Phoenix to Houston in September 2026

Dated one-way fares from Phoenix to Houston in September 2026. Use the calendar to see which days are cheaper.

Lowest this month $69

Highest this month $161

Sample fare $69

Airports PHX–IAH

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September 2026 price calendar

From $69 · up to $161

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1 $128 2 $138 3 $149 4 $149 5 $149 6 $149 7 $161 8 $115 9 $115 10 $69 11 $69 12 $69 13 $69 14 $69 15 $69 16 $69 17 $69 18 $69 19 $69 20 $69 21 $69 22 $69 23 $69 24 $69 25 $69 26 $69 27 $69 28 $69 29 $69 30 $69

Houston HOU

$69

Sep 30, 8:30am · 7h 55m · 1 stop

PHX → IAH · Frontier Airlines

This page is only September 2026 on the Phoenix to Houston route. Open the full route if you want the next months side by side.

Prices move as seats sell. Confirm the live itinerary before you book Phoenix to Houston in September 2026.