Route on-time record
LAS to PSP: most on-time flights and the best time to fly
Las Vegas (Harry Reid International Airport) to Palm Springs (Palm Springs International Airport). 737 nonstop flights in Jun 2025 to May 2026, 72% arrived within 15 minutes and 0.9% were cancelled. The most reliable flight number was Southwest 1567 at 11:40 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
LAS → PSP
Las Vegas to Palm Springs: 737 nonstop flights a year
On time (12 months)
72%
Cancelled
0.9%
avg delay 15 min
Best time to leave
6 to 9 PM
83% on time vs 55% after 9 PM
Most reliable airline
Southwest
71% chance on time
Lowest nonstop fare seen in the next two months: $134 (Southwest 1502 on 2026-11-18). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · Southwest 1567
11:40 AM → 12:45 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
81%
chance on time
- On time (history)
- 100%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 100% of the time (13 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (13 flights), so its score leans on the airline's record at this hour.
Limited track record · 13 flights
Find Southwest 1567 fares Opens this date on Aviasales#2 · Southwest 1101
12:45 PM → 1:55 PM1h 10m nonstop
Local times, typical schedule. Last flown 2026-05-27.
78%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 13 min
- Arrived on time 88% of the time (16 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- 64% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (16 flights), so its score leans on the airline's record at this hour.
Limited track record · 16 flights
Find Southwest 1101 fares Opens this date on Aviasales#3 · Southwest 4205
11:55 AM → 1:00 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-05-30.
77%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 4205 fares Opens this date on Aviasales#4 · Southwest 346
5:40 PM → 6:45 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-04-06.
77%
chance on time
- On time (history)
- 87%
- Cancelled
- 0.0%
- Avg arrival delay
- 5 min
- Arrived on time 87% of the time (15 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- Short track record (15 flights), so its score leans on the airline's record at this hour.
Limited track record · 15 flights
Find Southwest 346 fares Opens this date on Aviasales#5 · Southwest 4403
8:45 AM → 9:45 AM1h 00m nonstop
Local times, typical schedule. Last flown 2026-05-31.
77%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 3 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 4403 fares Opens this date on Aviasales#6 · Southwest 120
12:55 PM → 2:00 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-04-01.
76%
chance on time
- On time (history)
- 88%
- Cancelled
- 0.0%
- Avg arrival delay
- 19 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- 87% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 120 fares Opens this date on Aviasales#7 · Southwest 2715
11:10 AM → 12:15 PM1h 05m nonstop
Local times, typical schedule. Last flown 2026-05-29.
75%
chance on time
- On time (history)
- 74%
- Cancelled
- 0.0%
- Avg arrival delay
- 9 min
- Arrived on time 74% of the time (23 flights, Jun 2025 to May 2026).
- Departs inside LAS's trouble window: 51% of its 104 ground stops and delay programs started between 10 AM and 4 PM.
- Short track record (23 flights), so its score leans on the airline's record at this hour.
Limited track record · 23 flights
Find Southwest 2715 fares Opens this date on Aviasales#8 · Southwest 2717
8:50 PM → 9:50 PM1h 00m nonstop
Local times, typical schedule. Last flown 2026-05-31.
74%
chance on time
- On time (history)
- 77%
- Cancelled
- 0.0%
- Avg arrival delay
- 18 min
- Arrived on time 77% of the time (31 flights, Jun 2025 to May 2026).
- Never cancelled in 31 scheduled flights.
- Leaves in this route's most on-time window (6 to 9 PM: 83% on time; After 9 PM: 55%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
Limited track record · 31 flights
Find Southwest 2717 fares Opens this date on Aviasales#9 · Southwest 2726
10:00 PM → 11:00 PM1h 00m nonstop
Local times, typical schedule. Last flown 2026-05-29.
66%
chance on time
- On time (history)
- 74%
- Cancelled
- 0.0%
- Avg arrival delay
- 16 min
- Arrived on time 74% of the time (23 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (After 9 PM: 55% on time; 6 to 9 PM: 83%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- 70% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 23 flights
Find Southwest 2726 fares Opens this date on Aviasales#10 · Southwest 3574
9:30 PM → 10:30 PM1h 00m nonstop
Local times, typical schedule. Last flown 2026-04-04.
61%
chance on time
- On time (history)
- 55%
- Cancelled
- 8.3%
- Avg arrival delay
- 25 min
- Arrived on time 55% of the time (11 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (After 9 PM: 55% on time; 6 to 9 PM: 83%).
- Departs outside LAS's trouble window (10 AM to 4 PM, when 51% of its 104 ground stops and delay programs started).
- 68% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 11 flights
Find Southwest 3574 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- Southwest Airlines71%
737 flights · 72% on time as flown · 0.9% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM82%
71 flights · avg delay 7 min
- 9 AM to noon80%
118 flights · avg delay 11 min
- Noon to 3 PM74%
105 flights · avg delay 16 min
- 3 to 6 PM72%
105 flights · avg delay 15 min
- 6 to 9 PM83%
132 flights · avg delay 8 min
- After 9 PM55%
206 flights · avg delay 25 min
Best day: Wednesday (85%). Worst: Friday (67%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft63%
- Airline (crew, maintenance, boarding)29%
- Air traffic control and airport volume8%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
LAS to PSP questions
- What time of day is best to fly LAS to PSP?
- 6 to 9 PM: 83% of flights arrived on time, against 55% for departures after 9 PM.
- Which airline is most on time from LAS to PSP?
- Southwest, with a season-adjusted 71% chance of operating and arriving on time over 737 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on LAS to PSP?
- July (64% on time); the best was January (83%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from LAS
- PSP to LAS (return)
- LAS to LAX 79%
- LAS to DEN 77%
- LAS to SAN 68%
- LAS to PHX 78%
- LAS to SFO 66%
- LAS to SEA 82%
- LAS to ORD 77%
- LAS to DFW 81%
- LAS to ATL 84%
- LAS to SNA 82%
- LAS to SMF 79%
- LAS to BUR 80%
Live status: FAA delays and ground stops