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

View AU$152 flight on Sun, 10 May 2026Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$305 Return, found 8 hours ago
AU$305
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$305 found 8 hours ago
Delta
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$305 Return, found 8 hours ago
AU$305
Return
found 8 hours ago
Select Delta flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$305 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$333 Return, found 8 hours ago
AU$333
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$333 found 8 hours ago
Delta
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$333 Return, found 8 hours ago
AU$333
Return
found 8 hours ago
Select Delta flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$333 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$361 Return, found 8 hours ago
AU$361
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$361 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$375 Return, found 8 hours ago
AU$375
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$375 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$390 Return, found 8 hours ago
AU$390
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$390 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$403 Return, found 8 hours ago
AU$403
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$403 found 8 hours ago
Alaska Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$404 Return, found 8 hours ago
AU$404
Return
found 8 hours ago
Select Alaska Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$404 found 8 hours ago
American Airlines
Thu, 31 Dec - Sun, 24 Jan
EUG
Eugene
SEA
Seattle
AU$901 Return, found 8 hours ago
AU$901
Return
found 8 hours ago
Select American Airlines flight, departing Thu, 31 Dec from Eugene to Seattle, returning Sun, 24 Jan, priced at AU$901 found 8 hours ago

Frequently asked questions

How much is a flight from Mahlon Sweet Field to SEA?
The lowest price advertised for a round-trip journey from Eugene Airport to Sea-Tac Airport is AU$305. But you better act soon. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Mahlon Sweet Field Airport (EUG) to Sea-Tac Airport?
Most flights can be conveniently cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do need to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Mahlon Sweet Field Airport (EUG) to Seattle - Tacoma Intl. Airport (SEA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Mahlon Sweet Field Airport (EUG) to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Eugene Airport to Sea-Tac Airport?
That new movie you've been eager to see will have to wait — the flight distance between Mahlon Sweet Field Airport (EUG) (EUG) and SEA (SEA) is only 380 kilometres. The captain will be instructing you to put your seat upright for landing before you know it.
Which airlines fly direct from EUG to Sea-Tac Airport?
Many people opt to fly with Alaska Airlines (AS) from Eugene Airport to SEA. This leading airline offers 143 flights every month, so you can pick a flight time that works for you. If you're eager for more options, check out the deals with Delta Air Lines (DL). This airlines operates 91 flights monthly between these airports.
Are Eugene Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Flight prices always go up and down, so there are no guarantees. While last-minute deals between Mahlon Sweet Field Airport (EUG) and SEA are of course possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers release their prices up to a year prior to the departure date. Expedia is constantly updating the biggest bargains around, so keep checking and be ready to lock in your seat when fare prices drop.

Frequently asked questions

How much does a flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
One-way flights typically cost between $80 and $997 and return flights often range between $80 and $997. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
What is the cheapest month to fly from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
January is typically the cheapest month to fly from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.), with average return fares around 212 AUD. This is about 27% lower than the average price throughout the year. January sees lower prices because it falls after the holiday travel rush, when demand drops and airlines compete for bookings. Other cheap months to fly from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) include February and May.
Which airlines fly direct from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter EUG to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveller to traveller. If you like to fly early, AS offers early morning flights. If price is the most important factor, AS typically offers the lowest fares. AS offers the most daily flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Based on booking data from the past year, if you're looking for the best value when flying from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) (SEA), January and February are typically the cheapest months, with average prices around 212 AUD. May is the most popular month to fly, meaning you'll find plenty of flight options, but prices may be higher. Since there isn't a month that is both cheapest and most popular, you can choose between the best price in early winter or the most options in late spring.
How many flights per day from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 4 nonstop flights per day from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Additionally, you'll find around 16 connecting flights daily. For even more choice, look at flights that include layovers. Some common connection points include Portland Intl. (PDX), San Francisco Intl. (SFO), and Denver Intl. (DEN).
What is the earliest flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs at approximately 5:00 AM local time, operated by Alaska Airlines. This is a seasonal service active in January, February, March, April, May, October, November, and December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) on a Friday, with around 22 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, Southwest Airlines, and United Airlines. Friday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are between 12pm and 3pm. Around 25% of passengers reckon this time window's best. Alaska Airlines and United Airlines offer flights during this window. Many travelers find this midday timing convenient as it allows for a relaxed start to the day and an afternoon arrival at your destination.
How long does it take to fly from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Direct flights from EUG to SEA usually take about 1 hour 30 minutes, traveling roughly 234 miles. If you opt for a connecting flight, expect to add around 6 hours 50 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for EUG to SEA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Seattle from Mahlon Sweet Field (EUG)?
If you're planning to travel to Seattle from Mahlon Sweet Field (EUG), you can fly directly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Salt Lake City Intl. (SLC), Seattle - Tacoma Intl. (SEA), McCarran Intl. (LAS) before reaching Seattle. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Eugene, OR (EUG) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, 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 if you'd like more information.

Travel information

Origin airport
Eugene
Destination airport
Seattle - Tacoma Intl.
Return price
AU$305
Distance
374 km
Average flight time
1 hour 17 mins

Book with confidence

Your quick guide to flights from Eugene to Seattle

Pick up great flights from Eugene to Seattle

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Eugene to Seattle. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Eugene to Seattle that take around hours.

Find cheap flights from Eugene to Seattle

From the great flight deals with prices currently ranging from AU$305 to AU$901, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Eugene to Seattle around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Seattle is normally in December.

Reasons to book your flight from Eugene to Seattle with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Eugene to Seattle across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Seattle right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Your quick guide to flights from Eugene to Seattle

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