Flights from Denver to Phoenix

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Cheap one-way flights

If you're planning to travel one-way to Phoenix, find the best flight deals available here.
Frontier Airlines
DEPARTURE
DEN - PHX
Sun. Dec 6, 2026
Price per a person from
$141
American Airlines
DEPARTURE
DEN - PHX
Sun. Dec 6, 2026
Price per a person from
$194
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