$147 Cheap Flights from Denver (DEN) to Eugene (EUG)

View $147 flight on Tue, Jul 21, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Denver to Eugene (DEN-EUG)

Prices were available within the past 7 days and start at $147 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
EUG
Eugene
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 18 from Denver to Eugene, returning Thu, Aug 27, priced at $248 found 3 days ago
Delta
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
EUG
Eugene
$266 Roundtrip, found 3 days ago
$266
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 18 from Denver to Eugene, returning Thu, Aug 27, priced at $266 found 3 days ago
Alaska Airlines
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
EUG
Eugene
$285 Roundtrip, found 3 days ago
$285
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 18 from Denver to Eugene, returning Thu, Aug 27, priced at $285 found 3 days ago
Alaska Airlines
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
EUG
Eugene
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 18 from Denver to Eugene, returning Thu, Aug 27, priced at $290 found 3 days ago
Alaska Airlines
Tue, Jun 23 - Tue, Jun 30
DEN
Denver
EUG
Eugene
$293 Roundtrip, found 4 hours ago
$293
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Tue, Jun 23 from Denver to Eugene, returning Tue, Jun 30, priced at $293 found 4 hours ago
Alaska Airlines
Wed, Sep 9 - Tue, Sep 15
DEN
Denver
EUG
Eugene
$294 Roundtrip, found 13 hours ago
$294
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Wed, Sep 9 from Denver to Eugene, returning Tue, Sep 15, priced at $294 found 13 hours ago
Alaska Airlines
Wed, Sep 9 - Tue, Sep 15
DEN
Denver
EUG
Eugene
$295 Roundtrip, found 13 hours ago
$295
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Wed, Sep 9 from Denver to Eugene, returning Tue, Sep 15, priced at $295 found 13 hours ago
Southwest Airlines
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
EUG
Eugene
$295 Roundtrip, found 3 days ago
$295
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Aug 18 from Denver to Eugene, returning Thu, Aug 27, priced at $295 found 3 days ago
United
Tue, Jun 30 - Tue, Jul 14
DEN
Denver
EUG
Eugene
$313 Roundtrip, found 8 hours ago
$313
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Jun 30 from Denver to Eugene, returning Tue, Jul 14, priced at $313 found 8 hours ago
American Airlines
Tue, Jun 23 - Wed, Jul 1
DEN
Denver
EUG
Eugene
$333 Roundtrip, found 8 hours ago
$333
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Jun 23 from Denver to Eugene, returning Wed, Jul 1, priced at $333 found 8 hours ago

Alternative airports near Eugene

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Mahlon Sweet Field EUG. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $379
EUG
Mahlon Sweet Field
CheapestClosest
Average driving time to city center14 min
Flights from $379

What you need to know for your flight from Denver Intl. to Eugene

Denver (DEN) to Eugene (EUG) at a glance

Travel from Denver (DEN) to Eugene (EUG) with a range of airlines operating on this domestic short-haul route. You can compare options among full-service and low-cost carriers to discover the best flights that suit your budget and schedule. As you plan your trip to explore the charming sights and neighborhoods of Eugene, check out the essential details for flights departing from Denver International Airport (DEN) to Eugene Airport (EUG).

  • Fastest flight duration: around 2h 45m non-stop
  • Route distance: roughly 1,000 miles (1,610 km)
  • Flights per week: around 15+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $105–$455, depending on seasonality and how far ahead you book

Flights from Denver International Airport (DEN) to Eugene Airport (EUG)

Based on the latest traveler bookings, the top airlines flying from Denver to Eugene are often favored for their non-stop and one-stop options. Common layover points include Seattle-Tacoma International Airport (SEA) with about a 1-hour layover, Portland International Airport (PDX) offering roughly 55 minutes, and Sky Harbor International Airport (PHX) with an approximately 1 hour and 15 minutes layover. These choices allow you to balance cost, total travel time, and cabin class to create the ideal travel itinerary.

  • United: This comprehensive airline provides both non-stop and one-stop options, with one-way fares generally falling between $115 and $450. United operates around 58% of flights on this route, with a standard non-stop duration of approximately 2 hours and 45 minutes.
  • Southwest Airlines: Known for its budget-friendly approach, this carrier offers non-stop and one-stop flights, with one-way prices usually between $110 and $555. Southwest accounts for about 19% of the departures on this route, featuring a typical non-stop flight time of 2 hours and 45 minutes.
  • Delta: As a full-service airline, Delta provides one-stop services, with one-way fares typically ranging from $105 to $455. It makes up around 10% of the flights on this route, boasting an in-flight duration of 4 hours and 15 minutes, with total travel time around 5 hours and 30 minutes, including layovers.
  • Alaska Airlines: This full-service carrier also offers one-stop flights, with one-way tickets usually priced between $110 and $465. Alaska Airlines represents about 10% of departures on this route, with an in-flight duration of 4 hours and 15 minutes, leading to a total travel time of approximately 5 hours and 30 minutes, factoring in a layover.
  • American Airlines: Another full-service option, American Airlines provides one-stop services, with one-way fares generally between $140 and $585. It comprises roughly 2% of the departures on this route, featuring an in-flight time of 4 hours and 15 minutes, resulting in a total journey time of around 5 hours and 30 minutes, including the layover.

Travelers flying from Denver to Eugene have the option to upgrade their flights, with United providing first-class service on this route.

Best time to fly from Denver (DEN) to Eugene (EUG)

The most popular months for travelers flying from Denver to Eugene are March, April, and July, when peak temperatures in Eugene reach up to 67.3°F in July. If you prefer quieter travel, consider October, the least busy time to visit with temperatures around 53.2°F and typically the lowest average one-way fare (around $191). Flight availability peaks in August and November, with approximately 18 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 12 flights per week.

