$100 Cheap Flights from Eugene (EUG) to Denver (DEN)

View $100 flight on Sun, Dec 7, 2025Opens in a new window

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

Cheap Flights from Eugene to Denver (EUG-DEN)

Prices were available within the past 7 days and start at $100 for one-way flights and $164 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Fri, Feb 20 - Tue, Feb 24
EUG
Eugene
DEN
Denver
$164 Roundtrip, found 5 days ago
$164
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Eugene to Denver, returning Tue, Feb 24, priced at $164 found 5 days ago
Hawaiian Airlines
Mon, Jan 26 - Wed, Jan 28
EUG
Eugene
DEN
Denver
$164 Roundtrip, found 5 days ago
$164
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Mon, Jan 26 from Eugene to Denver, returning Wed, Jan 28, priced at $164 found 5 days ago
Southwest Airlines
Sun, Dec 7 - Thu, Dec 11
EUG
Eugene
DEN
Denver
$165 Roundtrip, found 5 days ago
$165
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Sun, Dec 7 from Eugene to Denver, returning Thu, Dec 11, priced at $165 found 5 days ago
American Airlines
Fri, Jan 23 - Sun, Jan 25
EUG
Eugene
DEN
Denver
$185 Roundtrip, found 5 days ago
$185
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Jan 23 from Eugene to Denver, returning Sun, Jan 25, priced at $185 found 5 days ago
Hawaiian Airlines
Tue, Oct 28 - Tue, Nov 18
EUG
Eugene
DEN
Denver
$199 Roundtrip, found 1 day ago
$199
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Eugene to Denver, returning Tue, Nov 18, priced at $199 found 1 day ago
Hawaiian Airlines
Sat, Nov 1 - Tue, Nov 18
EUG
Eugene
DEN
Denver
$208 Roundtrip, found 1 day ago
$208
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from Eugene to Denver, returning Tue, Nov 18, priced at $208 found 1 day ago
Hawaiian Airlines
Tue, Oct 28 - Fri, Nov 14
EUG
Eugene
DEN
Denver
$216 Roundtrip, found 1 day ago
$216
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Eugene to Denver, returning Fri, Nov 14, priced at $216 found 1 day ago
Hawaiian Airlines
Tue, Oct 28 - Wed, Nov 12
EUG
Eugene
DEN
Denver
$226 Roundtrip, found 1 day ago
$226
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Oct 28 from Eugene to Denver, returning Wed, Nov 12, priced at $226 found 1 day ago
Delta
Fri, Oct 24 - Sun, Oct 26
EUG
Eugene
DEN
Denver
$227 Roundtrip, found 1 day ago
$227
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Oct 24 from Eugene to Denver, returning Sun, Oct 26, priced at $227 found 1 day ago
Delta
Sat, Oct 11 - Tue, Oct 14
EUG
Eugene
DEN
Denver
$232 Roundtrip, found 1 day ago
$232
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Oct 11 from Eugene to Denver, returning Tue, Oct 14, priced at $232 found 1 day ago

Find the cheapest month to fly from Eugene (EUG) to Denver (DEN)

August is typically the cheapest month to fly

From $157 - $303 per traveler.

Frequently asked questions

How much does a flight from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN) cost?
Lock in a cheap one-way flight from $100 or cheap return flight from $164 from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
Planning your trip for February can help you save, as it's the cheapest month for flights between EUG and DEN. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
When departing from Mahlon Sweet Field Airport (EUG), you can hop on a nonstop flight to Denver Intl. Airport (DEN) with United Airlines.
What is the cheapest airline that flies from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest EUG to DEN flight.
How many flights per day from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
Every day, an average of 2 nonstop flights operate from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN). Choose the departure date that best suits your travel plans.
What are the most popular departure times for flights from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
More people fly between EUG and DEN at 1 PM than at any other point in the day. Rather skip the crowds? Try choosing a quieter departure window and you could save on your fare as well.
What day of the week has the most flights from EUG to DEN?
If you travel on a Friday, you'll get the greatest range of options for flights from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN).
What is the earliest flight from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
The earliest flight taking off from Mahlon Sweet Field Airport (EUG) is at around 5:00AM UTC-8. Catch this flight and you'll reach Denver Intl. Airport (DEN) at approximately 8:38AM UTC-7. The total travel time is 2h 38m.
How long does it take to fly from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
Typically, it takes 2 hours and 37 minutes to cover the 1,000 mi from EUG to DEN.
What airline has the least delays from EUG to DEN?
Consider traveling with Southwest Airlines if you'd like to fly straight from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN) without any delays. This carrier has the strongest track record for punctuality, with an on-time score of 97%. Want to get notified of any changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
To avoid potential delays on the Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Denver from Mahlon Sweet Field Airport (EUG)?
Browse your flight options from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN). This is the only airport in Denver you can jet into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN) last-minute?
Waiting until just before your trip to book a flight from EUG to DEN generally means paying more. While you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of scoring a bargain.
Is it cheaper to book an EUG to DEN flight and hotel package?
You'll generally save money by booking an EUG to DEN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your ideal accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Mahlon Sweet Field Airport (EUG) to Denver Intl. Airport (DEN)?
If you reserved your EUG to DEN flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the fare type you purchased, 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 for further details.

Travel information

Travel information

Origin airport
Eugene
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$164
Distance
994 mi
Average flight time
4 hours 34 mins

Book with confidence

Book with confidence

Eugene to Denver Flights

The cheapest times to fly from Eugene to Denver

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 Eugene to Denver are during the month of February. You can find some of the cheapest flights from Eugene to Denver with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eugene to Denver

Sunday is one of the best days to book for cheap flights from Eugene to Denver: 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 Eugene to Denver

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 Eugene to Denver in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 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 Eugene to Denver 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 Eugene to Denver 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.

 

Eugene to Denver Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.