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Costa Rica

$237+ Cheap flights from Eugene (EUG) to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJO
Mar 16 — Mar 231
Mon 3/16
Mon 3/23
1 adult, Economy
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Cheap flight deals from Eugene to Costa Rica

Cheapest flights from Eugene to Costa Rica
Explore the most affordable flight options available from Eugene to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.

This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:58 pm
EUG
-
SJO
1 stop16h 17m
United Airlines
Thu 5/78:45 am
SJO
-
EUG
1 stop15h 14m
United Airlines
Deal found 2/12$340
This Orbitz deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:03 am
EUG
-
SJO
1 stop15h 42m
Alaska Airlines
Wed 5/612:55 am
SJO
-
EUG
2 stops24h 04m
Alaska Airlines
Deal found 2/12$416
This BusinessClass deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:08 pm
EUG
-
SJO
1 stop16h 24m
Multiple Airlines
Mon 3/91:05 pm
SJO
-
EUG
2 stops24h 10m
Multiple Airlines
Deal found 2/13$428
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/232:08 pm
EUG
-
SJO
1 stop16h 24m
United Airlines
Thu 2/269:40 am
SJO
-
EUG
1 stop15h 28m
United Airlines
Deal found 2/13$439
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:08 pm
EUG
-
SJO
2 stops28h 31m
United Airlines
Tue 3/105:30 am
SJO
-
EUG
2 stops31h 45m
United Airlines
Deal found 2/13$444
This Alaska Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:38 pm
EUG
-
SJO
2 stops26h 07m
Alaska Airlines
Sun 5/1012:55 am
SJO
-
EUG
2 stops24h 04m
Alaska Airlines
Deal found 2/13$445
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/162:08 pm
EUG
-
SJO
1 stop16h 24m
United Airlines
Thu 2/269:40 am
SJO
-
EUG
1 stop15h 28m
United Airlines
Deal found 2/13$449
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/162:00 pm
EUG
-
SJO
1 stop16h 15m
United Airlines
Sat 4/258:45 am
SJO
-
EUG
1 stop15h 14m
United Airlines
Deal found 2/13$450
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:01 am
EUG
-
LIR
2 stops20h 35m
Alaska Airlines
Thu 3/128:05 am
LIR
-
EUG
2 stops16h 53m
Alaska Airlines
Deal found 2/12$479
This Alaska Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:41 am
EUG
-
LIR
1 stop17h 39m
Alaska Airlines
Thu 4/2311:20 am
LIR
-
EUG
1 stop11h 43m
Alaska Airlines
Deal found 2/12$500
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:58 pm
EUG
-
LIR
2 stops21h 12m
United Airlines
Tue 5/2611:49 am
LIR
-
EUG
1 stop10h 17m
United Airlines
Deal found 2/12$520
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/241:42 pm
EUG
-
LIR
2 stops20h 55m
American Airlines
Wed 4/112:30 pm
LIR
-
EUG
2 stops25h 32m
American Airlines
Deal found 2/11$553

Find flight deals from Eugene to Costa Rica

Keep the following information in mind while searching for Eugene to Costa Rica flight deals. Data was last updated February 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$340
(United Airlines)

One-way from

$237
(Travelocity)

Popular in

December

Cheapest in

November

Average price

$357
Provider with most accurate pricing for Eugene-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Eugene-San José Juan Santamaria Intl flights.
Search Deals
From Eugene to Costa Rica
Search Deals
One-way flight from Eugene to Costa Rica
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Eugene to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Eugene to Costa Rica that are best for you.

Fly from

Eugene

Fly to

Costa Rica

Route

Depart

Return

Price

EugeneSan José

EUG - SJO

EUGSJO

Eugene

Mon 3/2

2:08 pm-8:32 am

1 stop16h 24m

San José Juan Santamaria Intl

Tue 3/10

8:40 am-11:08 pm

1 stop15h 28m

$439

EugeneSan José

EUG - SJO

EUGSJO

Eugene

Sun 5/3

8:38 pm-11:45 pm

2 stops26h 07m

San José Juan Santamaria Intl

Sun 5/10

12:55 am-8:01 pm

2 stops20h 06m

$445

EugeneSan José

EUG - SJO

EUGSJO

Eugene

Thu 4/16

2:00 pm-7:15 am

1 stop16h 15m

San José Juan Santamaria Intl

Sat 4/25

8:45 am-10:59 pm

1 stop15h 14m

$450

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Mon 3/9

4:01 pm-6:36 am

2 stops13h 35m

Liberia

Thu 3/12

8:05 am-11:58 pm

2 stops16h 53m

$479

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Wed 4/15

11:41 am-6:20 am

1 stop17h 39m

Liberia

Thu 4/23

11:20 am-10:03 pm

1 stop11h 43m

$500

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Tue 4/28

7:03 am-6:20 am

1 stop22h 17m

$237

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Tue 4/28

2:00 pm-12:10 pm

2 stops21h 10m

$244

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Fri 2/20

11:56 am-6:45 am

1 stop16h 49m

$357

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Fri 2/20

1:12 pm-1:00 pm

2 stops21h 48m

$357

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

Tue 4/28

8:38 pm-12:30 pm

3 stops38h 52m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Best time to book a flight from Eugene to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Eugene with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Eugene to Costa Rica

What is the cheapest month to book a flight from Eugene to Costa Rica?

Currently, November is the cheapest month in which you can book a flight from Eugene to Costa Rica (average of $219). Flying from Eugene to Costa Rica in June is currently the most expensive (average of $499). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated February 14, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and United Airlines from Eugene to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,885 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
11,885 reviews
Alaska Airlines
8.0
Very good
11,885 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,296 reviews
Alaska Airlines
8.0
Very good
11,885 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Eugene to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Eugene to Costa Rica?

    Eugene (EUG) is the airport you will fly out of if you book a flight from Eugene to Costa Rica. It is only a 7.8 mi journey to Eugene (EUG) from Eugene’s city center.

  • How long is the flight from Eugene to Costa Rica?

    There are many flights that can get you from Eugene to Costa Rica in 13h 35m. Fly via United Airlines or Alaska Airlines to get the fastest option. There are 3220 mi between Eugene and Costa Rica. This flight may include one or multiple stops.

  • Can I find deals for flights from Eugene to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Eugene to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Eugene to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Eugene to Costa Rica.

  • Can I find deals for business class flights from Eugene to Costa Rica?

    Yes. Cheapflights offers flight deals from Eugene to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Eugene to Costa Rica?

    Currently, November is the cheapest month in which you can book a flight from Eugene to Costa Rica (average of $219). Flying from Eugene to Costa Rica in June is currently the most expensive (average of $499). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Eugene to Costa Rica

Discover the top 2 airlines that operate flights from Eugene to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$275Average$548FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$301Average$536FlexibilityNo cancel feeOn-time75%

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