$79 Cheap Flights from Seattle (SEA) to Eugene (EUG)

View $79 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Mahlon Sweet Field Airport (EUG)

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Cheap Flights from Seattle to Eugene (SEA-EUG)

Prices were available within the past 7 days and start at $79 for one-way flights and $117 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Sep 24 - Wed, Oct 1
SEA
Seattle
EUG
Eugene
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Sep 24 from Seattle to Eugene, returning Wed, Oct 1, priced at $117 just found
Delta
Wed, Sep 24 - Wed, Oct 1
SEA
Seattle
EUG
Eugene
$117 Roundtrip, just found
$117
Roundtrip
just found
Select Delta flight, departing Wed, Sep 24 from Seattle to Eugene, returning Wed, Oct 1, priced at $117 just found
Hawaiian Airlines
Tue, Sep 16 - Mon, Sep 22
SEA
Seattle
EUG
Eugene
$137 Roundtrip, found 10 hours ago
$137
Roundtrip
found 10 hours ago
Select Hawaiian Airlines flight, departing Tue, Sep 16 from Seattle to Eugene, returning Mon, Sep 22, priced at $137 found 10 hours ago
Alaska Airlines
Wed, Sep 24 - Wed, Oct 1
SEA
Seattle
EUG
Eugene
$147 Roundtrip, just found
$147
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Sep 24 from Seattle to Eugene, returning Wed, Oct 1, priced at $147 just found
Hawaiian Airlines
Tue, Sep 16 - Wed, Sep 17
SEA
Seattle
EUG
Eugene
$157 Roundtrip, found 10 hours ago
$157
Roundtrip
found 10 hours ago
Select Hawaiian Airlines flight, departing Tue, Sep 16 from Seattle to Eugene, returning Wed, Sep 17, priced at $157 found 10 hours ago
Delta
Wed, Sep 24 - Wed, Oct 1
SEA
Seattle
EUG
Eugene
$158 Roundtrip, just found
$158
Roundtrip
just found
Select Delta flight, departing Wed, Sep 24 from Seattle to Eugene, returning Wed, Oct 1, priced at $158 just found
Alaska Airlines
Tue, Sep 16 - Wed, Sep 24
SEA
Seattle
EUG
Eugene
$160 Roundtrip, found 12 hours ago
$160
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Tue, Sep 16 from Seattle to Eugene, returning Wed, Sep 24, priced at $160 found 12 hours ago
Alaska Airlines
Wed, Oct 1 - Fri, Oct 3
SEA
Seattle
EUG
Eugene
$167 Roundtrip, found 5 hours ago
$167
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Wed, Oct 1 from Seattle to Eugene, returning Fri, Oct 3, priced at $167 found 5 hours ago
Southwest Airlines
Sun, May 24 - Tue, May 26
SEA
Seattle
EUG
Eugene
$333 Roundtrip, found 2 hours ago
$333
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sun, May 24 from Seattle to Eugene, returning Tue, May 26, priced at $333 found 2 hours ago
United
Wed, Sep 24 - Wed, Oct 1
SEA
Seattle
EUG
Eugene
$433 Roundtrip, just found
$433
Roundtrip
just found
Select United flight, departing Wed, Sep 24 from Seattle to Eugene, returning Wed, Oct 1, priced at $433 just found

Find the cheapest month to fly from Seattle (SEA) to Eugene (EUG)

February is typically the cheapest month to fly

From $76 - $217 per traveler.

Graph displaying average flight prices per month

Flights from Seattle (SEA) to Eugene (EUG)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Eugene
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$117
Distance
233 mi
Average flight time
1 hour 14 mins

Seattle to Eugene Flights

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

 

The best time to book a flight from Seattle to Eugene

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $79 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 Seattle 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 Seattle 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG) cost?
Lock in a cheap one-way flight from $79 or cheap return flight from $117 from Seattle - Tacoma Intl. Airport (SEA) 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 Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
The cheapest month to fly from SEA to EUG is September, when there's less demand. Off-peak season is usually when you'll find lower airfares between these airports.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
Take a nonstop flight with Alaska Airlines and travel straight from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG).
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
Delta Air Lines and Alaska Airlines are some well-known airlines offering reasonable fares. Remember that flight prices from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG) can vary based on demand, travel dates and how early you book. With Expedia's filter tool, you can easily find a SEA to EUG flight that works with your plans and budget.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
With an average of 6 direct flights departing from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG) each day, you'll be on your way in no time.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
Flights between SEA and EUG are their busiest at 10 PM. If you're after a quieter trip and potentially cheaper prices, choose a departure outside the usual busy windows.
What day of the week has the most flights from SEA to EUG?
If you depart on a Friday, you'll get the widest range of choices for flights from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
Seattle - Tacoma Intl. Airport (SEA)'s first flight to Mahlon Sweet Field Airport (EUG) departs at approximately 9:40AM UTC-8. With a total journey time of 1h 15m, you'll land at around 10:55AM UTC-8.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
The average flight duration from SEA to EUG is 1 hour and 11 minutes, covering a distance of 230 mi.
What airline has the least delays from SEA to EUG?
With 82% of journeys typically arriving on schedule, Alaska Airlines has the best on-time performance for direct flights from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG). To check your flight status and get notifications about any changes, use the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
Select a flight from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Eugene from Seattle - Tacoma Intl. Airport (SEA)?
Mahlon Sweet Field Airport (EUG) is the only airport in Eugene with direct flights from Seattle - Tacoma Intl. Airport (SEA). Consider the options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG) last-minute?
Last-minute bookings from SEA to EUG are usually more expensive. For the lowest prices, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, you may score a cheap fare right before your journey.
Is it cheaper to book a SEA to EUG flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to EUG flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of stays, then customize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Mahlon Sweet Field Airport (EUG)?
It's usually possible to reschedule or cancel your SEA 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 if any costs are involved. You'll also find more information on our Customer Service portal.

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