Alaska Airlines in August 2023

79.0%arrived 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 2023, Alaska Airlines (AS) reported 22,974 scheduled domestic flights. 79.0% arrived on time, 0.4% were cancelled and 0.2% diverted.

All reporting carriers together recorded 76.9% on time and 1.5% cancelled that month, so the carrier was 2.1 points above the combined figure.

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 38%, air carrier 33% and national aviation system 24%.

On time 79.0%
Arrived 15+ minutes late 20.4%
Cancelled 0.4%
Diverted 0.2%

Every scheduled domestic flight reported by Alaska Airlines in August 2023.

August 2023 against a year earlier, the carrier's year and all carriers

Measure	Aug 2023	Year earlier	AS, 12 months to Jul 2026	All carriers, Aug 2023
Arrived on time	79.0%	—	78.5%	76.9%
Departed on time	81.5%	—	79.0%	76.7%
Cancelled	0.4%	—	1.2%	1.5%
Average arrival delay	3.6 min	—	2.9 min	8.4 min
Scheduled flights a day	766	—	826	20,100
Scheduled flights	22,974	—	301,435	602,987

88 airports and 324 routes had AS flights that month.

Busiest airports that month

Airport	Departures	On time	Avg arrival delay	Cancelled
SEA Seattle	7,772	75.2%	6.3 min	0.1%
ANC Anchorage	1,463	82.4%	0.6 min	0.8%
PDX Portland	1,318	80.6%	5.5 min	0.3%
SFO San Francisco	1,137	83.1%	-0.6 min	0.2%
LAX Los Angeles	860	81.5%	2.0 min	0.3%
SAN San Diego	811	79.9%	4.8 min	0.5%
JNU Juneau	475	86.1%	-1.1 min	0.2%
HNL Honolulu	372	78.2%	2.8 min	0.3%
JFK New York	372	86.8%	-8.8 min	0.5%
ORD Chicago	351	68.1%	11.3 min	0.3%
SNA Santa Ana	340	89.7%	-5.7 min	0.6%
EWR Newark	337	73.3%	9.9 min	1.8%
LAS Las Vegas	331	82.2%	4.0 min	0.0%
PHX Phoenix	320	86.6%	-1.7 min	0.3%
SJC San Jose	281	82.9%	0.9 min	0.0%

By scheduled departure hour

100

On-time share:under 62%6270768288% and over

Share of AS flights that arrived on time, by scheduled departure hour (local time at each origin), August 2023.

Delay causes

BTS cause category	Share of delay minutes	All carriers, Aug 2023	Minutes
Air carrier	33.2%	36.7%	76,435
Late-arriving aircraft	38.1%	42.2%	87,728
National Aviation System	24.1%	15.7%	55,490
Extreme weather	3.9%	5.1%	8,966
Security	0.7%	0.2%	1,572

230,191 delay minutes on 4,692 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

What share of Alaska Airlines flights were on time in August 2023?

79.0% of 22,974 scheduled domestic flights arrived less than 15 minutes late; all reporting carriers together recorded 76.9% that month.

How does that compare with a year earlier?

August 2022 is outside the 36 months on file, or the carrier did not report that month.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for August 2023; public domain. Domestic scheduled flights, totals and averages only. The site's data runs through July 2026. Full record for Alaska Airlines · methodology · corrections.