$192+ Cheap flights from San Diego (SAN) to Costa Rica
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJO
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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Find cheap flights from San Diego 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 September 29, 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 September 29, 2026.
This Avianca deal was found by Cheapflights users on 9/24. 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 11/1311:48 am -
2 stops18h 47m
Sun 11/154:15 pm -
2 stops20h 20m
Deal found 9/24![Multiple Airlines logo]()
$463
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Wed 11/2510:03 pm -
2 stops23h 37m
Sun 12/64:15 pm -
2 stops21h 08m
Deal found 9/24![Multiple Airlines logo]()
$469
This CheapOair deal was found by Cheapflights users on 9/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:22 pm -
2 stops17h 13m
Sun 11/84:15 pm -
2 stops20h 20m
Deal found 9/27![Multiple Airlines logo]()
$491
This Booking.com deal was found by Cheapflights users on 9/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:03 pm -
2 stops23h 37m
Fri 12/44:15 pm -
2 stops29h 14m
Deal found 9/24![Multiple Airlines logo]()
$499
This CheapOair deal was found by Cheapflights users on 9/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:30 pm -
2 stops34h 00m
Fri 10/234:35 pm -
2 stops23h 00m
Deal found 9/24![Multiple Airlines logo]()
$503
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:22 pm -
2 stops17h 13m
Mon 11/95:10 am -
2 stops17h 35m
Deal found 9/28![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/1810:30 pm -
1 stop9h 34m
Tue 10/276:05 pm -
1 stop25h 22m
Deal found 9/25![Copa Airlines logo]()
$512
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Thu 10/2210:30 pm -
1 stop9h 34m
Wed 10/288:44 am -
1 stop10h 43m
Deal found 9/25![Copa Airlines logo]()
$519
This Copa Airlines deal was found by Cheapflights users on 9/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:30 pm -
1 stop8h 37m
Fri 11/203:59 am -
1 stop15h 16m
Deal found 9/28![Copa Airlines logo]()
$520
This American Airlines deal was found by Cheapflights users on 9/24. 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 11/119:25 pm -
2 stops15h 24m
Tue 11/172:46 pm -
1 stop19h 40m
Deal found 9/24![American Airlines logo]()
$528
This FlightHub deal was found by Cheapflights users on 9/24. 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 11/2410:03 pm -
2 stops23h 37m
Mon 11/307:45 pm -
2 stops25h 44m
Deal found 9/24![Multiple Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 11/2610:45 pm -
1 stop11h 46m
Fri 12/43:35 pm -
1 stop10h 16m
Deal found 9/28![American Airlines logo]()
$541
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 September 29, 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 September 29, 2026.
This Copa Airlines deal was found by Cheapflights users on 9/24. 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 11/610:30 pm -
1 stop10h 29m
Wed 11/1110:03 am -
1 stop9h 12m
Deal found 9/24![Copa Airlines logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 1/267:11 am -
2 stops11h 20m
Thu 2/117:35 pm -
2 stops30h 08m
Deal found 9/27![Alaska Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/27. 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 11/286:20 am -
1 stop7h 34m
Fri 12/42:20 pm -
2 stops20h 50m
Deal found 9/27![United Airlines logo]()
$546
This Delta deal was found by Cheapflights users on 9/27. 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 1/273:59 pm -
2 stops18h 36m
Mon 2/83:25 pm -
1 stop20h 45m
Deal found 9/27![Delta logo]()
$592
This Copa Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 11/1110:30 pm -
1 stop10h 29m
Tue 11/176:10 pm -
1 stop25h 05m
Deal found 9/24![Copa Airlines logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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 3/41:30 pm -
2 stops16h 15m
Sun 3/77:35 pm -
2 stops22h 52m
Deal found 9/26![Alaska Airlines logo]()
$567
This Copa Airlines deal was found by Cheapflights users on 9/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1710:30 pm -
1 stop13h 22m
Sun 1/248:08 am -
1 stop11h 14m
Deal found 9/28![Copa Airlines logo]()
$520
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 1/237:11 am -
2 stops11h 20m
Sat 2/66:23 pm -
2 stops28h 23m
Deal found 9/27![Alaska Airlines logo]()
$567
This Copa Airlines deal was found by Cheapflights users on 9/24. 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.
