$239+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
EUG — SJO
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Eugene to Costa Rica with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Eugene to Costa Rica
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Cheapest flights from Eugene to Costa RicaExplore 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 August 17, 2026.
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 August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 10/412:52 pm -
2 stops22h 29m
Sun 10/118:45 am -
1 stop12h 59m
Deal found 8/17![United Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/54:30 pm -
1 stop14h 02m
Thu 11/128:45 am -
2 stops16h 00m
Deal found 8/16![United Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/141:57 pm -
2 stops21h 24m
Mon 9/288:45 am -
1 stop12h 59m
Deal found 8/16![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/266:00 am -
1 stop24h 15m
Sat 10/38:45 am -
1 stop10h 27m
Deal found 8/12![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 8/17. 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.
Wed 9/234:45 pm -
2 stops18h 09m
Wed 10/71:25 pm -
2 stops23h 28m
Deal found 8/17![Delta logo]()
$563
This Delta deal was found by Cheapflights users on 8/17. 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.
Wed 10/76:05 am -
2 stops28h 55m
Mon 10/121:25 pm -
2 stops28h 36m
Deal found 8/17![Delta logo]()
$589
This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 9/195:20 am -
2 stops29h 34m
Mon 10/51:19 pm -
2 stops28h 42m
Deal found 8/17![Delta logo]()
$594
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/102:40 pm -
2 stops21h 00m
Thu 10/229:00 am -
2 stops14h 35m
Deal found 8/14![Southwest logo]()
$611
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 11/285:55 am -
1 stop10h 39m
Sat 12/54:53 pm -
2 stops22h 15m
Deal found 8/16![United Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/2612:52 pm -
2 stops22h 18m
Sat 10/311:49 am -
1 stop10h 23m
Deal found 8/12![United Airlines logo]()
$680
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:36 pm -
2 stops21h 09m
Sat 11/73:25 pm -
2 stops23h 31m
Deal found 8/12![Delta logo]()
$685
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 10/304:30 pm -
1 stop24h 34m
Sat 11/712:50 pm -
1 stop10h 39m
Deal found 8/12![United Airlines logo]()
$688
Best flights from Eugene to Costa RicaDiscover carefully curated flight deals from Eugene to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Eugene to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/16. 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 11/54:30 pm -
1 stop14h 02m
Thu 11/129:40 am -
1 stop15h 05m
Deal found 8/16![United Airlines logo]()
$520
This Delta deal was found by Cheapflights users on 8/16. 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.
Wed 1/205:45 am -
2 stops14h 20m
Sat 1/303:55 pm -
2 stops22h 24m
Deal found 8/16![Delta logo]()
$589
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops10h 05m
Sat 10/39:00 am -
2 stops13h 20m
Deal found 8/12![Southwest logo]()
$636
This American Airlines deal was found by Cheapflights users on 8/15. 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 9/82:07 pm -
2 stops22h 11m
Mon 9/142:18 pm -
2 stops29h 59m
Deal found 8/15![American Airlines logo]()
$918
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/266:00 am -
1 stop24h 15m
Sat 10/38:45 am -
1 stop10h 27m
Deal found 8/12![United Airlines logo]()
$548
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 10/512:32 pm -
2 stops22h 28m
Wed 10/141:25 pm -
2 stops28h 36m
Deal found 8/17![Delta logo]()
$589
This United Airlines deal was found by Cheapflights users on 8/12. 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 1/256:51 pm -
1 stop11h 41m
Wed 1/279:40 am -
1 stop10h 27m
Deal found 8/12![United Airlines logo]()
$634
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 8/295:45 am -
2 stops12h 52m
Sat 9/51:25 pm -
2 stops23h 18m
Deal found 8/15![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 8/12. 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 2/11:58 pm -
1 stop16h 34m
Tue 2/1612:35 pm -
2 stops25h 19m
Deal found 8/12![United Airlines logo]()
$639
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 1/165:50 am -
1 stop11h 41m
Sat 1/234:53 pm -
2 stops21h 01m
Deal found 8/16![United Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 10/307:25 pm -
2 stops18h 45m
Sat 11/712:50 pm -
1 stop10h 39m
Deal found 8/12![United Airlines logo]()
$680
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 10/316:00 am -
1 stop11h 04m
Sat 11/712:50 pm -
1 stop10h 39m
Deal found 8/12![United Airlines logo]()
$680
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/2611:25 am -
2 stops23h 45m
Sat 10/311:49 am -
2 stops33h 55m
Deal found 8/12![United Airlines logo]()
$825
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 11/285:55 am -
1 stop10h 39m
Sat 12/512:50 pm -
1 stop10h 48m
Deal found 8/16![United Airlines logo]()
$918
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/512:52 pm -
2 stops22h 18m
Wed 10/71:20 pm -
2 stops24h 52m
Deal found 8/13![United Airlines logo]()
$990
Last-minute flights from Eugene to Costa RicaDiscover last-minute flight deals from Eugene to Costa Rica. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Eugene to Costa Rica. Data last updated August 17, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 8/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:18 am -
1 stop14h 28m
Thu 8/207:45 pm -
3 stops16h 49m
Deal found 8/12![Multiple Airlines logo]()
$616
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:40 am -
2 stops11h 00m
Fri 9/49:00 am -
2 stops14h 45m
Deal found 8/16![Southwest logo]()
$627
This United Airlines deal was found by Cheapflights users on 8/15. 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.
