Phoenix (PHX) to Denver (DEN) is about 601 miles (968 km), roughly 1 h 40 min of flying time. Denver is on the same time as Phoenix in January, and 1 hour ahead of Phoenix in July. Arizona does not observe daylight saving time, which is why the gap changes during the year.
When is the cheapest time to fly from Phoenix to Denver?
Lowest round-trip fares found in recent searches for each month (7 to 14 day trips). Pick a cheap month, then confirm the live price.
Are there nearby airports that could be cheaper?
Fares at a neighboring airport are sometimes lower. Worth comparing on this route:
- AZAPhoenix-Mesa Gateway Airport a smaller airport in Mesa served mostly by low-cost carriers.
What ID do I need for this flight?
For domestic US flights, adults need a REAL ID-compliant license or another TSA-accepted ID, such as a passport. Read our REAL ID guide.
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Frequently asked questions
How far is Phoenix from Denver by plane?
The great-circle distance between PHX and DEN is about 601 miles (968 km).
How long does it take to fly from Phoenix to Denver?
About 1 h 40 min of flying time based on distance, if a nonstop flight operates. Actual schedules vary by airline and wind, and itineraries with connections take longer.
What is the time difference between Phoenix and Denver?
Denver is on the same time as Phoenix in January, and 1 hour ahead of Phoenix in July.
Distance and flying time are calculated from airport coordinates (OurAirports data) and a typical cruise speed; they are planning estimates, not schedules. Updated 2026-10-28.
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