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Colorado

$75+ Cheap flights from Portland (PDX) to Colorado

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DEN
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Portland to Colorado

Keep the following information in mind while searching for Portland to Colorado flight deals. Data was last updated July 1, 2025.

Round-trip from

$122
(Kiwi.com)

One-way from

$77
(Priceline)

Popular in

March

Cheapest in

September

Average price

$186

Good round-trip deal

$230 or less

Good one-way deal

$141 or less
From Portland to Colorado
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One-way flight from Portland to Colorado
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Highest demand for flights based on searches. 5% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Portland to Colorado.
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Price to beat on a one-way flight from Portland to Colorado.
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Find flight deals from Portland to Colorado

Cheapest flights from Portland to Colorado
Explore the most affordable flight options available from Portland to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/75:50 pmPDX - DEN
Nonstop2h 36mFrontier
Wed 8/139:43 amDEN - PDX
Nonstop2h 47mFrontier
Deal found 7/1$122
This Hawaiian Airlines deal was found by Cheapflights users on 6/30. 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 9/172:32 pmPDX - DEN
1 stop4h 55mHawaiian Airlines
Wed 9/2411:40 amDEN - PDX
Nonstop2h 43mHawaiian Airlines
Deal found 6/30$167
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:55 pmPDX - COS
1 stop6h 15mSouthwest
Mon 11/106:00 amCOS - PDX
1 stop4h 55mSouthwest
Deal found 6/29$197
This Delta deal was found by Cheapflights users on 6/30. 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.
Thu 8/2112:46 amPDX - COS
1 stop8h 25mDelta
Sat 9/65:55 pmCOS - PDX
1 stop5h 40mDelta
Deal found 6/30$207
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:00 amPDX - EGE
1 stop8h 37mAmerican Airlines
Sat 9/138:12 amEGE - PDX
1 stop9h 52mAmerican Airlines
Deal found 6/29$229
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:29 pmPDX - GJT
1 stop5h 48mAmerican Airlines
Sun 8/36:59 pmGJT - PDX
1 stop5h 23mAmerican Airlines
Deal found 6/30$229
This United Airlines deal was found by Cheapflights users on 6/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:00 amPDX - GJT
1 stop6h 36mUnited Airlines
Tue 8/125:30 amGJT - PDX
2 stops8h 02mUnited Airlines
Deal found 6/28$234
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/411:59 pmPDX - COS
1 stop8h 52mAmerican Airlines
Sat 8/95:24 pmCOS - PDX
1 stop6h 35mAmerican Airlines
Deal found 6/29$258
This Southwest deal was found by Cheapflights users on 6/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/105:35 amPDX - MTJ
1 stop8h 45mSouthwest
Sat 8/1612:35 pmMTJ - PDX
2 stops8h 00mSouthwest
Deal found 6/29$281
This American Airlines deal was found by Cheapflights users on 6/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/205:05 amPDX - DRO
1 stop6h 06mAmerican Airlines
Fri 10/2412:01 pmDRO - PDX
1 stop8h 12mAmerican Airlines
Deal found 6/29$290
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:02 pmPDX - COS
1 stop4h 57mUnited Airlines
Mon 11/106:20 pmCOS - PDX
1 stop5h 36mUnited Airlines
Deal found 6/29$293
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Mon 7/145:00 amPDX - HDN
1 stop6h 20mUnited Airlines
Wed 7/163:25 pmHDN - PDX
2 stops10h 10mUnited Airlines
Deal found 6/30$306

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Colorado 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 July 1, 2025.
Use the filters below to find and compare flights from Portland to Colorado that are best for you.

