What is the cheapest airline that flies from Colorado to Oregon?

United Airlines, Delta, and Southwest are the most popular carriers operating from Colorado to Oregon

How many flights depart from Colorado to Oregon on average per week?

95 flights are operational weekly from Colorado to Oregon as of March 2026. The most popular departure day for this route is Fri, with 42% of flights per week taking off on this day.

How many flights depart from Colorado to Oregon on average per day?

As of March 2026, 13 flights take off from Colorado and land in Oregon each day. The most common flight departure time for this route is 7:00PM, with 50% of daily flights taking off in the evening.

How long is the flight from Colorado to Oregon?

Flight times from Colorado to Oregon vary, but if you’re flying out of Denver and flying into Portland (one of the most popular routes), then the duration is 2h 39m on average. Another popular route from Colorado to Oregon is flying from Colorado Springs to Portland, which will take roughly 4h 54m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Oregon?

United Airlines, Frontier and Alaska Airlines are the top three most popular airlines that fly to Oregon from Colorado according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 7 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Colorado to Oregon?

Prices for flights from Colorado to Oregon are updated daily.

How many operators does momondo search for flights from Colorado to Oregon?

As of March 2026, there are 7 operators available to choose from for flights from Colorado to Oregon.

How old do you have to be to fly from Colorado to Oregon?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Oregon.

What documentation or ID do you need to fly to Oregon?

The required travel and health documents for your Oregon trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$53 Cheap Flights from Colorado to Oregon in 2026

