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Flights from Phoenix (PHX) to Denver (DEN)

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Phoenix to Denver Flights

F9

Sky Harbor Intl

06:50

PHX

18 Jan 2026
1h 54m

08:44

DEN

18 Jan 2026
$36.36*
Book Now
UA

Sky Harbor Intl

16:31

PHX

17 Jan 2026
1h 54m

18:25

DEN

17 Jan 2026
$110.72*
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AA

Sky Harbor Intl

16:15

PHX

17 Jan 2026
1h 51m

18:06

DEN

17 Jan 2026
$110.72*
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AS

Sky Harbor Intl

11:41

PHX

18 Jan 2026
7h 00m

18:41

DEN

18 Jan 2026
$115.56*
Book Now
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Cheap Flights from Phoenix to Denver

Enjoy Denver’s year-round mountain scenery, lively downtown, and outdoor activities. Cheapfaremart lets you compare low-cost flights from Phoenix to Denver, pick flexible schedules, and plan your Colorado trip easily.

Best Time to Visit Denver

  • High Season (June to August): Dive into Denver’s warm weather, lively outdoor concerts, and endless hiking adventures. Secure cheap flights from Phoenix to Denver on Cheapfaremart.
  • Low Season (November to February): Embrace brisk air and great value! Enjoy fewer crowds, budget-friendly fares, and easy access to snowy mountain slopes for your next getaway.
  • Shoulder Season (March to May, September to October): Catch a perfect blend of mild weather and great prices. Explore Denver’s scenic parks, popular breweries, and breathtaking drives during this sweet spot.

Airports and Airlines

Fly from the vibrant Phoenix Sky Harbor International Airport (PHX) into the impressive Denver International Airport (DEN), just a scenic drive from downtown Denver.
Major airlines operating frequent nonstop flights include:
  • Southwest Airlines
  • Frontier Airlines
  • United Airlines
  • American Airlines
  • Delta Air Lines

Travel Classes

  • Economy Class: You get one carry-on, one checked bag, and light refreshments. This is a good choice for short trips.
  • Premium Economy: Stretch out, enjoy extra space, and board sooner for a more relaxing flight.
  • Business Class: You get all Premium Economy perks, plus gourmet meals, lounge access, and two checked bags for a smooth travel experience.

Flight Time from Phoenix to Denver

Zip from Phoenix to Denver in just about 1 hour and 45 minutes on a nonstop flight-covering roughly 600 scenic miles! With layovers, you can enjoy the journey for 3 to 5 hours.

FAQs

1. What’s the cheapest month to fly from Phoenix to Denver?
For the best bargains, aim to travel between August and October. Track deals on Cheapfaremart and snag the cheapest plane tickets from Phoenix to Denver.  
2. Which airlines offer nonstop flights from Phoenix to Denver?
Choose Southwest, Frontier, or United Airlines for plenty of nonstop flights every day. Cheapfaremart offers unmatched discounts on flights from Phoenix to Denver Colorado.
3. How much baggage can I bring on an economy ticket?
Most airlines let you bring one hand carry-on (7-10 kg) and one checked bag (23 kg). Always check your airline’s rules before you fly so surprises don’t slow you down!
4. What are the fare rules for flights from Phoenix to Denver?
  • Basic: Non-refundable fare, includes one personal item, and no changes allowed, perfect for the confident traveler!
  • Standard: Non-refundable, includes one checked bag, and allows hassle-free changes for a fee.
  • Flex: Partially refundable, two checked bags included, and you can change your dates for free (fare difference may apply).
  • Business: Fully refundable ticket. Includes two checked bags and lounge access. You may change dates or cancel at no extra charge.
5. Do U.S. citizens need a visa for Denver?
No visa is needed. U.S. citizens just need a valid government-issued photo ID for domestic flights.
 

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“Terms and Conditions”

Discounts and savings on airfares are calculated based on several factors, including comparison of fares across more than 500 airlines. The quoted pricing reflects our best available fare at the time of search. Coupon codes are valid for applicable discounts on our service fees for eligible bookings. Additional terms may apply to specific offers, which will be disclosed at the time of booking.

Fare Disclosures

  • Unless otherwise specified, all listed fares are for round-trip travel and include applicable fuel surcharges, taxes, fees, and our service fees.

  • Displayed fares are based on historical pricing data and are subject to change.

  • Tickets are nonrefundable, nontransferable, name changes are not permitted, and subject to airline’s fare rules and restrictions.

  • Availability of the quoted fare is more likely on travel dates that fall on Tuesdays, Wednesdays, and Thursdays.

  • These fares may also require an advance purchase of up to 21 days and/or a Saturday night stay.

  • Blackout dates may apply, especially during peak travel periods or holidays. Travel on weekends or holidays may be subject to additional surcharges.

For further details, please review our full Terms and Conditions.

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