What is the cheapest airline that flies from Oregon to Denver Intl?

Alaska Airlines, Frontier, and Delta are the most popular carriers operating from Oregon to Denver Intl

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

267 flights are operational weekly from Oregon to Denver as of June 2026. The most popular departure day for this route is Thu, with 18% of flights per week taking off on this day.

How long does it take to fly to Denver?

Flight times vary depending on what airport in Oregon you fly out of and what airport in Denver you fly into. For example, flying from Eugene to Denver takes 2h 20m on average. On the other hand, flying from Medford to Denver takes 2h 25m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What airlines fly to Denver?

United Airlines, Frontier and Alaska Airlines are the top three most popular airlines that fly to Denver from Oregon according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 7 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

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

38 flights are operational daily from Oregon to Denver as of June 2026. The most popular departure time for this route is 12:00PM, with 46% of flights per day taking off in the afternoon.

When did momondo last update prices for flights from Oregon to Denver Intl Airport?

Prices for flights from Oregon to Denver Intl Airport are updated daily.

How many operators does momondo search for flights from Oregon to Denver Intl Airport?

As of June 2026, there are 7 operators available to choose from for flights from Oregon to Denver Intl Airport.

How old do you have to be to fly from Oregon to Denver Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The travel and health documents required for your trip to Denver Intl Airport 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 Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$75 Cheap Flights from Oregon to Denver in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:59 pm - 3:00 pm

BOI

DEN

2h 01mnonstop

9:55 am - 12:04 pm

DEN

BOI

2h 09mnonstop

$172Frontier

Tue, Sep 15 - Thu, Sep 17

1:24 pm - 3:30 pm

BOI

DEN

2h 06mnonstop

10:29 am - 12:29 pm

DEN

BOI

2h 00mnonstop

$179Frontier

Thu, Jul 23 - Tue, Jul 28

1:24 pm - 3:30 pm

BOI

DEN

2h 06mnonstop

10:29 am - 12:29 pm

DEN

BOI

2h 00mnonstop

$181Frontier

Thu, Jul 30 - Tue, Aug 4

1:24 pm - 3:30 pm

BOI

DEN

2h 06mnonstop

6:02 am - 2:07 pm

DEN

BOI

8h 05m

1 stop

$190Multiple Airlines

Tue, Jul 21 - Tue, Jul 28

1:24 pm - 3:30 pm

BOI

DEN

2h 06mnonstop

8:40 am - 3:26 pm

DEN

BOI

6h 46m

1 stop

$194Multiple Airlines

Tue, Aug 11 - Wed, Aug 12

1:32 pm - 10:21 pm

RDM

DEN

7h 49m

1 stop

3:04 pm - 6:28 pm

DEN

RDM

4h 24m

1 stop

$249Alaska Airlines

Tue, Oct 20 - Sat, Oct 24

5:00 am - 8:28 am

RDM

DEN

2h 28mnonstop

7:29 pm - 9:05 pm

DEN

RDM

2h 36mnonstop

$269United Airlines

Wed, Jul 15 - Mon, Jul 20

4:00 pm - 9:40 pm

EUG

DEN

4h 40m

1 stop

8:00 am - 11:57 am

DEN

EUG

4h 57m

1 stop

$271Alaska Airlines

Wed, Aug 5 - Tue, Aug 11

5:00 am - 8:32 am

RDM

DEN

2h 32mnonstop

6:00 am - 12:08 pm

DEN

RDM

7h 08m

1 stop

$279United Airlines

Mon, Oct 12 - Sun, Oct 18

12:31 pm - 8:01 pm

RDM

DEN

6h 30m

1 stop

6:20 am - 1:12 pm

DEN

RDM

7h 52m

1 stop

$289Delta

Thu, Aug 27 - Sun, Aug 30

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Alaska Airlines flights from Oregon to Denver