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:30 pm - 11:50 am

DEN

PDX

15h 20m

1 stop

12:38 pm - 4:18 pm

PDX

DEN

2h 40mnonstop

$107Frontier

Sat, Apr 18 - Tue, Apr 21

10:29 pm - 8:59 am

DEN

PDX

11h 30m

1 stop

1:48 pm - 5:29 pm

PDX

DEN

2h 41mnonstop

$108Frontier

Sat, May 9 - Wed, May 13

6:25 am - 1:40 pm

COS

PDX

8h 15m

1 stop

2:35 pm - 8:45 pm

PDX

COS

5h 10m

1 stop

$151Southwest

Tue, Mar 24 - Tue, Apr 7

6:50 pm - 11:35 pm

COS

PDX

5h 45m

1 stop

12:45 pm - 9:20 pm

PDX

COS

7h 35m

2 stops

$156Southwest

Tue, Mar 24 - Tue, Apr 7

6:30 am - 11:50 pm

DEN

EUG

18h 20m

1 stop

6:30 am - 11:50 pm

EUG

DEN

16h 20m

1 stop

$165Delta

Thu, Apr 9 - Mon, Apr 13

6:55 am - 10:55 am

DEN

RDM

5h 00m

1 stop

6:05 am - 12:17 pm

RDM

DEN

5h 12m

1 stop

$165Delta

Fri, Apr 17 - Sun, Apr 19

8:00 am - 11:53 am

DEN

RDM

4h 53m

1 stop

3:50 pm - 9:37 pm

RDM

DEN

4h 47m

1 stop

$209Alaska Airlines

Tue, May 19 - Sat, May 23

1:16 pm - 10:30 pm

DEN

EUG

10h 14m

1 stop

8:01 am - 11:56 pm

EUG

DEN

14h 55m

1 stop

$213Alaska Airlines

Sat, Apr 11 - Tue, Apr 14

5:15 am - 11:55 am

DEN

RDM

7h 40m

1 stop

5:00 am - 8:33 am

RDM

DEN

2h 33mnonstop

$219United Airlines

Fri, Apr 24 - Mon, Apr 27

3:23 pm - 9:10 pm

DRO

PDX

6h 47m

1 stop

5:00 am - 10:54 am

PDX

DRO

4h 54m

1 stop

$228United Airlines

Tue, Mar 24 - Tue, Mar 31

United Airlines flights from Colorado to Oregon

Our best United Airlines deals on Colorado to Oregon flight tickets

United Airlines

Apr 24

DEN5:15 amDenver Intl

7h 40m

1 stop

RDM11:55 amBend/Redmond

Apr 27

RDM5:00 amBend/Redmond

2h 33m

DEN8:33 amDenver Intl

$219

United Airlines

Apr 1

COS5:13 pmColorado Springs

6h 41m

1 stop

PDX10:54 pmPortland

Apr 7

PDX4:15 pmPortland

4h 42m

1 stop

COS9:57 pmColorado Springs

$227

United Airlines

Mar 24

DRO3:23 pmDurango La Plata County

6h 47m

1 stop

PDX9:10 pmPortland

Mar 31

PDX5:00 amPortland

4h 54m

1 stop

DRO10:54 amDurango La Plata County

$228

Frontier flights from Colorado to Oregon

Our best Frontier deals on Colorado to Oregon flight tickets

Frontier

Apr 18

DEN9:30 pmDenver Intl

15h 20m

1 stop

PDX11:50 amPortland

Apr 21

PDX12:38 pmPortland

2h 40m

DEN4:18 pmDenver Intl

$107

Frontier

May 9

DEN10:29 pmDenver Intl

11h 30m

1 stop

PDX8:59 amPortland

May 13

PDX1:48 pmPortland

2h 41m

DEN5:29 pmDenver Intl

$108

Frontier

May 1

DEN9:10 amDenver Intl

2h 53m

PDX11:03 amPortland

May 2

PDX12:27 pmPortland

2h 40m

DEN4:07 pmDenver Intl

$111

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 4/18

9:30 pm-11:50 am

1 stop15h 20m

Portland

Tue 4/21

12:38 pm-4:18 pm

Nonstop2h 40m

$107

DenverPortland

DEN - PDX

DENPDX

Denver Intl

Sat 5/9

10:29 pm-8:59 am

1 stop11h 30m

Portland

Wed 5/13

1:48 pm-5:29 pm

Nonstop2h 41m

$108

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Tue 3/24

6:25 am-1:40 pm

1 stop8h 15m

Portland

Tue 4/7

2:35 pm-8:45 pm

1 stop5h 10m

$151

Colorado SpringsPortland

COS - PDX

COSPDX

Colorado Springs

Tue 3/24

6:50 pm-11:35 pm

1 stop5h 45m

Portland

Tue 4/7

12:45 pm-9:20 pm

2 stops7h 35m

$156

DenverEugene

DEN - EUG

DENEUG

Denver Intl

Thu 4/9

6:30 am-11:50 pm

1 stop18h 20m

Eugene

Mon 4/13

6:30 am-11:50 pm

1 stop16h 20m

$165

DenverRedmond

DEN - RDM

DENRDM

Denver Intl

Fri 4/17

6:55 am-10:55 am

1 stop5h 00m

Bend/Redmond

Sun 4/19

6:05 am-12:17 pm

1 stop5h 12m

$165

Quickest round-trip

DenverRedmond

DEN - RDM

DENRDM

Denver Intl

Tue 5/19

8:00 am-11:53 am

1 stop4h 53m

Bend/Redmond

Sat 5/23

3:50 pm-9:37 pm

1 stop4h 47m

$209

DenverEugene

DEN - EUG

DENEUG

Denver Intl

Sat 4/11

1:16 pm-10:30 pm

1 stop10h 14m

Eugene

Tue 4/14

8:01 am-11:56 pm

1 stop14h 55m

$213

DenverRedmond

DEN - RDM

DENRDM

Denver Intl

Fri 4/24

5:15 am-11:55 am

1 stop7h 40m

Bend/Redmond

Mon 4/27

5:00 am-8:33 am

Nonstop2h 33m

$219

DurangoPortland

DRO - PDX

DROPDX

Durango La Plata County

Tue 3/24

3:23 pm-9:10 pm

1 stop6h 47m

Portland

Tue 3/31

5:00 am-10:54 am

1 stop4h 54m

$228

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Oregon

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

Prices

Airlines

Other information

What is the cheapest month to fly to Oregon?

The month of January is, on average, the cheapest month to fly to Oregon from Colorado, with most prices found around $167. The month of August is another great option to travel to Oregon, with average flight prices from Colorado averaging around $185.

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

On average, the least expensive day to fly to Oregon from Colorado is on a Saturday. momondo users have found tickets for Saturday departures for as low as $204. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Sunday, with ticket prices averaging around $263.

