Cheap flights from Phoenix to Aspen

View AU$107 flight on Tue, 14 Oct. 2025Opens in a new window

Popular airlines from Phoenix to Aspen

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Cheap Flights from Phoenix (PHX) to Aspen (DEN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat., 26 Jul. - Tue., 29 Jul.
PHX
Phoenix
DEN
Denver
AU$244 Return, found 1 day ago
AU$244
Return
found 1 day ago
Select American Airlines flight, departing Sat., 26 Jul. from Phoenix to Denver, returning Tue., 29 Jul., priced at AU$244 found 1 day ago
American Airlines
Sat., 26 Jul. - Tue., 29 Jul.
PHX
Phoenix
DEN
Denver
AU$275 Return, found 1 day ago
AU$275
Return
found 1 day ago
Select American Airlines flight, departing Sat., 26 Jul. from Phoenix to Denver, returning Tue., 29 Jul., priced at AU$275 found 1 day ago
Delta
Sat., 26 Jul. - Tue., 29 Jul.
PHX
Phoenix
DEN
Denver
AU$305 Return, found 1 day ago
AU$305
Return
found 1 day ago
Select Delta flight, departing Sat., 26 Jul. from Phoenix to Denver, returning Tue., 29 Jul., priced at AU$305 found 1 day ago
American Airlines
Thu., 9 Oct. - Sun., 12 Oct.
PHX
Phoenix
DEN
Denver
AU$307 Return, found 1 hour ago
AU$307
Return
found 1 hour ago
Select American Airlines flight, departing Thu., 9 Oct. from Phoenix to Denver, returning Sun., 12 Oct., priced at AU$307 found 1 hour ago
Alaska Airlines
Fri., 17 Oct. - Sun., 19 Oct.
PHX
Phoenix
DEN
Denver
AU$344 Return, found 2 days ago
AU$344
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri., 17 Oct. from Phoenix to Denver, returning Sun., 19 Oct., priced at AU$344 found 2 days ago
United
Sat., 26 Jul. - Tue., 29 Jul.
PHX
Phoenix
DEN
Denver
AU$352 Return, found 1 day ago
AU$352
Return
found 1 day ago
Select United flight, departing Sat., 26 Jul. from Phoenix to Denver, returning Tue., 29 Jul., priced at AU$352 found 1 day ago

Find the cheapest month to fly from Phoenix (PHX) to Denver (DEN)

August is typically the cheapest month to fly

From AU$73 - AU$182 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.