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$163+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJO
mai 4 — mai 111
dim. 5/4
dim. 5/11
1 adult, Economy
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Cheap 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 avril 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$347
(Alaska Airlines)

One-way from

$163
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$663
Provider with most accurate pricing for Eugene-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Eugene-San José Juan Santamaria Intl flights.
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From Eugene to Costa Rica
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One-way flight from Eugene to Costa Rica
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Highest demand for flights based on searches. 13% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 avril 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
jeu. 5/295:30 amEUG - SJO
2 stops17h 16mAlaska Airlines
mer. 6/41:06 amSJO - EUG
2 stops47h 49mAlaska Airlines
Deal found 4/29$347
This United Airlines deal was found by Cheapflights users on 4/29. 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.
jeu. 5/292:02 pmEUG - SJO
1 stop16h 13mUnited Airlines
jeu. 6/58:45 amSJO - EUG
1 stop14h 36mUnited Airlines
Deal found 4/29$406
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
mar. 8/57:32 pmEUG - LIR
1 stop19h 21mAlaska Airlines
mar. 8/124:58 pmLIR - EUG
1 stop18h 19mAlaska Airlines
Deal found 4/29$479
This American Airlines deal was found by Cheapflights users on 4/28. 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.
mer. 10/221:03 pmEUG - SJO
2 stops19h 22mAmerican Airlines
jeu. 11/133:00 pmSJO - EUG
1 stop23h 11mAmerican Airlines
Deal found 4/28$508
This United Airlines deal was found by Cheapflights users on 4/29. 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.
ven. 6/136:00 amEUG - LIR
1 stop10h 03mUnited Airlines
ven. 6/203:25 pmLIR - EUG
2 stops21h 44mUnited Airlines
Deal found 4/29$509
This American Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 7/112:52 pmEUG - LIR
2 stops21h 53mAmerican Airlines
mar. 7/83:45 pmLIR - EUG
2 stops32h 21mAmerican Airlines
Deal found 4/28$567
This Orbitz deal was found by Cheapflights users on 4/29. 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.
jeu. 5/296:03 amEUG - SJO
2 stops16h 43mMultiple Airlines
jeu. 6/58:00 pmSJO - EUG
3 stops28h 20mMultiple Airlines
Deal found 4/29$589
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/136:35 amEUG - LIR
2 stops28h 25mDelta
sam. 7/192:40 pmLIR - EUG
2 stops27h 02mDelta
Deal found 4/28$1,031

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 avril 29, 2025.
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

jeu. 5/29

7:00 am-11:46 pm

1 stop15h 46m

San José Juan Santamaria Intl

mer. 6/4

1:06 am-11:55 pm

2 stops47h 49m

$347

EugeneSan José

EUG - SJO

EUGSJO

Eugene

jeu. 5/29

2:02 pm-7:15 am

1 stop16h 13m

San José Juan Santamaria Intl

jeu. 6/5

8:45 am-10:21 pm

1 stop14h 36m

$406

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

mar. 8/5

7:32 pm-3:53 pm

1 stop19h 21m

Liberia

mar. 8/12

4:58 pm-10:17 am

1 stop18h 19m

$479

EugeneSan José

EUG - SJO

EUGSJO

Eugene

mer. 10/22

1:03 pm-9:25 am

2 stops19h 22m

San José Juan Santamaria Intl

jeu. 11/13

3:00 pm-12:11 pm

1 stop23h 11m

$508

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

ven. 6/13

6:00 am-5:03 pm

1 stop10h 03m

Liberia

ven. 6/20

3:25 pm-12:09 pm

2 stops21h 44m

$509

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

mar. 7/1

12:52 pm-11:45 am

2 stops21h 53m

Liberia

mar. 7/8

3:45 pm-11:06 pm

2 stops32h 21m

$567

EugeneSan José

EUG - SJO

EUGSJO

Eugene

jeu. 5/29

6:03 am-11:46 pm

2 stops16h 43m

San José Juan Santamaria Intl

jeu. 6/5

8:00 pm-11:20 pm

3 stops28h 20m

$589

EugeneLiberia

EUG - LIR

EUGLIR

Eugene

dim. 7/13

6:35 am-12:00 pm

2 stops28h 25m

Liberia

sam. 7/19

2:40 pm-4:42 pm

2 stops27h 02m

$1,031

EugeneSan José

EUG - SJO

EUGSJO

Eugene

mer. 5/28

7:25 pm-11:46 pm

2 stops27h 21m

$163

EugeneSan José

EUG - SJO

EUGSJO

Eugene

mer. 5/28

11:00 am-9:20 am

3 stops21h 20m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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, September is the cheapest month in which you can book a flight from Eugene to Costa Rica (average of $398). Flying from Eugene to Costa Rica in March is currently the most expensive (average of $555). 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.

What is the cheapest time of day to fly from EUG to CR?

Find hourly flight availability from Eugene to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated avril 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Eugene to Costa Rica as you normally would.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

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 avril 29, 2025.
To help decide which airline to fly from Eugene to Costa Rica, see what other customers have to say about Alaska Airlines, United Airlines and American Airlines. 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
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Entertainment

7.1

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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, September is the cheapest month in which you can book a flight from Eugene to Costa Rica (average of $398). Flying from Eugene to Costa Rica in March is currently the most expensive (average of $555). 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

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Alternative routes for Eugene to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Portland to San José flights
Portland to Philip S.W.Goldson flights
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North Bend to Liberia flights
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North Bend to San José flights

Top 3 airlines flying from Eugene to Costa Rica

Discover the top 3 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 avril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$420Average$546FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$425Average$636FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$468Average$834FlexibilityNo cancel feeOn-time69%

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