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Cheap flights from Portland to Colorado from $72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Colorado departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:04 pm - 3:41 pm
PDX
-
DEN
2h 37mnonstop
Frontier Logo
10:40 pm - 8:58 am
DEN
-
PDX
11h 18m
1 stop
$122Frontier
Fri, Mar 13 - Tue, Mar 17
Frontier Logo
11:48 am - 3:26 pm
PDX
-
DEN
2h 38mnonstop
Frontier Logo
9:10 am - 11:03 am
DEN
-
PDX
2h 53mnonstop
$123Frontier
Fri, May 8 - Sun, May 10
Southwest Logo
6:20 am - 11:25 am
PDX
-
COS
4h 05m
1 stop
Southwest Logo
10:15 am - 3:45 pm
COS
-
PDX
6h 30m
1 stop
$157Southwest
Wed, Feb 18 - Tue, Feb 24
Delta Logo
5:45 am - 11:15 am
PDX
-
COS
4h 30m
1 stop
Delta Logo
12:00 pm - 6:48 pm
COS
-
PDX
7h 48m
2 stops
$162Delta
Wed, Feb 18 - Tue, Feb 24
Delta Logo
5:45 am - 11:15 am
PDX
-
COS
4h 30m
1 stop
Delta Logo
12:00 pm - 8:55 pm
COS
-
PDX
9h 55m
2 stops
$172Delta
Sat, Feb 21 - Thu, Feb 26
United Airlines Logo
5:05 am - 12:39 pm
PDX
-
DRO
6h 34m
1 stop
United Airlines Logo
1:41 pm - 5:51 pm
DRO
-
PDX
5h 10m
1 stop
$200United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
5:05 am - 12:31 pm
PDX
-
COS
6h 26m
1 stop
United Airlines Logo
6:55 pm - 11:14 pm
COS
-
PDX
5h 19m
1 stop
$217United Airlines
Sat, Feb 21 - Thu, Feb 26
American Airlines Logo
11:40 pm - 9:52 am
PDX
-
DRO
9h 12m
1 stop
American Airlines Logo
6:37 pm - 12:22 am
DRO
-
PDX
6h 45m
1 stop
$265American Airlines
Wed, Feb 25 - Wed, Mar 4
Southwest Logo
6:20 am - 11:25 am
PDX
-
COS
4h 05m
1 stop
Southwest Logo
4:50 pm - 10:30 pm
COS
-
PDX
6h 40m
1 stop
$268Southwest
Wed, Feb 18 - Mon, Feb 23
American Airlines Logo
12:59 am - 9:28 am
PDX
-
COS
7h 29m
1 stop
American Airlines Logo
1:39 pm - 9:38 pm
COS
-
PDX
8h 59m
1 stop
$278American Airlines
Mon, Apr 6 - Fri, Apr 10

Frontier flights from Portland to Colorado

Our best Frontier deals on Portland to Colorado flight tickets
Frontier
Mar 13
PDX12:04 pmPortland
2h 37m
DEN3:41 pmDenver Intl
Mar 17
DEN10:40 pmDenver Intl
11h 18m
1 stop
PDX8:58 amPortland
$122
Frontier
May 8
PDX11:48 amPortland
2h 38m
DEN3:26 pmDenver Intl
May 10
DEN9:10 amDenver Intl
2h 53m
PDX11:03 amPortland
$123
Frontier
Mar 6
PDX12:04 pmPortland
2h 37m
DEN3:41 pmDenver Intl
Mar 8
DEN10:29 pmDenver Intl
14h 23m
1 stop
PDX11:52 amPortland
$127

Alaska Airlines flights from Portland to Colorado

Our best Alaska Airlines deals on Portland to Colorado flight tickets
Alaska Airlines
Feb 25
PDX7:05 amPortland
2h 37m
DEN10:42 amDenver Intl
Mar 3
DEN11:38 amDenver Intl
3h 00m
PDX1:38 pmPortland
$137
Alaska Airlines
Feb 24
PDX7:05 amPortland
2h 37m
DEN10:42 amDenver Intl
Mar 5
DEN11:38 amDenver Intl
3h 00m
PDX1:38 pmPortland
$147
Alaska Airlines
Feb 25
PDX1:36 pmPortland
6h 47m
1 stop
DEN9:23 pmDenver Intl
Mar 7
DEN11:38 amDenver Intl
3h 00m
PDX1:38 pmPortland
$177

momondo 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, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Portland to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 3/13

