Airport reliability
Las Vegas (LAS) on-time performance
How reliably flights leave Las Vegas, NV (LAS) and reach their destinations, by airline, departure hour and month, September 2025 to August 2026.
Las Vegas, NV171,844 departures in 12 months
- Departures on time
- 75.9% U.S. average 75.6%
- Cancelled
- 0.9% U.S. average 1.9%
- 60+ minutes late
- 7.0% U.S. average 8.1%
- Scheduled departures
- 171,844 12 months
What this means
LAS departures beat the U.S. average.
- 75.9% of the 171,844 scheduled departures from Las Vegas (LAS) arrived at their destination on time, about the same as the U.S. average of 75.6%.
- 0.9% of departures were cancelled (U.S. average 1.9%), and 7.0% arrived an hour or more late.
- Flights arriving at LAS were on time 76.8% of the time.
- Among airlines with at least 300 departures, Spirit Airlines was the most punctual from LAS (83.3%) and Hawaiian Airlines the least (70.2%).
- Over the last 3 years, November was the most reliable month for departures from LAS (83.0% on time) and July the least reliable (68.1%).
- Flights scheduled to depart 6 am to 7 am were the most punctual (92.7% on time); flights scheduled to depart 6 pm to 7 pm were the least (63.7%).
Airlines at LAS
Ranked by on-time arrival
| Airline | On time | Cancelled | 60+ min late | Avg delay when late | Departures |
|---|---|---|---|---|---|
| Spirit Airlines | 83.3% | 1.9% | 5.9% | 87 min | 5,509 |
| Delta Air Lines | 83.2% | 1.1% | 5.5% | 78 min | 15,583 |
| Allegiant Air | 82.4% | 0.4% | 5.7% | 75 min | 7,022 |
| American Airlines | 78.8% | 1.7% | 7.8% | 98 min | 14,079 |
| United Airlines | 78.6% | 0.6% | 7.4% | 71 min | 15,169 |
| SkyWest AirlinesSold as United Express, Delta Connection, American Eagle, Alaska | 78.5% | 1.0% | 7.0% | 66 min | 3,247 |
| Alaska Airlines | 77.7% | 1.0% | 6.0% | 60 min | 7,098 |
| JetBlue Airways | 75.2% | 2.4% | 9.0% | 83 min | 4,040 |
| Frontier Airlines | 74.2% | 1.5% | 9.6% | 79 min | 13,095 |
| Southwest Airlines | 72.8% | 0.6% | 6.7% | 50 min | 86,407 |
| Hawaiian Airlines | 70.2% | 0.3% | 8.8% | 101 min | 594 |
| Envoy AirSold as American Eagle | Insufficient sample | 1 | |||
Tap a heading to sort.
On-time rate by departure hour
Share of scheduled flights on time LAS average 75.9%
Show as table
| Period | On time | Flights |
|---|---|---|
| Departing before 6 am | 86.3% | 5,384 |
| Departing 6 am to 7 am | 92.7% | 11,201 |
| Departing 7 am to 8 am | 86.3% | 14,299 |
| Departing 8 am to 9 am | 85.6% | 11,577 |
| Departing 9 am to 10 am | 83.6% | 12,026 |
| Departing 10 am to 11 am | 80.3% | 10,857 |
| Departing 11 am to noon | 78.4% | 10,443 |
| Departing noon to 1 pm | 73.0% | 10,866 |
| Departing 1 pm to 2 pm | 72.4% | 9,706 |
| Departing 2 pm to 3 pm | 67.6% | 10,238 |
| Departing 3 pm to 4 pm | 68.0% | 9,252 |
| Departing 4 pm to 5 pm | 67.0% | 8,649 |
| Departing 5 pm to 6 pm | 69.0% | 8,944 |
| Departing 6 pm to 7 pm | 63.7% | 8,490 |
| Departing 7 pm to 8 pm | 64.8% | 7,472 |
| Departing 8 pm to 9 pm | 64.6% | 4,869 |
| Departing 9 pm to 10 pm | 65.9% | 4,879 |
| Departing 10 pm to 11 pm | 70.5% | 6,020 |
| Departing 11 pm to midnight | 79.1% | 6,672 |
Best and worst months at LAS
Share of scheduled flights on time 12-month average 75.9%
Show as table
| Period | On time | Flights |
|---|---|---|
| January | 80.5% | 43,644 |
| February | 81.3% | 41,134 |
| March | 76.6% | 47,674 |
| April | 79.4% | 46,285 |
| May | 75.6% | 47,650 |
| June | 71.9% | 45,185 |
| July | 68.1% | 46,333 |
| August | 74.3% | 44,841 |
| September | 78.0% | 46,181 |
| October | 78.6% | 50,295 |
| November | 83.0% | 46,410 |
| December | 81.6% | 46,000 |
Month by month, last 12 months
Share of scheduled flights on time U.S. average 75.6%
Show as table
| Period | On time | Flights |
|---|---|---|
| Sep 2025 | 78.2% | 14,399 |
| Oct 2025 | 76.8% | 15,597 |
| Nov 2025 | 78.0% | 14,443 |
| Dec 2025 | 79.3% | 14,547 |
| Jan 2026 | 81.4% | 13,695 |
| Feb 2026 | 82.3% | 12,886 |
| Mar 2026 | 77.1% | 15,169 |
| Apr 2026 | 78.3% | 14,672 |
| May 2026 | 73.4% | 14,585 |
| Jun 2026 | 69.9% | 13,704 |
| Jul 2026 | 68.4% | 14,315 |
| Aug 2026 | 68.5% | 13,832 |
Busiest routes from LAS
| To | On time | Cancelled | Airlines | Flights |
|---|---|---|---|---|
| Los Angeles (LAX) | 77.4% | 0.7% | 8 | 8,203 |
| Denver (DEN) | 75.7% | 0.8% | 3 | 7,140 |
| San Francisco (SFO) | 57.5% | 0.8% | 5 | 6,137 |
| Phoenix (PHX) | 76.4% | 1.0% | 5 | 6,012 |
| Seattle (SEA) | 81.2% | 1.0% | 5 | 5,617 |
| San Diego (SAN) | 61.6% | 1.0% | 5 | 5,379 |
| Chicago (ORD) | 74.0% | 1.2% | 5 | 5,148 |
| Dallas/Fort Worth (DFW) | 77.5% | 2.5% | 3 | 5,142 |
| Atlanta (ATL) | 82.7% | 0.8% | 4 | 4,755 |
| Reno (RNO) | 78.2% | 0.9% | 3 | 4,136 |
| Santa Ana (SNA) | 80.6% | 0.7% | 4 | 4,085 |
| Burbank (BUR) | 77.6% | 1.4% | 3 | 4,075 |
| Sacramento (SMF) | 77.3% | 0.5% | 4 | 4,005 |
| Salt Lake City (SLC) | 81.1% | 0.7% | 4 | 3,724 |
| New York (JFK) | 76.9% | 3.0% | 4 | 3,717 |
| San Jose (SJC) | 77.9% | 0.4% | 5 | 3,691 |
| Houston (IAH) | 83.2% | 0.9% | 3 | 3,411 |
| Oakland (OAK) | 71.3% | 0.4% | 3 | 3,228 |
| Portland (PDX) | 77.6% | 0.6% | 4 | 2,932 |
| Austin (AUS) | 72.3% | 0.5% | 4 | 2,865 |
Sources & data dates
- Source
- U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
- Period
- September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
- Data through
- August 2026
- Processed
- 2026-11-03
- Scope
- Scheduled nonstop domestic departures from Las Vegas, NV (LAS) by airlines that report to the DOT.
- Method
- Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.