Historical on-time performance
Philadelphia to Las Vegas
Flights on PHL–LAS arrive on time 74% of the time over the last 12 months.
based on 1,301 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.
- Spirit AirlinesOn-time83%Medianon timep9030 minCancel0.0%Flights30
- American AirlinesOn-time74%Medianon timep9055 minCancel1.9%Flights1,271
Why flights run late
Delay causes
- Airline41%
- Weather9%
- Air traffic (NAS)21%
- Late aircraft29%
- Security1%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather96%
- Air traffic (NAS)4%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 24 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 PHL → LAS
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 63% to 84% on time.
- Mornings84% on time · p90 25 min · 1,708 flights
- Middays84% on time · p90 30 min · 258 flights
- Overnights71% on time · p90 65 min · 477 flights
- Afternoons68% on time · p90 85 min · 1,005 flights
- Evenings63% on time · p90 75 min · 1,425 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 77% on time.
- Wednesdays77% on time · p90 45 min · 660 flights
- Saturdays76% on time · p90 45 min · 622 flights
- Tuesdays74% on time · p90 50 min · 668 flights
- Mondays74% on time · p90 65 min · 732 flights
- Thursdays73% on time · p90 60 min · 723 flights
- Fridays73% on time · p90 60 min · 739 flights
- Sundays68% on time · p90 70 min · 729 flights
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