According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Las Vegas, NV (LAS) ranks #8 of 382 tracked US airports by total flights (most flights = #1). Las Vegas, NV posts bottom-quartile on-time performance among the 382 tracked U.S. airports, as one of the busiest U.S. airports.
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LAS on-time rate vs. the national average
Behind the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes: 12,850,772.
Late Aircraft42.2% (5,422,331 min)
Carrier36.3% (4,661,795 min)
NAS (National Aviation System)18.8% (2,416,596 min)
Weather2.5% (319,758 min)
Security0.2% (30,292 min)
LAS - seasonal on-time pattern
Best: January (90.9%) · worst: July (84.6%)
LAS - on-time rate by year
2020–2025, year-over-year trend.
LAS - taxi-out and taxi-in (monthly)
Average taxi-out 18 min · taxi-in 7.7 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
LAS's average taxi-out (18 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 16.1 min (January 2025) to 20.3 min (September 2025).
Two PlainFlights-derived comparison paths for Las Vegas, NV, both outside Nevada so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Las Vegas, NV is traffic scale: 1,986,833 BTS flights (2020–2025) place it #8 of 382 by book size. That busy-book footprint sits beside a 78% on-time rate (1 pts below the 79% national flight-weighted average), 436,423 delayed departures, and 20,330 cancellations (1.02% of the book).
Delay minutes concentrate in Late Aircraft (42.2% late-aircraft, 36.3% carrier, 18.8% NAS, 2.5% weather, 0.2% security). As a busy airport, that mix matters more for connection planning than for a thin schedule.
On the multi-year calendar, LAS is strongest in January (90.9% on-time) and weakest in July (84.6%), a 6.3-point swing. Volume peaks in October (~29,960 flights/month). The busiest connecting route is to LAX (Los Angeles) at 78.9% on-time. Field definitions: on-time performance explained.
Las Vegas, NV vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
78%Top 91%higher than 9% of 382 airports
Las Vegas, NV
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
LAS's on-time book sits in the slower half of the BTS set; check the delay mix and the worst month before treating the headline as typical.
Check the busiest route from LAS before you book a connection. See top routes →
Travel in January rather than July if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 18 min here; check the monthly series before a tight connection. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Las Vegas, NV's on-time rate?
Las Vegas, NV (LAS) has a 78% on-time rate across 1,986,833 BTS-tracked flights (2020-2025), 1 pts below the 79% national flight-weighted average; that places it in roughly the bottom-quartile on-time performance.
How does LAS rank among U.S. airports by traffic volume?
Las Vegas, NV ranks #8 of 382 tracked US airports by total BTS flights (most flights = #1), making it one of the busiest U.S. airports.
What's the most common cause of delays at Las Vegas, NV?
Late Aircraft is the leading delay cause at LAS, accounting for 42.2% of delay minutes. The full breakdown: 42.2% late-aircraft, 36.3% carrier, 18.8% NAS/air-traffic-control, 2.5% weather, and 0.2% security.
When is the best time to fly through Las Vegas, NV?
January is historically LAS's strongest month at 90.9% on-time, while July is the weakest at 84.6%, a 6.3-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights