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$79+ Cheap flights from Colorado 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Colorado to Oregon

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

Round-trip from

$131
(Cheapflightsfares)

One-way from

$79
(Hawaiian Airlines)

Popular in

March

Cheapest in

January

Average price

$223

Good round-trip deal

$139 or less

Good one-way deal

$111 or less
From Colorado to Oregon
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One-way flight from Colorado to Oregon
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Highest demand for flights based on searches. 11% potential increase in price ($24 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).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Colorado to Oregon.
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Price to beat on a one-way flight from Colorado to Oregon.
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Find flight deals from Colorado to Oregon

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

This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:36 pmDEN - PDX
Nonstop2h 48mFrontier
Fri 8/156:35 amPDX - DEN
Nonstop2h 39mFrontier
Deal found 6/10$131
This Frontier deal was found by Cheapflights users on 6/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:48 amDEN - BOI
Nonstop1h 55mFrontier
Sun 10/512:53 pmBOI - DEN
Nonstop2h 00mFrontier
Deal found 6/12$149
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:27 amDEN - PDX
Nonstop2h 54mAlaska Airlines
Wed 11/127:00 amPDX - DEN
Nonstop2h 31mAlaska Airlines
Deal found 6/11$157
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:45 pmDEN - PDX
1 stop4h 41mDelta
Tue 11/185:45 pmPDX - DEN
1 stop4h 39mDelta
Deal found 6/11$177
This Agoda.com deal was found by Cheapflights users on 6/12. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/211:40 amDEN - BOI
1 stop5h 10mHawaiian Airlines
Mon 10/67:21 amBOI - DEN
1 stop6h 39mHawaiian Airlines
Deal found 6/12$191
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:17 pmDEN - MFR
1 stop5h 44mHawaiian Airlines
Mon 8/2512:02 pmMFR - DEN
1 stop7h 25mHawaiian Airlines
Deal found 6/11$196
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:30 amCOS - PDX
1 stop5h 02mUnited Airlines
Mon 8/114:16 pmPDX - COS
1 stop6h 36mUnited Airlines
Deal found 6/11$205
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/118:10 pmCOS - PDX
1 stop5h 05mSouthwest
Tue 7/223:20 pmPDX - COS
1 stop7h 30mSouthwest
Deal found 6/10$207
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/246:35 amDEN - MFR
1 stop5h 25mDelta
Thu 8/2812:40 pmMFR - DEN
1 stop6h 05mDelta
Deal found 6/11$209
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:17 pmDEN - BOI
1 stop5h 42mAlaska Airlines
Tue 10/77:21 amBOI - DEN
1 stop6h 39mAlaska Airlines
Deal found 6/11$210
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/27:45 amDEN - BOI
Nonstop1h 57mUnited Airlines
Mon 10/67:00 amBOI - DEN
Nonstop1h 55mUnited Airlines
Deal found 6/10$211
This Agoda.com deal was found by Cheapflights users on 6/11. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:48 amDEN - BOI
Nonstop1h 55mMultiple Airlines
Mon 10/67:21 amBOI - DEN
1 stop6h 39mMultiple Airlines
Deal found 6/11$214

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado 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 June 12, 2025.
Use the filters below to find and compare flights from Colorado to Oregon that are best for you.

Fly from

Colorado

Fly to

Oregon

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 8/13

9:36 pm-11:24 pm

Nonstop2h 48m

Portland

Fri 8/15

6:35 am-10:14 am

Nonstop2h 39m

$131

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 9/4

9:48 am-11:43 am

Nonstop1h 55m

Boise Air Term. Gowen Fld

Thu 9/11

12:53 pm-2:53 pm

Nonstop2h 00m

$149

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 8/13

12:46 pm-6:00 pm

1 stop6h 14m

Portland

Sat 8/16

5:35 am-11:51 am

1 stop5h 16m

$177

DenverMedford

DEN - MFR

DENMFR

Denver Intl

Thu 8/21

6:17 pm-11:01 pm

1 stop5h 44m

Medford

Mon 8/25

12:02 pm-8:27 pm

1 stop7h 25m

$196

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Fri 8/8

5:30 am-9:32 am

1 stop5h 02m

Portland

Mon 8/11

4:16 pm-11:52 pm

1 stop6h 36m

$205

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 7/9

7:30 pm-11:50 pm

1 stop5h 20m

Portland

Tue 7/15

7:10 pm-10:35 pm

Nonstop2h 25m

$207

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Fri 7/11

8:10 pm-12:15 am

1 stop5h 05m

Portland

Tue 7/22

3:20 pm-11:50 pm

1 stop7h 30m

$207

DenverMedford

DEN - MFR

DENMFR

Denver Intl

Sun 8/24

6:35 am-11:00 am

1 stop5h 25m

Medford

Thu 8/28

12:40 pm-7:45 pm

1 stop6h 05m

$209

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Wed 9/3

11:40 am-4:50 pm

1 stop5h 10m

Boise Air Term. Gowen Fld

Mon 9/15

4:34 pm-9:47 pm

1 stop5h 13m

$210

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Tue 8/5

8:40 am-10:35 am

Nonstop1h 55m

Boise Air Term. Gowen Fld

Wed 8/13

4:05 pm-6:00 pm

Nonstop1h 55m

$211

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 results
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Best time to book a flight from Colorado to Oregon

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

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Oregon (average of $277). Flying from Colorado to Oregon in March is currently the most expensive (average of $368). 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 CO to OR?

Find hourly flight availability from Colorado 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Oregon as you normally would.

Weekly flight availability from Colorado to Oregon

Explore weekly flight availability from Colorado 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 June 12, 2025.

The most flights from USCO to USOR 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 (4 on average).

Rainfall in Oregon by month

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

In terms of precipitation, rainfall in Oregon ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Oregon when rainfall is around 0.7 in.

Temperature in Oregon by month

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

If weather is an important factor for your trip to Oregon, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 June 12, 2025.
To help decide which airline to fly from Colorado to Oregon, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

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 Colorado to Oregon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Colorado to Oregon flight route?

    Flights from Colorado to Oregon have been viewed 67 times in the past calendar month.

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

    For one-way options, check prices for Hawaiian Airlines. According to our data, you can fly for as low as $79. Users have also found prices from $81 and $88 on Southwest and Allegiant Air, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Colorado to Oregon (average of $277). Flying from Colorado to Oregon in March is currently the most expensive (average of $368). 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

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Alternative routes for Colorado to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Colorado to Oregon

Discover the top 7 airlines that operate flights from Colorado 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$139FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$94Average$255FlexibilityNo cancel feeOn-time85%
DeltaCheapest$128Average$287FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$153Average$464FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$157Average$392FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$158Average$297FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$228Average$413FlexibilityNo cancel feeOn-time71%

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