$576 Cheap Flights from Seoul (ICN) to Eugene (EUG)

View $576 flight on Fri, Sep 18, 2026Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Seoul to Eugene (ICN-EUG)

Prices were available within the past 7 days and start at $576 for one-way flights and $591 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Feb 5 - Fri, Feb 20
ICN
Seoul
EUG
Eugene
$591 Roundtrip, found 2 days ago
$591
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Seoul to Eugene, returning Fri, Feb 20, priced at $591 found 2 days ago
Alaska Airlines
Thu, Feb 5 - Fri, Feb 20
ICN
Seoul
EUG
Eugene
$597 Roundtrip, found 2 days ago
$597
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Seoul to Eugene, returning Fri, Feb 20, priced at $597 found 2 days ago
Delta
Thu, Jan 29 - Sun, Feb 15
ICN
Seoul
EUG
Eugene
$618 Roundtrip, found 4 days ago
$618
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Jan 29 from Seoul to Eugene, returning Sun, Feb 15, priced at $618 found 4 days ago
Delta
Thu, Jan 29 - Sat, Feb 14
ICN
Seoul
EUG
Eugene
$629 Roundtrip, found 4 days ago
$629
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Jan 29 from Seoul to Eugene, returning Sat, Feb 14, priced at $629 found 4 days ago
United
Thu, Jan 29 - Fri, Feb 13
ICN
Seoul
EUG
Eugene
$647 Roundtrip, found 4 days ago
$647
Roundtrip
found 4 days ago
Select United flight, departing Thu, Jan 29 from Seoul to Eugene, returning Fri, Feb 13, priced at $647 found 4 days ago
Hawaiian Airlines
Mon, Feb 9 - Fri, Feb 20
ICN
Seoul
EUG
Eugene
$654 Roundtrip, found 4 days ago
$654
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Mon, Feb 9 from Seoul to Eugene, returning Fri, Feb 20, priced at $654 found 4 days ago
Alaska Airlines
Fri, Sep 18 - Thu, Sep 24
ICN
Seoul
EUG
Eugene
$659 Roundtrip, found 6 days ago
$659
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Sep 18 from Seoul to Eugene, returning Thu, Sep 24, priced at $659 found 6 days ago
Alaska Airlines
Sun, Jan 18 - Fri, Jan 30
ICN
Seoul
EUG
Eugene
$660 Roundtrip, found 4 days ago
$660
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Jan 18 from Seoul to Eugene, returning Fri, Jan 30, priced at $660 found 4 days ago
Alaska Airlines
Thu, Feb 5 - Fri, Feb 20
ICN
Seoul
EUG
Eugene
$662 Roundtrip, found 2 days ago
$662
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Seoul to Eugene, returning Fri, Feb 20, priced at $662 found 2 days ago
Korean Air
Tue, Feb 10 - Fri, Feb 27
ICN
Seoul
EUG
Eugene
$739 Roundtrip, found 4 days ago
$739
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Feb 10 from Seoul to Eugene, returning Fri, Feb 27, priced at $739 found 4 days 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 $687
EUG
Mahlon Sweet Field
CheapestClosest
Average driving time to city center14 min
Flights from $687

Frequently asked questions

How much does a flight from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG) cost?
Get a cheap one-way flight from $576 or cheap return flight from $591 from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)?
The cheapest month to fly from ICN to EUG is February, when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ICN to EUG flight.
How many flights per day from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)?
Direct flights from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ICN to EUG?
Typically you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the airline, season 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 Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)?
To reach Mahlon Sweet Field Airport (EUG) on schedule, opt for a flight that leaves Incheon Intl. Airport (ICN) 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 Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG) last-minute?
Booking your ticket from ICN to EUG just before your trip is usually more expensive. However, if you're flexible with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book an ICN to EUG flight and hotel package?
Opting for an ICN to EUG flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Incheon Intl. Airport (ICN) to Mahlon Sweet Field Airport (EUG)?
If you booked your ICN to EUG flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Incheon Intl.
Destination airport
Eugene
Airlines serving
Alaska Airlines, American Airlines, Asiana Airlines, Delta, Japan Airlines, Korean Air, United
Roundtrip price
$591
Distance
5318 mi

Book with confidence

Seoul to Eugene Flights

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

 

The best time to book a flight from Seoul to Eugene

Sunday is one of the best days to book for cheap flights from Seoul 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 Seoul 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 Seoul to Eugene in 2026. You can also book with separate airlines for your outbound and return journeys, from $576 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 Seoul 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 Seoul 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.

 

Seoul to Eugene Flights

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*Available to One Key members.