Palm Springs International in December 2025

78.4%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 December 2025, reporting carriers scheduled 1,477 domestic departures from Palm Springs International (PSP). 78.4% left less than 15 minutes late and 79.1% reached their destination on time; 0.9% were cancelled.

Nationally that month, 72.0% of flights departed on time and 71.9% arrived on time, so PSP departures were 6.4 points above the national departure figure.

A year earlier, in December 2024, the airport had 1,399 departures with 83.9% leaving on time: a change of −5.5 points, with flights up 6%.

Flights arriving at PSP that month were on time 76.2% of the time (1,479 scheduled arrivals).

Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 40%, air carrier 33% and national aviation system 24%.

On time 79.1%
Arrived 15+ minutes late 19.9%
Cancelled 0.9%
Diverted 0.1%

Every scheduled departure from PSP in December 2025, judged by arrival at the destination.

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

Measure	Dec 2025	Dec 2024	PSP, 12 months to Jul 2026	All reported flights, Dec 2025
Departed on time	78.4%	83.9%	79.5%	72.0%
Arrived on time	79.1%	82.1%	78.5%	71.9%
Cancelled	0.9%	0.5%	1.3%	1.5%
Average departure delay (late minutes only)	19.8 min	12.8 min	16.7 min	21.2 min
Scheduled departures a day	49	47	41	19,410
Scheduled departures	1,477	1,399	15,067	582,304

Airlines that month

Reporting carrier	Flights	Share	On time	Avg arrival delay	Cancelled
OO SkyWest Airlines	548	37%	78.8%	8.3 min	0.7%
WN Southwest Airlines	222	15%	79.7%	6.3 min	0.0%
UA United Airlines	207	14%	76.8%	4.4 min	0.5%
AA American Airlines	202	14%	82.7%	15.9 min	1.0%
AS Alaska Airlines	164	11%	78.7%	2.4 min	2.4%
DL Delta Air Lines	109	7%	80.7%	3.6 min	1.8%
G4 Allegiant Air	14	1%	50.0%	31.1 min	0.0%
MQ Envoy Air	11	1%	90.9%	-3.9 min	0.0%

Busiest routes that month

Route	Cities	Flights	On time	Avg arrival delay	Cancelled
PSP–DEN	Palm Springs to Denver	201	77.6%	2.7 min	0.5%
PSP–SFO	Palm Springs to San Francisco	198	66.7%	20.9 min	2.0%
PSP–SEA	Palm Springs to Seattle	155	80.0%	-1.1 min	1.3%
PSP–PHX	Palm Springs to Phoenix	139	81.3%	13.6 min	0.0%
PSP–ORD	Palm Springs to Chicago	113	79.6%	16.0 min	1.8%
PSP–SLC	Palm Springs to Salt Lake City	90	96.7%	-14.0 min	0.0%
PSP–DFW	Palm Springs to Dallas/Fort Worth	89	89.9%	-2.4 min	0.0%
PSP–PDX	Palm Springs to Portland	77	94.8%	-9.7 min	1.3%
PSP–LAS	Palm Springs to Las Vegas	73	82.2%	8.5 min	0.0%
PSP–LAX	Palm Springs to Los Angeles	51	76.5%	9.8 min	0.0%
PSP–SMF	Palm Springs to Sacramento	44	88.6%	-3.1 min	0.0%
PSP–MSP	Palm Springs to Minneapolis	41	65.9%	14.2 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), December 2025.

Delay causes

BTS cause category	Share of delay minutes	National, Dec 2025	Minutes
Air carrier	32.6%	33.3%	8,660
Late-arriving aircraft	39.8%	41.1%	10,566
National Aviation System	24.1%	19.1%	6,395
Extreme weather	3.5%	6.4%	936
Security	0.0%	0.2%	0

26,557 delay minutes on 294 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 PSP on time in December 2025?

78.4% of 1,477 scheduled domestic departures left less than 15 minutes late, and 79.1% reached their destination on time. The national figures that month were 72.0% and 71.9%.

How does that compare with a year earlier?

In December 2024, 83.9% of 1,399 departures left on time and 0.5% were cancelled, against 78.4% and 0.9% in December 2025.

Provenance

Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for December 2025; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for PSP · methodology · corrections.