PHX to HOU flight delays & on-time performance
Nonstop flights from Phoenix Sky Harbor International Airport to William P. Hobby Airport · 1,020 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PHX or HOU right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Phoenix (PHX) to Houston (HOU) arrived on time 72% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.5% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 5am did best (94% on time); around 8pm did worst (38%).
- Tuesday was the most reliable day to fly (76% on time) and Friday the least (69%).
- The largest source of delay minutes was late-arriving aircraft (52%).
Which airline is most on time from PHX to HOU?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 72% | 0.5% | 15 min | 5.6% | 2,119 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am94%278 flights
- 6am94%64 flights
- 7am93%230 flights
- 8am85%87 flights
- 9am76%130 flights
- 10am79%141 flights
- 11am79%89 flights
- 12pm79%118 flights
- 1pm63%113 flights
- 2pm69%144 flights
- 3pm54%114 flights
- 4pm53%79 flights
- 5pm51%102 flights
- 6pm60%202 flights
- 7pm40%111 flights
- 8pm38%101 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%0.6% cancelled
- Tuesday76%0.7% cancelled
- Wednesday75%0.4% cancelled
- Thursday72%0.6% cancelled
- Friday69%0.9% cancelled
- Saturday71%0.0% cancelled
- Sunday69%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft52%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion13%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Air traffic control & airport congestion70%
- Airline (crew, maintenance, cleaning, fueling)30%
- Extreme weather0%
- Security0%
PHX to HOU: common questions
- How often are PHX to HOU flights on time?
- 72% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Phoenix to Houston cancelled?
- 0.5% of scheduled flights were cancelled (10 of 2,119).
- How long are typical delays?
- Across all flights the average arrival delay was 15 min (early arrivals count as zero). Flights that were late arrived 46 min behind schedule on average, and 5.6% of flights were an hour or more late.
- How long is taxi time at PHX?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: HOU to PHX — 77% on time
More flights from Phoenix
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PHX → HOU, nonstop flights by US airlines that report to the DOT. How we calculate this.