12:04 pm-3:41 pm

Nonstop2h 37m

Denver Intl

Tue 3/17

10:40 pm-8:58 am

1 stop11h 18m

$122

PortlandDenver

PDX - DEN

PDXDEN

Portland

Fri 5/8

11:48 am-3:26 pm

Nonstop2h 38m

Denver Intl

Sun 5/10

9:10 am-11:03 am

Nonstop2h 53m

$123

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Wed 2/18

6:20 am-11:25 am

1 stop4h 05m

Colorado Springs

Tue 2/24

10:15 am-3:45 pm

1 stop6h 30m

$157

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Wed 2/18

5:45 am-11:15 am

1 stop4h 30m

Colorado Springs

Tue 2/24

12:00 pm-6:48 pm

2 stops7h 48m

$162

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Sat 2/21

5:45 am-11:15 am

1 stop4h 30m

Colorado Springs

Thu 2/26

12:00 pm-8:55 pm

2 stops9h 55m

$172

PortlandDurango

PDX - DRO

PDXDRO

Portland

Tue 2/24

5:05 am-12:39 pm

1 stop6h 34m

Durango La Plata County

Sat 2/28

1:41 pm-5:51 pm

1 stop5h 10m

$200

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Sat 2/21

5:05 am-12:31 pm

1 stop6h 26m

Colorado Springs

Thu 2/26

6:55 pm-11:14 pm

1 stop5h 19m

$217

PortlandDurango

PDX - DRO

PDXDRO

Portland

Wed 2/25

11:40 pm-9:52 am

1 stop9h 12m

Durango La Plata County

Wed 3/4

6:37 pm-12:22 am

1 stop6h 45m

$265

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Wed 2/18

6:20 am-11:25 am

1 stop4h 05m

Colorado Springs

Mon 2/23

4:50 pm-10:30 pm

1 stop6h 40m

$268

PortlandColorado Springs

PDX - COS

PDXCOS

Portland

Mon 4/6

12:59 am-9:28 am

1 stop7h 29m

Colorado Springs

Fri 4/10

1:39 pm-9:38 pm

1 stop8h 59m

$278

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colorado from

How to get the cheapest flight ticket from Portland to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Portland, with most prices found around $169. The month of January is another great option to travel to Colorado, with average flight prices from Portland averaging around $180.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Portland to Colorado is on a Friday when prices can be found for as low as $317. On the other hand, Sunday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $383.

What is the cheapest time of day to depart on your flight to Colorado?

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $321. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $367 per ticket.

What is the cheapest Portland to Colorado flight route?

Fly from Portland to Denver Intl for the best Portland - Colorado flight prices

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

You are more likely to see cheaper flights to Colorado from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $207 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Portland for as low as $162 on momondo.

What cabin class options are available on Portland to Colorado flights?

There are 4 cabin classes available to choose from on Portland to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Colorado flights?

No. A direct flight is the cheapest option for a flight between Portland to Colorado.

Cheap Portland to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Colorado

Best Price Found

$154

Fastest flight time

2h 23m

Direct flights

Every day

Airports in Colorado

87 airports
The best one-way flight to Colorado from Portland in the past 72 hours is $154. The best round-trip flight deal from Portland to Colorado found on momondo in the last 72 hours is $257.
The fastest flight from Portland to Colorado takes 2h 23m
Direct flights go from Portland to Colorado every day.
There are 87 airports in Colorado. From Portland there are direct flights to Denver Intl (DEN).
Search flight deals

  • When did momondo last update prices for flights from Portland Airport to Colorado?

    Prices for flights from Portland Airport to Colorado are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Colorado?

  • How old do you have to be to fly from Portland Airport to Colorado?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Colorado.

  • What documentation or ID do you need to fly to Colorado?

    The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Colorado?

Best airlines flying from Portland to Colorado

Compare and see reviews for airlines that fly from Portland to Colorado with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $56Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,127 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $88Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $138Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $147Free CancellationRating
8.0
11,807 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $153Free CancellationRating
8.0
4,267 reviews
Search Southwest flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Colorado?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Colorado. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Colorado with flexible booking policies on momondo?

Flights from Portland to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Colorado?

momondo provides multiple filters to help you find the best flight to Colorado from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Colorado right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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