HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$87+ Cheap flights from Colorado to Portland (PDX)

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PDX
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado to Portland

Keep the following information in mind while searching for Colorado to Portland flight deals. Data was last updated April 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$135
(Cheapflightsfares)

One-way from

$87
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$207

Good round-trip deal

$177 or less

Good one-way deal

$103 or less
Provider with most accurate pricing for Denver Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Portland flights.
Search Deals
From Colorado to Portland
Search Deals
One-way flight from Colorado to Portland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Portland.
Search Deals
Price to beat on a one-way flight from Colorado to Portland.
Search Deals

Find flight deals from Colorado to Portland

Cheapest flights from Colorado to Portland
Explore the most affordable flight options available from Colorado to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 5/79:43 pmDEN - PDX
Nonstop2h 44mFrontier
Sat 5/106:20 amPDX - DEN
Nonstop2h 38mFrontier
Deal found 4/17$135
This Expedia deal was found by Cheapflights users on 4/17. 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 5/79:43 pmDEN - PDX
Nonstop2h 44mMultiple Airlines
Sat 5/104:00 pmPDX - DEN
1 stop6h 59mMultiple Airlines
Deal found 4/17$172
This Southwest deal was found by Cheapflights users on 4/17. 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.
Sat 5/108:45 pmDEN - PDX
Nonstop2h 40mSouthwest
Wed 5/141:40 pmPDX - DEN
1 stop5h 00mSouthwest
Deal found 4/17$187
This Hawaiian Airlines deal was found by Cheapflights users on 4/17. 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 5/147:55 pmDEN - PDX
1 stop4h 49mHawaiian Airlines
Sat 5/172:30 pmPDX - DEN
Nonstop2h 39mHawaiian Airlines
Deal found 4/17$204
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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.
Fri 6/137:11 pmDEN - PDX
Nonstop2h 44mAlaska Airlines
Sun 9/72:57 pmPDX - DEN
Nonstop2h 40mAlaska Airlines
Deal found 4/17$206
This Delta deal was found by Cheapflights users on 4/17. 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.
Thu 5/85:30 amDEN - PDX
1 stop4h 12mDelta
Tue 5/135:35 amPDX - DEN
1 stop4h 25mDelta
Deal found 4/17$207
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Tue 6/35:30 amCOS - PDX
1 stop5h 09mUnited Airlines
Wed 6/44:15 pmPDX - COS
1 stop4h 36mUnited Airlines
Deal found 4/16$217
This Southwest deal was found by Cheapflights users on 4/16. 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 6/46:50 pmCOS - PDX
1 stop5h 15mSouthwest
Wed 6/113:20 pmPDX - COS
1 stop7h 30mSouthwest
Deal found 4/16$237
This American Airlines deal was found by Cheapflights users on 4/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:09 pmCOS - PDX
1 stop8h 15mAmerican Airlines
Mon 8/1111:59 pmPDX - COS
1 stop8h 23mAmerican Airlines
Deal found 4/16$257
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/95:00 amGJT - PDX
1 stop6h 50mAmerican Airlines
Mon 5/125:05 amPDX - GJT
1 stop5h 02mAmerican Airlines
Deal found 4/17$269
This Sun Country Air deal was found by Cheapflights users on 4/17. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/197:07 pmDEN - PDX
1 stop28h 39mSun Country Air
Thu 6/2611:59 pmPDX - DEN
1 stop15h 32mSun Country Air
Deal found 4/17$275
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 5/59:05 pmDEN - PDX
Nonstop2h 48mUnited Airlines
Thu 5/155:00 amPDX - DEN
Nonstop2h 37mUnited Airlines
Deal found 4/17$282

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Portland 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 April 17, 2025.
Use the filters below to find and compare flights from Colorado to Portland that are best for you.

