Historical on-time performance
West Palm Beach to Houston
956 miData through May 2026Source: US DOT · BTS
Flights on PBI–IAH arrive on time 84% of the time over the last 12 months.
On-time rate84%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 424 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time84%Medianon timep9030 minCancel1.2%Flights424
Why flights run late
Delay causes
- Airline32%
- Weather2%
- Air traffic (NAS)23%
- Late aircraft43%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather80%
- Air traffic (NAS)20%
- 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 PBI → IAH
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 — 90% on time.
- Mornings90% on time · p90 5 min · 368 flights
- Evenings71% on time · p90 80 min · 251 flights
- Afternoons69% on time · p90 90 min · 412 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 85% on time.
- Tuesdays85% on time · p90 25 min · 137 flights · limited
- Wednesdays83% on time · p90 30 min · 149 flights · limited
- Saturdays81% on time · p90 55 min · 138 flights · limited
- Mondays78% on time · p90 55 min · 153 flights · limited
- Thursdays76% on time · p90 85 min · 154 flights · limited
- Fridays72% on time · p90 70 min · 156 flights · limited
- Sundays68% on time · p90 70 min · 155 flights · limited
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