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$66+ Cheap flights from Oregon to Denver (DEN)

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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
ago. 5 — ago. 121
mar. 8/5
mar. 8/12
1 adult, Economy
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Cheap flight deals from Oregon to Denver

Keep the following information in mind while searching for Oregon to Denver flight deals. Data was last updated julio 31, 2025.

Round-trip from

$101
(Frontier)

One-way from

$66
(Priceline)

Popular in

March

Cheapest in

September

Average price

$196

Good round-trip deal

$183 or less

Good one-way deal

$116 or less
From Oregon to Denver Intl
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One-way flight from Oregon to Denver Intl
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Highest demand for flights based on searches. 5% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Oregon to Denver Intl.
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Price to beat on a one-way flight from Oregon to Denver Intl.
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Find flight deals from Oregon to Denver

Cheapest flights from Oregon to Denver
Explore the most affordable flight options available from Oregon to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 31, 2025.

This Frontier deal was found by Cheapflights users on 7/29. 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.
sáb. 9/207:15 amPDX - DEN
Nonstop2h 43mFrontier
lun. 9/2210:29 pmDEN - PDX
Nonstop2h 43mFrontier
Deal found 7/29$101
This Priceline deal was found by Cheapflights users on 7/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/1412:36 pmBOI - DEN
Nonstop2h 00mFrontier
dom. 8/179:50 amDEN - BOI
Nonstop1h 56mFrontier
Deal found 7/29$111
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/32:31 pmPDX - DEN
Nonstop2h 32mHawaiian Airlines
mié. 12/1011:30 amDEN - PDX
Nonstop2h 44mHawaiian Airlines
Deal found 7/31$157
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/31:31 pmRDM - DEN
1 stop5h 56mHawaiian Airlines
lun. 10/63:00 pmDEN - RDM
1 stop8h 26mHawaiian Airlines
Deal found 7/31$188
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/611:20 amRDM - DEN
1 stop6h 48mDelta
lun. 9/86:50 amDEN - RDM
1 stop4h 50mDelta
Deal found 7/30$189
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/227:13 amBOI - DEN
1 stop6h 47mHawaiian Airlines
sáb. 10/253:00 pmDEN - BOI
1 stop8h 22mHawaiian Airlines
Deal found 7/29$198
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/265:00 amBOI - DEN
Nonstop2h 05mUnited Airlines
mar. 9/27:15 pmDEN - BOI
Nonstop1h 59mUnited Airlines
Deal found 7/29$199
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/239:00 amBOI - DEN
1 stop8h 21mAlaska Airlines
jue. 9/257:33 pmDEN - BOI
1 stop13h 55mAlaska Airlines
Deal found 7/30$207
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:47 pmMFR - DEN
1 stop5h 12mHawaiian Airlines
mié. 10/87:01 amDEN - MFR
1 stop8h 00mHawaiian Airlines
Deal found 7/31$208
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1111:40 amMFR - DEN
1 stop6h 16mDelta
sáb. 9/136:25 pmDEN - MFR
1 stop5h 12mDelta
Deal found 7/29$209
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/272:45 pmBOI - DEN
Nonstop1h 50mSouthwest
jue. 10/26:20 amDEN - BOI
1 stop6h 45mSouthwest
Deal found 7/31$209
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/175:00 amRDM - DEN
Nonstop2h 25mUnited Airlines
lun. 10/207:17 pmDEN - RDM
Nonstop2h 33mUnited Airlines
Deal found 7/30$209

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Denver 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 julio 31, 2025.
Use the filters below to find and compare flights from Oregon to Denver that are best for you.

