Cheap flights from Portland to Denver

Flights overview

Useful information for finding cheap flights from Portland to Denver and booking your next trip
Cheapest round-trip flights$128
FrontierNonstop3 hrSat, Sep 12 — Sun, Sep 13
The cheapest round-trip flight from Portland to Denver is currently $128
Cheapest one-way flight$59
FrontierNonstop3 hrSun, Sep 13
The cheapest one-way flight from Portland to Denver is currently $59
Last-minute weekend getaway$368
FrontierNonstop3 hrSat, Jun 27 — Sun, Jun 28
The cheapest last-minute weekend getaway from Portland to Denver is currently $368
Cheapest business class flights$356
FrontierNonstop3 hrSat, Sep 12 — Sun, Sep 13
The cheapest business class round-trip flight from Portland to Denver is currently $356
Fastest flight2 hr 25 minThe fastest nonstop flight from Portland to Denver takes 2 hr 25 min
Nonstop flightsEvery dayThere are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Portland to Denver is typically March. The most expensive month to fly is typically June.
March
Cheapest
Typical prices: $95–350
June
Most expensive
Typical prices: $185–330

Popular airlines from Portland to Denver

  • United
    Nonstop
    from $287
    Typical price: $155–405
    40 weekly nonstop flights
    PDX - DENEvery day
    322 weekly connecting flights
    PDX - DENEvery day
  • Southwest
    Nonstop
    from $287
    Typical price: $165–405
    36 weekly nonstop flights
    PDX - DENEvery day
    390 weekly connecting flights
    PDX - DENEvery day
  • Alaska
    Nonstop
    from $287
    Typical price: $175–425
    20 weekly nonstop flights
    PDX - DENEvery day
    182 weekly connecting flights
    PDX - DENEvery day
  • Frontier
    Nonstop
    from $128
    Typical price: $110–320
    7 weekly nonstop flights
    PDX - DENEvery day
    11 weekly connecting flights
    PDX - DENEvery Mon, Thu, Fri, Sat, Sun
  • Delta
    from $307
    Typical price: $195–450
    174 weekly connecting flights
    PDX - DENEvery day
  • American
    from $307
    Typical price: $260–580
    119 weekly connecting flights
    PDX - DENEvery day

Popular airports near Portland

  • Portland International Airport (PDX)
    PortlandUnited States19 min6 mi
  • Seattle-Tacoma International Airport (SEA)
    SeattleUnited States2 hr 37 min134 mi
  • Eugene Airport (EUG)
    EugeneUnited States1 hr 59 min99 mi
  • Redmond Municipal Airport (RDM)
    RedmondUnited States2 hr 58 min114 mi

Popular airports near Denver

  • Denver International Airport (DEN)
    DenverUnited States38 min19 mi
  • Colorado Springs Airport (COS)
    Colorado SpringsUnited States1 hr 29 min66 mi
  • Eagle County Regional Airport (EGE)
    VailUnited States2 hr 18 min103 mi
  • Centennial Airport (APA)
    DenverUnited States27 min14 mi

Frequently asked questions about flying from Portland to Denver

The cheapest flights from Portland to Denver are usually in March. Typical ticket prices in March range from $95 to $350.
The cheapest round-trip flight from Portland to Denver recently found on Google Flights was with Frontier from $128. The cheapest one-way flight was with Frontier from $59.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Portland to Denver is $287, flying from Jul 16 to Jul 19.
  • The cheapest Southwest flight from Portland to Denver is $287, flying from Jul 23 to Jul 26.
  • The cheapest Alaska flight from Portland to Denver is $287, flying from Jul 16 to Jul 19.
  • The cheapest Frontier flight from Portland to Denver is $128, flying from Sep 12 to Sep 13.
  • The cheapest Delta flight from Portland to Denver is $307, flying from Jul 16 to Jul 19.
  • The cheapest American flight from Portland to Denver is $307, flying from Aug 27 to Aug 30.
The cheapest round-trip flight from Portland to Denver starts at $128 from Sat, Sep 12 to Sun, Sep 13. The cheapest one-way flight starts at $59 and departs on Sun, Sep 13.
2 hr 25 min is the shortest flight time from Portland to Denver.
Denver’s mild summer months (Jun–Aug) are a popular time for visitors exploring the city and nearby national parks. The ski season runs through winter (Nov–Mar). Major events include the National Western Stock Show & Rodeo (Jan) and A Taste of Colorado (Sep) food and arts festival.
It's easy to use Google Flights to find the cheapest days to fly from Portland to Denver.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Portland to Denver really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Portland to Denver.

