Juneau International in September 2024

88.8%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 September 2024, reporting carriers scheduled 438 domestic departures from Juneau International (JNU). 88.8% left less than 15 minutes late and 86.8% reached their destination on time; 1.4% were cancelled.

Nationally that month, 84.4% of flights departed on time and 83.9% arrived on time, so JNU departures were 4.4 points above the national departure figure.

A year earlier, in September 2023, the airport had 430 departures with 89.5% leaving on time: a change of −0.7 points, with flights up 2%.

Flights arriving at JNU that month were on time 83.6% of the time (438 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 42%, late-arriving aircraft 35% and extreme weather 13%.

On time 86.8%
Arrived 15+ minutes late 11.6%
Cancelled 1.4%
Diverted 0.2%

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

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

Measure	Sep 2024	Sep 2023	JNU, 12 months to Jul 2026	All reported flights, Sep 2024
Departed on time	88.8%	89.5%	83.0%	84.4%
Arrived on time	86.8%	88.1%	80.4%	83.9%
Cancelled	1.4%	0.5%	2.1%	0.6%
Average departure delay (late minutes only)	8.5 min	6.7 min	11.7 min	10.6 min
Scheduled departures a day	15	14	13	19,421
Scheduled departures	438	430	4,716	582,622

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	408	93%	86.0%	-1.5 min	1.5%
DL Delta Air Lines	30	7%	96.7%	-16.0 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JNU–SEA	Juneau to Seattle	168	84.5%	-0.5 min	1.8%
JNU–ANC	Juneau to Anchorage	120	90.8%	-5.5 min	1.7%
JNU–SIT	Juneau to Sitka	60	90.0%	-6.3 min	0.0%
JNU–KTN	Juneau to Ketchikan	30	90.0%	-6.2 min	0.0%
JNU–PSG	Juneau to Petersburg	30	90.0%	-2.1 min	3.3%
JNU–YAK	Juneau to Yakutat	30	70.0%	9.1 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), September 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2024	Minutes
Air carrier	41.8%	38.6%	1,481
Late-arriving aircraft	35.0%	38.4%	1,240
National Aviation System	9.4%	18.2%	333
Extreme weather	13.4%	4.8%	475
Security	0.5%	0.1%	18

3,547 delay minutes on 51 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 September 2024?

88.8% of 438 scheduled domestic departures left less than 15 minutes late, and 86.8% reached their destination on time. The national figures that month were 84.4% and 83.9%.

How does that compare with a year earlier?

In September 2023, 89.5% of 430 departures left on time and 0.5% were cancelled, against 88.8% and 1.4% in September 2024.

Provenance

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