$170 Cheap Flights from San José (SJO) to Eugene (EUG)

View $170 flight on Mon, Feb 2, 2026Opens in a new window

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)

Cheap Flights from San José to Eugene (SJO-EUG)

Prices were available within the past 7 days and start at $170 for one-way flights and $291 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 1 - Mon, Nov 17
SJO
San José
EUG
Eugene
$291 Roundtrip, just found
$291
Roundtrip
just found
Select United flight, departing Sat, Nov 1 from San José to Eugene, returning Mon, Nov 17, priced at $291 just found
United
Wed, Dec 24 - Sat, Jan 10
SJO
San José
EUG
Eugene
$296 Roundtrip, just found
$296
Roundtrip
just found
Select United flight, departing Wed, Dec 24 from San José to Eugene, returning Sat, Jan 10, priced at $296 just found
United
Sat, Nov 1 - Sun, Nov 16
SJO
San José
EUG
Eugene
$302 Roundtrip, just found
$302
Roundtrip
just found
Select United flight, departing Sat, Nov 1 from San José to Eugene, returning Sun, Nov 16, priced at $302 just found
United
Wed, Dec 24 - Tue, Jan 6
SJO
San José
EUG
Eugene
$303 Roundtrip, just found
$303
Roundtrip
just found
Select United flight, departing Wed, Dec 24 from San José to Eugene, returning Tue, Jan 6, priced at $303 just found
Delta
Mon, Dec 15 - Wed, Dec 31
SJO
San José
EUG
Eugene
$315 Roundtrip, just found
$315
Roundtrip
just found
Select Delta flight, departing Mon, Dec 15 from San José to Eugene, returning Wed, Dec 31, priced at $315 just found
United
Mon, Oct 27 - Tue, Nov 4
SJO
San José
EUG
Eugene
$323 Roundtrip, found 14 hours ago
$323
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Oct 27 from San José to Eugene, returning Tue, Nov 4, priced at $323 found 14 hours ago
United
Mon, Oct 27 - Tue, Nov 4
SJO
San José
EUG
Eugene
$327 Roundtrip, found 14 hours ago
$327
Roundtrip
found 14 hours ago
Select United flight, departing Mon, Oct 27 from San José to Eugene, returning Tue, Nov 4, priced at $327 found 14 hours ago
American Airlines
Mon, Oct 27 - Tue, Nov 4
SJO
San José
EUG
Eugene
$340 Roundtrip, found 14 hours ago
$340
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Mon, Oct 27 from San José to Eugene, returning Tue, Nov 4, priced at $340 found 14 hours ago
Southwest Airlines
Mon, Oct 27 - Tue, Nov 4
SJO
San José
EUG
Eugene
$351 Roundtrip, found 14 hours ago
$351
Roundtrip
found 14 hours ago
Select Southwest Airlines flight, departing Mon, Oct 27 from San José to Eugene, returning Tue, Nov 4, priced at $351 found 14 hours ago
Alaska Airlines
Mon, Oct 27 - Tue, Nov 4
SJO
San José
EUG
Eugene
$379 Roundtrip, found 14 hours ago
$379
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Mon, Oct 27 from San José to Eugene, returning Tue, Nov 4, priced at $379 found 14 hours 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 $291
EUG
Mahlon Sweet Field
CheapestClosest
Average driving time to city center14 min
Flights from $291

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG) cost?
Get a cheap one-way flight from $170 or cheap return flight from $291 from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)?
The cheapest month to fly from SJO to EUG is November, when demand is low. Off-peak season is often when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)?
To find the cheapest airline that'll fly you from SJO to EUG, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)?
Direct flights from Juan Santamaria Intl. Airport (SJO) 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 our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJO to EUG?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary depending 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 Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)?
To reach Mahlon Sweet Field Airport (EUG) on schedule, pick a flight that leaves Juan Santamaria Intl. Airport (SJO) before 3 PM. The chance 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 Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG) last-minute?
Waiting until right before your break to book your flight from SJO to EUG often results in higher prices. While you may come across some last-minute offers, there's no guarantee. Allow some flexibility in your schedule to boost your chances of landing a bargain.
Is it cheaper to book a SJO to EUG flight and hotel package?
Securing a SJO to EUG flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of stays and then add flights, activities 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 Juan Santamaria Intl. Airport (SJO) to Mahlon Sweet Field Airport (EUG)?
If you booked your SJO to EUG flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Origin airport
Juan Santamaría Intl.
Destination airport
Eugene
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$291
Distance
3310 mi

Book with confidence

San José to Eugene Flights

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

 

The best time to book a flight from San José to Eugene

Sunday is one of the best days to book for cheap flights from San José 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 San José 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 San José to Eugene in 2025. You can also book with separate airlines for your outbound and return journeys, from $170 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 San José 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 San José 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.

 

San José to Eugene Flights

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*Available to One Key members.