Historical on-time performance
Las Vegas to Miami
Flights on LAS–MIA arrive on time 81% of the time over the last 12 months.
based on 1,338 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- American AirlinesOn-time81%Medianon timep9035 minCancel1.0%Flights1,308
- Spirit AirlinesOn-time70%Medianon timep9045 minCancel0.0%Flights30
Why flights run late
Delay causes
- Airline55%
- Weather3%
- Air traffic (NAS)10%
- Late aircraft32%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline8%
- Weather85%
- Air traffic (NAS)8%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 13 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 LAS → MIA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 69% to 82% on time.
- Mornings82% on time · p90 25 min · 1,147 flights
- Overnights82% on time · p90 30 min · 1,785 flights
- Afternoons76% on time · p90 70 min · 153 flights · limited
- Early mornings75% on time · p90 45 min · 454 flights
- Middays69% on time · p90 55 min · 1,259 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 82% on time.
- Tuesdays82% on time · p90 25 min · 663 flights
- Wednesdays81% on time · p90 30 min · 674 flights
- Saturdays81% on time · p90 40 min · 677 flights
- Fridays77% on time · p90 40 min · 694 flights
- Mondays77% on time · p90 40 min · 680 flights
- Thursdays74% on time · p90 55 min · 711 flights
- Sundays73% on time · p90 55 min · 700 flights
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