Best Time to Fly OAK to LAS: On-Time Stats by Hour & Airline
Oakland International → Harry Reid International
Data through July 2026 · Last updated October 18, 2026
3,293 flights were scheduled from Oakland (OAK) to Las Vegas (LAS) in the last 12 months, and 77.4% of those that flew arrived on time, in line with the US average of 77.6%.
Spirit Airlines was the most punctual of the 2 airlines on the route at 89.6%, while Southwest Airlines trailed at 77.0%.
November has been the best month (86% on time) and Thursday the weakest day of the week (73%).
0.6% of flights were cancelled, versus 1.8% nationally.
OAK to LAS on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Spirit Airlines | 89.6% | 95 min | 1.0% | 97 |
| Southwest Airlines | 77.0% | 52 min | 0.6% | 3,196 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly OAK to LAS
On-time arrival % by scheduled departure hour (local time), 7,802 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.1% | 0.3% | 767 |
| 6am–7am | 95.3% | 0.8% | 474 |
| 7am–8am | 94.1% | 0.6% | 493 |
| 8am–9am | 93.1% | 0.4% | 454 |
| 9am–10am | 90.8% | 0.2% | 412 |
| 10am–11am | 87.6% | 1.0% | 617 |
| 11am–12pm | 81.2% | 0.7% | 404 |
| 12pm–1pm | 76.1% | 0.3% | 374 |
| 1pm–2pm | 76.9% | 0.7% | 462 |
| 2pm–3pm | 72.5% | 0.6% | 365 |
| 3pm–4pm | 69.6% | 0.2% | 396 |
| 4pm–5pm | 70.8% | 0.0% | 531 |
| 5pm–6pm | 69.2% | 0.6% | 330 |
| 6pm–7pm | 67.5% | 0.4% | 486 |
| 7pm–8pm | 76.5% | 0.5% | 391 |
| 8pm–9pm | 66.6% | 0.5% | 373 |
| 9pm–10pm | 67.1% | 0.7% | 413 |
| 10pm–11pm | 66.1% | 1.7% | 60 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on OAK to LAS
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 83.8% | +1.4 pts | 0.0% | 154 |
| Christmas & New Year (Dec 20 - Jan 3) | 74.0% | -8.4 pts | 0.0% | 319 |
| Summer peak (Jun 15 - Aug 15) | 75.1% | -7.2 pts | 0.7% | 1,362 |
| All other days | 82.4% | — | 0.5% | 5,967 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).