$191+ Cheap flights from San Diego (SAN) 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJO
Sep 14 — Sep 211
Round-trip
1 adult, Economy
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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 San Diego to Costa Rica
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Cheapest flights from San Diego to Costa RicaExplore the most affordable flight options available from San Diego to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
Explore the most affordable flight options available from San Diego to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 15, 2026.
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:22 pm -
2 stops17h 08m
Fri 10/234:35 pm -
2 stops17h 42m
Deal found 8/13![Multiple Airlines logo]()
$408
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
2 stops24h 30m
Wed 9/234:35 pm -
2 stops23h 15m
Deal found 8/11![Multiple Airlines logo]()
$424
This Avianca deal was found by Cheapflights users on 8/10. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/42:22 pm -
2 stops17h 08m
Sun 10/184:35 pm -
2 stops17h 42m
Deal found 8/10![Multiple Airlines logo]()
$426
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sun 10/46:45 pm -
1 stop18h 15m
Thu 10/86:00 am -
1 stop17h 43m
Deal found 8/10![American Airlines logo]()
$440
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:05 pm -
2 stops20h 54m
Fri 9/181:00 pm -
1 stop9h 48m
Deal found 8/13![American Airlines logo]()
$445
This Avianca deal was found by Cheapflights users on 8/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:47 am -
2 stops20h 48m
Wed 11/114:15 pm -
2 stops19h 22m
Deal found 8/11![Multiple Airlines logo]()
$446
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.
Mon 10/2611:10 am -
1 stop7h 30m
Fri 10/301:30 pm -
1 stop11h 25m
Deal found 8/12![Southwest logo]()
$448
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am -
2 stops24h 35m
Sun 11/154:15 pm -
2 stops19h 22m
Deal found 8/12![Multiple Airlines logo]()
$460
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:20 pm -
2 stops17h 10m
Wed 9/164:35 pm -
2 stops17h 33m
Deal found 8/12![Multiple Airlines logo]()
$463
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am -
2 stops27h 30m
Sun 10/114:35 pm -
2 stops23h 00m
Deal found 8/11![Multiple Airlines logo]()
$465
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:08 am -
2 stops21h 56m
Thu 12/311:22 am -
2 stops22h 21m
Deal found 8/12![Alaska Airlines logo]()
$487
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/229:58 pm -
1 stop14h 20m
Fri 10/302:18 pm -
1 stop19h 06m
Deal found 8/12![American Airlines logo]()
$512
Best flights from San Diego to Costa RicaDiscover carefully curated flight deals from San Diego to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
Discover carefully curated flight deals from San Diego to Costa Rica that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 15, 2026.
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:00 pm -
1 stop10h 59m
Wed 11/1110:03 am -
1 stop9h 12m
Deal found 8/12![Copa Airlines logo]()
$478
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:15 am -
2 stops12h 22m
Mon 10/128:45 am -
1 stop10h 50m
Deal found 8/11![United Airlines logo]()
$492
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:30 pm -
1 stop13h 48m
Sat 9/192:47 pm -
2 stops19h 27m
Deal found 8/13![American Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 8/10. 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 1/303:10 pm -
1 stop19h 25m
Mon 2/13:25 pm -
1 stop20h 45m
Deal found 8/10![Delta logo]()
$546
This Southwest deal was found by Cheapflights users on 8/10. 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.
Fri 9/256:30 am -
2 stops11h 15m
Thu 10/19:00 am -
2 stops16h 10m
Deal found 8/10![Southwest logo]()
$585
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 1/238:00 am -
1 stop10h 30m
Sun 1/3110:00 am -
2 stops15h 43m
Deal found 8/10![Alaska Airlines logo]()
$611
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/2910:00 pm -
1 stop11h 00m
Mon 2/18:43 am -
1 stop10h 45m
Deal found 8/13![Copa Airlines logo]()
$478
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.
