Denver to Phoenix
DENPHX
Fly from Denver to Phoenix starting at USD 105 with Frontier Airlines.
Best fare available on Aug 16, 2026.
Limited seats. Better plans. Book before it's gone.
Denver to Phoenix cheapest flights this week
Denver to Phoenix monthly flight fare trend
May
from USD 36
Jun
No flights
Jul
No flights
Aug
from USD 105
Sep
No flights
Oct
No flights
Airport Details
Origin
Denver
Denver International Airport (DEN)
Denver, DEN
Zone
Denver
Elev
5431 ft
Destination
Phoenix
Phoenix Sky Harbor International Airport (PHX)
Phoenix, PHX
Zone
Phoenix
Elev
1135 ft
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