Our best Alaska Airlines deals on Oregon to Denver flight tickets

Alaska Airlines

Jul 29

BOI6:13 pmBoise Air Term. Gowen Fld

5h 46m

1 stop

DEN11:59 pmDenver Intl

Aug 1

DEN6:02 amDenver Intl

6h 45m

1 stop

BOI12:47 pmBoise Air Term. Gowen Fld

$225

Alaska Airlines

Aug 4

BOI4:35 pmBoise Air Term. Gowen Fld

6h 10m

1 stop

DEN10:45 pmDenver Intl

Aug 10

DEN9:08 pmDenver Intl

12h 29m

1 stop

BOI9:37 amBoise Air Term. Gowen Fld

$242

Alaska Airlines

Oct 20

RDM1:32 pmBend/Redmond

7h 49m

1 stop

DEN10:21 pmDenver Intl

Oct 24

DEN3:04 pmDenver Intl

4h 24m

1 stop

RDM6:28 pmBend/Redmond

$249

Frontier flights from Oregon to Denver

Our best Frontier deals on Oregon to Denver flight tickets

Frontier

Sep 15

BOI12:59 pmBoise Air Term. Gowen Fld

2h 01m

DEN3:00 pmDenver Intl

Sep 17

DEN9:55 amDenver Intl

2h 09m

BOI12:04 pmBoise Air Term. Gowen Fld

$172

Frontier

Jul 23

BOI1:24 pmBoise Air Term. Gowen Fld

2h 06m

DEN3:30 pmDenver Intl

Jul 28

DEN10:29 amDenver Intl

2h 00m

BOI12:29 pmBoise Air Term. Gowen Fld

$179

Frontier

Jul 30

BOI1:24 pmBoise Air Term. Gowen Fld

2h 06m

DEN3:30 pmDenver Intl

Aug 4

DEN10:29 amDenver Intl

2h 00m

BOI12:29 pmBoise Air Term. Gowen Fld

$181

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 9/15

12:59 pm-3:00 pm

Nonstop2h 01m

Denver Intl

Thu 9/17

9:55 am-12:04 pm

Nonstop2h 09m

$172

Quickest round-trip

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 7/23

1:24 pm-3:30 pm

Nonstop2h 06m

Denver Intl

Tue 7/28

10:29 am-12:29 pm

Nonstop2h 00m

$179

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Thu 7/30

1:24 pm-3:30 pm

Nonstop2h 06m

Denver Intl

Tue 8/4

10:29 am-12:29 pm

Nonstop2h 00m

$181

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 7/21

1:24 pm-3:30 pm

Nonstop2h 06m

Denver Intl

Tue 7/28

6:02 am-2:07 pm

1 stop8h 05m

$190

BoiseDenver

BOI - DEN

BOIDEN

Boise Air Term. Gowen Fld

Tue 8/11

1:24 pm-3:30 pm

Nonstop2h 06m

Denver Intl

Wed 8/12

8:40 am-3:26 pm

1 stop6h 46m

$194

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

Tue 10/20

1:32 pm-10:21 pm

1 stop7h 49m

Denver Intl

Sat 10/24

3:04 pm-6:28 pm

1 stop4h 24m

$249

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

Wed 7/15

5:00 am-8:28 am

Nonstop2h 28m

Denver Intl

Mon 7/20

7:29 pm-9:05 pm

Nonstop2h 36m

$269

EugeneDenver

EUG - DEN

EUGDEN

Eugene

Wed 8/5

4:00 pm-9:40 pm

1 stop4h 40m

Denver Intl

Tue 8/11

8:00 am-11:57 am

1 stop4h 57m

$271

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

Mon 10/12

5:00 am-8:32 am

Nonstop2h 32m

Denver Intl

Sun 10/18

6:00 am-12:08 pm

1 stop7h 08m

$279

RedmondDenver

RDM - DEN

RDMDEN

Bend/Redmond

Thu 8/27

12:31 pm-8:01 pm

1 stop6h 30m

Denver Intl

Sun 8/30

6:20 am-1:12 pm

1 stop7h 52m

$289

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 Oregon to Denver

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 Denver?

