Dallas (DAL) to Las Vegas (LAS): On-Time Performance
Data through May 2026
Dallas (DAL) to Las Vegas (LAS) effectively runs on two schedules. In October 2024, 88% of arrivals were on time; in May 2026 that fell to 65% — a 23-point seasonal swing. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (90% vs 66%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 7.9
- last 12 months
- Duration
- 2h 57m
- scheduled
- Distance
- 1,067 mi
Monthly on-time trend
Best time to fly from DAL to LAS
Aim for departures around 6 a.m. (97% on-time); avoid 10 p.m. departures (60%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 12 min |
| Tuesday | 82% | 13 min |
| Wednesdaybest | 82% | 10 min |
| Thursday | 75% | 15 min |
| Friday | 77% | 13 min |
| Saturday | 79% | 11 min |
| Sunday | 77% | 13 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft50%
- Airline operations28%
- National airspace system17%
- Weather5%
Frequently asked questions
- How often are flights from DAL to LAS delayed?
- 21% of DAL–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 13 minutes.
- What is the best time of day to fly from DAL to LAS?
- Departures around 6 a.m. have the best record (97% on-time), while departures around 10 p.m. have the worst (60%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DAL to LAS?
- The scheduled DAL–LAS flight time averages 2h 57m over 1,067 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are DAL to LAS flights cancelled?
- 1.1% 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 DAL to LAS?
- May 2026 was the roughest month in this dataset, with only 65% of arrivals on time. The best was October 2024 at 88%. If your dates are flexible, that 23-point gap is worth planning around.
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Based on 5,837 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.