Missoula Montana in January 2024

69.0%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 January 2024, reporting carriers scheduled 242 domestic departures from Missoula Montana (MSO). 69.0% left less than 15 minutes late and 63.6% reached their destination on time; 7.0% were cancelled.

Nationally that month, 74.0% of flights departed on time and 72.9% arrived on time, so MSO departures were 5.0 points below the national departure figure.

Flights arriving at MSO that month were on time 69.4% of the time (242 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, extreme weather 40%, late-arriving aircraft 32% and air carrier 16%.

On time 63.6%
Arrived 15+ minutes late 28.9%
Cancelled 7.0%
Diverted 0.4%

Every scheduled departure from MSO in January 2024, judged by arrival at the destination.

January 2024 against a year earlier, the airport's year and the nation

Measure	Jan 2024	Year earlier	MSO, 12 months to Jul 2026	All reported flights, Jan 2024
Departed on time	69.0%	—	83.4%	74.0%
Arrived on time	63.6%	—	82.1%	72.9%
Cancelled	7.0%	—	0.7%	3.7%
Average departure delay (late minutes only)	35.7 min	—	14.8 min	18.7 min
Scheduled departures a day	8	—	14	18,242
Scheduled departures	242	—	5,003	547,271

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	94	39%	66.0%	27.6 min	7.4%
UA United Airlines	62	26%	62.9%	20.9 min	9.7%
DL Delta Air Lines	33	14%	54.5%	60.3 min	3.0%
MQ Envoy Air	26	11%	53.8%	10.4 min	3.8%
G4 Allegiant Air	20	8%	70.0%	73.9 min	10.0%
AA American Airlines	7	3%	100.0%	-23.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSO–SLC	Missoula to Salt Lake City	87	69.0%	22.7 min	8.0%
MSO–DEN	Missoula to Denver	62	62.9%	20.9 min	9.7%
MSO–DFW	Missoula to Dallas/Fort Worth	34	64.7%	2.3 min	2.9%
MSO–MSP	Missoula to Minneapolis	32	53.1%	62.9 min	3.1%
MSO–AZA	Missoula to Phoenix	11	72.7%	-10.1 min	9.1%
MSO–LAS	Missoula to Las Vegas	9	66.7%	168.5 min	11.1%
MSO–SEA	Missoula to Seattle	7	28.6%	82.7 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), January 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jan 2024	Minutes
Air carrier	15.6%	32.6%	1,298
Late-arriving aircraft	32.4%	39.0%	2,704
National Aviation System	11.9%	17.9%	993
Extreme weather	40.1%	10.3%	3,345
Security	0.1%	0.2%	6

8,346 delay minutes on 70 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 MSO on time in January 2024?

69.0% of 242 scheduled domestic departures left less than 15 minutes late, and 63.6% reached their destination on time. The national figures that month were 74.0% and 72.9%.

How does that compare with a year earlier?

January 2023 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 January 2024; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for MSO · methodology · corrections.