Omaha (OMA) to Las Vegas (LAS): On-Time Performance
Data through May 2026
The calendar drives reliability on OMA–LAS. November 2024 flights landed on schedule 91% of the time, but July 2024 dropped to 75% — a gap of 16 points. Across the full period the route averages 85% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 75%), which matters most in the rough months.
- On-time
- 85%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 0.5%
- Flights/day
- 3.1
- last 12 months
- Duration
- 2h 58m
- scheduled
- Distance
- 1,099 mi
Best airline from OMA to LAS
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Allegiant Airmost reliable | 86% | 18 min | 0.0% | 174 |
| Southwest Airlines | 85% | 10 min | 0.5% | 2,041 |
Monthly on-time trend
Best time to fly from OMA to LAS
Aim for departures around 6 a.m. (96% on-time); avoid 7 p.m. departures (71%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 84% | 11 min |
| Tuesday | 87% | 9 min |
| Wednesday | 87% | 7 min |
| Thursday | 81% | 14 min |
| Friday | 82% | 16 min |
| Saturdaybest | 87% | 7 min |
| Sunday | 86% | 8 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft53%
- Airline operations21%
- National airspace system23%
- Weather3%
Frequently asked questions
- How often are flights from OMA to LAS delayed?
- 15% of OMA–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 10 minutes.
- Which airline is most reliable from OMA to LAS?
- Allegiant Air has the best on-time record on this route at 86%, based on 174 flights. 2 airlines flew OMA–LAS frequently enough to compare in this period.
- What is the best time of day to fly from OMA to LAS?
- Departures around 6 a.m. have the best record (96% on-time), while departures around 7 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 OMA to LAS?
- The scheduled OMA–LAS flight time averages 2h 58m over 1,099 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
- How often are OMA to LAS flights cancelled?
- 0.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from OMA to LAS?
- July 2024 was the roughest month in this dataset, with only 75% of arrivals on time. The best was November 2024 at 91%. If your dates are flexible, that 16-point gap is worth planning around.
Explore related pages
More routes from OMA
Other ways to fly to Las Vegas (LAS)
Related guides
Based on 2,217 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.