Fly from

Oregon

Fly to

Denver

Route

Depart

Return

Price

PortlandDenver

PDX - DEN

PDXDEN

Portland

sáb. 9/20

7:15 am-10:58 am

Nonstop2h 43m

Denver Intl

lun. 9/22

10:29 pm-12:12 am

Nonstop2h 43m

$101

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

jue. 8/14

12:36 pm-2:36 pm

Nonstop2h 00m

Denver Intl

dom. 8/17

9:50 am-11:46 am

Nonstop1h 56m

$111

PortlandDenver

PDX - DEN

PDXDEN

Portland

sáb. 9/20

5:00 pm-8:30 pm

Nonstop2h 30m

Denver Intl

sáb. 9/27

7:55 pm-9:30 pm

Nonstop2h 35m

$157

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

vie. 10/3

1:31 pm-8:27 pm

1 stop5h 56m

Denver Intl

lun. 10/6

3:00 pm-10:26 pm

1 stop8h 26m

$188

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

sáb. 9/6

11:20 am-7:08 pm

1 stop6h 48m

Denver Intl

lun. 9/8

6:50 am-10:40 am

1 stop4h 50m

$189

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

mié. 10/22

1:35 pm-9:46 pm

1 stop8h 11m

Denver Intl

sáb. 10/25

3:00 pm-11:22 pm

1 stop8h 22m

$198

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

mar. 8/26

5:00 am-7:05 am

Nonstop2h 05m

Denver Intl

mar. 9/2

7:15 pm-9:14 pm

Nonstop1h 59m

$199

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

mar. 9/23

9:00 am-5:21 pm

1 stop8h 21m

Denver Intl

jue. 9/25

7:33 pm-9:28 am

1 stop13h 55m

$207

MedfordDenver

MFR - DEN

MFRDEN

Medford

vie. 10/3

5:47 pm-11:59 pm

1 stop5h 12m

Denver Intl

mié. 10/8

7:01 am-2:01 pm

1 stop8h 00m

$208

MedfordDenver

MFR - DEN

MFRDEN

Medford

jue. 9/11

11:40 am-6:56 pm

1 stop6h 16m

Denver Intl

sáb. 9/13

6:25 pm-10:37 pm

1 stop5h 12m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 57 results
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Best time to book a flight from Oregon to Denver

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

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

Currently, October is the cheapest month in which you can book a flight from Oregon to Denver (average of $197). Flying from Oregon to Denver in March is currently the most expensive (average of $278). 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 OR to DEN?

Find hourly flight availability from Oregon to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 31, 2025.

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

Weekly flight availability from Oregon to Denver

Explore weekly flight availability from Oregon to Denver. 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 julio 31, 2025.

The most flights from USOR to DEN are scheduled on a Thursday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated julio 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Oregon to Denver by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Denver. 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 into for flights to Denver from Oregon?

    Located just 18.5 mi from the city center, Denver Intl (DEN) is the airport most travelers will use when flying to Denver from Oregon.

  • How popular is this Oregon to Denver flight route?

    Flights from Oregon to Denver Intl have been viewed 216 times in the past calendar month.

  • What are the cheapest airlines to fly from Oregon to Denver one-way?

    $66 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Hawaiian Airlines, with prices starting from $79 and $88, respectively.

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

    The most popular flight routes from Oregon to Denver are Portland - Denver Intl, Boise Air Term. Gowen Fld - Denver Intl and Eugene - Denver Intl.

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

    No one likes to see their flight delayed. When booking a flight from Oregon to Denver consider choosing Lufthansa (87%), United Airlines (82%) or SWISS (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Oregon to Denver?

    Looking at all options, your cheapest flight can be booked for $74. While the most popular route (Portland - Denver Intl) can be booked for $124 on average our data indicates $965 when flying from Oregon to Denver.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Oregon to Denver (average of $197). Flying from Oregon to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Greeley
Cripple Creek
Brighton
Silverthorne
Golden
Thornton
Frisco
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Broomfield

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Top 7 airlines flying from Oregon to Denver

Discover the top 7 airlines that operate flights from Oregon to Denver. 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 julio 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$135FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$94Average$298FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$157Average$356FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$157Average$302FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$158Average$278FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$163Average$296FlexibilityNo cancel feeOn-time75%
DeltaCheapest$176Average$272FlexibilityNo cancel feeOn-timeN/A

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