Historical on-time performance
Phoenix to Houston
1,020 miData through Dec 2025Source: US DOT · BTS
Flights on PHX–HOU arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 2,135 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9035 minCancel0.9%Flights2,135
Why flights run late
Delay causes
- Airline37%
- Weather1%
- Air traffic (NAS)13%
- Late aircraft50%
- 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 → HOU
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 10 min · 2,194 flights
- Middays80% on time · p90 25 min · 1,144 flights
- Afternoons70% on time · p90 45 min · 929 flights
- Evenings66% on time · p90 55 min · 1,315 flights
- Overnights63% on time · p90 55 min · 513 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 82% on time.
- Saturdays82% on time · p90 25 min · 724 flights
- Tuesdays81% on time · p90 25 min · 863 flights
- Wednesdays80% on time · p90 25 min · 860 flights
- Thursdays78% on time · p90 35 min · 904 flights
- Sundays77% on time · p90 30 min · 915 flights
- Mondays77% on time · p90 40 min · 917 flights
- Fridays74% on time · p90 35 min · 912 flights
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