Houston to Phoenix
IAHPHX
Fly from Houston to Phoenix starting at USD 119 with Frontier Airlines.
Best fare available on Aug 4, 2026.
Limited seats. Better plans. Book before it's gone.
Houston to Phoenix cheapest flights this week
Houston to Phoenix monthly flight fare trend
Jul
No flights
Aug
from USD 119
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Houston
George Bush Intercontinental Houston Airport (IAH)
Houston, IAH
Zone
Chicago
Elev
97 ft
Destination
Phoenix
Phoenix Sky Harbor International Airport (PHX)
Phoenix, PHX
Zone
Phoenix
Elev
1135 ft
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