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$64+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$121
(Cheapflightsfares)

One-way from

$64
(CheapOair)

Popular in

March

Cheapest in

September

Average price

$216

Good round-trip deal

$257 or less

Good one-way deal

$133 or less
Provider with most accurate pricing for Portland-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Denver Intl flights.
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From Oregon to Denver Intl
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One-way flight from Oregon to Denver Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/216:35 amPDX - DEN
Nonstop2h 37mFrontier
Tue 6/249:36 pmDEN - PDX
Nonstop2h 52mFrontier
Deal found 4/30$121
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/182:27 pmBOI - DEN
Nonstop1h 59mFrontier
Sun 5/259:54 amDEN - BOI
Nonstop1h 57mFrontier
Deal found 4/30$147
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/206:20 amPDX - DEN
Nonstop2h 38mMultiple Airlines
Thu 5/227:05 pmDEN - PDX
Nonstop2h 45mMultiple Airlines
Deal found 4/29$166
This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/205:39 pmBOI - DEN
1 stop6h 26mMultiple Airlines
Tue 5/279:54 amDEN - BOI
Nonstop1h 57mMultiple Airlines
Deal found 4/30$175
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/289:30 amPDX - DEN
1 stop6h 19mHawaiian Airlines
Wed 5/287:05 pmDEN - PDX
Nonstop2h 45mHawaiian Airlines
Deal found 4/29$181
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/209:30 amPDX - DEN
1 stop6h 19mAlaska Airlines
Sat 5/317:05 pmDEN - PDX
Nonstop2h 45mAlaska Airlines
Deal found 4/29$187
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sun 5/255:10 amBOI - DEN
Nonstop2h 05mUnited Airlines
Tue 6/37:45 amDEN - BOI
Nonstop2h 01mUnited Airlines
Deal found 4/30$189
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:39 pmBOI - DEN
1 stop6h 26mHawaiian Airlines
Wed 6/46:00 amDEN - BOI
1 stop8h 05mHawaiian Airlines
Deal found 4/30$198
This Delta deal was found by Cheapflights users on 5/1. 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.
Wed 5/215:45 amMFR - DEN
1 stop5h 19mDelta
Tue 5/276:25 pmDEN - MFR
1 stop6h 27mDelta
Deal found 5/1$199
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/285:25 pmBOI - DEN
1 stop4h 55mSouthwest
Wed 6/41:55 pmDEN - BOI
Nonstop2h 00mSouthwest
Deal found 4/30$199
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/2011:41 amRDM - DEN
1 stop6h 21mAlaska Airlines
Mon 6/26:00 amDEN - RDM
1 stop6h 01mAlaska Airlines
Deal found 4/28$208
This Delta deal was found by Cheapflights users on 4/30. 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.
Tue 7/15:30 amBOI - DEN
1 stop6h 28mDelta
Tue 7/86:23 pmDEN - BOI
1 stop3h 17mDelta
Deal found 4/30$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 May 1, 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

Sat 6/21

6:35 am-10:12 am

Nonstop2h 37m

Denver Intl

Tue 6/24

9:36 pm-11:28 pm

Nonstop2h 52m

$121

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Sun 5/18

2:27 pm-4:26 pm

Nonstop1h 59m

Denver Intl

Sun 5/25

9:54 am-11:51 am

Nonstop1h 57m

$147

PortlandDenver

PDX - DEN

PDXDEN

Portland

Tue 5/20

6:20 am-9:58 am

Nonstop2h 38m

Denver Intl

Thu 5/22

7:05 pm-8:50 pm

Nonstop2h 45m

$166

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 5/20

5:39 pm-12:05 am

1 stop6h 26m

Denver Intl

Tue 5/27

9:54 am-11:51 am

Nonstop1h 57m

$175

PortlandDenver

PDX - DEN

PDXDEN

Portland

Wed 5/28

9:30 am-4:49 pm

1 stop6h 19m

Denver Intl

Wed 5/28

7:05 pm-8:50 pm

Nonstop2h 45m

$181

PortlandDenver

PDX - DEN

PDXDEN

Portland

Tue 5/20

9:30 am-4:49 pm

1 stop6h 19m

Denver Intl

Sat 5/31

7:05 pm-8:50 pm

Nonstop2h 45m

$187

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Sun 5/25

5:10 am-7:15 am

Nonstop2h 05m

Denver Intl

Tue 6/3

7:45 am-9:46 am

Nonstop2h 01m

$189

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 5/28

5:39 pm-12:05 am

1 stop6h 26m

Denver Intl

Wed 6/4

6:00 am-2:05 pm

1 stop8h 05m

$198

MedfordDenver

MFR - DEN

MFRDEN

Medford

Wed 5/21

5:45 am-12:04 pm

1 stop5h 19m

Denver Intl

Tue 5/27

6:25 pm-11:52 pm

1 stop6h 27m

$199

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Wed 5/28

5:25 pm-10:20 pm

1 stop4h 55m

Denver Intl

Wed 6/4

1:55 pm-3:55 pm

Nonstop2h 00m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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, 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 May 1, 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 May 1, 2025.

The most flights from USOR to DEN are scheduled on a Thursday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
Read through reviews of airlines operating flights from Oregon to Denver, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.1

Crew

8.5

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 279 times in the past calendar month.

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

    $64 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 United Airlines, with prices starting from $89 and $95, 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 Bend/Redmond - 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 Sun Country Air (100%), Alaska Airlines (95%) or Hawaiian Airlines (95%) 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 $88. While the most popular route (Portland - Denver Intl) can be booked for $124 on average our data indicates $750 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 Oregon?

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

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Alternative routes for Oregon to Denver

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$120FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$94Average$253FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$150Average$371FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$156Average$299FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$157Average$309FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$158Average$278FlexibilityNo cancel feeOn-time71%
DeltaCheapest$176Average$278FlexibilityNo cancel feeOn-timeN/A

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