Tulsa (TUL) to Las Vegas (LAS): On-Time Performance
Data through May 2026
The calendar drives reliability on TUL–LAS. November 2024 flights landed on schedule 97% of the time, but May 2026 dropped to 72% — a gap of 24 points. Across the full period the route averages 84% on-time against a national 78%. Morning departures also hold up better than evening ones (93% vs 72%), which matters most in the rough months.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 10 min
- completed flights
- Cancelled
- 0.4%
- Flights/day
- 2.0
- last 12 months
- Duration
- 2h 56m
- scheduled
- Distance
- 1,076 mi
Best airline from TUL to LAS
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 85% | 9 min | 0.2% | 1,274 |
| Allegiant Air | 81% | 14 min | 1.4% | 213 |
Monthly on-time trend
Best time to fly from TUL to LAS
Aim for departures around 5 a.m. (96% on-time); avoid 7 p.m. departures (66%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 81% | 12 min |
| Tuesday | 87% | 7 min |
| Wednesdaybest | 93% | 5 min |
| Thursday | 82% | 11 min |
| Friday | 80% | 13 min |
| Saturday | 88% | 8 min |
| Sunday | 85% | 9 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations28%
- National airspace system22%
- Weather5%
Frequently asked questions
- How often are flights from TUL to LAS delayed?
- 16% of TUL–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 TUL to LAS?
- Southwest Airlines has the best on-time record on this route at 85%, based on 1,274 flights. 2 airlines flew TUL–LAS frequently enough to compare in this period.
- What is the best time of day to fly from TUL to LAS?
- Departures around 5 a.m. have the best record (96% on-time), while departures around 7 p.m. have the worst (66%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from TUL to LAS?
- The scheduled TUL–LAS flight time averages 2h 56m over 1,076 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are TUL to LAS flights cancelled?
- 0.4% 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 TUL to LAS?
- May 2026 was the roughest month in this dataset, with only 72% of arrivals on time. The best was November 2024 at 97%. If your dates are flexible, that 24-point gap is worth planning around.
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Based on 1,487 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.