Juneau International in December 2023

82.6%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 December 2023, reporting carriers scheduled 334 domestic departures from Juneau International (JNU). 82.6% left less than 15 minutes late and 79.6% reached their destination on time; 3.6% were cancelled.

Nationally that month, 83.1% of flights departed on time and 83.8% arrived on time, so JNU departures were 0.5 points below the national departure figure.

Flights arriving at JNU that month were on time 82.6% of the time (334 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 28% and national aviation system 22%.

On time 79.6%
Arrived 15+ minutes late 16.2%
Cancelled 3.6%
Diverted 0.6%

Every scheduled departure from JNU in December 2023, judged by arrival at the destination.

December 2023 against a year earlier, the airport's year and the nation

Measure	Dec 2023	Year earlier	JNU, 12 months to Jul 2026	All reported flights, Dec 2023
Departed on time	82.6%	—	83.0%	83.1%
Arrived on time	79.6%	—	80.4%	83.8%
Cancelled	3.6%	—	2.1%	0.4%
Average departure delay (late minutes only)	9.0 min	—	11.7 min	11.6 min
Scheduled departures a day	11	—	13	19,013
Scheduled departures	334	—	4,716	570,394

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	334	100%	79.6%	-2.5 min	3.6%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
JNU–SEA	Juneau to Seattle	92	73.9%	2.5 min	4.3%
JNU–ANC	Juneau to Anchorage	91	85.7%	-10.2 min	5.5%
JNU–SIT	Juneau to Sitka	61	82.0%	0.7 min	1.6%
JNU–KTN	Juneau to Ketchikan	30	80.0%	-5.1 min	3.3%
JNU–PSG	Juneau to Petersburg	30	76.7%	1.9 min	0.0%
JNU–YAK	Juneau to Yakutat	30	76.7%	-3.8 min	3.3%

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), December 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2023	Minutes
Air carrier	28.1%	37.1%	691
Late-arriving aircraft	42.2%	38.8%	1,037
National Aviation System	22.0%	17.6%	541
Extreme weather	7.4%	6.2%	182
Security	0.3%	0.3%	8

2,459 delay minutes on 54 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 December 2023?

82.6% of 334 scheduled domestic departures left less than 15 minutes late, and 79.6% reached their destination on time. The national figures that month were 83.1% and 83.8%.

How does that compare with a year earlier?

December 2022 is outside the 36 months on file, or the airport had too few reported flights that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2023; 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.