Cheap Flights from Denver to Portland starting at S$ 146

We've found these cheap flights for you. You can book one-way or return flight tickets.

Round-trip
One way

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Denver to Portland

We monitor flight fares to help you find the best deals effortlessly

Cheapest flights

From price

23 30
Apr

30 6
6 13
13 20
20 27
May

27 4
4 11
11 18
18 25
Jun

25 1
1 8
8 15

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

When to buy flight tickets from Denver (DEN) to Portland (PWM) the cheapest?

Airlines adjust prices for flights from Denver to Portland based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from Denver (DEN) to Portland (PWM) cost?

According to Trip.com's data, the lowest price is around S$ 578.
How long is a flight from Denver (DEN) to Portland (PWM)?

It takes about 5 hours 30 minutes to fly from Denver (DEN) to Portland (PWM).
What are the most popular airlines that fly from Denver (DEN) to Portland (PWM)?

Airlines with flights from Denver (DEN) to Portland (PWM): Southwest Airlines.
What's the most popular airline for direct flights from Denver (DEN) to Portland (PWM)?

Southwest Airlines operates 1 direct flights from Denver (DEN) to Portland (PWM).
How many airports in Portland?

There are 1 airports near Portland: Portland International Jetport.

How to find a cheap flight from Denver to Portland

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Denver to Portland. Book your flights at the right time and save more.

Choose your dates flexibly and get the best deals on flights from Denver to Portland.

Tap 'Date' on the flight search bar to browse the calendar for Denver to Portland airfare over the next 6 months in 2025. If you're looking to fly within the next 3 months, the cheapest date seems to be Fri, May 9, with one-way flights starting at S$ 146.

Compare cheap flight deals from hundreds of airlines for Denver to Portland flights.

Our extensive search lets you compare prices from over 500 airlines to find the cheapest flights from Denver to Portland. The cheapest flight at the moment is with Jetblue Airways.

Set up a Price Alert

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You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. Sign up for a free membership for more exclusive flight deals.

Book early or wait for last-minute deals.

It's always better to book early. Flight tickets are often at their lowest when first released, usually a year ahead of departure. Keep an eye out as soon as your desired flights open for booking. If you miss the early deals, you may still find lower prices closer to your travel date.

Search for flights on the go.

For the best flight booking experience on the go, download Trip.com and search for cheap flights from Denver to Portland to get your exclusive deals.

Find cheapest flight ticket from Denver to Portland

Cheapest one-way flight price	S$ 146
Cheapest return ticket price	S$ 469
Off-season for travel	February
Peak season for travel	December
Flight distance	2,860.04km
Average flight time	5 hours 30 minutes
Popular airline	Delta Air Lines