Phoenix (PHX) to Denver (DEN) Flights: Your Ultimate Route Guide
Price data is being collected for this route. Check back soon.
Prices by Month
Price History
Tracking the Apr 2, 2026 departure — the cheapest date we found.
Price Behavior: PHX → DEN
Based on 6 months of fare data collected by Trip Manta.
Lowest Fare
$0
Highest Fare
$150
Median Fare
$131
Price Spread
$150
Prices stay relatively stable on this route.
Cheapest month to fly: April 2026 (from $0)
Most expensive month: July 2026 (from $150)
Biggest price drop caught: $32 between consecutive checks
Most frequent cheapest airline: Frontier
What This Means for You
Flights from Phoenix to Denver range from $0 to $150, a $150 spread across the months we track. If your dates are flexible, April 2026 tends to have the lowest fares. Prices are relatively stable on this route, so you may not need to wait long for a good deal. Tracking still helps you confirm you are getting a fair price. We have caught drops as large as $32 between hourly checks on this route.
Track this route and save
Get email alerts when PHX to DEN prices drop. We check every hour.
Start Tracking This FlightSearch this route
From
Phoenix (PHX)
To
Denver (DEN)
Airport Information
Phoenix (PHX)
Phoenix Sky Harbor International Airport (PHX) is known as America’s Friendliest Airport, located just minutes from downtown Phoenix. It serves as a primary hub for American Airlines and a major base for Southwest Airlines. Travelers can enjoy local Arizona cuisine at various terminals, utilize the convenient PHX Sky Train for inter-terminal transit, and view impressive local art installations throughout the concourses before boarding their flight to Denver.
Denver (DEN)
Denver International Airport (DEN) is world-famous for its iconic peaked roof design, meant to mimic the snow-capped Rocky Mountains. As one of the largest airports by land area, it offers a vast array of amenities, including a diverse selection of craft breweries and an outdoor plaza. Located about 25 miles from the city center, it is efficiently connected to downtown via the A-Line commuter rail, making your arrival seamless and quick.
Frequently Asked Questions
How long is the flight from PHX to DEN?
The average flight time is approximately 1 hour and 50 minutes, covering a distance of about 600 miles.
Which airlines fly non-stop from Phoenix to Denver?
Several major carriers offer direct service, including Southwest, United, Frontier, and American Airlines.
Is there a time difference between Phoenix and Denver?
Phoenix is in the Mountain Standard Time zone and does not observe Daylight Saving Time, while Denver is in the Mountain Time zone and does observe it. They are on the same time for half the year and one hour apart for the other half.
What is the best way to get from DEN to downtown Denver?
The RTD A-Line commuter train is the most efficient method, taking about 37 minutes to reach Union Station.
How early should I arrive at PHX for my flight?
It is recommended to arrive at least two hours before your scheduled departure to allow ample time for parking, check-in, and TSA screening.
Learn More About Price Tracking
Flight Price Tracker
How Trip Manta monitors prices hourly vs Google Flights, Hopper, and Kayak.
Best Flight Price Trackers
Compare the top 7 trackers side by side — features, pricing, and check frequency.
Trip Manta vs Google Flights
How hourly tracking compares for catching short-lived price drops.
Our Methodology
How we track prices, trigger alerts, and what our data covers.
How Often Do Prices Drop?
Data study: drop frequency, average savings, and how long drops last.
Flight Price Alerts
Get email alerts when PHX to DEN prices drop — free.