Missoula Montana in February 2026

87.5%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 February 2026, reporting carriers scheduled 305 domestic departures from Missoula Montana (MSO). 87.5% left less than 15 minutes late and 87.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 78.1% of flights departed on time and 78.3% arrived on time, so MSO departures were 9.4 points above the national departure figure.

A year earlier, in February 2025, the airport had 256 departures with 81.3% leaving on time: a change of +6.2 points, with flights up 19%.

Flights arriving at MSO that month were on time 82.0% of the time (305 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 35%, extreme weather 31% and late-arriving aircraft 20%.

On time 87.5%
Arrived 15+ minutes late 12.1%
Cancelled 0.0%
Diverted 0.3%

Every scheduled departure from MSO in February 2026, judged by arrival at the destination.

February 2026 against a year earlier, the airport's year and the nation

Measure	Feb 2026	Feb 2025	MSO, 12 months to Jul 2026	All reported flights, Feb 2026
Departed on time	87.5%	81.3%	83.4%	78.1%
Arrived on time	87.5%	71.5%	82.1%	78.3%
Cancelled	0.0%	0.8%	0.7%	2.3%
Average departure delay (late minutes only)	12.9 min	16.3 min	14.8 min	15.0 min
Scheduled departures a day	10	9	14	17,168
Scheduled departures	305	256	5,003	515,037

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
DL Delta Air Lines	84	28%	90.5%	-8.5 min	0.0%
MQ Envoy Air	56	18%	80.4%	-0.5 min	0.0%
UA United Airlines	56	18%	94.6%	-7.3 min	0.0%
OO SkyWest Airlines	53	17%	81.1%	4.9 min	0.0%
AS Alaska Airlines	39	13%	89.7%	-8.1 min	0.0%
G4 Allegiant Air	17	6%	88.2%	-2.4 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MSO–DEN	Missoula to Denver	83	90.4%	-4.1 min	0.0%
MSO–SLC	Missoula to Salt Lake City	78	89.7%	-4.5 min	0.0%
MSO–SEA	Missoula to Seattle	39	89.7%	-8.1 min	0.0%
MSO–DFW	Missoula to Dallas/Fort Worth	28	89.3%	-4.1 min	0.0%
MSO–MSP	Missoula to Minneapolis	28	89.3%	-8.9 min	0.0%
MSO–ORD	Missoula to Chicago	28	71.4%	3.0 min	0.0%
MSO–AZA	Missoula to Phoenix	9	88.9%	0.3 min	0.0%
MSO–LAS	Missoula to Las Vegas	8	87.5%	-5.5 min	0.0%
MSO–SFO	Missoula to San Francisco	4	50.0%	21.5 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), February 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Feb 2026	Minutes
Air carrier	34.7%	38.2%	1,137
Late-arriving aircraft	19.8%	37.2%	650
National Aviation System	14.3%	18.5%	467
Extreme weather	31.2%	6.0%	1,021
Security	0.0%	0.2%	0

3,275 delay minutes on 37 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 February 2026?

87.5% of 305 scheduled domestic departures left less than 15 minutes late, and 87.5% reached their destination on time. The national figures that month were 78.1% and 78.3%.

How does that compare with a year earlier?

In February 2025, 81.3% of 256 departures left on time and 0.8% were cancelled, against 87.5% and 0.0% in February 2026.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for February 2026; 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.