Route Reliability
Detroit → Las Vegas
DTW–LAS · 1,749 miles · Detroit Metropolitan Wayne County Airport to Harry Reid International Airport
- 78%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 0.5%
- Cancelled
- 2,947
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Spirit Airlines81%623 flights
- 2.Delta Air Lines77%1,930 flights
- 3.Southwest Airlines76%337 flights
Not enough history to rank: Frontier Airlines (57 flights). We rank airlines only after 100 flights on the route.
What the data says
The late departure is the smart one here.
DTW–LAS flights departing between 9 PM–12 AM arrived on time 87% of the time, versus 70% between 3–6 PM.
Monday is the weak spot.
DTW–LAS flights arrived on time 81% of the time on Tuesdays. On Mondays: 73%.
Spirit Airlines has a slight edge here.
Spirit Airlines arrived on time 81% of the time on this route; Southwest Airlines managed 76%.
Ticking up lately.
DTW–LAS flights arrived on time 76% of the time over the last three months in the data, compared with 71% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon73%(437 flights)
- Tue81%(393 flights)
- Wed79%(385 flights)
- Thu81%(426 flights)
- Fri77%(430 flights)
- Sat79%(413 flights)
- Sun75%(445 flights)
- 6–9 AM86%(487 flights)
- 9 AM–12 PM83%(632 flights)
- 12–3 PM75%(478 flights)
- 3–6 PM70%(389 flights)
- 6–9 PM74%(856 flights)
- 9 PM–12 AM87%(87 flights)
Jun 79% → May 76% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 79% | 271 |
| July 2025 | 77% | 247 |
| August 2025 | 85% | 227 |
| September 2025 | 82% | 239 |
| October 2025 | 86% | 307 |
| November 2025 | 82% | 236 |
| December 2025 | 67% | 225 |
| January 2026 | 72% | 253 |
| February 2026 | 75% | 220 |
| March 2026 | 75% | 246 |
| April 2026 | 77% | 246 |
| May 2026 | 76% | 212 |
Keep nerding
Based on 2,947 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.