Juneau International in June 2025

84.3%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 2025, reporting carriers scheduled 484 domestic departures from Juneau International (JNU). 84.3% left less than 15 minutes late and 81.8% reached their destination on time; 1.2% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so JNU departures were 12.9 points above the national departure figure.

A year earlier, in June 2024, the airport had 485 departures with 86.6% leaving on time: a change of −2.3 points, with flights down 0%.

Flights arriving at JNU that month were on time 76.3% of the time (486 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 46%, air carrier 35% and national aviation system 15%.

On time 81.8%
Arrived 15+ minutes late 16.5%
Cancelled 1.2%
Diverted 0.4%

Every scheduled departure from JNU in June 2025, judged by arrival at the destination.

June 2025 against a year earlier, the airport's year and the nation

Measure	Jun 2025	Jun 2024	JNU, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	84.3%	86.6%	83.0%	71.4%
Arrived on time	81.8%	86.4%	80.4%	70.3%
Cancelled	1.2%	0.6%	2.1%	1.6%
Average departure delay (late minutes only)	8.3 min	9.2 min	11.7 min	22.1 min
Scheduled departures a day	16	16	13	20,386
Scheduled departures	484	485	4,716	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	462	95%	81.0%	-1.6 min	1.3%
DL Delta Air Lines	22	5%	100.0%	-15.6 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JNU–SEA	Juneau to Seattle	190	77.4%	-1.1 min	1.1%
JNU–ANC	Juneau to Anchorage	120	87.5%	-4.3 min	1.7%
JNU–SIT	Juneau to Sitka	60	93.3%	-13.7 min	1.7%
JNU–KTN	Juneau to Ketchikan	30	80.0%	13.2 min	3.3%
JNU–PSG	Juneau to Petersburg	30	63.3%	10.0 min	0.0%
JNU–YAK	Juneau to Yakutat	30	83.3%	-5.4 min	0.0%
JNU–GST	Juneau to Gustavus	24	83.3%	-3.9 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 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	34.6%	31.6%	1,279
Late-arriving aircraft	45.8%	40.6%	1,692
National Aviation System	15.3%	20.9%	565
Extreme weather	3.4%	6.9%	127
Security	0.8%	0.2%	30

3,693 delay minutes on 80 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 JNU on time in June 2025?

84.3% of 484 scheduled domestic departures left less than 15 minutes late, and 81.8% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 86.6% of 485 departures left on time and 0.6% were cancelled, against 84.3% and 1.2% in June 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for JNU · methodology · corrections.