Grand Junction Regional in June 2026

77.6%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 June 2026, reporting carriers scheduled 437 domestic departures from Grand Junction Regional (GJT). 77.6% left less than 15 minutes late and 77.8% reached their destination on time; 0.9% were cancelled.

Nationally that month, 72.2% of flights departed on time and 72.8% arrived on time, so GJT departures were 5.4 points above the national departure figure.

A year earlier, in June 2025, the airport had 414 departures with 72.0% leaving on time: a change of +5.6 points, with flights up 6%.

Flights arriving at GJT that month were on time 75.3% of the time (437 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 41%, late-arriving aircraft 31% and national aviation system 16%.

On time 77.8%
Arrived 15+ minutes late 20.8%
Cancelled 0.9%
Diverted 0.5%

Every scheduled departure from GJT in June 2026, judged by arrival at the destination.

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

Measure	Jun 2026	Jun 2025	GJT, 12 months to Jul 2026	All reported flights, Jun 2026
Departed on time	77.6%	72.0%	83.6%	72.2%
Arrived on time	77.8%	68.4%	81.2%	72.8%
Cancelled	0.9%	1.4%	0.9%	1.6%
Average departure delay (late minutes only)	19.5 min	28.3 min	14.7 min	20.6 min
Scheduled departures a day	15	14	13	20,253
Scheduled departures	437	414	4,840	607,577

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	377	86%	76.1%	8.0 min	1.1%
UA United Airlines	60	14%	88.3%	-5.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
GJT–DEN	Grand Junction to Denver	206	77.7%	3.4 min	0.0%
GJT–DFW	Grand Junction to Dallas/Fort Worth	90	68.9%	19.2 min	4.4%
GJT–PHX	Grand Junction to Phoenix	90	78.9%	9.3 min	0.0%
GJT–SLC	Grand Junction to Salt Lake City	51	92.2%	-10.3 min	0.0%

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), June 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2026	Minutes
Air carrier	40.5%	30.8%	3,105
Late-arriving aircraft	31.3%	42.1%	2,397
National Aviation System	15.9%	20.3%	1,219
Extreme weather	11.9%	6.7%	909
Security	0.4%	0.1%	29

7,659 delay minutes on 91 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 GJT on time in June 2026?

77.6% of 437 scheduled domestic departures left less than 15 minutes late, and 77.8% reached their destination on time. The national figures that month were 72.2% and 72.8%.

How does that compare with a year earlier?

In June 2025, 72.0% of 414 departures left on time and 1.4% were cancelled, against 77.6% and 0.9% in June 2026.

Provenance

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