Historical on-time performance
Los Angeles to Raleigh-durham
2,239 miData through Dec 2025Source: US DOT · BTS
Flights on LAX–RDU arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 609 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Delta Air LinesOn-time80%Medianon timep9025 minCancel0.3%Flights361
- American AirlinesOn-time79%Medianon timep9040 minCancel0.4%Flights248
Why flights run late
Delay causes
- Airline43%
- Weather0%
- Air traffic (NAS)17%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Airline.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly LAX → RDU
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 84% on time.
- Middays84% on time · p90 25 min · 1,085 flights
- Afternoons83% on time · p90 40 min · 58 flights · limited
- Mornings80% on time · p90 40 min · 782 flights
- Overnights73% on time · p90 40 min · 237 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 85% on time.
- Tuesdays85% on time · p90 25 min · 297 flights
- Mondays84% on time · p90 25 min · 338 flights
- Thursdays83% on time · p90 40 min · 335 flights
- Wednesdays82% on time · p90 25 min · 297 flights
- Saturdays80% on time · p90 30 min · 222 flights
- Sundays79% on time · p90 40 min · 336 flights
- Fridays77% on time · p90 35 min · 337 flights
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