Sat 8/295:45 am -
2 stops12h 52m
Sat 9/51:25 pm -
2 stops23h 18m
Deal found 8/15![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 8/16. 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 9/141:57 pm -
2 stops21h 24m
Mon 9/288:45 am -
1 stop12h 59m
Deal found 8/16![United Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 9/184:11 pm -
1 stop14h 04m
Mon 10/58:45 am -
1 stop12h 59m
Deal found 8/17![United Airlines logo]()
$640
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Fri 9/181:57 pm -
1 stop16h 18m
Tue 10/67:55 am -
2 stops14h 17m
Deal found 8/17![United Airlines logo]()
$645
This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 9/195:20 am -
2 stops29h 34m
Mon 10/51:19 pm -
2 stops28h 42m
Deal found 8/17![Delta logo]()
$594
This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 9/195:20 am -
2 stops29h 34m
Sat 10/31:19 pm -
2 stops24h 39m
Deal found 8/17![Delta logo]()
$625
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:15 pm -
2 stops22h 30m
Tue 10/69:00 am -
2 stops14h 15m
Deal found 8/17![Southwest logo]()
$637
This Delta deal was found by Cheapflights users on 8/17. 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.
Wed 9/234:45 pm -
2 stops18h 09m
Fri 10/91:25 pm -
2 stops24h 31m
Deal found 8/17![Delta logo]()
$563
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Sat 9/266:00 am -
1 stop24h 15m
Sat 10/38:45 am -
1 stop10h 27m
Deal found 8/12![United Airlines logo]()
$548
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/267:00 am -
2 stops10h 05m
Sat 10/39:00 am -
2 stops13h 20m
Deal found 8/12![Southwest logo]()
$636
One-way flights from Eugene to Costa RicaSearch for one-way flight options from Eugene to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Eugene to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:15 am -
2 stops13h 25m
Deal found 8/17![Southwest logo]()
$239
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:40 pm -
2 stops20h 05m
Deal found 8/16![Southwest logo]()
$244
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sun 9/131:57 pm -
1 stop16h 18m
Deal found 8/16![United Airlines logo]()
$250
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 10/46:00 am -
1 stop24h 15m
Deal found 8/17![United Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 8/17. 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.
Mon 10/54:45 pm -
2 stops18h 15m
Deal found 8/17![Delta logo]()
$258
This Delta deal was found by Cheapflights users on 8/17. 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.
Fri 10/24:45 pm -
2 stops18h 09m
Deal found 8/17![Delta logo]()
$289
This United Airlines deal was found by Cheapflights users on 8/17. 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 10/13:59 pm -
1 stop14h 16m
Deal found 8/17![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/1512:30 pm -
2 stops16h 30m
Deal found 8/12![Delta logo]()
$304
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sat 9/191:57 pm -
1 stop16h 18m
Deal found 8/13![United Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 8/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:40 am -
2 stops12h 05m
Deal found 8/14![Southwest logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/37:23 pm -
3 stops39h 52m
Deal found 8/17![Multiple Airlines logo]()
$327
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 August 17, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $520 (United Airlines) |
One-way from | $244 (Southwest) |
Popular in | December |
Cheapest in | February |
Average price | $613 |
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 August 17, 2026.
Use the filters below to find and compare flights from Eugene to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Thu 11/5
4:30 pm-8:32 am
1 stop14h 02m
San José Juan Santamaria Intl
Thu 11/12
9:40 am-10:45 pm
1 stop15h 05m
$520
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Sat 9/26
6:00 am-7:15 am
1 stop24h 15m
San José Juan Santamaria Intl
Sat 10/3
8:45 am-6:12 pm
1 stop10h 27m
$548
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Wed 1/20
5:45 am-10:05 pm
2 stops14h 20m
San José Juan Santamaria Intl
Sat 1/30
3:55 pm-12:19 pm
2 stops22h 24m
$589
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Mon 10/5
12:32 pm-12:00 pm
2 stops22h 28m
San José Juan Santamaria Intl
Wed 10/14
1:25 pm-5:01 pm
2 stops28h 36m
$589
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Mon 1/25
6:51 pm-8:32 am
1 stop11h 41m
San José Juan Santamaria Intl
Wed 1/27
9:40 am-6:07 pm
1 stop10h 27m
$634
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Sat 8/29
5:45 am-7:37 pm
2 stops12h 52m
San José Juan Santamaria Intl
Sat 9/5
1:25 pm-11:43 am
2 stops23h 18m
$635
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Sat 9/26
7:00 am-6:05 pm
2 stops10h 05m
San José Juan Santamaria Intl
Sat 10/3
9:00 am-9:20 pm
2 stops13h 20m
$636
EugeneSan José
EUG Eugene - SJO San José Juan Santamaria Intl
EUGSJO
Eugene
Mon 2/1
1:58 pm-8:32 am
1 stop16h 34m
San José Juan Santamaria Intl
Tue 2/16
12:35 pm-11:54 am
2 stops25h 19m
$639
EugeneLiberia
EUG Eugene - LIR Liberia
EUGLIR
Eugene
Sat 1/16
5:50 am-7:31 pm
1 stop11h 41m
Liberia
Sat 1/23
4:53 pm-11:54 am
2 stops21h 01m
$665
EugeneLiberia
EUG Eugene - LIR Liberia
EUGLIR
Eugene
Fri 10/30
7:25 pm-3:10 pm
2 stops18h 45m
Liberia
Sat 11/7
12:50 pm-9:29 pm
1 stop10h 39m
$680
Showing 1-10 of 26 resultsSorted by cheapest first
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.
EUG-SJO
EUG-LIR
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
EUG-CR0
EUG-SJO
EUG-LIR
No data available for this route at this time. Please check back soon.
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 August 17, 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.
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Related info for your journey
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Alternative routes for Eugene to Costa Rica
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Complete your trip
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Eugene and Costa Rica flights
Browse other Eugene and Costa Rica flight options. Last updated on August 17, 2026.
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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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$301 | Average$688 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$327 | Average$600 | FlexibilityNo cancel fee | On-time69% |