83.1% and 83.8%.

How does that compare with a year earlier?

December 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for FCA · methodology · corrections.