Juneau International in August 2024

80.7%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 August 2024, reporting carriers scheduled 519 domestic departures from Juneau International (JNU). 80.7% left less than 15 minutes late and 80.3% reached their destination on time; 1.7% were cancelled.

Nationally that month, 75.4% of flights departed on time and 74.7% arrived on time, so JNU departures were 5.3 points above the national departure figure.

A year earlier, in August 2023, the airport had 506 departures with 89.5% leaving on time: a change of −8.8 points, with flights up 3%.

Flights arriving at JNU that month were on time 75.3% of the time (519 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 45%, air carrier 42% and national aviation system 9%.

On time 80.3%
Arrived 15+ minutes late 17.5%
Cancelled 1.7%
Diverted 0.4%

Every scheduled departure from JNU in August 2024, judged by arrival at the destination.

August 2024 against a year earlier, the airport's year and the nation

Measure	Aug 2024	Aug 2023	JNU, 12 months to Jul 2026	All reported flights, Aug 2024
Departed on time	80.7%	89.5%	83.0%	75.4%
Arrived on time	80.3%	86.4%	80.4%	74.7%
Cancelled	1.7%	0.2%	2.1%	2.1%
Average departure delay (late minutes only)	13.7 min	7.2 min	11.7 min	18.4 min
Scheduled departures a day	17	17	13	20,634
Scheduled departures	519	506	4,716	619,025

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	488	94%	79.5%	6.6 min	1.8%
DL Delta Air Lines	31	6%	93.5%	-10.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JNU–SEA	Juneau to Seattle	211	77.3%	9.1 min	0.9%
JNU–ANC	Juneau to Anchorage	124	83.9%	5.8 min	1.6%
JNU–SIT	Juneau to Sitka	62	85.5%	-4.5 min	1.6%
JNU–KTN	Juneau to Ketchikan	31	93.5%	-7.6 min	0.0%
JNU–PSG	Juneau to Petersburg	31	71.0%	12.9 min	0.0%
JNU–YAK	Juneau to Yakutat	31	71.0%	11.0 min	0.0%
JNU–GST	Juneau to Gustavus	29	82.8%	-0.2 min	13.8%

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), August 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Aug 2024	Minutes
Air carrier	41.6%	33.8%	2,710
Late-arriving aircraft	45.4%	39.8%	2,960
National Aviation System	8.5%	20.4%	551
Extreme weather	4.3%	5.9%	281
Security	0.3%	0.1%	18

6,520 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 JNU on time in August 2024?

80.7% of 519 scheduled domestic departures left less than 15 minutes late, and 80.3% reached their destination on time. The national figures that month were 75.4% and 74.7%.

How does that compare with a year earlier?

In August 2023, 89.5% of 506 departures left on time and 0.2% were cancelled, against 80.7% and 1.7% in August 2024.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2024; 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.