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Cheap flight tickets from Denver to Portland

Compare Denver to Portland flight deals

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Flight deals from Denver to Portland

Looking for a cheap last-minute deal or the best return flight from Denver to Portland? Find the lowest prices on one-way and return tickets right here.
Portland.RM181 per passenger.Departing Wed, 15 Apr, returning Tue, 21 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Wed, 15 Apr, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 21 Apr, arriving in Denver International.Price includes taxes and charges.From RM181, select.
Portland.RM200 per passenger.Departing Tue, 5 May, returning Sat, 9 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Tue, 5 May, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Sat, 9 May, arriving in Denver International.Price includes taxes and charges.From RM200, select.
Portland.RM200 per passenger.Departing Tue, 28 Apr, returning Sat, 2 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Tue, 28 Apr, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Sat, 2 May, arriving in Denver International.Price includes taxes and charges.From RM200, select.
Portland.RM283 per passenger.Departing Sun, 8 Mar, returning Thu, 12 Mar.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sun, 8 Mar, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Thu, 12 Mar, arriving in Denver International.Price includes taxes and charges.From RM283, select.
Portland.RM538 per passenger.Departing Tue, 24 Feb, returning Sat, 28 Feb.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Denver International on Tue, 24 Feb, arriving in Portland.Inbound direct flight with Southwest Airlines departs from Portland on Sat, 28 Feb, arriving in Denver International.Price includes taxes and charges.From RM538, select.
Portland.RM577 per passenger.Departing Thu, 26 Feb, returning Tue, 3 Mar.Return flight with United.Outbound direct flight with United departs from Denver International on Thu, 26 Feb, arriving in Portland.Inbound direct flight with United departs from Portland on Tue, 3 Mar, arriving in Denver International.Price includes taxes and charges.From RM577, select.
Portland.RM656 per passenger.Departing Tue, 19 May, returning Mon, 1 Jun.Return flight with United.Outbound direct flight with United departs from Denver International on Tue, 19 May, arriving in Portland.Inbound direct flight with United departs from Portland on Mon, 1 Jun, arriving in Denver International.Price includes taxes and charges.From RM656, select.
Portland.RM664 per passenger.Departing Thu, 26 Mar, returning Tue, 28 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Thu, 26 Mar, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 28 Apr, arriving in Denver International.Price includes taxes and charges.From RM664, select.

Find the cheapest month to fly from Denver to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver to Portland flights are currently cheapest in April.
Feb
from RM538
Mar
from RM283
Apr
from RM181
May
from RM200
Jun
from RM771
Jul
from RM774
Aug
from RM773
Sep
from RM771
Oct
from RM771
Nov
Find prices
Dec
Find prices
Jan
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Direct flights from Denver to Portland

Denver to Portland: Alternative routes

Compare routes from Denver to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

Portland

10km from central Portland
ClosestCheapest
from RM181
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Salem

72km from central Portland
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Denver to Portland: Flight information

The things to know before you go.
Cheapest flight foundRM181
Cheapest month to flyApril
Average flight time2 hrs, 47 mins
Most popular airlineSouthwest Airlines
Average flights per week118

Finding cheap flights from Denver to Portland: Frequently asked questions

The best price we found for a return flight from Denver to Portland is RM181. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 47 minutes is the average flight time from Denver to Portland.
Southwest Airlines, Alaska Airlines and United fly direct from Denver to Portland.
As of February 2026, there are 118 flights per week flying from Denver to Portland.
The cheapest month to fly from Denver to Portland is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Portland Airport on Wednesday, 15 April 2026.
Yes – the average flight time is 2 hours and 47 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Portland is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Portland is Frontier Airlines .

Flying from Denver to Portland International Airport (PDX): What you need to know

  • Your boarding pass to adventure starts at Denver's main airport, Denver International Airport (DEN). Explore the options for reserving a flight from Denver to Portland International Airport (PDX) leaving from this terminal.

  • Jump on a direct Denver to Portland International Airport flight and you'll be travelling for around 2 hours 45 minutes.