Thu 11/127:41 pm -
1 stop10h 51m
Mon 11/168:45 am -
1 stop11h 08m
Deal found 8/12![United Airlines logo]()
$514
This Delta deal was found by Cheapflights users on 8/10. 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 1/303:10 pm -
1 stop19h 25m
Tue 2/23:25 pm -
1 stop20h 45m
Deal found 8/10![Delta logo]()
$546
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 10/216:45 pm -
1 stop17h 58m
Mon 10/262:18 pm -
1 stop19h 06m
Deal found 8/10![American Airlines logo]()
$547
This Delta deal was found by Cheapflights users on 8/10. 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 1/2310:40 pm -
1 stop12h 05m
Thu 2/43:25 pm -
1 stop20h 45m
Deal found 8/10![Delta logo]()
$546
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:00 pm -
1 stop13h 51m
Sat 11/213:59 am -
1 stop15h 16m
Deal found 8/10![Copa Airlines logo]()
$566
This Alaska Airlines deal was found by Cheapflights users on 8/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:08 am -
2 stops45h 56m
Fri 12/411:22 am -
2 stops24h 42m
Deal found 8/11![Alaska Airlines logo]()
$626
This United Airlines deal was found by Cheapflights users on 8/10. 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 11/264:45 pm -
2 stops16h 40m
Mon 12/72:20 pm -
1 stop9h 33m
Deal found 8/10![United Airlines logo]()
$578
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.
Thu 11/266:45 pm -
1 stop17h 46m
Fri 12/43:17 pm -
1 stop10h 39m
Deal found 8/15![American Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 8/10. 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 1/2910:10 pm -
1 stop15h 15m
Wed 2/31:50 pm -
2 stops27h 30m
Deal found 8/10![Delta logo]()
$551
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:00 pm -
1 stop10h 59m
Sat 11/288:44 am -
1 stop10h 31m
Deal found 8/10![Copa Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 8/10. 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.
Thu 9/1010:30 pm -
1 stop12h 30m
Fri 9/181:25 pm -
1 stop10h 29m
Deal found 8/10![Delta logo]()
$552
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/1610:00 pm -
1 stop16h 50m
Tue 1/265:52 pm -
1 stop25h 30m
Deal found 8/12![Copa Airlines logo]()
$574
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:00 pm -
1 stop11h 58m
Mon 9/148:45 am -
1 stop10h 44m
Deal found 8/10![Copa Airlines logo]()
$584
Last-minute flights from San Diego to Costa RicaDiscover last-minute flight deals from San Diego to Costa Rica. Data last updated August 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Costa Rica. Data last updated August 15, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:00 am -
3 stops27h 45m
Wed 9/303:10 pm -
2 stops24h 40m
Deal found 8/10![Multiple Airlines logo]()
$474
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:20 pm -
2 stops17h 10m
Mon 9/143:10 pm -
2 stops24h 40m
Deal found 8/11![Multiple Airlines logo]()
$485
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
2 stops24h 30m
Wed 9/234:35 pm -
2 stops23h 15m
Deal found 8/11![Multiple Airlines logo]()
$424
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:20 pm -
2 stops17h 10m
Wed 9/164:35 pm -
2 stops17h 33m
Deal found 8/12![Multiple Airlines logo]()
$463
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 9/106:45 pm -
1 stop18h 02m
Fri 9/182:47 pm -
2 stops18h 31m
Deal found 8/10![American Airlines logo]()
$517
This BusinessClass deal was found by Cheapflights users on 8/11. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:30 pm -
1 stop13h 48m
Wed 9/162:47 pm -
2 stops19h 27m
Deal found 8/11![GOL logo]()
$523
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:05 pm -
2 stops20h 54m
Fri 9/181:00 pm -
1 stop9h 48m
Deal found 8/13![American Airlines logo]()
$445
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:20 pm -
2 stops20h 10m
Wed 9/309:40 am -
2 stops30h 10m
Deal found 8/12![Multiple Airlines logo]()
$472
This Copa 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2510:00 pm -
1 stop10h 04m
Wed 9/3010:03 am -
1 stop9h 26m
Deal found 8/12![Copa Airlines logo]()
$478
This Flightnetwork deal was found by Cheapflights users on 8/11. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:20 pm -
2 stops17h 25m
Fri 10/24:35 pm -
2 stops23h 00m
Deal found 8/11![Multiple Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:20 am -
1 stop11h 25m
Tue 10/61:00 pm -
1 stop10h 05m
Deal found 8/11![Southwest logo]()
$470
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:00 am -
2 stops27h 30m
Sun 10/114:35 pm -
2 stops23h 00m
Deal found 8/11![Multiple Airlines logo]()
$465
One-way flights from San Diego to Costa RicaSearch for one-way flight options from San Diego to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
Search for one-way flight options from San Diego to Costa Rica. Find affordable one-way fares based on user searches. Data last updated August 15, 2026.
