Cheap Frontier Airlines flights from Denver to Phoenix (DEN→PHX)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save up to 25% on select hotels after you book a flight*
  • Earn twice

    Earn your airline miles on top of our rewards

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

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

May is typically the cheapest month to fly

From £42 - £89 per traveller.

Frequently asked questions

How much is a Frontier Airlines flight from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX)?
Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap Frontier Airlines round-trip flights from DEN to PHX. Affordable one-way fares are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to PHX with Frontier Airlines?
Frontier Airlines flights to Phoenix are generally more affordable in the quieter months of July and August. Whether you're in search of a one-way or round-trip ticket, you could find a better deal then.
Does Frontier Airlines fly nonstop from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX)?
Frontier Airlines operates direct flights from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX), with 30 departures each week. Just apply the "Nonstop" and "Airline" filters during your search on Expedia to see all direct Frontier Airlines flights to PHX.
How long does it take to fly from DEN to PHX with Frontier Airlines?
It takes around 2h 11m to fly nonstop from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX) with Frontier Airlines.
Which day of the week has the most Frontier Airlines flights from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX)?
If you're looking for flexibility, Thursday offers the most choice for Frontier Airlines flights from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX). Take your pick of 5 different departures.
What airports does Frontier Airlines fly into in Phoenix?
Frontier Airlines flights from Denver Intl. Airport (DEN) to Phoenix touch down at Sky Harbour Intl. Airport (PHX). This is the main entry point to this city.
What type of plane does Frontier Airlines fly from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX)?
You'll likely board an Airbus A321neo or an Airbus A320neo when flying Frontier Airlines from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX). However, keep in mind that a different plane may be used depending on operational requirements.
Can I change or cancel my Frontier Airlines flight from Denver Intl. Airport (DEN) to Sky Harbour Intl. Airport (PHX)?
Typically, you can modify or cancel your flight, although there may be additional charges if you made your booking more than 24 hours ago. Want to keep your options open? Use our "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you need to revise your plans. To make modifications, visit "Trips," select your flight and click on "Manage Booking" for more information.

Travel information

0
Origin airport
Denver Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, United
Popular airline
Alaska Airlines
Distance
961 km

Explore a world of travel with Expedia

*Available to Expedia members.