Santa Ana (SNA) to Las Vegas (LAS): On-Time Performance
Data through May 2026
On this route, when you fly matters more than who you fly. Book the morning: morning departures from SNA reach LAS on time 91% of the time, versus 78% later in the day. Overall the route posts a 83% on-time rate, ahead of the national 78%. Among carriers, Spirit Airlines has the edge at 87%.
- On-time
- 83%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.9%
- Flights/day
- 12
- last 12 months
- Duration
- 1h 13m
- scheduled
- Distance
- 226 mi
Best airline from SNA to LAS
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlinesmost reliable | 87% | 10 min | 1.8% | 1,747 |
| SkyWest Airlines | 84% | 15 min | 1.0% | 1,157 |
| Southwest Airlines | 82% | 11 min | 0.5% | 4,992 |
| Frontier Airlines | 73% | 28 min | 1.8% | 445 |
Monthly on-time trend
Best time to fly from SNA to LAS
Aim for departures around 6 a.m. (95% on-time); avoid 3 p.m. departures (71%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 82% | 13 min |
| Tuesday | 89% | 8 min |
| Wednesday | 90% | 6 min |
| Thursday | 77% | 18 min |
| Friday | 74% | 18 min |
| Saturdaybest | 91% | 7 min |
| Sunday | 81% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft40%
- Airline operations25%
- National airspace system31%
- Weather5%
Frequently asked questions
- How often are flights from SNA to LAS delayed?
- 18% of SNA–LAS flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- Which airline is most reliable from SNA to LAS?
- Spirit Airlines has the best on-time record on this route at 87%, based on 1,747 flights. 4 airlines flew SNA–LAS frequently enough to compare in this period.
- What is the best time of day to fly from SNA to LAS?
- Departures around 6 a.m. have the best record (95% on-time), while departures around 3 p.m. have the worst (71%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SNA to LAS?
- The scheduled SNA–LAS flight time averages 1h 13m over 226 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are SNA to LAS flights cancelled?
- 0.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What day of the week is most reliable for SNA to LAS?
- Saturday flights have the best record at 91% on-time. Day-of-week differences on this route are meaningful — Friday trails at 74%.
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Based on 8,341 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.