HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oregon

$32+ Cheap flights from Denver (DEN) to Oregon

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Denver to Oregon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Denver to Oregon

Cheapest flights from Denver to Oregon
Explore the most affordable flight options available from Denver to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:43 amDEN - PDX
Nonstop3h 00mFrontier
Thu 1/112:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$174
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:37 pmDEN - PDX
1 stop15h 47mFrontier
Thu 1/112:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$178
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:15 amDEN - PDX
1 stop9h 45mFrontier
Thu 1/112:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$200
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:52 amDEN - BOI
Nonstop2h 07mFrontier
Thu 1/112:38 pmBOI - DEN
Nonstop2h 01mFrontier
Deal found 12/11$206
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:36 amDEN - BOI
Nonstop2h 07mFrontier
Thu 1/112:38 pmBOI - DEN
Nonstop2h 01mFrontier
Deal found 12/10$210
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:52 amDEN - PDX
Nonstop3h 00mFrontier
Sun 1/412:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$214
This Frontier deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:52 amDEN - BOI
Nonstop2h 07mFrontier
Sat 1/312:54 pmBOI - DEN
Nonstop2h 01mFrontier
Deal found 12/11$215
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:15 amDEN - PDX
1 stop9h 45mFrontier
Sun 1/412:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/11$216
This Frontier deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:52 amDEN - PDX
Nonstop3h 00mFrontier
Sat 1/312:37 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$218
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:37 pmDEN - PDX
1 stop15h 47mMultiple Airlines
Wed 12/317:00 amPDX - DEN
Nonstop2h 35mMultiple Airlines
Deal found 12/10$219
This deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:00 amDEN - PDX
1 stop7h 24mFrontier
Sun 1/412:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/10$220
This Kiwi.com deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:43 amDEN - PDX
Nonstop3h 00mFrontier
Sun 1/412:47 pmPDX - DEN
Nonstop2h 28mFrontier
Deal found 12/11$222

Find flight deals from Denver to Oregon

Keep the following information in mind while searching for Denver to Oregon flight deals. Data was last updated December 12, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$66
(Frontier)

One-way from

$32
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$218

Good round-trip deal

$153 or less

Good one-way deal

$79 or less
Provider with most accurate pricing for Denver Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Portland flights.
Search Deals
From Denver Intl to Oregon
Search Deals
One-way flight from Denver Intl to Oregon
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Denver Intl to Oregon.
Search Deals
Price to beat on a one-way flight from Denver Intl to Oregon.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Oregon 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 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Denver to Oregon that are best for you.

Fly from

Denver

Fly to

Oregon

Route

Depart

Return

Price

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 2/19

9:41 am-11:43 am

Nonstop2h 02m

Boise Air Term. Gowen Fld

Sun 2/22

11:48 am-1:48 pm

Nonstop2h 00m

$66

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Sat 1/10

7:00 am-12:51 pm

1 stop5h 51m

Boise Air Term. Gowen Fld

Sun 1/18

2:01 pm-4:01 pm

Nonstop2h 00m

$143

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 1/21

7:00 am-12:38 pm

1 stop6h 38m

Portland

Tue 1/27

7:21 am-10:53 am

Nonstop2h 32m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Fri 1/16

8:25 am-10:15 am

Nonstop2h 50m

Portland

Sat 1/24

8:45 am-12:10 pm

Nonstop2h 25m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 1/13

11:49 am-1:44 pm

Nonstop2h 55m

Portland

Sun 1/25

7:21 am-10:53 am

Nonstop2h 32m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 1/13

7:00 am-12:38 pm

1 stop6h 38m

Portland

Tue 1/27

7:21 am-10:53 am

Nonstop2h 32m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 1/13

11:49 am-1:44 pm

Nonstop2h 55m

Portland

Wed 1/21

5:35 pm-11:35 pm

1 stop5h 00m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 1/13

11:49 am-1:44 pm

Nonstop2h 55m

Portland

Mon 1/26

7:21 am-10:53 am

Nonstop2h 32m

$147

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 1/14

7:00 am-12:38 pm

1 stop6h 38m

Portland

Wed 1/21

5:35 pm-11:35 pm

1 stop5h 00m

$156

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 1/6

6:02 am-12:13 pm

1 stop7h 11m

Portland

Tue 1/13

5:35 pm-11:35 pm

1 stop5h 00m

$156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Denver to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon 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 Oregon

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

Currently, January is the cheapest month in which you can book a flight from Denver to Oregon (average of $52). Flying from Denver to Oregon in August is currently the most expensive (average of $99). 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 OR?

