HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Eugene

$81+ Cheap flights from Colorado to Eugene (EUG)

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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — EUG
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Eugene 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 Eugene

Keep the following information in mind while searching for Colorado to Eugene flight deals. Data was last updated junio 12, 2025.

Round-trip from

$229
(Delta)

One-way from

$81
(Southwest)

Popular in

June

Cheapest in

January

Average price

$429

Good round-trip deal

$319 or less

Good one-way deal

$159 or less
From Colorado to Eugene
Search Deals
One-way flight from Colorado to Eugene
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Eugene.
Search Deals
Price to beat on a one-way flight from Colorado to Eugene.
Search Deals

Find flight deals from Colorado to Eugene

Cheapest flights from Colorado to Eugene
Explore the most affordable flight options available from Colorado to Eugene. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
dom. 8/176:35 amDEN - EUG
1 stop5h 05mDelta
mié. 8/2012:40 pmEUG - DEN
1 stop6h 05mDelta
Deal found 6/11$229
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
lun. 9/229:23 pmDEN - EUG
1 stop16h 16mAlaska Airlines
jue. 9/251:35 pmEUG - DEN
1 stop5h 52mAlaska Airlines
Deal found 6/10$240
This Delta deal was found by Cheapflights users on 6/12. 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.
jue. 9/115:55 pmCOS - EUG
1 stop6h 54mDelta
mar. 9/166:15 amEUG - COS
2 stops9h 58mDelta
Deal found 6/12$255
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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.
vie. 8/227:33 pmDEN - EUG
1 stop5h 26mHawaiian Airlines
mar. 8/266:00 amEUG - DEN
1 stop5h 10mHawaiian Airlines
Deal found 6/11$257
This Southwest deal was found by Cheapflights users on 6/12. 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.
jue. 10/212:40 pmDEN - EUG
Nonstop2h 45mSouthwest
jue. 10/94:05 pmEUG - DEN
Nonstop2h 25mSouthwest
Deal found 6/12$261
This Southwest deal was found by Cheapflights users on 6/12. 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.
mar. 7/15:55 pmCOS - EUG
1 stop6h 35mSouthwest
mar. 7/85:25 amEUG - COS
1 stop4h 20mSouthwest
Deal found 6/12$284
This American Airlines deal was found by Cheapflights users on 6/11. 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.
dom. 8/176:58 pmDEN - EUG
1 stop5h 34mAmerican Airlines
mié. 8/206:00 amEUG - DEN
2 stops10h 29mAmerican Airlines
Deal found 6/11$295
This American Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 7/296:59 pmGJT - EUG
1 stop5h 07mAmerican Airlines
sáb. 8/212:43 pmEUG - GJT
1 stop9h 04mAmerican Airlines
Deal found 6/11$304
This United Airlines deal was found by Cheapflights users on 6/12. 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.
jue. 9/117:30 amCOS - EUG
1 stop6h 25mUnited Airlines
mar. 9/165:00 amEUG - COS
1 stop7h 09mUnited Airlines
Deal found 6/12$317
This United Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 7/41:25 pmDEN - EUG
Nonstop2h 57mUnited Airlines
sáb. 7/195:00 amEUG - DEN
Nonstop2h 37mUnited Airlines
Deal found 6/10$324
This United Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 6/255:30 amDRO - EUG
2 stops7h 45mUnited Airlines
dom. 6/295:00 amEUG - DRO
1 stop6h 34mUnited Airlines
Deal found 6/10$335
This United Airlines deal was found by Cheapflights users on 6/11. 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.
mar. 7/295:30 amGJT - EUG
2 stops7h 40mUnited Airlines
sáb. 8/22:02 pmEUG - GJT
2 stops7h 13mUnited Airlines
Deal found 6/11$349

Cheapflights Fare Finder

Customize your flight search to find flights from Colorado to Eugene 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 junio 12, 2025.
Use the filters below to find and compare flights from Colorado to Eugene that are best for you.

