Nonstop flights from Phoenix to Houston

4 airlines fly from Phoenix (PHX) to 2 Houston airports (IAH and HOU), with up to 15 flights a day.

PHXIAH

Routes

2 airport pairs

When they leave

Phoenix time

5:00a7:35pFirst departure 5:00 AM, last 7:35 PM

Nine in the morning, 5:00 AM to 9:41 AM, then seven in the afternoon, 12:18 PM to 4:15 PM, then five in the evening, 5:40 PM to 7:35 PM.

Every flight

Earliest first

5:00 AM→9:30 AMPHX to HOUSouthwest AirlinesBoeing 737-700Daily
6:10 AM→10:52 AMPHX to IAHUnited AirlinesBoeing 737Daily
6:55 AM→11:25 AMPHX to HOUSouthwest AirlinesBoeing 737 MAX 8Mon, Tue, Wed, Thu, Fri
7:00 AM→11:30 AMPHX to HOUSouthwest AirlinesBoeing 737-700Sun
7:55 AM→12:30 PMPHX to HOUSouthwest AirlinesBoeing 737Mon, Thu, Fri, Sat, Sun
8:30 AM→1:06 PMPHX to IAHUnited AirlinesBoeing 737Daily
8:54 AM→1:44 PMPHX to IAHAmerican AirlinesAirbus A319Mon, Tue, Sat, Sun
9:04 AM→1:59 PMPHX to IAHFrontier AirlinesAirbus A321neoDaily
9:41 AM→2:35 PMPHX to IAHAmerican AirlinesEmbraer 175Wed, Thu, Fri
12:18 PM→4:59 PMPHX to IAHAmerican AirlinesAirbus A319Mon, Sat, Sun
12:20 PM→5:03 PMPHX to IAHUnited AirlinesBoeing 737Daily
12:20 PM→4:50 PMPHX to HOUSouthwest AirlinesBoeing 737Sat
1:20 PM→5:50 PMPHX to HOUSouthwest AirlinesBoeing 737-700Sun
2:00 PM→6:35 PMPHX to HOUSouthwest AirlinesBoeing 737Mon, Thu, Fri, Sun
3:30 PM→8:19 PMPHX to IAHAmerican AirlinesEmbraer 175Wed, Thu, Fri
4:12 PM→8:55 PMPHX to IAHUnited AirlinesBoeing 737 MAX 8Mon, Tue, Wed, Thu, Fri, Sun
4:15 PM→8:45 PMPHX to HOUSouthwest AirlinesBoeing 737 MAX 8Tue, Wed
5:40 PM→10:10 PMPHX to HOUSouthwest AirlinesBoeing 737 MAX 8Tue, Wed
5:55 PM→10:25 PMPHX to HOUSouthwest AirlinesBoeing 737Mon, Tue, Wed, Thu, Fri, Sat
6:47 PM→11:30 PMPHX to IAHUnited AirlinesBoeing 737Mon, Thu, Fri
6:52 PM→11:34 PMPHX to IAHAmerican AirlinesBoeing 737Mon, Tue, Sat, Sun
7:35 PM→12:05 AM⁺¹PHX to HOUSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri

Schedules last checked Sep 20, 2026. Times are local.

Flying from Phoenix to Houston

Southwest Airlines flies most often, 4 to 6 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 A319, Embraer 175 and Boeing 737. Frontier Airlines flies daily on the Airbus A321neo.

Flights run every day of the week, from 11 on Saturdays to 15 on Mondays. The first arrival in Houston is at 9:30 AM and the last at 12:05 AM the next day.

PHX to IAH is the busiest airport pair, with 54 flights a week, then PHX to HOU with 37.

Flying back, Houston to Phoenix has 88 nonstop flights a week.

Return flights

Houston to PhoenixView

Find the cheapest day to fly from Phoenix to Houston.

Schedules as of Oct 9, 2026.