Find hourly flight availability from Denver to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

It’s optimal to fly from Denver to Oregon at noon. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Denver to Oregon?

Use this chart to determine the cheapest time to fly round-trip from Denver to Oregon. Price data was last updated on December 6, 2025.

Travelers seeking maximum savings on their Denver to Oregon flight should consider departing on Friday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Denver to Oregon

Explore weekly flight availability from Denver to Oregon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 12, 2025.

The most flights from DEN to USOR are scheduled on a Thursday (16 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (6 on average).

How much does it cost to fly round-trip from Denver to Oregon?

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oregon. Reviews last updated December 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Hawaiian Airlines from Denver to Oregon have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,431 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,253 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Hawaiian Airlines
7.8
Good
2,817 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Frontier
5.8
Fair
3,084 reviews
Alaska Airlines
8.0
Very good
11,431 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

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

  • What airport do you fly from for flights from Denver to Oregon?

    Denver Intl (DEN), located 18.5 mi from the city center, is the airport you fly out of when you book flights from Denver to Oregon.

  • How popular is this Denver to Oregon flight route?

    Flights from Denver Intl to Oregon have been viewed 71 times in the past calendar month.

  • How long is the flight from Denver to Oregon?

    For as low as $66, Frontier can have you in Oregon from Denver in 2h 02m. The distance between Denver and Oregon is about 647 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Denver to Oregon?

    Most travelers choose Denver Intl - Portland, Denver Intl - Boise Air Term. Gowen Fld or Denver Intl - Eugene when deciding on the best route from Denver to Oregon.

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

    No one likes to see their flight delayed. When booking a flight from Denver to Oregon consider choosing United Airlines (88%), Copa Airlines (86%) or Frontier (80%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Oregon?

    Looking for the cheapest flight from Denver to Oregon? While on average our users pay $210, our data indicates the cheapest price to be $29. The most popular route (Denver Intl - Portland), is priced around $103.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Oregon 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 Oregon?

    Currently, January is the cheapest month in which you can book a flight from Denver to Oregon (average of $52). Flying from Denver to Oregon in August is currently the most expensive (average of $99). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Denver to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Las Vegas flights
Denver to Dallas/Fort Worth flights
Denver to Orlando flights
Denver to Miami flights
Denver to Los Angeles flights
Denver to John F Kennedy Intl flights
Denver to LaGuardia flights
Denver to Newark flights
Denver to Seattle flights
Denver to O'Hare Intl flights
Denver to Sky Harbor Intl flights
Denver to San Francisco flights
Denver to Ontario flights
Denver to Tampa flights
Denver to Honolulu flights
Denver to Hobby flights
Denver to New Orleans flights
Denver to Atlanta flights
Denver to Fort Lauderdale flights
Denver to Santa Ana flights
Denver to Minneapolis flights
Denver to Baltimore flights
Denver to Dulles Intl flights
Denver to Detroit flights
Denver to Charlotte flights
Denver to San Diego flights
Denver to George Bush Intcntl flights
Denver to Austin flights
Denver to Kahului flights
Denver to Midway flights
Denver to Nashville flights
Denver to Boston flights
Denver to Philadelphia flights
Denver to Palm Springs flights
Denver to Fort Myers flights
Denver to Kailua-Kona flights
Denver to Reagan-National flights
Denver to Raleigh flights
Denver to San Antonio flights
Denver to Lihue flights
Denver to Kansas City flights
Denver to West Palm Beach flights
Denver to Salt Lake City flights
Denver to Burbank flights
Denver to Portland flights
Denver to Cleveland flights
Denver to Love Field flights
Denver to Indianapolis flights
Denver to Milwaukee flights
Denver to Jacksonville flights

Top 6 airlines flying from Denver to Oregon

Discover the top 6 airlines that operate flights from Denver to Oregon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$158FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$88Average$281FlexibilityNo cancel feeOn-time85%
DeltaCheapest$104Average$262FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$149Average$369FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$154Average$297FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$157Average$296FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.