This oojo deal was found by Cheapflights users on 8/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am -
2 stops24h 30m
Deal found 8/11![Multiple Airlines logo]()
$191
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:40 pm -
2 stops14h 09m
Deal found 8/12![American Airlines logo]()
$199
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:35 pm -
2 stops19h 26m
Deal found 8/12![American Airlines logo]()
$204
This Faresmojo deal was found by Cheapflights users on 8/10. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:30 pm -
1 stop13h 19m
Deal found 8/10![JetBlue logo]()
$205
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:00 am -
2 stops24h 35m
Deal found 8/11![Multiple Airlines logo]()
$207
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 am -
2 stops24h 35m
Deal found 8/12![Multiple Airlines logo]()
$209
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:00 am -
2 stops27h 30m
Deal found 8/11![Multiple Airlines logo]()
$215
This Trip.com deal was found by Cheapflights users on 8/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:00 am -
2 stops24h 35m
Deal found 8/11![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/10. 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.
Sun 8/307:00 am -
2 stops24h 45m
Deal found 8/10![Multiple Airlines logo]()
$222
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:46 pm -
2 stops14h 11m
Deal found 8/13![American Airlines logo]()
$224
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/159:56 pm -
3 stops35h 49m
Deal found 8/11![Multiple Airlines logo]()
$226
This Priceline deal was found by Cheapflights users on 8/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/166:15 am -
1 stop12h 15m
Deal found 8/11![Alaska Airlines logo]()
$260
Find flight deals from San Diego to Costa Rica
Keep the following information in mind while searching for San Diego to Costa Rica flight deals. Data was last updated August 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $401 (Avianca) |
One-way from | $191 (oojo) |
Popular in | July |
Cheapest in | October |
Average price | $564 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 15, 2026.
Use the filters below to find and compare flights from San Diego to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Fri 11/6
10:00 pm-10:59 am
1 stop10h 59m
San José Juan Santamaria Intl
Wed 11/11
10:03 am-5:15 pm
1 stop9h 12m
$478
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Fri 1/29
10:00 pm-11:00 am
1 stop11h 00m
San José Juan Santamaria Intl
Mon 2/1
8:43 am-5:28 pm
1 stop10h 45m
$478
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Mon 10/5
6:15 am-7:37 pm
2 stops12h 22m
San José Juan Santamaria Intl
Mon 10/12
8:45 am-6:35 pm
1 stop10h 50m
$492
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Thu 11/12
7:41 pm-8:32 am
1 stop10h 51m
San José Juan Santamaria Intl
Mon 11/16
8:45 am-5:53 pm
1 stop11h 08m
$514
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 9/12
10:30 pm-1:18 pm
1 stop13h 48m
Liberia
Sat 9/19
2:47 pm-9:14 am
2 stops19h 27m
$527
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 1/30
3:10 pm-12:35 pm
1 stop19h 25m
Liberia
Mon 2/1
3:25 pm-10:10 am
1 stop20h 45m
$546
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 1/30
3:10 pm-12:35 pm
1 stop19h 25m
Liberia
Tue 2/2
3:25 pm-10:10 am
1 stop20h 45m
$546
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 1/23
10:40 pm-12:45 pm
1 stop12h 05m
Liberia
Thu 2/4
3:25 pm-10:10 am
1 stop20h 45m
$546
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Wed 10/21
6:45 pm-1:43 pm
1 stop17h 58m
Liberia
Mon 10/26
2:18 pm-8:24 am
1 stop19h 06m
$547
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Fri 1/29
10:10 pm-3:25 pm
1 stop15h 15m
Liberia
Wed 2/3
1:50 pm-3:20 pm
2 stops27h 30m
$551
Showing 1-10 of 41 resultsSorted by cheapest first
Best time to book a flight from San Diego to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from San Diego with our price prediction graph.
SAN-SJO
SAN-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 San Diego to Costa Rica
SAN-CR0
SAN-SJO
SAN-LIR
What is the cheapest month to book a flight from San Diego to Costa Rica?
Currently, October is the cheapest month in which you can book a flight from San Diego to Costa Rica (average of $322). Flying from San Diego to Costa Rica in July is currently the most expensive (average of $712). 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.
How far ahead should I book a flight from San Diego to Costa Rica?
Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Costa Rica. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 15, 2026.
Get a feel of what it's like to fly with Southwest,Copa Airlines, andUnited Airlines from San Diego to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Crew
8.6
Food
7.0
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Diego to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Costa Rica by cabin class
Find flights from San Diego to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Costa Rica flights
Browse other San Diego and Costa Rica flight options. Last updated on August 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from San Diego to Costa Rica
Discover the top 5 airlines that operate flights from San Diego 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$375 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$310 | Average$575 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$316 | Average$588 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$431 | Average$796 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$450 | Average$492 | FlexibilityNo cancel fee | On-time74% |