Houston Time vs Phoenix Time
What is the time difference between Houston, Texas and Phoenix, United States? 2 hours behind Houston. Live clocks, conversion tips, and business scheduling guide.
Houston, Texas (CDT)
Monday, September 21, 2026
Phoenix (MST)
Monday, September 21, 2026
Houston to Phoenix — Hour-by-Hour Conversion
| Houston (CDT) | Phoenix (MST) |
|---|---|
| 06:00 AM | 04:00 AM |
| 07:00 AM | 05:00 AM |
| 08:00 AM | 06:00 AM |
| 09:00 AM | 07:00 AM |
| 10:00 AM | 08:00 AM |
| 11:00 AM | 09:00 AM |
| 12:00 PM | 10:00 AM |
| 01:00 PM | 11:00 AM |
| 02:00 PM | 12:00 PM |
| 03:00 PM | 01:00 PM |
| 04:00 PM | 02:00 PM |
| 05:00 PM | 03:00 PM |
| 06:00 PM | 04:00 PM |
| 07:00 PM | 05:00 PM |
| 08:00 PM | 06:00 PM |
| 09:00 PM | 07:00 PM |
Highlighted rows = typical Houston business hours
Business Scheduling: Houston ↔ Phoenix
The variable 1–2 hour difference requires awareness of the season. During summer (CDT), Houston is 2 hours ahead, narrowing the afternoon overlap. Many businesses set calendar reminders for the DST transitions.
Travel Tips: Houston to Phoenix
Direct flights from Houston to Phoenix take about 2.5–3 hours. Remember that Arizona never changes its clocks, so double-check the current difference before your trip.
Fun Facts
- Arizona is one of only two US states that don't observe daylight saving time (Hawaii is the other)
- The time difference between Houston and Phoenix changes seasonally: 1 hour in winter, 2 hours in summer
- Phoenix is the 5th largest city in the US by population
About Houston and Phoenix Time Zones
Phoenix operates on Mountain Standard Time (MST) year-round — Arizona does not observe daylight saving time. This means Phoenix is 1 hour behind Houston during CST (winter) but 2 hours behind during CDT (summer).