Cheapest one-way flights from Denver to Phoenix in January from $29

AirHint found the following cheapest one-way flights from Denver (DEN) to Phoenix (PHX) in January 2026 (see full year).

One-Way flights

21 Jan Frontier Airlines direct
27 Jan Frontier Airlines direct
14 Jan Frontier Airlines direct
19 Jan Frontier Airlines direct
15 Jan Frontier Airlines direct
16 Jan Frontier Airlines direct
10 Jan Frontier Airlines direct
13 Jan Frontier Airlines direct
08 Jan Frontier Airlines
09 Jan Frontier Airlines

Also check the deals for return flights from Denver to Phoenix in January.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Phoenix

Cheap car rent in Phoenix

Feel free to contact us with any feedback or request another flight research.