Cheap Flights from Seattle (SEAA) to Eugene (EUG)

Travelers and cabin class

Compare Seattle to Eugene flight deals

Find the cheapest month or even day of the year to fly to Eugene

Book the best Eugene fare with no extra fees

Flight deals from Seattle to Eugene

Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Eugene? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Seattle to Eugene

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Eugene flights are currently cheapest in September.

Direct flights from Seattle to Eugene

Seattle to Eugene: Alternative routes

Compare routes from Seattle to Eugene below. You may find an airport to fly into that's cheaper, faster, or easier than Eugene.

Seattle to Eugene: Flight information

The things to know before you go.
Cheapest flight found$44
Cheapest month to flySeptember
Average flight time1 hr, 15 mins
Most popular airlineWestJet
Average flights per week265

Finding cheap flights from Seattle to Eugene: Frequently asked questions

The best price we found for a round-trip flight from Seattle to Eugene is $166. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 15 minutes is the average flight time from Seattle to Eugene.
WestJet, Air Tahiti Nui and Alaska Airlines fly direct from Seattle to Eugene.
There are 265 flights per week flying from Seattle to Eugene, as of May 2025.
The cheapest month to fly from Seattle to Eugene is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Eugene Airport on Friday, August 15, 2025.
Yes – the average flight time is 1 hour and 15 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Eugene but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Eugene is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Eugene is Delta.

Flying from Seattle to Mahlon Sweet Field (EUG): what you need to know

  • Seattle's main airport is Seattle-Tacoma International Airport (SEA). Check out your options for leaving from this terminal when booking flights from Seattle to Mahlon Sweet Field (EUG).

  • Take a direct flight from Seattle to Mahlon Sweet Field and you'll be traveling for around 1 hour 11 minutes.

  • Seattle and Eugene (where Mahlon Sweet Field is located) share the UTC-7 timezone. That means you won't have to adjust your watch when you land.

  • With 55 direct weekly flights between the two airports, Seattle-Tacoma International Airport (SEA) to Mahlon Sweet Field (EUG) is the most popular route. Alaska Airlines operates the earliest flight at 08:04. If you prefer to get more out of your day before leaving, the latest departure from SEA to EUG is with Alaska Airlines at 22:57.

  • To ensure you get on your flight from Seattle to EUG, leave plenty of time to check in and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the general rule.

  • If you're traveling during a peak month like July, be at the airport even earlier. It's smart to arrive up to four hours before international flights and two hours ahead of a domestic departure. Security lines will be longer during high seasons like summer, Christmas and New Year.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • Go straight to your destination from Seattle-Tacoma International Airport (SEA). Direct flights from Seattle to Mahlon Sweet Field Airport (EUG) are available from here.

  • You can travel on a direct flight from Seattle to Mahlon Sweet Field Airport with Alaska Airlines. This popular airline operates departures from SEA.

  • SEA is about 14 miles from the center of Seattle. To help work out how to get there, use Google Maps. This handy travel app will show you the best route and available public transport options.

  • After a hassle-free start to your vacation? Stay near Seattle-Tacoma International Airport. Whether you have an early flight from Seattle to Mahlon Sweet Field Airport or want to avoid feeling rushed, these hotels have you covered:

Lake Union Sea Plane Base (LKE)

About Mahlon Sweet Field Airport (EUG)

  • Consider staying at Royal Inn Eugene- Airport after your flight from Seattle to Mahlon Sweet Field Airport. It's a quick drive from EUG and a comfortable option if you're eager to get some rest right away.

Getting from Mahlon Sweet Field Airport (EUG) to central Eugene

  • From Mahlon Sweet Field Airport, Eugene is approximately 11 miles away. It takes around 20 minutes to reach the center driving.

How to find the cheapest flights from Seattle to Mahlon Sweet Field Airport (EUG)

  • The lowest price we've found for a one-way ticket from Seattle to Mahlon Sweet Field Airport is $44. The cheapest price for a return flight is $166. Keep in mind fares may change due to demand at the time of booking.

  • To secure cheap tickets from Seattle to EUG, reserve your trip 9 months before the departure date.

  • The cheapest month for tickets from Seattle to Mahlon Sweet Field Airport is June. Use the 'Whole month' tool to find the most affordable day to fly if you're flexible with your departure dates.

  • Finding a cheap ticket from Seattle to EUG couldn't be easier with Price Alerts. Simply set up one of these automatic alerts and we'll get in touch as soon as the price has fallen.

  • Take advantage of the filters to find your ideal trip. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Seattle to Mahlon Sweet Field Airport, use the 'Sort by' function. You can also filter results by arrival and departure times, airline, and number of stops.

The best time to fly from Seattle to Mahlon Sweet Field Airport (EUG)

  • May is the quietest time to travel to Eugene. Alternatively, follow the crowds and take off in July. This is the busiest month for flights from Seattle to Mahlon Sweet Field Airport, but the best time to go is your call.

  • Think about the kind of weather that'll suit your plans for Eugene. August is known as the warmest month. Lock in your flights from Seattle to EUG during then and you can expect temperatures of between 48ºF and 88ºF.

  • If you like cooler conditions, search for a cheap flight from Seattle to Mahlon Sweet Field Airport in February when temperatures average between 30ºF and 55ºF.

More about Eugene

  • Once you've booked your flight from Seattle to Mahlon Sweet Field Airport, think about where you want to stay in this city. Make one of these accommodation options your base for exploring Eugene:

  • One of the best ways to get to know Eugene is to check out its popular attractions. Some highlights include Jordan Schnitzer Museum of Art, Museum of Natural and Cultural History and Owen Rose Garden.

Complete your Eugene trip with a car rental

  • Select one of our car rentals in Eugene and see the sights at your own pace. Easily compare rates from trusted providers in one place after booking your hotel and cheap flights from Seattle to Mahlon Sweet Field Airport.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.