Fly from

Portland

Fly to

Colorado

Route

Depart

Return

Price

PortlandDenver

PDX - DEN

PDXDEN

Portland

Thu 8/7

5:50 pm-9:26 pm

Nonstop2h 36m

Denver Intl

Wed 8/13

9:43 am-11:30 am

Nonstop2h 47m

$122

PortlandDenver

PDX - DEN

PDXDEN

Portland

Wed 9/17

2:32 pm-8:27 pm

1 stop4h 55m

Denver Intl

Wed 9/24

11:40 am-1:23 pm

Nonstop2h 43m

$167

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Thu 11/6

3:55 pm-11:10 pm

1 stop6h 15m

Colorado Springs

Mon 11/10

6:00 am-9:55 am

1 stop4h 55m

$197

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Thu 8/21

12:46 am-10:11 am

1 stop8h 25m

Colorado Springs

Sat 9/6

5:55 pm-10:35 pm

1 stop5h 40m

$207

PortlandVail

PDX - EGE

PDXEGE

Portland

Wed 9/3

9:00 am-6:37 pm

1 stop8h 37m

Vail Eagle County

Sat 9/13

8:12 am-5:04 pm

1 stop9h 52m

$229

PortlandGrand Junction

PDX - GJT

PDXGJT

Portland

Wed 7/30

5:29 pm-12:17 am

1 stop5h 48m

Grand Junction Regnl

Sun 8/3

6:59 pm-11:22 pm

1 stop5h 23m

$229

PortlandGrand Junction

PDX - GJT

PDXGJT

Portland

Sat 8/9

5:00 am-12:36 pm

1 stop6h 36m

Grand Junction Regnl

Tue 8/12

5:30 am-12:32 pm

2 stops8h 02m

$234

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Mon 8/4

11:59 pm-9:51 am

1 stop8h 52m

Colorado Springs

Sat 8/9

5:24 pm-10:59 pm

1 stop6h 35m

$258

PortlandMontrose

PDX - MTJ

PDXMTJ

Portland

Sun 8/10

5:35 am-3:20 pm

1 stop8h 45m

Montrose County

Sat 8/16

12:35 pm-7:35 pm

2 stops8h 00m

$281

PortlandDurango

PDX - DRO

PDXDRO

Portland

Mon 10/20

5:05 am-12:11 pm

1 stop6h 06m

Durango La Plata County

Fri 10/24

12:01 pm-7:13 pm

1 stop8h 12m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 44 results
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Best time to book a flight from Portland to Colorado

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

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

Currently, October is the cheapest month in which you can book a flight from Portland to Colorado (average of $197). Flying from Portland to Colorado 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 PDX to CO?

Find hourly flight availability from Portland to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

When flying from Portland to Colorado, 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 Portland to Colorado

Explore weekly flight availability from Portland to Colorado. 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 July 1, 2025.

The most flights from PDX to USCO are scheduled on a Monday (22 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Portland to Colorado?

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated July 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Portland to Colorado by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
4,275 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
7.8
Good
2,538 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

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 Portland to Colorado. 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 from for flights from Portland to Colorado?

    If you book a flight to Colorado from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland.

  • How popular is this Portland to Colorado flight route?

    Flights from Portland to Colorado have been viewed 241 times in the past calendar month.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $77. United Airlines flights start at $79 while deals on Alaska Airlines start at $88 one-way.

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

    The most popular route from Portland to Colorado is Portland - Denver Intl. You may also consider Portland - Durango La Plata County or Portland - Colorado Springs.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Portland to Colorado on time: Lufthansa (85%), United Airlines (83%), Hawaiian Airlines (72%).

  • What are the cheapest flights from Portland to Colorado?

    On average you can expect to pay $1,063 for a flight from Portland to Colorado. The cheapest flight overall is $97 while the most popular route, (Portland - Denver Intl) is currently priced at $97.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Portland to Colorado (average of $197). Flying from Portland to Colorado 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

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Alternative routes for Portland to Colorado

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

Discover the top 7 airlines that operate flights from Portland to Colorado. 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$55Average$131FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$98Average$242FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$155Average$489FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$158Average$359FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$166Average$260FlexibilityNo cancel feeOn-time75%
DeltaCheapest$176Average$285FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$407FlexibilityNo cancel feeOn-time71%

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