Historical on-time performance
Phoenix to Raleigh-durham
1,891 miData through Dec 2025Source: US DOT · BTS
Flights on PHX–RDU arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 537 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.
- Southwest AirlinesOn-time75%Medianon timep9035 minCancel0.0%Flights187
- American AirlinesOn-time75%Medianon timep9040 minCancel0.3%Flights350
Why flights run late
Delay causes
- Airline35%
- Weather0%
- Air traffic (NAS)13%
- Late aircraft52%
- 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 PHX → 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 83% on time.
- Mornings83% on time · p90 20 min · 169 flights · limited
- Evenings81% on time · p90 35 min · 118 flights · limited
- Middays77% on time · p90 25 min · 338 flights
- Afternoons73% on time · p90 45 min · 997 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 79% on time.
- Mondays79% on time · p90 50 min · 223 flights
- Thursdays78% on time · p90 40 min · 218 flights
- Saturdays78% on time · p90 30 min · 297 flights
- Tuesdays77% on time · p90 35 min · 207 flights
- Wednesdays77% on time · p90 30 min · 202 flights
- Fridays72% on time · p90 50 min · 220 flights
- Sundays71% on time · p90 40 min · 268 flights
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