ON TIMEBOARD

SMF → PSP on time

Sacramento (Sacramento, CA) to Palm Springs (Palm Springs, CA). Every scheduled flight, September 2025 to August 2026.

On time
87%
arrived < 15 min late
Cancelled
0.2%
523 flights
Typical arrival
−6 min
median vs schedule
When late
+59 min
average delay
Flights / day
1
1 airline

87% of flights from Sacramento to Palm Springs arrived on time over the past 12 months. That is better than the typical U.S. route. The 7 a.m. departures ran on time 97% of the time; the 8 a.m. ones 93%. 4% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for SMF → PSP: when a flight was late, it was under 45 minutes late 59% of the time. About 1 in 31 flights landed an hour or more late, and 1 in 105 three hours or more; 0.2% were cancelled outright.

Share of all 523 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines52387%0.2%−6 min3.3%+59 minSouthwest Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at SMF). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: 97% on time (100 flights)977a8 a.m. departures: 93% on time (195 flights)938a9 a.m. departures: too few flights (61 flights)9a10 a.m. departures: too few flights (1 flights)10a11 a.m. departures: too few flights11anoon departures: too few flights12p1 p.m. departures: too few flights (3 flights)1p2 p.m. departures: too few flights (5 flights)2p3 p.m. departures: too few flights (41 flights)3p4 p.m. departures: too few flights (8 flights)4p5 p.m. departures: too few flights5p6 p.m. departures: too few flights (27 flights)6p7 p.m. departures: too few flights (13 flights)7p8 p.m. departures: too few flights (63 flights)8p
SMF → PSP, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On SMF → PSP, each airline's last flight of the day was cancelled 0.0% of the time, against 0.0% for its earlier flights, about the same. It arrived 3+ hours late 1.9% of the time (earlier flights: 0.6%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Southwest Airlines8:15 a.m.0.0%1.9%0.0%first flight 8:15 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

By month

Each calendar month pooled over 2023–2026. Best: November (87%). Worst: May (78%).

40%70%100%Jan: 83% on time (139 flights)83JanFeb: 80% on time (137 flights)80FebMar: 82% on time (179 flights)82MarApr: 82% on time (147 flights)82AprMay: 78% on time (144 flights)78MayJun: too few flights (77 flights)JunJul: too few flights (68 flights)JulAug: too few flights (84 flights)AugSep: too few flights (81 flights)SepOct: 79% on time (105 flights)79OctNov: 87% on time (126 flights)87NovDec: 80% on time (133 flights)80Dec

By day of week

DayFlightsOn timeCancelled
Monday84——
Tuesday68——
Wednesday66——
Thursday81——
Friday85——
Saturday57——
Sunday82——

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 77%Airline (crew, maintenance, ops) 16%Air traffic & airport (NAS) 8%

Cancellations: air traffic/airport 1

Month by month

Not enough months with data to draw a trend.

Questions

How often are flights from SMF to PSP on time?

87% of 523 scheduled flights from Sacramento, CA to Palm Springs, CA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.2% were cancelled.

What is the best time of day to fly SMF to PSP?

Flights scheduled to leave at 7 a.m. were the most reliable (97% on time). The 8 a.m. departures were the least (93%).

What month has the most delays from SMF to PSP?

May (78% on time). The best month is November (87%), over 2023–2026.

Is the last flight of the day from SMF to PSP more likely to be cancelled?

Not much. Each airline's last SMF–PSP flight of the day was cancelled 0.0% of the time over the past year, against 0.0% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.