Ted Stevens Anchorage International in June 2025

79.7%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 June 2025, reporting carriers scheduled 2,123 domestic departures from Ted Stevens Anchorage International (ANC). 79.7% left less than 15 minutes late and 80.9% reached their destination on time; 0.4% were cancelled.

Nationally that month, 71.4% of flights departed on time and 70.3% arrived on time, so ANC departures were 8.3 points above the national departure figure.

A year earlier, in June 2024, the airport had 2,126 departures with 84.5% leaving on time: a change of −4.8 points, with flights down 0%.

Flights arriving at ANC that month were on time 72.2% of the time (2,125 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 51%, air carrier 37% and national aviation system 9%.

On time 80.9%
Arrived 15+ minutes late 18.6%
Cancelled 0.4%
Diverted 0.1%

Every scheduled departure from ANC in June 2025, judged by arrival at the destination.

June 2025 against a year earlier, the airport's year and the nation

Measure	Jun 2025	Jun 2024	ANC, 12 months to Jul 2026	All reported flights, Jun 2025
Departed on time	79.7%	84.5%	82.7%	71.4%
Arrived on time	80.9%	83.1%	83.5%	70.3%
Cancelled	0.4%	0.9%	1.1%	1.6%
Average departure delay (late minutes only)	14.7 min	9.6 min	11.7 min	22.1 min
Scheduled departures a day	71	71	55	20,386
Scheduled departures	2,123	2,126	20,008	611,575

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
AS Alaska Airlines	1,425	67%	82.6%	0.7 min	0.4%
DL Delta Air Lines	334	16%	83.5%	-0.1 min	0.3%
UA United Airlines	241	11%	80.5%	7.0 min	0.0%
AA American Airlines	86	4%	61.6%	62.9 min	1.2%
HA Hawaiian Airlines	37	2%	40.5%	46.2 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
ANC–SEA	Anchorage to Seattle	698	82.2%	1.6 min	0.4%
ANC–ORD	Anchorage to Chicago	139	79.1%	14.6 min	0.7%
ANC–JNU	Anchorage to Juneau	120	88.3%	-1.0 min	0.0%
ANC–MSP	Anchorage to Minneapolis	103	86.4%	-3.7 min	1.0%
ANC–DEN	Anchorage to Denver	93	90.3%	-7.1 min	1.1%
ANC–ADQ	Anchorage to Kodiak	90	84.4%	-3.1 min	2.2%
ANC–PDX	Anchorage to Portland	90	88.9%	2.5 min	0.0%
ANC–FAI	Anchorage to Fairbanks	66	93.9%	-4.7 min	0.0%
ANC–SFO	Anchorage to San Francisco	64	84.4%	-1.2 min	0.0%
ANC–BET	Anchorage to Bethel	60	83.3%	3.7 min	0.0%
ANC–DFW	Anchorage to Dallas/Fort Worth	56	67.9%	49.6 min	0.0%
ANC–SCC	Anchorage to Deadhorse	43	88.4%	-1.7 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), June 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Jun 2025	Minutes
Air carrier	37.1%	31.6%	10,199
Late-arriving aircraft	51.1%	40.6%	14,042
National Aviation System	8.8%	20.9%	2,412
Extreme weather	2.8%	6.9%	775
Security	0.3%	0.2%	77

27,505 delay minutes on 394 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 June 2025?

79.7% of 2,123 scheduled domestic departures left less than 15 minutes late, and 80.9% reached their destination on time. The national figures that month were 71.4% and 70.3%.

How does that compare with a year earlier?

In June 2024, 84.5% of 2,126 departures left on time and 0.9% were cancelled, against 79.7% and 0.4% in June 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for June 2025; 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.