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$24+ 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 2/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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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 November 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Fri 12/198:45 pmPDX - DEN
1 stop11h 10mFrontier
Tue 12/309:43 amDEN - PDX
Nonstop3h 00mFrontier
Deal found 11/12$90
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:10 amPDX - DEN
Nonstop2h 35mMultiple Airlines
Fri 12/59:56 amDEN - PDX
Nonstop3h 00mMultiple Airlines
Deal found 11/12$98
This Frontier deal was found by Cheapflights users on 11/11. 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.
Thu 12/1112:51 pmPDX - DEN
Nonstop2h 28mFrontier
Thu 12/189:43 amDEN - PDX
Nonstop3h 00mFrontier
Deal found 11/11$100
This Priceline deal was found by Cheapflights users on 11/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:15 pmPDX - DEN
1 stop9h 43mFrontier
Fri 12/59:56 amDEN - PDX
Nonstop3h 00mFrontier
Deal found 11/10$101
This CheapOair deal was found by Cheapflights users on 11/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/89:31 amPDX - DEN
1 stop17h 27mFrontier
Fri 12/129:56 amDEN - PDX
Nonstop3h 00mFrontier
Deal found 11/10$102
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Tue 12/27:10 amPDX - DEN
Nonstop2h 35mMultiple Airlines
Fri 12/59:56 amDEN - PDX
Nonstop3h 00mMultiple Airlines
Deal found 11/10$103
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:55 pmPDX - DEN
Nonstop2h 28mMultiple Airlines
Tue 12/96:45 amDEN - PDX
1 stop6h 57mMultiple Airlines
Deal found 11/12$107
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Wed 12/37:10 amPDX - DEN
Nonstop2h 35mMultiple Airlines
Thu 12/49:56 amDEN - PDX
Nonstop3h 00mMultiple Airlines
Deal found 11/10$108
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Thu 12/1112:51 pmPDX - DEN
Nonstop2h 28mMultiple Airlines
Wed 12/1711:41 amDEN - PDX
Nonstop3h 00mMultiple Airlines
Deal found 11/11$109
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:29 pmPDX - DEN
1 stop12h 29mFrontier
Tue 12/309:43 amDEN - PDX
Nonstop3h 00mFrontier
Deal found 11/12$112
This Expedia deal was found by Cheapflights users on 11/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:55 pmPDX - DEN
Nonstop2h 28mMultiple Airlines
Mon 12/811:41 amDEN - PDX
Nonstop3h 00mMultiple Airlines
Deal found 11/12$113
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sat 12/2012:54 pmBOI - DEN
Nonstop2h 01mMultiple Airlines
Mon 12/227:00 amDEN - BOI
1 stop8h 44mMultiple Airlines
Deal found 11/11$114

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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$97
(Kiwi.com)

One-way from

$24
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$219

Good round-trip deal

$237 or less

Good one-way deal

$129 or less
Provider with most accurate pricing for Portland-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Denver Intl flights.
Search Deals
From Oregon to Denver Intl
Search Deals
One-way flight from Oregon to Denver Intl
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Oregon to Denver Intl.
Search Deals
Price to beat on a one-way flight from Oregon to Denver Intl.
Search Deals

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 November 12, 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

Tue 12/16

7:10 am-10:45 am

Nonstop2h 35m

Denver Intl

Tue 1/13

7:00 am-1:48 pm

1 stop7h 48m

$147

PortlandDenver

PDX - DEN

PDXDEN

Portland

Tue 2/3

5:00 am-8:34 am

Nonstop2h 34m

Denver Intl

Fri 2/6

7:15 pm-9:12 pm

Nonstop2h 57m

$147

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 12/6

7:10 am-10:45 am

Nonstop2h 35m

Denver Intl

Tue 12/9

6:45 am-1:50 pm

1 stop8h 05m

$147

PortlandDenver

PDX - DEN

PDXDEN

Portland

Wed 1/7

5:35 pm-11:35 pm

1 stop5h 00m

Denver Intl

Tue 1/13

7:00 am-12:38 pm

1 stop6h 38m

$156

PortlandDenver

PDX - DEN

PDXDEN

Portland

Sat 12/6

5:30 am-11:32 am

1 stop5h 02m

Denver Intl

Tue 12/9

5:30 am-9:10 am

1 stop4h 40m

$157

PortlandDenver

PDX - DEN

PDXDEN

Portland

Wed 12/31

5:15 pm-11:23 pm

1 stop5h 08m

Denver Intl

Wed 1/7

6:50 pm-12:17 am

1 stop6h 27m

$157

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 1/23

7:21 am-10:53 am

Nonstop2h 32m

Denver Intl

Sun 1/25

11:49 am-1:44 pm

Nonstop2h 55m

$157

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 12/12

2:23 pm-11:21 pm

1 stop7h 58m

Denver Intl

Sat 1/10

6:29 am-12:44 pm

1 stop7h 15m

$167

PortlandDenver

PDX - DEN

PDXDEN

Portland

Thu 1/1

5:15 pm-11:23 pm

1 stop5h 08m

Denver Intl

Wed 1/7

4:10 pm-10:54 pm

1 stop7h 44m

$167

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 1/30

7:21 am-10:53 am

Nonstop2h 32m

Denver Intl

Mon 2/2

12:34 pm-8:46 pm

1 stop9h 12m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 60 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, February is the cheapest month in which you can book a flight from Oregon to Denver (average of $38). Flying from Oregon to Denver in July is currently the most expensive (average of $98). 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 November 12, 2025.

It’s optimal to fly from Oregon to Denver in the evening. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Oregon to Denver. Price data was last updated on November 2, 2025.

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

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 November 12, 2025.

The most flights from USOR to DEN are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

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 203 times in the past calendar month.

  • How long is the flight from Oregon to Denver?

    Alaska Airlines, United Airlines, and Delta can get you from Oregon to Denver in just under 2h 34m. Your travel time can differ by up to 4h 10m. There are 989 mi between Oregon and Denver. This flight may include one or multiple stops.

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

    $69 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $69 and $102, 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 SWISS (100%), United Airlines (91%) or Lufthansa (90%) 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 $69. While the most popular route (Portland - Denver Intl) can be booked for $98 on average, our data indicates $792 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, February is the cheapest month in which you can book a flight from Oregon to Denver (average of $38). Flying from Oregon to Denver in July is currently the most expensive (average of $98). 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
Black Hawk
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Wheat Ridge
Central City
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker
Sterling

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Top 6 airlines flying from Oregon to Denver

Discover the top 6 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$148FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$98Average$277FlexibilityNo cancel feeOn-time85%
DeltaCheapest$128Average$277FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$157Average$283FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$158Average$352FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$165Average$293FlexibilityNo cancel feeOn-time75%

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