Historical on-time performance
Las Vegas to Raleigh-durham
2,027 miData through Dec 2025Source: US DOT · BTS
Flights on LAS–RDU arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.5%of scheduled flights
based on 398 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time90%Medianon timep9010 minCancel0.0%Flights245
- Southwest AirlinesOn-time56%Median10 minp9065 minCancel1.3%Flights153
Why flights run late
Delay causes
- Airline39%
- Weather1%
- Air traffic (NAS)20%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LAS → RDU
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Overnights are the most reliable time of day to fly this route — 83% on time.
- Overnights83% on time · p90 25 min · 1,298 flights
- Middays67% on time · p90 55 min · 185 flights · limited
- Afternoons65% on time · p90 60 min · 210 flights
- Evenings54% on time · p90 60 min · 63 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 85% on time.
- Wednesdays85% on time · p90 25 min · 240 flights
- Tuesdays85% on time · p90 25 min · 204 flights
- Saturdays81% on time · p90 30 min · 259 flights
- Mondays77% on time · p90 40 min · 253 flights
- Thursdays75% on time · p90 45 min · 268 flights
- Sundays74% on time · p90 40 min · 306 flights
- Fridays73% on time · p90 50 min · 273 flights
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