How popular is this Colorado to Oregon flight route?

Flights from Colorado to Oregon have been viewed 45 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 Frontier. According to our data, you can fly for as low as $70. Users have also found prices from $84 and $88 on Alaska Airlines and Hawaiian Airlines, respectively.

How far in advance should I book a flight from Colorado to Oregon?

Users have found that booking a flight from Colorado to Oregon at least 58 days early can save you up to 66% on average compared to booking a flight this week. If booking 58 days before your flight isn’t an option for you, users have found flights from Colorado to Oregon for as little as $147 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $283 for flights departing within the next 3 days.

What is the cheapest month to fly from Colorado to Oregon?

September is one of the best times of the year to fly to Oregon from Colorado. Prices for September average $190 per person but you can even find prices for as low as $56. The most expensive prices can be found in the month of March. Opting for a September flight can save you 24% on your journey compared to booking in March

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.

$68+ Flights from Colorado to Oregon

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Cheap flight deals from Colorado to Oregon

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$116 (Frontier)
One-way from	$70 (CheapOair)
Popular in	March
Cheapest in	September
Average price	$237
Good round-trip deal	$176 or less
Good one-way deal	$95 or less

Provider with most accurate pricing for Denver Intl-Portland flight deals.

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Provider most trusted by Cheapflights users for Denver Intl-Portland flights.

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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. 6% potential increase in price ($13 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 March 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 March 28, 2025.

Sat 4/1910:45 pmDEN - PDX

Nonstop2h 52mFrontier

Tue 4/226:20 amPDX - DEN

Nonstop2h 36mFrontier

Deal found 3/27

$115

Tue 4/227:00 amDEN - PDX

1 stop4h 52mMultiple Airlines

Sat 4/266:20 amPDX - DEN

Nonstop2h 36mMultiple Airlines

Deal found 3/27

$162

Tue 5/66:37 pmDEN - PDX

Nonstop2h 48mAlaska Airlines

Wed 5/145:40 pmPDX - DEN

Nonstop2h 35mAlaska Airlines

Deal found 3/27

$177

Wed 4/239:00 pmDEN - PDX

Nonstop2h 48mUnited Airlines

Tue 4/291:39 pmPDX - DEN

1 stop8h 05mUnited Airlines

Deal found 3/27

$183

Thu 4/246:30 amDEN - RDM

1 stop5h 11mDelta

Thu 5/15:36 pmRDM - DEN

1 stop5h 04mDelta

Deal found 3/26

$189

Wed 4/167:00 amDEN - PDX

1 stop4h 52mHawaiian Airlines

Tue 4/2210:35 amPDX - DEN

1 stop7h 22mHawaiian Airlines

Deal found 3/26

$196

Mon 4/219:35 pmDEN - BOI

Nonstop1h 55mSouthwest

Tue 4/224:20 pmBOI - DEN

Nonstop1h 55mSouthwest

Deal found 3/26

$197

Tue 6/36:25 pmDEN - PDX

1 stop6h 18mDelta

Wed 6/115:06 pmPDX - DEN

1 stop4h 10mDelta

Deal found 3/27

$197

Wed 5/77:00 amDEN - PDX

1 stop6h 00mSouthwest

Tue 5/1310:40 amPDX - DEN

2 stops6h 50mSouthwest

Deal found 3/27

$202

Thu 5/16:37 pmDEN - BOI

1 stop5h 22mHawaiian Airlines

Sat 5/36:41 pmBOI - DEN

1 stop5h 18mHawaiian Airlines

Deal found 3/25

$206

Thu 5/157:05 pmDEN - BOI

1 stop4h 54mMultiple Airlines

Sun 5/182:27 pmBOI - DEN

Nonstop1h 59mMultiple Airlines

Deal found 3/26

$209

Thu 6/269:50 amDEN - BOI

Nonstop1h 57mFrontier

Tue 7/112:36 pmBOI - DEN

Nonstop1h 58mFrontier

Deal found 3/27

$215

Best flights from Colorado to Oregon
Discover carefully curated flight deals from Colorado to Oregon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Tue 4/2210:50 pmDEN - PDX

