Historical on-time performance
Fresno to Las Vegas
259 miData through May 2026Source: US DOT · BTS
Flights on FAT–LAS arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 1,757 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesbestOn-time85%Medianon timep9025 minCancel0.3%Flights1,112
- Allegiant AirOn-time78%Medianon timep9045 minCancel0.5%Flights645
Why flights run late
Delay causes
- Airline21%
- Weather6%
- Air traffic (NAS)22%
- Late aircraft50%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather33%
- Air traffic (NAS)67%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 6 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly FAT → LAS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 94% on time.
- Mornings94% on time · p90 5 min · 1,411 flights
- Middays82% on time · p90 30 min · 1,461 flights
- Evenings75% on time · p90 55 min · 802 flights
- Overnights74% on time · p90 55 min · 402 flights
- Afternoons70% on time · p90 60 min · 1,324 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 86% on time.
- Saturdays86% on time · p90 20 min · 535 flights
- Wednesdays86% on time · p90 20 min · 655 flights
- Tuesdays85% on time · p90 30 min · 607 flights
- Mondays80% on time · p90 30 min · 877 flights
- Sundays79% on time · p90 50 min · 907 flights
- Fridays76% on time · p90 55 min · 962 flights
- Thursdays76% on time · p90 45 min · 857 flights
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