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

According to our data, the cheapest time of day to fly to Oregon is in the evening. momondo users have found flights departing from Colorado to Oregon in the evening for as low as $198. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly in the afternoon, with an average ticket price of $271. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Colorado to Oregon flight route?

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

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

You are more likely to see cheaper flights to Oregon from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Colorado for as low as $173 on momondo.

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

There are 4 cabin classes available to choose from on Colorado to Oregon 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 Colorado to Oregon flights?

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

Cheap Colorado to Oregon flight deals and tips

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

Best Price Found	$97
Fastest flight time	1h 53m
Direct flights	Every day
Airports in Oregon	64 airports

The best one-way flight to Oregon from Colorado in the past 72 hours is $97. The best round-trip flight deal from Colorado to Oregon found on momondo in the last 72 hours is $176.

The fastest flight from Colorado to Oregon takes 1h 53m

Direct flights go from Colorado to Oregon every day.

There are 64 airports in Oregon. From Colorado there are direct flights to Boise Air Term. Gowen Fld (BOI).

Search flight deals

When did momondo last update prices for flights from Colorado to Oregon?
Prices for flights from Colorado to Oregon are updated daily.
How many operators does momondo search for flights from Colorado to Oregon?
As of March 2026, there are 7 operators available to choose from for flights from Colorado to Oregon.
How old do you have to be to fly from Colorado to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Oregon.
What documentation or ID do you need to fly to Oregon?
The required travel and health documents for your Oregon trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Oregon. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Colorado to Oregon?
Based on momondo bookings for flights between Colorado and Oregon, the leading plane model is Boeing 737 MAX 8, making up 18.20% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 17.05%, Boeing 737-800 with 13.28%, and Boeing 737 MAX 9 with 12.49%.

Best airlines flying from Colorado to Oregon

Compare and see reviews for airlines that fly from Colorado to Oregon with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $66	Free Cancellation	Rating 5.7 3,041 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $88	Free Cancellation	Rating 7.8 2,836 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $94	Free Cancellation	Rating 7.9 8,260 reviews	Search Delta flights
United Airlines	PriceFrom $136	Free Cancellation	Rating 7.4 9,403 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $147	Free Cancellation	Rating 8.0 11,992 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $147	Free Cancellation	Rating 8.0 4,309 reviews	Search Southwest flights
American Airlines	PriceFrom $210	Free Cancellation	Rating 7.1 11,395 reviews	Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Oregon for you.

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

Flights from Colorado to Oregon 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 Colorado to Oregon?

Once you have performed a search for Colorado to Oregon flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Colorado to Oregon now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Oregon and let you know when they change.

An easier way to manage your Oregon trip

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Popular cities in Oregon

Flights to New Yorkfrom $37

Flights to Burbankfrom $60

Flights to Miamifrom $49

Flights to Orlandofrom $36

Flights to Chicagofrom $56

Flights to San Franciscofrom $63

Flights to Las Vegasfrom $54

Flights to Washington, D.C.from $56

Flights to Bostonfrom $77

Flights to Atlantafrom $49

Flights to Dallasfrom $60

Flights to Seattlefrom $55

Cheap flights from Colorado to Oregon from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Oregon departing on 4/16. 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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Our best United Airlines deals on Colorado to Oregon flight tickets

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

See travel insights to Oregon from

How to get the cheapest flight ticket from Colorado to Oregon

What is the cheapest month to fly to Oregon?

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

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

What is the cheapest Colorado to Oregon flight route?

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

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

Can stopping save me money on Colorado to Oregon flights?

What is the cheapest airline that flies from Colorado to Oregon?

What airlines fly to Oregon?

How many flights depart from Colorado to Oregon on average per day?

How many flights depart from Colorado to Oregon on average per week?

How long is the flight from Colorado to Oregon?

Cheap Colorado to Oregon flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Oregon

Best airlines flying from Colorado to Oregon

Compare and see reviews for airlines that fly from Colorado to Oregon with momondo

Why use momondo?

An easier way to manage your Oregon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Oregon

Popular cities in Oregon

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According to popular flight searches on momondo this year

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