Fly from

Colorado

Fly to

Eugene

Route

Depart

Return

Price

DenverEugene

DEN - EUG

DENEUG

Denver Intl

dom. 8/17

6:35 am-10:40 am

1 stop5h 05m

Eugene

mié. 8/20

12:40 pm-7:45 pm

1 stop6h 05m

$229

DenverEugene

DEN - EUG

DENEUG

Denver Intl

lun. 9/22

9:23 pm-12:39 pm

1 stop16h 16m

Eugene

jue. 9/25

1:35 pm-8:27 pm

1 stop5h 52m

$240

Colorado SpringsEugene

COS - EUG

COSEUG

Colorado Springs

jue. 9/11

5:55 pm-11:49 pm

1 stop6h 54m

Eugene

mar. 9/16

6:15 am-5:13 pm

2 stops9h 58m

$255

DenverEugene

DEN - EUG

DENEUG

Denver Intl

vie. 8/22

7:33 pm-11:59 pm

1 stop5h 26m

Eugene

mar. 8/26

6:00 am-12:10 pm

1 stop5h 10m

$257

DenverEugene

DEN - EUG

DENEUG

Denver Intl

jue. 10/2

12:40 pm-2:25 pm

Nonstop2h 45m

Eugene

jue. 10/9

4:05 pm-7:30 pm

Nonstop2h 25m

$261

Colorado SpringsEugene

COS - EUG

COSEUG

Colorado Springs

mar. 7/1

5:55 pm-11:30 pm

1 stop6h 35m

Eugene

mar. 7/8

5:25 am-10:45 am

1 stop4h 20m

$284

DenverEugene

DEN - EUG

DENEUG

Denver Intl

dom. 8/17

6:58 pm-11:32 pm

1 stop5h 34m

Eugene

mié. 8/20

6:00 am-5:29 pm

2 stops10h 29m

$295

Grand JunctionEugene

GJT - EUG

GJTEUG

Grand Junction Regnl

mar. 7/29

6:59 pm-11:06 pm

1 stop5h 07m

Eugene

sáb. 8/2

12:43 pm-10:47 pm

1 stop9h 04m

$304

Colorado SpringsEugene

COS - EUG

COSEUG

Colorado Springs

jue. 9/11

7:30 am-12:55 pm

1 stop6h 25m

Eugene

mar. 9/16

5:00 am-1:09 pm

1 stop7h 09m

$317

DenverEugene

DEN - EUG

DENEUG

Denver Intl

vie. 7/4

1:25 pm-3:22 pm

Nonstop2h 57m

Eugene

sáb. 7/19

5:00 am-8:37 am

Nonstop2h 37m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 28 results
1
2
3

Best time to book a flight from Colorado to Eugene

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Eugene (average of $321). Flying from Colorado to Eugene in June is currently the most expensive (average of $486). 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 EUG?

Find hourly flight availability from Colorado to Eugene. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Colorado to Eugene, 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 Colorado to Eugene

Explore weekly flight availability from Colorado to Eugene. 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 junio 12, 2025.

The most flights from USCO to EUG are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Eugene by month

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

In terms of precipitation, rainfall in Eugene ranges from 0.5 - 7.8 inches per month. December is typically the wettest month, when rainfall can reach 7.8 in. July is typically the driest time to visit Eugene when rainfall is around 0.5 in.

Temperature in Eugene by month

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

If weather is an important factor for your trip to Eugene, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing Eugene

Get insights into the airlines that provide service to Eugene. 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 Eugene. Reviews last updated junio 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Colorado to Eugene have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Crew

8.5

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 Colorado to Eugene. 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 Eugene from Colorado?

    Located just 7.8 mi from the city center, Eugene (EUG) is the airport most travelers will use when flying to Eugene from Colorado.

  • How popular is this Colorado to Eugene flight route?

    This flight path from Colorado to Eugene was viewed by 1 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 Eugene one-way?

    One-way options have recently been found by users for as low as $81 on Southwest. Other airlines that offer cheap prices include Delta from $91 and Hawaiian Airlines from $116 one-way.

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

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

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

    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 Colorado to Eugene on time: SkyWest Airlines (93%), United Airlines (81%), Lufthansa (68%).

  • What are the cheapest flights from Colorado to Eugene?

    Looking for the cheapest flight from Colorado to Eugene? While on average our users pay $389, our data indicates the cheapest price to be $137. The most popular route (Denver Intl - Eugene), is priced around $229.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Colorado to Eugene (average of $321). Flying from Colorado to Eugene in June is currently the most expensive (average of $486). 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
Newport
Albany
Corvallis

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 Eugene

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
Newark to Portland flights
San Francisco to Portland flights
Dallas/Fort Worth to Portland flights
O'Hare Intl to Portland flights
Santa Ana to Portland flights
Ontario to Portland flights
Reagan-National to Portland flights
Burbank to Portland flights
Denver to Portland flights
Boston to Portland flights
Dulles Intl to Portland flights
Sky Harbor Intl to Portland flights
LaGuardia to Portland flights
Minneapolis to Portland flights
San Diego to Portland flights
Hobby to Portland flights
San Jose to Portland flights
Baltimore to Portland flights
Atlanta to Portland flights
George Bush Intcntl to Portland flights
Austin to Portland flights
Orlando to Portland flights
Oakland to Portland flights
Los Angeles to Boise flights
Sacramento to Portland flights
Salt Lake City to Portland flights
Detroit to Portland flights
San Francisco to Redmond flights
Cleveland to Portland flights
Nashville to Portland flights
Seattle to Boise flights
Philadelphia to Portland flights
Midway to Portland flights
Los Angeles to Eugene flights
Kansas City to Portland flights
Love Field to Portland flights
Tampa to Portland flights
Denver to Boise flights
Dallas/Fort Worth to Boise flights
Raleigh to Portland flights
Burbank to Boise flights
Charlotte to Portland flights
Las Vegas to Portland flights
Honolulu to Portland flights
Santa Ana to Boise flights
Santa Rosa to Portland flights
Los Angeles to Redmond flights
O'Hare Intl to Boise flights

Top 5 airlines flying from Colorado to Eugene

Discover the top 5 airlines that operate flights from Colorado to Eugene. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$176Average$277FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$380FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$233Average$311FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$239Average$430FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$248Average$414FlexibilityNo cancel feeOn-time63%

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.