$172 Cheap Flights from Louisville (SDF) to Eugene (EUG)

View $172 flight on Tue, Jan 20, 2026Opens in a new window

Popular airlines from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)

Cheap Flights from Louisville to Eugene (SDF-EUG)

Prices were available within the past 7 days and start at $172 for one-way flights and $358 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Dec 15 - Wed, Dec 24
SDF
Louisville
EUG
Eugene
$358 Roundtrip, found 2 days ago
$358
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Dec 15 from Louisville to Eugene, returning Wed, Dec 24, priced at $358 found 2 days ago
Delta
Tue, Jan 20 - Tue, Jan 27
SDF
Louisville
EUG
Eugene
$360 Roundtrip, found 7 hours ago
$360
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Jan 20 from Louisville to Eugene, returning Tue, Jan 27, priced at $360 found 7 hours ago
Delta
Tue, Feb 3 - Thu, Feb 19
SDF
Louisville
EUG
Eugene
$361 Roundtrip, found 3 days ago
$361
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Feb 3 from Louisville to Eugene, returning Thu, Feb 19, priced at $361 found 3 days ago
Delta
Tue, Jan 20 - Mon, Jan 26
SDF
Louisville
EUG
Eugene
$364 Roundtrip, found 5 days ago
$364
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Jan 20 from Louisville to Eugene, returning Mon, Jan 26, priced at $364 found 5 days ago
Delta
Sat, Jan 31 - Sat, Feb 14
SDF
Louisville
EUG
Eugene
$365 Roundtrip, found 3 days ago
$365
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jan 31 from Louisville to Eugene, returning Sat, Feb 14, priced at $365 found 3 days ago
Delta
Sat, Jan 31 - Thu, Feb 19
SDF
Louisville
EUG
Eugene
$366 Roundtrip, found 3 days ago
$366
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Jan 31 from Louisville to Eugene, returning Thu, Feb 19, priced at $366 found 3 days ago
Southwest Airlines
Tue, Jan 20 - Tue, Jan 27
SDF
Louisville
EUG
Eugene
$373 Roundtrip, found 7 hours ago
$373
Roundtrip
found 7 hours ago
Select Southwest Airlines flight, departing Tue, Jan 20 from Louisville to Eugene, returning Tue, Jan 27, priced at $373 found 7 hours ago
United
Mon, Jan 19 - Mon, Jan 26
SDF
Louisville
EUG
Eugene
$397 Roundtrip, found 5 days ago
$397
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jan 19 from Louisville to Eugene, returning Mon, Jan 26, priced at $397 found 5 days ago
American Airlines
Tue, Jan 20 - Tue, Jan 27
SDF
Louisville
EUG
Eugene
$461 Roundtrip, found 7 hours ago
$461
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Tue, Jan 20 from Louisville to Eugene, returning Tue, Jan 27, priced at $461 found 7 hours ago
Alaska Airlines
Tue, Jan 20 - Tue, Jan 27
SDF
Louisville
EUG
Eugene
$477 Roundtrip, found 7 hours ago
$477
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Tue, Jan 20 from Louisville to Eugene, returning Tue, Jan 27, priced at $477 found 7 hours ago

Find the cheapest month to fly from Louisville (SDF) to Eugene (EUG)

August is typically the cheapest month to fly

From $279 - $928 per traveler.

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 $477
EUG
Mahlon Sweet Field
CheapestClosest
Average driving time to city center14 min
Flights from $477

Frequently asked questions

How much does a flight from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG) cost?
Snag a cheap one-way flight from $172 or cheap return flight from $358 from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)?
Planning your trip for December may help you find better deals, as it's the cheapest month for flights between SDF and EUG. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SDF to EUG flight.
How many flights per day from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)?
Nonstop flights from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SDF to EUG?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)?
To touch down at Mahlon Sweet Field Airport (EUG) on time, opt for a flight that leaves from Louisville Intl. Airport (SDF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG) last-minute?
Last-minute fares from SDF to EUG are typically more expensive. To lock in the lowest rates, start looking for flights early. That said, if your travel plans are flexible, you may land a cheap fare just before your departure.
Is it cheaper to book a SDF to EUG flight and hotel package?
Securing a SDF to EUG flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louisville Intl. Airport (SDF) to Mahlon Sweet Field Airport (EUG)?
Usually, it's possible to cancel or reschedule your SDF to EUG flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Louisville Intl.
Destination airport
Eugene
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$357
Distance
1974 mi

Book with confidence

Louisville to Eugene Flights

The cheapest times to fly from Louisville 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 Louisville to Eugene are during the month of December. You can find some of the cheapest flights from Louisville to Eugene with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Louisville to Eugene

Sunday is one of the best days to book for cheap flights from Louisville 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 Louisville 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 Louisville to Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $172 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 Louisville 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 Louisville 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.

 

Louisville to Eugene Flights

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*Available to One Key members.