Montrose Regional in April 2026

88.4%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 April 2026, reporting carriers scheduled 155 domestic departures from Montrose Regional (MTJ). 88.4% left less than 15 minutes late and 89.7% reached their destination on time; 0.6% were cancelled.

Nationally that month, 79.1% of flights departed on time and 78.9% arrived on time, so MTJ departures were 9.3 points above the national departure figure.

A year earlier, in April 2025, the airport had 129 departures with 82.2% leaving on time: a change of +6.2 points, with flights up 20%.

Flights arriving at MTJ that month were on time 85.2% of the time (155 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 43%, national aviation system 31% and air carrier 19%.

On time 89.7%
Arrived 15+ minutes late 9.7%
Cancelled 0.6%
Diverted 0.0%

Every scheduled departure from MTJ in April 2026, judged by arrival at the destination.

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

Measure	Apr 2026	Apr 2025	MTJ, 12 months to Jul 2026	All reported flights, Apr 2026
Departed on time	88.4%	82.2%	77.2%	79.1%
Arrived on time	89.7%	77.5%	77.5%	78.9%
Cancelled	0.6%	0.8%	1.2%	0.9%
Average departure delay (late minutes only)	7.6 min	14.3 min	23.0 min	14.5 min
Scheduled departures a day	5	4	7	19,931
Scheduled departures	155	129	2,526	597,919

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
UA United Airlines	71	46%	88.7%	-9.9 min	0.0%
WN Southwest Airlines	36	23%	94.4%	-11.4 min	0.0%
AA American Airlines	30	19%	90.0%	-8.0 min	0.0%
OO SkyWest Airlines	17	11%	88.2%	-1.9 min	0.0%
MQ Envoy Air	1	1%	0.0%	—	100.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
MTJ–DEN	Montrose/Delta to Denver	101	92.1%	-11.6 min	0.0%
MTJ–DFW	Montrose/Delta to Dallas/Fort Worth	37	86.5%	-7.4 min	2.7%
MTJ–EWR	Montrose/Delta to Newark	5	80.0%	4.8 min	0.0%
MTJ–ORD	Montrose/Delta to Chicago	5	80.0%	16.8 min	0.0%
MTJ–LAX	Montrose/Delta to Los Angeles	4	100.0%	-15.2 min	0.0%
MTJ–SFO	Montrose/Delta to San Francisco	2	100.0%	-14.0 min	0.0%
MTJ–IAH	Montrose/Delta to Houston	1	0.0%	29.0 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), April 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Apr 2026	Minutes
Air carrier	18.5%	33.5%	188
Late-arriving aircraft	42.6%	40.4%	432
National Aviation System	31.0%	21.0%	315
Extreme weather	7.9%	5.0%	80
Security	0.0%	0.1%	0

1,015 delay minutes on 15 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 MTJ on time in April 2026?

88.4% of 155 scheduled domestic departures left less than 15 minutes late, and 89.7% reached their destination on time. The national figures that month were 79.1% and 78.9%.

How does that compare with a year earlier?

In April 2025, 82.2% of 129 departures left on time and 0.8% were cancelled, against 88.4% and 0.6% in April 2026.

Provenance

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