$188 Cheap Flights from Denver to Portland in 2025

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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.$189 per passenger.Departing Tue, 22 Apr, returning Tue, 29 Apr.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Tue, 22 Apr, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 29 Apr, arriving in Denver International.Price includes taxes and charges.From $189, select.

Portland.$204 per passenger.Departing Fri, 2 May, returning Tue, 6 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Fri, 2 May, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 6 May, arriving in Denver International.Price includes taxes and charges.From $204, select.

Portland.$220 per passenger.Departing Wed, 28 May, returning Tue, 3 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Wed, 28 May, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 3 Jun, arriving in Denver International.Price includes taxes and charges.From $220, select.

Portland.$235 per passenger.Departing Sat, 14 Jun, returning Tue, 17 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 14 Jun, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 17 Jun, arriving in Denver International.Price includes taxes and charges.From $235, select.

Portland.$241 per passenger.Departing Fri, 25 Apr, returning Fri, 2 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Fri, 25 Apr, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Fri, 2 May, arriving in Denver International.Price includes taxes and charges.From $241, select.

Portland.$251 per passenger.Departing Sat, 28 Jun, returning Sat, 5 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 28 Jun, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Sat, 5 Jul, arriving in Denver International.Price includes taxes and charges.From $251, select.

Portland.$252 per passenger.Departing Sat, 2 Aug, returning Tue, 5 Aug.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 2 Aug, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Tue, 5 Aug, arriving in Denver International.Price includes taxes and charges.From $252, select.

Portland.$267 per passenger.Departing Sun, 13 Jul, returning Wed, 23 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sun, 13 Jul, arriving in Portland.Inbound direct flight with Frontier Airlines departs from Portland on Wed, 23 Jul, arriving in Denver International.Price includes taxes and charges.From $267, 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.

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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.

Denver to Portland: Flight information

The things to know before you go.

Cheapest flight found	$189
Cheapest month to fly	April
Average flight time	2 hrs, 44 mins
Most popular airline	Southwest Airlines
Average flights per week	244

Finding cheap flights from Denver to Portland: Frequently asked questions

How much are return flights from Denver to Portland?

The best price we found for a return flight from Denver to Portland is $188. 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.

How long does it take to fly from Denver to Portland?

2 hours and 44 minutes is the average flight time from Denver to Portland.

Which airlines fly direct from Denver to Portland?

Southwest Airlines, Alaska Airlines and United fly direct from Denver to Portland.

How many flights are there a week from Denver to Portland?

As of March 2025, there are 122 flights per week flying from Denver to Portland.

When is the cheapest time to fly from Denver to Portland?

The cheapest month to fly from Denver to Portland is usually March 2025.

Which upcoming date is cheapest to fly from Denver to Portland Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Portland Airport on Tuesday, 22 April 2025.

Can I get a direct flight from Denver to Portland Airport?

Yes – the average flight time is 2 hours and 44 minutes.

How can I find the best flight deal to Portland?

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.

When is the best time to book flights to Portland?

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.

Which is the cheapest airline to fly from Denver to Portland with?

The cheapest airline that flies to Portland is Frontier Airlines .

Travelling from Denver to Portland International Airport (PDX): what you need to know

Denver's main airport is Denver International Airport (DEN). Explore your options for leaving from this terminal when searching for flights from Denver to Portland International Airport (PDX).
2 hours 43 minutes is the average time for a direct flight from Denver to Portland International Airport.
The timezone in Portland is UTC-7, which is 1 hour behind Denver. Portland International Airport is located in Portland.
The most popular route is from Denver International Airport (DEN) to Portland International Airport (PDX), with 103 direct weekly services. If you want to head off as soon as possible, the earliest flight from DEN to PDX is the 05:01 Frontier Airlines option. If you prefer to leave later in the day, the final departure is at 22:55 with Southwest Airlines.
For hassle-free travel, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your flight from Denver to PDX.
With more people on the move during busy periods like July, be at your terminal even earlier. Two hours for domestic flights and as much as four for international journeys will help you deal with longer queues. Remember things also get busy during major holidays like Thanksgiving.

Airports in Denver

Denver International Airport (DEN)

Fly without interruptions from Denver International Airport (DEN). Nonstop flights from Denver to Portland International Airport (PDX) are available from here.
At DEN, you can choose from various airlines that operate direct flights from Denver to Portland International Airport, such as:
From central Denver, DEN is approximately 40 kilometres away. Check the official airport website or use navigation apps to work out the best way to arrive at the terminal.
Looking for a place to stay before your flight from Denver to Portland International Airport? Consider SpringHill Suites Denver Airport. Get a good night's rest here before heading to Denver International Airport.

About Portland International Airport (PDX)

Book a hotel near PDX if you have a late flight from Denver to Portland International Airport. Pick one of these options and avoid the hassle of a long transfer:

Getting from Portland International Airport (PDX) to central Portland

Portland International Airport is approximately 19 kilometres from the centre of Portland. With your own car rental or if you take a cab, the drive is about 19 minutes.
If you're travelling by public transport, expect a journey of around 45 minutes.

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

The lowest price we've found for a one-way ticket from Denver to Portland International Airport is $94. The cheapest price for a return flight is $188. Remember fares may change due to availability at the time of booking.
You're more likely to score flight tickets from Denver to PDX if you book 8 months before your departure date. We crunched the flight price data and found that's the time fares for this journey tend to be at their lowest.
The cheapest month for tickets from Denver to Portland International Airport is May. Use the 'Whole month' search feature to find the most affordable day to fly if you're flexible with your departure dates.
Create a Price Alert for flight tickets from Denver to PDX. You don't need to search every day to see whether fares have dropped. We'll tell you the moment the price changes.
Use the filters to tailor your flights from Denver to Portland International Airport. Simply enter your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to see the best deals.

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

July is the most popular month for flights from Denver to Portland International Airport. To skip the crowds, head for Portland in May when it's quieter.
Before you book a flight from Denver to PDX, think about the kind of weather you enjoy. August is the warmest month in Portland, with temperatures ranging from 12ºC to 31ºC.
Look for cheap flights from Denver to Portland International Airport in December if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC and 9ºC on average.

More about Portland

After locking in your flight from Denver to Portland International Airport, think about where you want to stay in this city. Make one of these options your base for exploring Portland:
One of the best ways to get to know Portland is to explore its most popular attractions. Essential stops include Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

Complete your Portland trip with a car rental

Finding you a cheap flight from Denver to Portland International Airport isn't the only thing we're good at. Check out our car rentals in Portland and explore at your own pace. We search for deals from trusted car rental providers and put them all in one place. Instantly compare offers and then book with no fees.