Missoula Montana in July 2024

73.2%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 July 2024, reporting carriers scheduled 567 domestic departures from Missoula Montana (MSO). 73.2% left less than 15 minutes late and 72.8% reached their destination on time; 3.0% were cancelled.

Nationally that month, 68.5% of flights departed on time and 68.1% arrived on time, so MSO departures were 4.7 points above the national departure figure.

Flights arriving at MSO that month were on time 72.5% of the time (567 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 46%, air carrier 43% and national aviation system 10%.

On time 72.8%
Arrived 15+ minutes late 23.8%
Cancelled 3.0%
Diverted 0.4%

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

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

Measure	Jul 2024	Year earlier	MSO, 12 months to Jul 2026	All reported flights, Jul 2024
Departed on time	73.2%	—	83.4%	68.5%
Arrived on time	72.8%	—	82.1%	68.1%
Cancelled	3.0%	—	0.7%	2.9%
Average departure delay (late minutes only)	24.9 min	—	14.8 min	24.9 min
Scheduled departures a day	19	—	14	21,154
Scheduled departures	567	—	5,003	634,613

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	152	27%	76.3%	9.8 min	3.3%
OO SkyWest Airlines	128	23%	77.3%	8.3 min	0.0%
DL Delta Air Lines	94	17%	75.5%	18.0 min	7.4%
AA American Airlines	61	11%	77.0%	32.1 min	0.0%
G4 Allegiant Air	44	8%	50.0%	42.8 min	6.8%
AS Alaska Airlines	31	5%	80.6%	8.4 min	0.0%
MQ Envoy Air	31	5%	61.3%	26.5 min	0.0%
F9 Frontier Airlines	26	5%	53.8%	20.8 min	7.7%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSO–DEN	Missoula to Denver	139	74.8%	8.0 min	4.3%
MSO–SLC	Missoula to Salt Lake City	93	81.7%	11.7 min	2.2%
MSO–MSP	Missoula to Minneapolis	63	73.0%	13.7 min	7.9%
MSO–ORD	Missoula to Chicago	62	66.1%	24.6 min	0.0%
MSO–DFW	Missoula to Dallas/Fort Worth	61	77.0%	32.1 min	0.0%
MSO–LAX	Missoula to Los Angeles	31	67.7%	12.1 min	0.0%
MSO–SEA	Missoula to Seattle	31	80.6%	8.4 min	0.0%
MSO–SFO	Missoula to San Francisco	31	77.4%	10.5 min	0.0%
MSO–AZA	Missoula to Phoenix	17	52.9%	29.2 min	0.0%
MSO–LAS	Missoula to Las Vegas	9	55.6%	116.3 min	0.0%
MSO–OAK	Missoula to Oakland	9	66.7%	9.4 min	0.0%
MSO–SNA	Missoula to Santa Ana	9	22.2%	20.8 min	33.3%

By scheduled departure hour

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

Share of departures that left less than 15 minutes late, by scheduled hour (local time), July 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2024	Minutes
Air carrier	42.8%	36.6%	5,444
Late-arriving aircraft	46.0%	42.7%	5,860
National Aviation System	9.6%	16.0%	1,225
Extreme weather	0.8%	4.6%	104
Security	0.8%	0.1%	98

12,731 delay minutes on 135 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 July 2024?

73.2% of 567 scheduled domestic departures left less than 15 minutes late, and 72.8% reached their destination on time. The national figures that month were 68.5% and 68.1%.

How does that compare with a year earlier?

July 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 July 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.