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Cheap flights from Denver to Portland from C$ 108

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Denver to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Denver to Portland
Explore the most affordable flight options available from Denver to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 March 2026.

Sat 11/48:00 a.m.
DEN
-
PDX
Nonstop2h 48m
United Airlines
Sat 18/48:40 a.m.
PDX
-
DEN
Nonstop2h 39m
United Airlines
Deal found 12/3C$ 215
Sat 18/41:40 p.m.
DEN
-
PDX
1 stop5h 28m
United Airlines
Fri 24/47:05 p.m.
PDX
-
DEN
Nonstop2h 40m
United Airlines
Deal found 12/3C$ 223
Thu 16/46:20 p.m.
DEN
-
PDX
1 stop6h 39m
Alaska Airlines
Thu 23/42:45 p.m.
PDX
-
DEN
Nonstop2h 44m
Alaska Airlines
Deal found 12/3C$ 229
Sat 25/41:15 p.m.
DEN
-
PDX
Nonstop2h 40m
Southwest
Tue 28/47:00 a.m.
PDX
-
DEN
2 stops9h 00m
Southwest
Deal found 13/3C$ 236
Tue 14/47:45 p.m.
DEN
-
PDX
1 stop5h 11m
Delta
Sat 18/45:59 p.m.
PDX
-
DEN
1 stop4h 51m
Delta
Deal found 12/3C$ 242
Fri 24/44:00 p.m.
DEN
-
PDX
2 stops7h 10m
Southwest
Sun 26/46:05 a.m.
PDX
-
DEN
Nonstop2h 30m
Southwest
Deal found 16/3C$ 263
Thu 23/48:00 a.m.
DEN
-
PDX
Nonstop2h 48m
United Airlines
Mon 27/45:00 a.m.
PDX
-
DEN
Nonstop2h 38m
United Airlines
Deal found 12/3C$ 264
Thu 4/66:10 a.m.
DEN
-
PDX
1 stop12h 14m
Frontier
Sun 7/66:19 p.m.
PDX
-
DEN
1 stop8h 06m
Frontier
Deal found 17/3C$ 272
Thu 23/46:55 a.m.
DEN
-
PDX
1 stop15h 37m
Delta
Tue 28/46:05 p.m.
PDX
-
DEN
1 stop4h 45m
Delta
Deal found 12/3C$ 275

Find flight deals from Denver to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 March 2026.

Round-trip from

C$ 215

One-way from

C$ 108

Popular in

March

Cheapest in

January

Average price

C$ 352
United Airlines
  • United Airlines
  • 11/4-18/4
  • Nonstop
  • 5h 27m total
  • Denver to Portland
Search Deals
United Airlines
  • United Airlines
  • 8/5
  • Nonstop
  • 2h 49m total
  • Denver to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 March 2026.
Use the filters below to find and compare flights from Denver to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 25/4

5:05 p.m.-6:45 p.m.

Nonstop2h 40m

Portland

Tue 28/4

11:15 a.m.-6:20 p.m.

1 stop6h 05m

C$ 229

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 25/4

6:27 p.m.-10:45 p.m.

1 stop5h 18m

Portland

Mon 4/5

6:05 p.m.-11:50 p.m.

1 stop4h 45m

C$ 256

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 22/4

8:55 a.m.-4:25 p.m.

2 stops8h 30m

Portland

Wed 29/4

7:40 a.m.-5:10 p.m.

2 stops8h 30m

C$ 256

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Mon 13/4

6:27 p.m.-11:53 p.m.

1 stop6h 26m

Portland

Sat 18/4

5:59 p.m.-11:50 p.m.

1 stop4h 51m

C$ 283

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 2/5

6:45 a.m.-4:49 p.m.

1 stop11h 04m

Portland

Wed 6/5

1:52 p.m.-9:49 p.m.

1 stop6h 57m

C$ 315
Quickest round-trip

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Thu 4/6

8:35 p.m.-12:30 a.m.

1 stop4h 55m

Portland

Thu 11/6

7:40 p.m.-11:05 p.m.

Nonstop2h 25m

C$ 324

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 14/4

8:10 a.m.-6:52 p.m.

2 stops11h 42m

Portland

Sat 18/4

5:59 p.m.-11:50 p.m.

1 stop4h 51m

C$ 337

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 11/4

5:30 a.m.-8:56 a.m.

1 stop4h 26m

Portland

Tue 14/4

1:32 p.m.-10:29 p.m.

2 stops7h 57m

C$ 337

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Thu 9/4

5:35 p.m.-12:10 a.m.

1 stop7h 35m

Portland

Sun 3/5

5:00 a.m.-2:40 p.m.

1 stop8h 40m

C$ 366

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 21/4

10:10 a.m.-4:25 p.m.

2 stops7h 15m

Portland

Thu 23/4

6:00 a.m.-2:40 p.m.

2 stops7h 40m

C$ 385

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Showing 1-10 of 21 resultsSorted by cheapest first
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Best time to book a flight from Denver to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Portland

How far ahead should I book a flight from Denver to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Portland. Price data was last updated on 13 March 2026.

The price you pay for your flight from Denver to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 59 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Denver to Portland?

Currently, December is the cheapest month in which you can book a flight from Denver to Portland (average of C$ 74). Flying from Denver to Portland in February is currently the most expensive (average of C$ 188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to PDX?

Find hourly flight availability from Denver to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 March 2026.

When flying from Denver to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Denver to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Denver to Portland?

    Airlines like Southwest and Alaska Airlines fly from Denver to Portland in about 6h 35m. The time it takes to get you to your destination can typically vary by up to 4h 29m. Denver and Portland are separated by a distance of 1592 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Denver to Portland?

    No one likes to see their flight delayed. When booking a flight from Denver to Portland consider choosing Sun Country Air (100%), Alaska Airlines (87%) or Hawaiian Airlines (87%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Denver to Portland that include hotel bookings?

    Yes. In addition to deals on Denver to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Portland.

  • Can I find deals for business class flights from Denver to Portland?

    Yes. Cheapflights offers flight deals from Denver to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Portland?

    Currently, December is the cheapest month in which you can book a flight from Denver to Portland (average of C$ 74). Flying from Denver to Portland in February is currently the most expensive (average of C$ 188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Tillamook
Cannon Beach
Lincoln City

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How does Cheapflights help users find flights from Denver to Portland?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Denver to Portland. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Denver to Portland?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Portland from Denver.

Can Cheapflights find flights from Denver to Portland with no change fees?

Yes! Cheapflights helps users easily find flights from Denver to Portland with no change fees.

Can Cheapflights notify me if prices for flights from Denver to Portland become cheaper?

Yes, Cheapflights offers price alerts on Denver to Portland flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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