Historical on-time performance
Houston to Raleigh-durham
1,050 miData through May 2026Source: US DOT · BTS
Flights on HOU–RDU arrive on time 64% of the time over the last 12 months.
On-time rate64%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 228 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time64%Median5 minp9055 minCancel0.0%Flights228
Why flights run late
Delay causes
- Airline36%
- Weather5%
- Air traffic (NAS)20%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather50%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 2 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 HOU → RDU
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 82% on time.
- Middays82% on time · p90 20 min · 279 flights
- Afternoons65% on time · p90 50 min · 619 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 67% to 77% on time.
- Saturdays77% on time · p90 30 min · 131 flights · limited
- Mondays75% on time · p90 40 min · 133 flights · limited
- Tuesdays71% on time · p90 35 min · 120 flights · limited
- Fridays70% on time · p90 40 min · 135 flights · limited
- Wednesdays69% on time · p90 55 min · 120 flights · limited
- Sundays67% on time · p90 50 min · 169 flights · limited
- Thursdays67% on time · p90 50 min · 135 flights · limited
Keep exploring