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Domestic route

Cheap flights from Portland to Denver

Portland International Airport (PDX) to Denver International Airport (DEN). 989 miles, 2h 20m nonstop.

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PDX to DEN at a glance

Computed from airline schedules and the fares we track for this route. Refreshed several times a day.

Distance
989 milesgreat-circle
Typical flight time
2h 20mnonstop, gate to gate
Nonstop airlines
AADLUAWN7 airlinesAmerican, Delta, United
Nonstop flights per day
22all airlines combined
Cheapest month
January 2027over the next six months
Best day to fly
Tuesday18% less than Sunday
Time difference
1h aheadDenver vs Portland

Portland to Denver

Round trips from $80

Per traveler, taxes and fees included. Lowest fare we found departs Tue, Jan 5.

Cheapest month: January 2027

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Portland to Denver 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.

  1. September 2026from Tue, Sep 29$101
  2. October 2026from Wed, Oct 14$95
  3. November 2026from Wed, Nov 11$91
  4. December 2026from Tue, Dec 1$91
  5. January 2027from Tue, Jan 5$80
  6. February 2027from Wed, Feb 10$83

Airlines flying Portland to Denver

7 airlines fly nonstop with 22 departures a day combined.

Connecting options

Every itinerary on this route is nonstop or uses an unusual connection; run a search for specifics.

Tips for this route

  • American, Delta, United and Southwest all fly PDX to DEN 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.
  • January 2027 is the cheapest month to fly over the next six months, with round trips from $80; September 2026 is the most expensive at $101 and up, a difference of $21 per traveler.
  • Departing on a Tuesday 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.

Destination guide

Denver: Mile-high base camp for the Rockies

Denver International is the third-busiest airport in the country and a hub for United, Southwest and Frontier, which keeps fares low from every direction. The city itself is a lively base for the Rockies, with ski resorts 90 minutes away.

Best time to visit: June–September for hiking and Red Rocks concerts; December–March for skiing. Spring can swing from snow to 70°F in a week; September is dependably dry and golden.

Flying the other way? Denver to PortlandFares, airlines and tips for DEN to PDX.

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Portland to Denver: common questions

How long is the flight from Portland to Denver?

A nonstop flight from Portland (PDX) to Denver (DEN) takes about 2h 20m gate to gate, covering 989 miles. Connecting itineraries add the layover, typically 1 to 3 hours more in total.

Which airlines fly nonstop from PDX to DEN?

American Airlines, Delta Air Lines, United Airlines, Southwest Airlines, Alaska Airlines, Spirit Airlines and Frontier Airlines operate nonstop flights from Portland (PDX) to Denver (DEN), with 22 nonstop departures a day between them.

What is the cheapest month to fly from Portland to Denver?

Over the next six months, January 2027 has the lowest round-trip fares from Portland (PDX) to Denver (DEN), starting at $80 per traveler including taxes and fees. Within any month, Tuesday departures average the lowest prices.

How far in advance should I book Portland to Denver 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 Portland and Denver?

Denver is 1 hour ahead of Portland. PDX is on America/Los Angeles time and DEN on America/Denver time. Departure and arrival times in search results are always shown in local time at each airport.

Related routes

Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.

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