Domestic route
Cheap flights from Denver to Phoenix
Denver International Airport (DEN) to Phoenix Sky Harbor International Airport (PHX). 601 miles, 1h 40m nonstop.
DEN to PHX at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 601 milesgreat-circle
- Typical flight time
- 1h 40mnonstop, gate to gate
- Nonstop airlines
- AAUAWNF94 airlinesAmerican, United, Southwest
- Nonstop flights per day
- 34all airlines combined
- Cheapest month
- October 2026over the next six months
- Best day to fly
- Wednesday18% less than Sunday
- Time difference
- 1h behindPhoenix vs Denver
Denver to Phoenix
Round trips from $76
Per traveler, taxes and fees included. Lowest fare we found departs Wed, Oct 7.
Cheapest month: October 2026
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppDenver to Phoenix fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Denver to Phoenix
4 airlines fly nonstop with 34 departures a day combined, plus 2 more with one stop.
- F9Frontier AirlinesLow-costNonstop · 11 flights a day · first checked bag from $55
- WNSouthwest AirlinesLow-costNonstop · 11 flights a day · first checked bag from $35
- UAUnited AirlinesStar AllianceNonstop · 7 flights a day · first checked bag from $40
- AAAmerican AirlinesoneworldNonstop · 5 flights a day · first checked bag from $40
- DLDelta Air LinesSkyTeamConnecting via SLC · first checked bag from $35
- NKSpirit AirlinesLow-costConnecting via LAS · first checked bag from $55
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- Salt Lake City (SLC)DL1 airline
- Las Vegas (LAS)NK1 airline
Tips for this route
- American, United, Southwest and Frontier all fly DEN to PHX nonstop, so compare the total with bags before picking the lowest base fare: the difference between a basic and a standard economy ticket is often less than one checked bag each way.
- Departing on a Wednesday averages 18% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Fares on this route are usually lowest 4 to 8 weeks before departure and rise sharply inside two weeks.
Ready to compare live fares?
See every airline on DEN–PHX side by side with bags and seat rules spelled out.
Search Denver to PhoenixDenver to Phoenix: common questions
How long is the flight from Denver to Phoenix?
A nonstop flight from Denver (DEN) to Phoenix (PHX) takes about 1h 40m gate to gate, covering 601 miles. Connecting itineraries add the layover, typically 1 to 3 hours more in total.
Which airlines fly nonstop from DEN to PHX?
American Airlines, United Airlines, Southwest Airlines and Frontier Airlines operate nonstop flights from Denver (DEN) to Phoenix (PHX), with 34 nonstop departures a day between them. One-stop options connect through SLC and LAS.
What is the cheapest month to fly from Denver to Phoenix?
Over the next six months, October 2026 has the lowest round-trip fares from Denver (DEN) to Phoenix (PHX), starting at $76 per traveler including taxes and fees. Within any month, Wednesday departures average the lowest prices.
How far in advance should I book Denver to Phoenix flights?
Fares on this route are usually lowest 4 to 8 weeks before departure and rise sharply inside two weeks. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Denver and Phoenix?
Phoenix is 1 hour behind Denver. DEN is on America/Denver time and PHX on America/Phoenix time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
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