Denver (DEN) to Phoenix (PHX) flight deal from $123 USD in economy class

WNSouthwest Airlines

Round Trip•Economy

DEN

Denver International Airport

Denver, United States

PHX

Phoenix Sky Harbor International Airport

Phoenix, United States

$252 USD

-51%$123 USD

Verified Nov 4, 2025 at 11:24 PM

December 2025

Today

Mon

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Sun

1$186 2$146 3$133 4$133 5$133 6$133 7$133 8$133 9$133 10$128 11$128 12$128 13$128 14$128 15$128 16$128 17$128 18$128 19$205 20$205 21$193 22$181 23$150 24$123 25$123 26$235 27$225 28$225 29$205 30$205 31$123 1 2 3 4

Limited Availability

18% of dates checked are available within 10% of the lowest price

Sunday, December 21st, 2025

10 round-trip options

Returning

Fri, Dec 26, 2025•5 Day Trip

$295 USD

Google Flights

Returning

Sat, Dec 27, 2025•6 Day Trip

$305 USD

Google Flights

Returning

Sun, Dec 28, 2025•7 Day Trip

$295 USD

Google Flights

Returning

Mon, Dec 29, 2025•8 Day Trip

$275 USD

Google Flights

Returning

Tue, Dec 30, 2025•9 Day Trip

$275 USD

Google Flights

Returning

Wed, Dec 31, 2025•10 Day Trip

$193 USD

Google Flights

Returning

Thu, Jan 1, 2026•11 Day Trip

$193 USD

Google Flights

Returning

Fri, Jan 2, 2026•12 Day Trip

$295 USD

Google Flights

Returning

Sat, Jan 3, 2026•13 Day Trip

$295 USD

Google Flights

Returning

Sun, Jan 4, 2026•14 Day Trip

$295 USD

Google Flights