Ted Stevens Anchorage International in October 2023

87.7%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 October 2023, reporting carriers scheduled 1,280 domestic departures from Ted Stevens Anchorage International (ANC). 87.7% left less than 15 minutes late and 86.6% reached their destination on time; 0.6% were cancelled.

Nationally that month, 83.8% of flights departed on time and 84.0% arrived on time, so ANC departures were 3.9 points above the national departure figure.

Flights arriving at ANC that month were on time 85.7% of the time (1,279 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, air carrier 54%, late-arriving aircraft 26% and national aviation system 19%.

On time 86.6%
Arrived 15+ minutes late 12.6%
Cancelled 0.6%
Diverted 0.2%

Every scheduled departure from ANC in October 2023, judged by arrival at the destination.

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

Measure	Oct 2023	Year earlier	ANC, 12 months to Jul 2026	All reported flights, Oct 2023
Departed on time	87.7%	—	82.7%	83.8%
Arrived on time	86.6%	—	83.5%	84.0%
Cancelled	0.6%	—	1.1%	0.4%
Average departure delay (late minutes only)	7.0 min	—	11.7 min	11.0 min
Scheduled departures a day	43	—	55	19,966
Scheduled departures	1,280	—	20,008	598,968

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	1,012	79%	85.6%	-2.4 min	0.8%
DL Delta Air Lines	178	14%	89.9%	-9.9 min	0.0%
UA United Airlines	59	5%	91.5%	-10.8 min	0.0%
AA American Airlines	31	2%	90.3%	-10.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ANC–SEA	Anchorage to Seattle	600	88.2%	-5.3 min	0.0%
ANC–JNU	Anchorage to Juneau	93	83.9%	-1.8 min	1.1%
ANC–ADQ	Anchorage to Kodiak	62	75.8%	1.4 min	6.5%
ANC–BET	Anchorage to Bethel	62	90.3%	-3.1 min	3.2%
ANC–FAI	Anchorage to Fairbanks	59	96.6%	-4.3 min	0.0%
ANC–ORD	Anchorage to Chicago	45	86.7%	-13.7 min	0.0%
ANC–MSP	Anchorage to Minneapolis	39	79.5%	-5.8 min	0.0%
ANC–SCC	Anchorage to Deadhorse	35	91.4%	-4.6 min	0.0%
ANC–PDX	Anchorage to Portland	33	90.9%	-4.5 min	0.0%
ANC–BRW	Anchorage to Barrow	31	74.2%	13.2 min	0.0%
ANC–CDV	Anchorage to Cordova	31	80.6%	-3.0 min	0.0%
ANC–DEN	Anchorage to Denver	31	96.8%	-9.5 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), October 2023.

Delay causes

BTS cause category	Share of delay minutes	National, Oct 2023	Minutes
Air carrier	53.6%	41.3%	3,700
Late-arriving aircraft	25.6%	40.5%	1,771
National Aviation System	18.5%	14.4%	1,278
Extreme weather	2.3%	3.7%	160
Security	0.0%	0.2%	0

6,909 delay minutes on 161 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 ANC on time in October 2023?

87.7% of 1,280 scheduled domestic departures left less than 15 minutes late, and 86.6% reached their destination on time. The national figures that month were 83.8% and 84.0%.

How does that compare with a year earlier?

October 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 October 2023; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for ANC · methodology · corrections.