Nonstop2h 52mFrontier

Tue 4/296:20 amPDX - DEN

Nonstop2h 36mFrontier

Deal found 3/26

$116

Tue 4/226:37 pmDEN - PDX

Nonstop2h 48mAlaska Airlines

Tue 4/2910:35 amPDX - DEN

1 stop7h 22mAlaska Airlines

Deal found 3/26

$167

Sat 4/268:20 amDEN - PDX

Nonstop2h 42mMultiple Airlines

Sun 4/277:15 amPDX - DEN

Nonstop2h 36mMultiple Airlines

Deal found 3/25

$169

Wed 4/239:00 pmDEN - PDX

Nonstop2h 48mUnited Airlines

Tue 4/291:39 pmPDX - DEN

1 stop8h 05mUnited Airlines

Deal found 3/27

$183

Thu 4/246:30 amDEN - RDM

1 stop5h 11mDelta

Thu 5/15:36 pmRDM - DEN

1 stop5h 04mDelta

Deal found 3/26

$189

Wed 4/167:00 amDEN - PDX

1 stop4h 52mHawaiian Airlines

Tue 4/2210:35 amPDX - DEN

1 stop7h 22mHawaiian Airlines

Deal found 3/26

$196

Mon 5/57:55 pmDEN - PDX

1 stop5h 40mSouthwest

Wed 5/141:40 pmPDX - DEN

1 stop5h 00mSouthwest

Deal found 3/27

$206

Wed 5/2811:16 amDEN - BOI

1 stop5h 24mAmerican Airlines

Sun 6/16:52 amBOI - DEN

1 stop5h 18mAmerican Airlines

Deal found 3/27

$248

Mon 8/117:15 pmDEN - PDX

1 stop23h 31mSun Country Air

Sun 8/1711:59 pmPDX - DEN

1 stop17h 16mSun Country Air

Deal found 3/26

$265

Tue 4/227:20 pmDEN - BOI

Nonstop2h 02mUnited Airlines

Wed 4/236:30 amBOI - DEN

Nonstop1h 58mUnited Airlines

Deal found 3/27

$197

Thu 5/17:00 amDEN - BOI

1 stop6h 47mHawaiian Airlines

Sat 5/34:26 pmBOI - DEN

1 stop7h 33mHawaiian Airlines

Deal found 3/26

$206

Thu 6/125:30 amDEN - BOI

1 stop4h 00mDelta

Wed 6/186:00 amBOI - DEN

1 stop3h 24mDelta

Deal found 3/27

$207

Last-minute flights from Colorado to Oregon
Discover last-minute flight deals from Colorado to Oregon. Data last updated March 28, 2025 and is based on user searches.

Wed 4/210:45 pmDEN - PDX

Nonstop2h 52mFrontier

Wed 4/1610:04 amPDX - DEN

Nonstop2h 35mFrontier

Deal found 3/26

$135

Wed 4/210:45 pmDEN - PDX

Nonstop2h 52mMultiple Airlines

Wed 4/1611:50 amPDX - DEN

1 stop6h 11mMultiple Airlines

Deal found 3/26

$171

Wed 4/23:20 pmDEN - PDX

2 stops7h 20mSouthwest

Wed 4/165:45 amPDX - DEN

1 stop5h 15mSouthwest

Deal found 3/26

$262

Thu 4/36:10 amDEN - EUG

1 stop5h 30mDelta

Sun 4/65:20 pmEUG - DEN

1 stop5h 20mDelta

Deal found 3/27

$469

Thu 4/36:39 pmCOS - PDX

1 stop5h 09mUnited Airlines

Sun 4/64:18 pmPDX - COS

1 stop4h 18mUnited Airlines

Deal found 3/27

$497

Thu 4/31:25 pmCOS - PDX

2 stops7h 45mSouthwest

Sun 4/63:45 pmPDX - COS

2 stops7h 20mSouthwest

Deal found 3/27

$507

Fri 4/47:45 pmDEN - RDM

Nonstop2h 38mUnited Airlines

Sun 4/65:00 amRDM - DEN

Nonstop2h 32mUnited Airlines

Deal found 3/27

$289

Fri 4/411:10 amDEN - BOI

2 stops7h 50mSouthwest

Sun 4/610:50 amBOI - DEN

Nonstop1h 50mSouthwest

Deal found 3/27

$504

Sat 4/57:00 amDEN - BOI

1 stop6h 52mHawaiian Airlines

Sun 4/206:37 amBOI - DEN

1 stop5h 11mHawaiian Airlines

Deal found 3/26

$312

Sat 4/58:55 pmDEN - BOI

Nonstop2h 08mUnited Airlines

Sun 4/202:38 pmBOI - DEN

Nonstop1h 58mUnited Airlines

Deal found 3/26

$383

Sat 4/511:16 amDEN - PDX

2 stops12h 33mAlaska Airlines

Tue 4/85:20 pmPDX - DEN

1 stop5h 38mAlaska Airlines

Deal found 3/25

$402

Sat 4/57:00 amDEN - BOI

1 stop6h 52mAlaska Airlines

Sun 4/206:37 amBOI - DEN

2 stops8h 16mAlaska Airlines

Deal found 3/26

$411

One-way flights from Colorado to Oregon
Search for one-way flight options from Colorado to Oregon. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Tue 5/2011:40 amDEN - BOI

