John Wayne Airport-Orange County in September 2024

85.5%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 3,516 domestic departures from John Wayne Airport-Orange County (SNA). 85.5% left less than 15 minutes late and 85.6% reached their destination on time; 0.5% were cancelled.

Nationally that month, 84.4% of flights departed on time and 83.9% arrived on time, so SNA departures were 1.1 points above the national departure figure.

A year earlier, in September 2023, the airport had 3,765 departures with 82.7% leaving on time: a change of +2.8 points, with flights down 7%.

Flights arriving at SNA that month were on time 85.8% of the time (3,517 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 49%, air carrier 31% and national aviation system 17%.

On time 85.6%
Arrived 15+ minutes late 13.7%
Cancelled 0.5%
Diverted 0.2%

Every scheduled departure from SNA 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	SNA, 12 months to Jul 2026	All reported flights, Sep 2024
Departed on time	85.5%	82.7%	78.9%	84.4%
Arrived on time	85.6%	84.9%	80.3%	83.9%
Cancelled	0.5%	0.8%	1.1%	0.6%
Average departure delay (late minutes only)	10.9 min	13.3 min	15.2 min	10.6 min
Scheduled departures a day	117	126	124	19,421
Scheduled departures	3,516	3,765	45,231	582,622

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
WN Southwest Airlines	1,167	33%	87.3%	-1.5 min	0.4%
AA American Airlines	520	15%	86.3%	0.0 min	0.2%
UA United Airlines	475	14%	90.7%	-8.0 min	0.2%
DL Delta Air Lines	406	12%	85.5%	2.0 min	0.0%
OO SkyWest Airlines	359	10%	74.1%	9.6 min	0.3%
AS Alaska Airlines	348	10%	86.8%	-1.1 min	1.7%
F9 Frontier Airlines	92	3%	76.1%	41.7 min	1.1%
NK Spirit Airlines	91	3%	85.7%	3.5 min	2.2%
G4 Allegiant Air	58	2%	79.3%	8.8 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
SNA–SFO	Santa Ana to San Francisco	402	76.1%	10.8 min	0.2%
SNA–PHX	Santa Ana to Phoenix	343	90.1%	-1.5 min	0.0%
SNA–SEA	Santa Ana to Seattle	343	83.7%	0.8 min	0.9%
SNA–DEN	Santa Ana to Denver	288	89.6%	-6.3 min	0.0%
SNA–LAS	Santa Ana to Las Vegas	286	80.8%	11.9 min	1.7%
SNA–OAK	Santa Ana to Oakland	222	90.1%	-3.2 min	0.9%
SNA–DFW	Santa Ana to Dallas/Fort Worth	217	89.4%	-6.0 min	0.5%
SNA–SJC	Santa Ana to San Jose	215	89.8%	-2.6 min	0.5%
SNA–SMF	Santa Ana to Sacramento	180	86.7%	-1.1 min	0.0%
SNA–ORD	Santa Ana to Chicago	161	85.1%	-4.9 min	0.0%
SNA–SLC	Santa Ana to Salt Lake City	143	86.0%	1.7 min	0.0%
SNA–PDX	Santa Ana to Portland	120	91.7%	-4.8 min	2.5%

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), September 2024.

Delay causes

BTS cause category	Share of delay minutes	National, Sep 2024	Minutes
Air carrier	31.2%	38.6%	10,308
Late-arriving aircraft	48.9%	38.4%	16,153
National Aviation System	17.3%	18.2%	5,707
Extreme weather	2.4%	4.8%	799
Security	0.2%	0.1%	65

33,032 delay minutes on 483 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 SNA on time in September 2024?

85.5% of 3,516 scheduled domestic departures left less than 15 minutes late, and 85.6% 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, 82.7% of 3,765 departures left on time and 0.8% were cancelled, against 85.5% and 0.5% 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 SNA · methodology · corrections.