  • Cheapest time to fly: October usually offers good deals with average one-way fare around $191, roughly 14% cheaper than the yearly average.
  • More budget-friendly months to fly: September and August typically offer average one-way fares of around $194.
  • Most flight options: August and November have the highest number of flights from Denver to Eugene, with approximately 18 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January41.0°F (5.0°C)Average14$244
February41.2°F (5.1°C)Average12$225
March43.9°F (6.6°C)Moderately High14$239
April48.2°F (9.0°C)Moderately High14$219
May54.7°F (12.6°C)Moderately Low16$215
June60.6°F (15.9°C)Average16$255
July67.3°F (19.6°C)Moderately High16$227
August68.2°F (20.1°C)Average18$196
September62.4°F (16.9°C)Average17$193
October53.2°F (11.8°C)Moderately Low16$191
November44.8°F (7.1°C)Average18$241
December39.7°F (4.3°C)Moderately Low14$236

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Denver (DEN) to Eugene (EUG)

  • Colorado Springs to Eugene (COS-EUG): Colorado Springs Airport (COS) is located approximately 73 miles from Denver International Airport (DEN). One-way economy ticket prices for this route usually fall between $115 and $395, influenced by the time of year and how far in advance you book. Travelers can choose from both one-stop and multi-stop flights, with frequent layover points at Denver International Airport (DEN) and Salt Lake City International Airport (SLC). Major airlines offering service on this route include United and Southwest Airlines, a low-cost option.
  • Denver to North Bend (DEN-OTH): Southwest Oregon Regional Airport (OTH) is roughly 71 miles from Eugene Airport (EUG). The price range for one-way economy fares on this route typically spans from $140 to $450, varying with the season and advance booking. This route features both direct and one-stop flights, with United Airlines being the leading carrier. Additionally, first-class service is offered on this route.

How to find the best prices for flights from Denver (DEN) to Eugene (EUG)

Getting some of the best deals on flights from Denver to Eugene is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking at least two months in advance, although most travelers book their flights 2 to 8 weeks ahead. Evening departures from 6 PM to 12 AM tend to be less expensive, whereas morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Tuesday usually offers lower prices, while Thursday is the busiest travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Eugene hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Eugene Airport from Denver International Airport

Eugene welcomes travelers from Denver with a range of transport options based on price, convenience, and proximity. Here's how to reach Eugene efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Eugene, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Eugene Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Eugene Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Eugene Airport, Eugene Station, a train station, is located about 7.4 miles from the airport.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) cost?
You can find cheap one-way flights from $147 and cheap return flights from $248 Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) with Expedia. One-way flights generally range between $166 and $821, and roundtrip flights usually range from $310 to $1074. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
September is the cheapest month to fly from Denver, CO (DEN) to Eugene, OR (EUG), with average round-trip fares around $299. This price is about 14% lower than the average throughout the year, as September often sees a decrease in travel demand after the summer peak. Other affordable months to fly from Denver to Eugene include February and August.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
United offers around 16 weekly direct flights from DEN to EUG.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
United is one of the cheapest airlines offering nonstop flights from Denver Intl. (DEN) to Eugene (EUG), with round-trip tickets starting from around $467. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
The best airline to fly with from Denver, CO (DEN) to Eugene, OR (EUG) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. Alaska Airlines offers the most daily flights from DEN to EUG, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
For flights from Denver, CO (DEN) to Eugene, OR (EUG), September and August are the best months to fly. September offers return flights at around $299, while August is also a popular time to travel. These months strike a good balance between price and travel experience, making them ideal for your journey.*Prices based on flights available on Expedia in the last year.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
There are approximately 4 nonstop flights per day from Denver Intl. (DEN) to Mahlon Sweet Field (EUG). For more options, look at flights that include layovers.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
The earliest flight from Denver International Airport (DEN) to Mahlon Sweet Field (EUG) usually departs at around 12:55 AM, with United and Alaska Airlines providing service. This seasonal flight is available in November, giving you an early start to your trip to Eugene. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
The most popular departure times for flights from Denver (DEN) to Eugene (EUG) are typically between 12pm and 3pm. About 25% of passengers prefer this time window. Airlines like Southwest and Alaska Airlines operate flights during this period. This timing works well for travelers looking to enjoy their morning in Denver before heading to the airport.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
Direct flights from DEN to EUG usually take about 2 hours 50 minutes, traveling roughly 994 miles. If you opt for a connecting flight, expect to add around 2 hours 40 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
You can fly first class between DEN and EUG. First class cabins are available on:

  • Delta Air Lines
  • American Airlines
  • United Airlines

How much is a business class flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
A direct, return business class ticket from Denver (DEN) to Eugene (EUG) typically costs between $821 - $1,043. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Eugene from Denver Intl. (DEN)?
From Denver Intl. (DEN), you can fly into Mahlon Sweet Field (EUG) to reach Eugene. Some flights may connect through major hubs like San Diego Intl. (SAN), Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX) before reaching Eugene. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) Eugene Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG)?
If you booked your Denver, CO (DEN-Denver Intl.) to Eugene, OR (EUG) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Eugene
Roundtrip price
$247
Distance
994 mi
Average flight time
2 hours 21 mins

Book with confidence

Denver to Eugene Flights

The cheapest times to fly from Denver to Eugene

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Eugene are during the month of August. You can find some of the cheapest flights from Denver to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Eugene

Sunday is one of the best days to book for cheap flights from Denver to Eugene: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Eugene

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Eugene in 2026. You can also book with separate airlines for your outbound and return journeys, from $147 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Eugene flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Eugene airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Eugene Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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