Nonstop1h 57mFrontier

Deal found 3/27

$70

Wed 6/112:54 pmDEN - PDX

Nonstop2h 51mFrontier

Deal found 3/27

$78

Wed 6/47:05 pmDEN - BOI

1 stop4h 54mAlaska Airlines

Deal found 3/27

$84

Tue 6/1011:40 amDEN - BOI

1 stop5h 04mHawaiian Airlines

Deal found 3/27

$88

Wed 6/47:45 amDEN - BOI

Nonstop2h 01mUnited Airlines

Deal found 3/27

$89

Tue 5/207:05 pmDEN - PDX

Nonstop2h 45mAlaska Airlines

Deal found 3/27

$89

Wed 6/116:40 amDEN - PDX

1 stop6h 40mSouthwest

Deal found 3/27

$98

Tue 4/298:05 amCOS - PDX

1 stop5h 23mDelta

Deal found 3/27

$99

Thu 5/85:30 amDEN - BOI

1 stop4h 36mDelta

Deal found 3/27

$109

Sun 6/86:30 amDEN - PDX

1 stop7h 45mDelta

Deal found 3/28

$109

Wed 6/44:35 pmDEN - BOI

2 stops7h 20mSouthwest

Deal found 3/27

$114

Sat 5/247:05 pmDEN - EUG

1 stop4h 23mAlaska Airlines

Deal found 3/26

$114

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 4/22

10:50 pm-12:42 am

Nonstop2h 52m

Portland

Tue 4/29

6:20 am-9:56 am

Nonstop2h 36m

$116

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Tue 4/22

6:37 pm-8:25 pm

Nonstop2h 48m

Portland

Tue 4/29

10:35 am-6:57 pm

1 stop7h 22m

$167

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 4/26

8:20 am-10:02 am

Nonstop2h 42m

Portland

Sun 4/27

7:15 am-10:51 am

Nonstop2h 36m

$169

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 4/23

9:00 pm-10:48 pm

Nonstop2h 48m

Portland

Tue 4/29

1:39 pm-10:44 pm

1 stop8h 05m

$183

DenverRedmond

DEN - RDM

DENRDM

Denver Intl

Thu 4/24

6:30 am-10:41 am

1 stop5h 11m

Bend/Redmond

Thu 5/1

5:36 pm-11:40 pm

1 stop5h 04m

$189

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 4/16

7:00 am-10:52 am

1 stop4h 52m

Portland

Tue 4/22

10:35 am-6:57 pm

1 stop7h 22m

$196

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Mon 4/21

9:35 pm-11:30 pm

Nonstop1h 55m

Boise Air Term. Gowen Fld

Tue 4/22

4:20 pm-6:15 pm

Nonstop1h 55m

$197

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 5/1

6:37 pm-11:59 pm

1 stop5h 22m

Boise Air Term. Gowen Fld

Sat 5/3

6:41 pm-11:59 pm

1 stop5h 18m

$206

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Mon 5/5

7:55 pm-12:35 am

1 stop5h 40m

Portland

Wed 5/14

1:40 pm-7:40 pm

1 stop5h 00m

$206

DenverBoise

DEN - BOI

DENBOI

Denver Intl

Thu 5/15

7:05 pm-11:59 pm

1 stop4h 54m

Boise Air Term. Gowen Fld

Sun 5/18

2:27 pm-4:26 pm

Nonstop1h 59m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 60 results

...

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 $370). 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?

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

The most flights from USCO to USOR are scheduled on a Friday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Oregon 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

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

To help decide which airline to fly from Colorado to Oregon, see what other customers have to say about Southwest, Alaska Airlines 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.

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest

8.1

Very good

4,273 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines

8.0

Very good

9,798 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta

8.0

Very good

7,896 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Hawaiian Airlines

7.9

Good

2,335 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines

7.4

Good

8,603 reviews

Southwest

8.1

Very good

4,273 reviews

Reviews

1 / 20

8.0

Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

How popular is this Colorado to Oregon flight route?
Flights from Colorado to Oregon have been viewed 45 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 Frontier. According to our data, you can fly for as low as $70. Users have also found prices from $84 and $88 on Alaska Airlines and Hawaiian Airlines, 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 $370). 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

Top 7 airlines flying from Colorado to Oregon

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$56	Average$125	FlexibilityNo cancel fee	On-time62%
Hawaiian Airlines	Cheapest$98	Average$216	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$141	Average$316	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$146	Average$489	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$148	Average$301	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$156	Average$393	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$228	Average$422	FlexibilityNo cancel fee	On-time71%

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$68+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.

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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 March 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Colorado to Oregon

Cheapest flights from Colorado to OregonExplore 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 March 28, 2025.

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 March 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado to Oregon that are best for you.

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.

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?

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 March 28, 2025.

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 March 28, 2025.

Rainfall in Oregon by month

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

Temperature in Oregon by month

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

Reviews of airlines servicing Oregon

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?

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

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

How can I find direct flights from Colorado to Oregon?

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

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

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 Colorado to Oregon

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Colorado to Oregon

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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 March 28, 2025.