  • Portland International Airport is located in Portland. The city operates on the UTC-7 timezone and is one hour behind Denver.

  • The most popular route is from Denver International Airport (DEN) to Portland International Airport (PDX), with 73 direct weekly services. If you'd rather get moving right away, the earliest flight from DEN to PDX is the 6am United Airlines service. If you're looking to take off later, the last departure is at 10:52pm with Frontier Airlines.

  • Get to the airport on time so you don't miss your flight from Denver to PDX. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • Travelling during a peak time like school or public holidays? Expect longer queues at security and check-in. Give yourself extra leeway and arrive up to four hours before international flights and two hours before domestic departures.

Airports in Denver

Denver International Airport (DEN)

  • Reach your destination without the detour from Denver International Airport (DEN). Direct flights from Denver to Portland International Airport (PDX) can be booked from here.

  • Popular airlines that offer direct flights from Denver to Portland International Airport leaving from DEN include:

  • Most passengers choose to book seats with United Airlines between DEN and PDX.

  • Frontier Airlines is the most punctual carrier on this route.

  • Located around 40 kilometres from central Denver, DEN can be reached in about 35 minutes by car, depending on traffic. The journey by public transport takes roughly 1 hour 30 minutes.

  • Searching for a place to stay before your flight from Denver to Portland International Airport? Check out Baymont by Wyndham Denver International Airport. Catch some z's here before making your way to Denver International Airport.

  • Denver International Airport has a solid on-time record, so flight disruptions are less likely. Departures from DEN arrive on schedule 80.23% of the time.

  • The address for DEN is 8500 Pena Boulevard.

About Portland International Airport (PDX)

Getting from Portland International Airport (PDX) to central Portland

  • The centre of Portland is roughly 10 kilometres from Portland International Airport. Journey times by cab or car hire will vary based on traffic conditions and time of day, so do a little research ahead of your trip.

  • It typically takes 45 minutes if you're travelling by public transport.

How to find the cheapest flights from Denver to Portland International Airport (PDX)

  • RM90 is currently the best price for a one-way ticket from Denver to Portland International Airport. A return flight starts from RM181. These prices can change based on availability.

  • Booking in advance is often the key to finding a cheap flight from Denver to PDX. Prices tend to rise as demand increases, so the closer you get to departure, the more it could cost you.

  • If you have some flexibility with your travel dates, try using the 'Whole month' tool. It'll show you the lowest price across every month when searching for your Denver to Portland International Airport ticket.

  • Save time searching for cheap plane tickets from Denver to PDX by creating a Price Alert. We'll send you an email or notification on the app when a lower fare becomes available.

  • Tailor your travel plans using filters. Pick your ideal departure and arrival times, airlines and total journey duration. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Denver to Portland International Airport.

The best time to fly from Denver to Portland International Airport (PDX)

  • July is the busiest month for flights from Denver to Portland International Airport (PDX). Visit Portland in May for a more laid-back experience.

  • Lock in a Denver to PDX plane ticket departing in August if you're eager to explore the city during its warmest month. You can expect temperatures in Portland to range from 12ºC (54ºF) to 31ºC (88ºF).

  • Search for cheap tickets from Denver to Portland International Airport in December if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF).

More about Portland

  • Start your Portland trip off on the right foot by choosing the perfect place to stay. As soon as you've booked your flight from Denver to Portland International Airport, check out our range of hotels including:

  • Your trip to Portland wouldn't be complete without a bit of sightseeing. Highlights you won't want to miss include Portland Japanese Garden, Voodoo Doughnut and Great Northwest.

Explore more of the United States

  • Portland has its own special appeal, but there are so many other parts of the United States you'll want to see. Around 225 kilometres north of Portland, a trip to Seattle will keep you on the go. Start with leading attractions like Pike Place Market, Space Needle and Seattle Skyline.

  • Around 193 kilometres north of Portland, Tacoma is another favourite stop in the United States. Experience this destination's highlights firsthand at LeMay - America's Car Museum, Chihuly Bridge of Glass and Point Defiance Park.

Plan the rest of your trip from Denver to Portland

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.