Fly from

Colorado

Fly to

Portland

Route

Depart

Return

Price

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 5/7

9:43 pm-11:27 pm

Nonstop2h 44m

Portland

Sat 5/10

6:20 am-9:58 am

Nonstop2h 38m

$135

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 5/7

9:43 pm-11:27 pm

Nonstop2h 44m

Portland

Sat 5/10

4:00 pm-11:59 pm

1 stop6h 59m

$172

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 5/10

8:45 pm-10:25 pm

Nonstop2h 40m

Portland

Wed 5/14

1:40 pm-7:40 pm

1 stop5h 00m

$187

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Wed 5/14

7:55 pm-11:44 pm

1 stop4h 49m

Portland

Sat 5/17

2:30 pm-6:09 pm

Nonstop2h 39m

$204

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Fri 6/13

7:11 pm-8:55 pm

Nonstop2h 44m

Portland

Sun 9/7

2:57 pm-6:37 pm

Nonstop2h 40m

$206

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Thu 5/8

7:45 am-2:50 pm

1 stop8h 05m

Portland

Wed 5/14

5:30 am-12:04 pm

1 stop5h 34m

$207

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Tue 6/3

5:30 am-9:39 am

1 stop5h 09m

Portland

Wed 6/4

4:15 pm-9:51 pm

1 stop4h 36m

$217

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Wed 6/4

6:50 pm-11:05 pm

1 stop5h 15m

Portland

Wed 6/11

3:20 pm-11:50 pm

1 stop7h 30m

$237

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Thu 8/7

5:09 pm-12:24 am

1 stop8h 15m

Portland

Mon 8/11

11:59 pm-9:22 am

1 stop8h 23m

$257

Grand JunctionPortland

GJT - PDX

GJTPDX

Grand Junction Regnl

Fri 5/9

5:00 am-10:50 am

1 stop6h 50m

Portland

Mon 5/12

5:05 am-11:07 am

1 stop5h 02m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 39 results
1
2
3
4

Best time to book a flight from Colorado to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland

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

Currently, November is the cheapest month in which you can book a flight from Colorado to Portland (average of $277). Flying from Colorado to Portland in March is currently the most expensive (average of $369). 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 PDX?

Find hourly flight availability from Colorado to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

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

Weekly flight availability from Colorado to Portland

Explore weekly flight availability from Colorado to Portland. 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 April 17, 2025.

The most flights from USCO to PDX are scheduled on a Thursday (16 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 Portland by month

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

In terms of precipitation, rainfall in Portland 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 Portland when rainfall is around 0.7 in.

Temperature in Portland by month

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

If weather is an important factor for your trip to Portland, 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 Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated April 17, 2025.
To help decide which airline to fly from Colorado to Portland, see what other customers have to say about Alaska Airlines, Southwest and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,887 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,916 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Hawaiian Airlines
7.9
Good
2,380 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,887 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Colorado to Portland. 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 Portland from Colorado?

    For a flight from Colorado to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city.

  • How popular is this Colorado to Portland flight route?

    This flight path from Colorado to Portland was viewed by 41 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $87. Alaska Airlines flights start at $89 while deals on Southwest start at $104 one-way.

  • What are the most popular routes from Colorado to Portland?

    The most popular flight routes from Colorado to Portland are Denver Intl - Portland, Grand Junction Regnl - Portland and Colorado Springs - Portland.

  • What are the most reliable airlines from Colorado to Portland?

    Before booking your flight to Portland from Colorado, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (96%), Hawaiian Airlines (95%), United Airlines( 77%).

  • What are the cheapest flights from Colorado to Portland?

    Looking at all options, your cheapest flight can be booked for $77. While the most popular route (Denver Intl - Portland) can be booked for $154 on average our data indicates $310 when flying from Colorado to Portland.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Colorado to Portland (average of $277). Flying from Colorado to Portland in March is currently the most expensive (average of $369). 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 Colorado?

Book flights to Colorado if you plan to visit one of these locations
Beaverton
Lincoln City
Seaside
Clackamas
Vancouver
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview

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 Portland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Portland flights
John F Kennedy Intl to Portland flights
Dallas/Fort Worth to Portland flights
Newark to Portland flights
O'Hare Intl to Portland flights
Dulles Intl to Portland flights
Santa Ana to Portland flights
Ontario to Portland flights
Burbank to Portland flights
Boston to Portland flights
San Francisco to Portland flights
LaGuardia to Portland flights
San Diego to Portland flights
Reagan-National to Portland flights
Minneapolis to Portland flights
Denver to Portland flights
Austin to Portland flights
Orlando to Portland flights
Sky Harbor Intl to Portland flights
San Jose to Portland flights
Los Angeles to Boise flights
Hobby to Portland flights
Oakland to Portland flights
Atlanta to Portland flights
Baltimore to Portland flights
George Bush Intcntl to Portland flights
Detroit to Portland flights
Kansas City to Portland flights
Sacramento to Portland flights
Midway to Portland flights
Philadelphia to Portland flights
Salt Lake City to Portland flights
Seattle to Boise flights
Los Angeles to Eugene flights
Denver to Boise flights
Nashville to Portland flights
Honolulu to Portland flights
Minneapolis to Boise flights
Portland to Boise flights
Charlotte to Portland flights
Cleveland to Portland flights
San Francisco to Eugene flights
San Francisco to Boise flights
Santa Ana to Boise flights
Love Field to Portland flights
Los Angeles to Redmond flights
Raleigh to Portland flights
Dallas/Fort Worth to Boise flights
O'Hare Intl to Boise flights
San Francisco to Redmond flights

Top 7 airlines flying from Colorado to Portland

Discover the top 7 airlines that operate flights from Colorado to Portland. 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$128FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$98Average$215FlexibilityNo cancel feeOn-time85%
DeltaCheapest$128Average$315FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$148Average$254FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$148Average$506FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$157Average$387FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$296Average$452FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.