McClellan-Palomar in May 2026

76.0%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 May 2026, reporting carriers scheduled 204 domestic departures from McClellan-Palomar (CLD). 76.0% left less than 15 minutes late and 76.5% reached their destination on time; 0.0% were cancelled.

Nationally that month, 77.1% of flights departed on time and 77.6% arrived on time, so CLD departures were 1.1 points below the national departure figure.

A year earlier, in May 2025, the airport had 62 departures with 95.2% leaving on time: a change of −19.2 points, with flights up 229%.

Flights arriving at CLD that month were on time 75.5% of the time (204 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, national aviation system 54%, air carrier 25% and late-arriving aircraft 22%.

On time 76.5%
Arrived 15+ minutes late 23.5%
Cancelled 0.0%
Diverted 0.0%

Every scheduled departure from CLD in May 2026, judged by arrival at the destination.

May 2026 against a year earlier, the airport's year and the nation

Measure	May 2026	May 2025	CLD, 12 months to Jul 2026	All reported flights, May 2026
Departed on time	76.0%	95.2%	80.5%	77.1%
Arrived on time	76.5%	95.2%	75.8%	77.6%
Cancelled	0.0%	0.0%	0.9%	0.9%
Average departure delay (late minutes only)	17.3 min	1.5 min	14.0 min	16.0 min
Scheduled departures a day	7	2	4	20,391
Scheduled departures	204	62	1,364	611,735

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	124	61%	71.8%	8.2 min	0.0%
MQ Envoy Air	80	39%	83.8%	5.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
CLD–PHX	Carlsbad to Phoenix	80	83.8%	5.9 min	0.0%
CLD–DEN	Carlsbad to Denver	62	95.2%	-15.4 min	0.0%
CLD–SFO	Carlsbad to San Francisco	62	48.4%	31.9 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), May 2026.

Delay causes

BTS cause category	Share of delay minutes	National, May 2026	Minutes
Air carrier	24.5%	33.0%	815
Late-arriving aircraft	21.7%	40.4%	720
National Aviation System	53.8%	20.5%	1,785
Extreme weather	0.0%	6.0%	0
Security	0.0%	0.1%	0

3,320 delay minutes on 48 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 CLD on time in May 2026?

76.0% of 204 scheduled domestic departures left less than 15 minutes late, and 76.5% reached their destination on time. The national figures that month were 77.1% and 77.6%.

How does that compare with a year earlier?

In May 2025, 95.2% of 62 departures left on time and 0.0% were cancelled, against 76.0% and 0.0% in May 2026.

Provenance

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