ON TIMEBOARD

LAS → PSP on time

Las Vegas Harry Reid (Las Vegas, NV) to Palm Springs (Palm Springs, CA). Every scheduled flight, September 2025 to August 2026.

On time
72%
arrived < 15 min late
Cancelled
0.9%
741 flights
Typical arrival
0 min
median vs schedule
When late
+49 min
average delay
Flights / day
2
1 airline

72% of flights from Las Vegas to Palm Springs arrived on time over the past 12 months. That is worse than the typical U.S. route. 8% 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 LAS → PSP: when a flight was late, it was under 45 minutes late 65% of the time. About 1 in 15 flights landed an hour or more late, and 1 in 371 three hours or more; 0.9% were cancelled outright.

Share of all 741 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines74172%0.9%0 min6.9%+49 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 LAS). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%8 a.m. departures: too few flights (33 flights)8a9 a.m. departures: too few flights (26 flights)9a10 a.m. departures: too few flights (39 flights)10a11 a.m. departures: too few flights (63 flights)11anoon departures: too few flights (70 flights)12p1 p.m. departures: too few flights (24 flights)1p2 p.m. departures: too few flights (46 flights)2p3 p.m. departures: too few flights (73 flights)3p4 p.m. departures: too few flights (23 flights)4p5 p.m. departures: too few flights (74 flights)5p6 p.m. departures: too few flights (10 flights)6p7 p.m. departures: too few flights (46 flights)7p8 p.m. departures: too few flights (65 flights)8p9 p.m. departures: too few flights (49 flights)9p10 p.m. departures: too few flights (99 flights)10p
LAS → 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 LAS → PSP, each airline's last flight of the day was cancelled 1.0% of the time, against 0.5% for its earlier flights (2.0× as often). It arrived 3+ hours late 0.4% of the time (earlier flights: 0.3%). 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 Airlines5:05 p.m.1.0%0.4%0.5%first flight 12:35 p.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.

If you need to be in PSP tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: January (82%). Worst: July (65%).

40%70%100%Jan: 82% on time (196 flights)82JanFeb: 73% on time (188 flights)73FebMar: 74% on time (223 flights)74MarApr: 76% on time (221 flights)76AprMay: 76% on time (231 flights)76MayJun: 68% on time (150 flights)68JunJul: 65% on time (143 flights)65JulAug: 67% on time (107 flights)67AugSep: 69% on time (124 flights)69SepOct: 70% on time (194 flights)70OctNov: 78% on time (224 flights)78NovDec: 81% on time (226 flights)81Dec

By day of week

DayFlightsOn timeCancelled
Monday11774%0.0%
Tuesday91——
Wednesday88——
Thursday11468%0.9%
Friday12063%0.8%
Saturday93——
Sunday11864%2.5%

Why flights were late

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

Late inbound plane 59%Airline (crew, maintenance, ops) 31%Air traffic & airport (NAS) 9%Severe weather 2%

Cancellations: air traffic/airport 6 · airline 1

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Jan 4, 202630%2
Feb 20, 202630%0
Dec 23, 202530%0
May 18, 202630%0
Nov 9, 202530%0

Questions

How often are flights from LAS to PSP on time?

72% of 741 scheduled flights from Las Vegas, NV to Palm Springs, CA arrived within 15 minutes of schedule between September 2025 and August 2026. 0.9% were cancelled.

What month has the most delays from LAS to PSP?

July (65% on time). The best month is January (82%), over 2023–2026.

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

Yes. Each airline's last LAS–PSP flight of the day was cancelled 1.0% of the time over the past year, against 0.5% 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.