Nonstop flights from Houston to Phoenix

4 airlines fly from 2 Houston airports (IAH and HOU) to Phoenix (PHX), with up to 14 flights a day.

IAHPHX

Routes

2 airport pairs

When they leave

Houston time

6:30a9:40pFirst departure 6:30 AM, last 9:40 PM

Eight in the morning, 6:30 AM to 11:51 AM, then six in the afternoon, 12:35 PM to 4:50 PM, then seven in the evening, 5:39 PM to 9:40 PM.

Every flight

Earliest first

6:30 AM→7:10 AMHOU to PHXSouthwest AirlinesBoeing 737Mon, Thu, Fri
7:25 AM→8:05 AMHOU to PHXSouthwest AirlinesBoeing 737Tue, Wed, Sun
8:05 AM→8:50 AMHOU to PHXSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
8:25 AM→9:05 AMHOU to PHXSouthwest AirlinesBoeing 737 MAX 8Sat
8:31 AM→9:23 AMIAH to PHXAmerican AirlinesAirbus A320Daily
8:40 AM→9:25 AMHOU to PHXSouthwest AirlinesBoeing 737 MAX 8Sun
9:40 AM→10:30 AMHOU to PHXSouthwest AirlinesBoeing 737 MAX 8Tue, Wed
9:40 AM→10:34 AMIAH to PHXUnited AirlinesBoeing 737Daily
11:51 AM→12:34 PMIAH to PHXFrontier AirlinesAirbus A321neoDaily
12:35 PM→1:15 PMHOU to PHXSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
1:05 PM→1:45 PMHOU to PHXSouthwest AirlinesBoeing 737 MAX 8Tue, Wed, Sat
1:40 PM→2:20 PMHOU to PHXSouthwest AirlinesBoeing 737-700Sun
2:20 PM→3:07 PMIAH to PHXUnited AirlinesBoeing 737 MAX 8Daily
2:25 PM→3:18 PMIAH to PHXAmerican AirlinesAirbus A320Daily
4:50 PM→5:40 PMIAH to PHXUnited AirlinesBoeing 737Mon, Tue, Wed, Thu, Fri
5:39 PM→6:28 PMIAH to PHXAmerican AirlinesAirbus A319Mon, Thu, Fri, Sat, Sun
6:10 PM→6:50 PMHOU to PHXSouthwest AirlinesBoeing 737Tue, Wed, Sun
6:20 PM→7:00 PMHOU to PHXSouthwest AirlinesBoeing 737Mon, Thu, Fri
7:53 PM→8:42 PMIAH to PHXUnited AirlinesBoeing 737Daily
8:35 PM→9:15 PMHOU to PHXSouthwest AirlinesBoeing 737Tue, Wed, Sat, Sun
8:50 PM→9:30 PMHOU to PHXSouthwest AirlinesBoeing 737 MAX 8Mon, Thu
9:40 PM→10:25 PMIAH to PHXUnited AirlinesBoeing 737Mon, Thu, Fri, Sun

Schedules last checked Sep 21, 2026. Times are local.

Flying from Houston to Phoenix

Southwest Airlines flies most often, 3 to 5 times a day on the Boeing 737, Boeing 737 MAX 8 and Boeing 737-700. United Airlines flies 3 to 5 times a day on the Boeing 737 and Boeing 737 MAX 8. American Airlines flies 2 to 3 times a day on the Airbus A320 and Airbus A319. Frontier Airlines flies daily on the Airbus A321neo.

Flights run every day of the week, from 10 on Saturdays to 14 on Mondays and Thursdays. The first arrival in Phoenix is at 7:10 AM and the last at 10:25 PM.

IAH to PHX is the busiest airport pair, with 56 flights a week, then HOU to PHX with 32.

Flying back, Phoenix to Houston has 91 nonstop flights a week.

Return flights

Phoenix to HoustonView

Find the cheapest day to fly from Houston to Phoenix.

Schedules as of Oct 9, 2026.