Juneau International in July 2026

87.8%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 2026, reporting carriers scheduled 525 domestic departures from Juneau International (JNU). 87.8% left less than 15 minutes late and 85.7% reached their destination on time; 0.8% were cancelled.

Nationally that month, 68.8% of flights departed on time and 69.4% arrived on time, so JNU departures were 19.0 points above the national departure figure.

A year earlier, in July 2025, the airport had 526 departures with 83.3% leaving on time: a change of +4.5 points, with flights down 0%.

Flights arriving at JNU that month were on time 85.9% of the time (525 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, air carrier 36% and national aviation system 14%.

On time 85.7%
Arrived 15+ minutes late 13.5%
Cancelled 0.8%
Diverted 0.0%

Every scheduled departure from JNU in July 2026, judged by arrival at the destination.

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

Measure	Jul 2026	Jul 2025	JNU, 12 months to Jul 2026	All reported flights, Jul 2026
Departed on time	87.8%	83.3%	83.0%	68.8%
Arrived on time	85.7%	81.4%	80.4%	69.4%
Cancelled	0.8%	1.7%	2.1%	2.6%
Average departure delay (late minutes only)	7.3 min	10.3 min	11.7 min	24.1 min
Scheduled departures a day	18	18	13	21,066
Scheduled departures	525	526	4,716	631,970

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	494	94%	85.0%	-0.3 min	0.8%
DL Delta Air Lines	31	6%	96.8%	-9.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JNU–SEA	Juneau to Seattle	216	82.4%	4.6 min	0.0%
JNU–ANC	Juneau to Anchorage	123	87.0%	-2.0 min	0.8%
JNU–SIT	Juneau to Sitka	62	91.9%	-14.1 min	0.0%
JNU–GST	Juneau to Gustavus	31	71.0%	7.0 min	6.5%
JNU–KTN	Juneau to Ketchikan	31	96.8%	-9.9 min	0.0%
JNU–PSG	Juneau to Petersburg	31	87.1%	-0.4 min	3.2%
JNU–YAK	Juneau to Yakutat	31	93.5%	-6.9 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), July 2026.

Delay causes

BTS cause category	Share of delay minutes	National, Jul 2026	Minutes
Air carrier	35.9%	31.7%	1,252
Late-arriving aircraft	49.2%	41.8%	1,716
National Aviation System	14.0%	19.9%	489
Extreme weather	0.0%	6.5%	0
Security	0.9%	0.1%	31

3,488 delay minutes on 71 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 July 2026?

87.8% of 525 scheduled domestic departures left less than 15 minutes late, and 85.7% reached their destination on time. The national figures that month were 68.8% and 69.4%.

How does that compare with a year earlier?

In July 2025, 83.3% of 526 departures left on time and 1.7% were cancelled, against 87.8% and 0.8% in July 2026.

Provenance

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