Historical on-time performance
Raleigh-durham to Las Vegas
Flights on RDU–LAS arrive on time 87% of the time over the last 12 months.
based on 460 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.
- Delta Air LinesOn-time88%Medianon timep9015 minCancel1.1%Flights276
- Southwest AirlinesOn-time85%Medianon timep9020 minCancel1.1%Flights184
Why flights run late
Delay causes
- Airline41%
- Weather2%
- Air traffic (NAS)21%
- Late aircraft31%
- Security4%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline40%
- Weather60%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 5 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 RDU → 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 — 87% on time.
- Mornings87% on time · p90 20 min · 1,293 flights
- Middays77% on time · p90 30 min · 208 flights
- Afternoons69% on time · p90 40 min · 190 flights · limited
- Evenings68% on time · p90 75 min · 102 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 86% on time.
- Tuesdays86% on time · p90 25 min · 232 flights
- Thursdays85% on time · p90 20 min · 272 flights
- Wednesdays82% on time · p90 25 min · 218 flights
- Mondays81% on time · p90 25 min · 278 flights
- Sundays80% on time · p90 35 min · 283 flights
- Fridays79% on time · p90 35 min · 278 flights
- Saturdays78% on time · p90 30 min · 300 flights
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