Cheap flights from Phoenix to Mountain States

View AU$107 flight on Sat, 23 Aug. 2025Opens in a new window

Popular airlines from Phoenix to Mountain States

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from Phoenix (PHX) to Mountain States (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, 13 Sep. - Sat, 20 Sep.
PHX
Phoenix
LAS
Las Vegas
AU$215 Return, found 10 hours ago
AU$215
Return
found 10 hours ago
Select American Airlines flight, departing Sat, 13 Sep. from Phoenix to Las Vegas, returning Sat, 20 Sep., priced at AU$215 found 10 hours ago
American Airlines
Thu, 14 Aug. - Tue, 19 Aug.
PHX
Phoenix
LAS
Las Vegas
AU$216 Return, found 1 day ago
AU$216
Return
found 1 day ago
Select American Airlines flight, departing Thu, 14 Aug. from Phoenix to Las Vegas, returning Tue, 19 Aug., priced at AU$216 found 1 day ago
Alaska Airlines
Tue, 26 Aug. - Sat, 6 Sep.
PHX
Phoenix
LAS
Las Vegas
AU$245 Return, found 2 days ago
AU$245
Return
found 2 days ago
Select Alaska Airlines flight, departing Tue, 26 Aug. from Phoenix to Las Vegas, returning Sat, 6 Sep., priced at AU$245 found 2 days ago
Hawaiian Airlines
Tue, 9 Sep. - Sat, 20 Sep.
PHX
Phoenix
LAS
Las Vegas
AU$245 Return, found 2 days ago
AU$245
Return
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, 9 Sep. from Phoenix to Las Vegas, returning Sat, 20 Sep., priced at AU$245 found 2 days ago
Delta
Thu, 14 Aug. - Tue, 19 Aug.
PHX
Phoenix
LAS
Las Vegas
AU$246 Return, found 1 day ago
AU$246
Return
found 1 day ago
Select Delta flight, departing Thu, 14 Aug. from Phoenix to Las Vegas, returning Tue, 19 Aug., priced at AU$246 found 1 day ago
United
Sat, 13 Sep. - Sat, 20 Sep.
PHX
Phoenix
LAS
Las Vegas
AU$337 Return, found 10 hours ago
AU$337
Return
found 10 hours ago
Select United flight, departing Sat, 13 Sep. from Phoenix to Las Vegas, returning Sat, 20 Sep., priced at AU$337 found 10 hours ago

Find the cheapest month to fly from Phoenix (PHX) to Las Vegas (LAS)

September is typically the cheapest month to fly

From AU$62 - AU$143 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.