In terms of nonstop flights, United is the most popular. United offers 40 nonstop flights and 322 connecting flights per week. United flies from Portland International Airport (PDX) to Denver International Airport (DEN).

In terms of flights, Southwest is the most popular. Southwest offers 36 nonstop flights and 390 connecting flights per week. Southwest flies from Portland International Airport (PDX) to Denver International Airport (DEN).

Other popular airlines flying from Portland to Denver are:
  • Alaska offers 20 nonstop flights and 182 connecting flights per week. Alaska flies from Portland International Airport (PDX) to Denver International Airport (DEN).
  • Frontier offers 7 nonstop flights and 11 connecting flights per week. Frontier flies from Portland International Airport (PDX) to Denver International Airport (DEN).
  • Delta offers 174 connecting flights per week. Delta flies from Portland International Airport (PDX) to Denver International Airport (DEN).
  • American offers 119 connecting flights per week. American flies from Portland International Airport (PDX) to Denver International Airport (DEN).
The number of connecting flights refers to distinct flights with at least one stop between Portland and Denver.
The cheapest round-trip flight from Portland to Denver recently found on Google Flights was with Frontier from $128. The cheapest one-way flight was with Frontier from $59.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Portland to Denver is $287, flying from Jul 16 to Jul 19.
  • The cheapest Southwest flight from Portland to Denver is $287, flying from Jul 23 to Jul 26.
  • The cheapest Alaska flight from Portland to Denver is $287, flying from Jul 16 to Jul 19.
  • The cheapest Frontier flight from Portland to Denver is $128, flying from Sep 12 to Sep 13.
  • The cheapest Delta flight from Portland to Denver is $307, flying from Jul 16 to Jul 19.
  • The cheapest American flight from Portland to Denver is $307, flying from Aug 27 to Aug 30.
United, Southwest, Alaska and Frontier fly direct from Portland to Denver.
  • There are 40 United direct flights from Portland to Denver per week. Flights are available every day.
  • There are 36 Southwest direct flights from Portland to Denver per week. Flights are available every day.
  • There are 20 Alaska direct flights from Portland to Denver per week. Flights are available every day.
  • There are 7 Frontier direct flights from Portland to Denver per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Portland and Denver at price $368 is offered by Frontier from Sat, Jun 27 to Sun, Jun 28.
United, Southwest, Alaska and Frontier fly direct from Portland to Denver.
  • There are 40 United direct flights from Portland to Denver per week. Flights are available every day.
  • There are 36 Southwest direct flights from Portland to Denver per week. Flights are available every day.
  • There are 20 Alaska direct flights from Portland to Denver per week. Flights are available every day.
  • There are 7 Frontier direct flights from Portland to Denver per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Portland to Denver on a daily basis.
The cheapest direct (nonstop) round-trip flights between Portland and Denver start at $128 from Sat, Sep 12 to Sun, Sep 13 with Frontier.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Portland to Denver, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Portland and Denver start at $356 from Sat, Sep 12 to Sun, Sep 13 with Frontier.
The cheapest economy class round-trip flights between Portland and Denver start at $128 from Sat, Sep 12 to Sun, Sep 13.
To book business class trips from Portland to Denver, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Portland and Denver starts at $368 from Sat, Jun 27 to Sun, Jun 28 with Frontier.
The cheapest last-minute deal between Portland and Denver at price $368 is offered by Frontier from Sat, Jun 27 to Sun, Jun 28.
To find last-minute flight deals from Portland to Denver, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

Search more flights

Popular trips from Portland

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  3. New York
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  4. Las Vegas
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