The cheapest month to fly to Denver from Oregon is in December. Flight prices, which tend to average around $29, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in December, then you should wait until January to fly from Oregon, when ticket prices are also cheap, with an average price of $50.

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

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $331. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Monday, with ticket prices averaging around $423.

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

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $304. Flights in the morning are often more expensive with an average ticket price of $370.

What is the cheapest Oregon to Denver Intl flight route?

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

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

You are more likely to see cheaper flights to Denver from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $232 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Oregon for as low as $191 on momondo.

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

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

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

Cheap Oregon to Denver flight deals and tips

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

Best Price Found	$174
Fastest flight time	1h 45m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Oregon in the past 72 hours is $174. The best round-trip flight deal from Oregon to Denver found on momondo in the last 72 hours is $317.

The fastest flight from Oregon to Denver takes 1h 45m

Direct flights go from Oregon to Denver every day.

There is 1 airport in Denver. From Oregon there are direct flights to Denver Intl (DEN).

Search flight deals

Frequently asked questions about flying from Oregon to Denver

When did momondo last update prices for flights from Oregon to Denver Intl Airport?
Prices for flights from Oregon to Denver Intl Airport are updated daily.
How many operators does momondo search for flights from Oregon to Denver Intl Airport?
As of June 2026, there are 7 operators available to choose from for flights from Oregon to Denver Intl Airport.
How old do you have to be to fly from Oregon to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport 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 Denver Intl Airport. 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 Oregon to Denver?
momondo data reveals that the most frequently booked plane model on the route from Oregon to Denver is Boeing 737 MAX 8, representing 15.85% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 14.05%, Airbus A320-100/200 at 13.45%, and Boeing 737-800 at 12.51%.

Best airlines flying from Oregon to Denver

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $56	Free Cancellation	Rating 5.6 2,866 reviews	Search Frontier flights
Delta	PriceFrom $88	Free Cancellation	Rating 7.8 8,438 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $98	Free Cancellation	Rating 7.8 2,826 reviews	Search Hawaiian Airlines flights
JetBlue	PriceFrom $126	Free Cancellation	Rating 7.1 3,002 reviews	Search JetBlue flights
Alaska Airlines	PriceFrom $140	Free Cancellation	Rating 7.9 12,573 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $147	Free Cancellation	Rating 7.9 4,242 reviews	Search Southwest flights
United Airlines	PriceFrom $147	Free Cancellation	Rating 7.4 9,886 reviews	Search United Airlines flights

Breckenridge

Estes Park

Black Hawk

Aurora

Fort Collins

Longmont

Boulder

Manitou Springs

Westminster

Greeley

Lakewood

Keystone

Thornton

Cripple Creek

Englewood

Frisco

Centennial

Winter Park

Littleton

Copper Mountain

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Denver from Oregon with this policy.

How can momondo help me find flights from Oregon to Denver?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to Denver.

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

Yes momondo offers price alerts on flights to Denver from Oregon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Airports servicing Colorado

Alamosa Airport

Aspen Pitkin County Airport

Cortez Montezuma County Airport

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Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Telluride Airport

Cheap flights from Oregon to Denver from $75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Denver departing on 8/25. 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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Alaska Airlines flights from Oregon to Denver

Our best Alaska Airlines deals on Oregon to Denver flight tickets

Frontier flights from Oregon to Denver

Our best Frontier deals on Oregon to Denver flight tickets

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How to get the cheapest flight ticket from Oregon to Denver

What is the cheapest month to fly to Denver?

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

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

What is the cheapest Oregon to Denver Intl flight route?

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

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

Can stopping save me money on Oregon to Denver flights?

What is the cheapest airline that flies from Oregon to Denver Intl?

What airlines fly to Denver?

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

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

How long does it take to fly to Denver?

Cheap Oregon to Denver flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Denver

Frequently asked questions about flying from Oregon to Denver

Best airlines flying from Oregon to Denver

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

Traveling to a place near Denver?

Why use momondo?

An easier way to manage your Denver 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 the United States

Airports servicing Colorado

Fly your favorite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

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