Thu 10/2210:30 pm -
1 stop9h 34m
Wed 10/288:44 am -
1 stop10h 43m
Deal found 9/24![Copa Airlines logo]()
$520
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/194:46 pm -
1 stop18h 24m
Thu 10/221:20 pm -
2 stops23h 58m
Deal found 9/24![United Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 2/28:00 am -
1 stop8h 16m
Thu 2/41:15 am -
2 stops12h 20m
Deal found 9/27![United Airlines logo]()
$657
This Copa Airlines deal was found by Cheapflights users on 9/28. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:30 pm -
1 stop18h 05m
Sat 12/55:53 pm -
1 stop25h 33m
Deal found 9/28![Copa Airlines logo]()
$578
This Alaska Airlines deal was found by Cheapflights users on 9/26. 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 1/258:33 pm -
2 stops21h 58m
Sun 1/318:33 am -
2 stops36h 46m
Deal found 9/26![Alaska Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/227:41 pm -
1 stop10h 34m
Wed 10/281:25 pm -
2 stops23h 06m
Deal found 9/25![United Airlines logo]()
$682
This Copa Airlines deal was found by Cheapflights users on 9/25. 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 1/2210:30 pm -
1 stop10h 30m
Mon 1/2510:01 am -
1 stop9h 21m
Deal found 9/25![Copa Airlines logo]()
$586
This Alaska Airlines deal was found by Cheapflights users on 9/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:50 am -
2 stops11h 01m
Thu 10/229:16 am -
2 stops25h 50m
Deal found 9/28![Alaska Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 9/27. 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 1/316:28 pm -
1 stop12h 04m
Sat 2/61:15 am -
2 stops12h 20m
Deal found 9/27![United Airlines logo]()
$695
This Copa Airlines deal was found by Cheapflights users on 9/25. 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 11/1610:30 pm -
1 stop8h 37m
Fri 11/203:59 am -
1 stop15h 16m
Deal found 9/25![Copa Airlines logo]()
$586
This Copa Airlines deal was found by Cheapflights users on 9/27. 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 3/278:04 pm -
1 stop16h 40m
Sat 4/34:04 am -
1 stop15h 26m
Deal found 9/27![Copa Airlines logo]()
$611
Last-minute flights from San Diego to Costa RicaDiscover last-minute flight deals from San Diego to Costa Rica. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Costa Rica. Data last updated September 29, 2026 and is based on user searches.
This Avianca deal was found by Cheapflights users on 9/28. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:20 pm -
2 stops17h 10m
Sun 10/44:35 pm -
2 stops17h 39m
Deal found 9/28![Multiple Airlines logo]()
$543
This CheapOair deal was found by Cheapflights users on 9/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:30 pm -
2 stops34h 00m
Fri 10/234:35 pm -
2 stops23h 00m
Deal found 9/24![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/1810:30 pm -
1 stop9h 34m
Tue 10/276:05 pm -
1 stop25h 22m
Deal found 9/25![Copa Airlines logo]()
$512
This Kiwi.com deal was found by Cheapflights users on 9/25. 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.
Thu 10/2210:30 pm -
1 stop9h 34m
Wed 10/288:44 am -
1 stop10h 43m
Deal found 9/25![Copa Airlines logo]()
$519
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/226:20 am -
2 stops13h 01m
Wed 10/283:01 pm -
2 stops19h 06m
Deal found 9/24![American Airlines logo]()
$537
This oojo deal was found by Cheapflights users on 9/25. 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.
Sun 10/252:22 pm -
2 stops17h 13m
Tue 11/35:10 am -
2 stops17h 35m
Deal found 9/25![Multiple Airlines logo]()
$540
This American Airlines deal was found by Cheapflights users on 9/24. 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 10/2510:40 pm -
2 stops14h 20m
Sun 11/12:46 pm -
1 stop19h 40m
Deal found 9/24![American Airlines logo]()
$542
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/259:58 pm -
1 stop14h 20m
Sun 11/13:35 pm -
2 stops19h 01m
Deal found 9/25![American Airlines logo]()
$551
This Copa Airlines deal was found by Cheapflights users on 9/25. 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 10/2510:30 pm -
1 stop11h 28m
Sun 11/15:55 pm -
1 stop25h 20m
Deal found 9/25![Copa Airlines logo]()
$553
This CheapOair deal was found by Cheapflights users on 9/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:22 pm -
2 stops17h 13m
Sun 11/84:15 pm -
2 stops20h 20m
Deal found 9/27![Multiple Airlines logo]()
$491
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:22 pm -
2 stops17h 13m
Mon 11/95:10 am -
2 stops17h 35m
Deal found 9/28![Multiple Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Sat 10/314:35 pm -
2 stops18h 58m
Sat 11/73:17 pm -
1 stop19h 09m
Deal found 9/28![American Airlines logo]()
$546
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 September 29, 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 September 29, 2026.
This Avianca deal was found by Cheapflights users on 9/24. 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 1/2212:12 pm -
2 stops18h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$192
This American Airlines deal was found by Cheapflights users on 9/25. 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 10/256:45 pm -
1 stop18h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![American Airlines logo]()
$206
This Avianca deal was found by Cheapflights users on 9/24. 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 11/411:40 am -
2 stops18h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$213
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Thu 10/152:22 pm -
2 stops17h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$236
This SmartFares deal was found by Cheapflights users on 9/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:00 am -
2 stops24h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$237
This Avianca deal was found by Cheapflights users on 9/24. 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 1/201:53 pm -
2 stops16h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Multiple Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 9/27. 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.
Tue 1/122:26 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 9/24. 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 2/910:40 pm -
1 stop14h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![American Airlines logo]()
$245
This Trip.com deal was found by Cheapflights users on 9/26. 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.
Wed 10/212:22 pm -
2 stops17h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Multiple Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 1/106:20 pm -
2 stops24h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Alaska Airlines logo]()
$250
This United Airlines deal was found by Cheapflights users on 9/24. 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 1/44:20 pm -
1 stop18h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$257
This Expedia deal was found by Cheapflights users on 9/25. 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.
Sat 1/210:18 pm -
2 stops30h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Alaska Airlines logo]()
$263
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 September 29, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $440 (American Airlines) |
One-way from | $192 (Avianca) |
Popular in | December |
Cheapest in | February |
Average price | $562 |
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 7,457,451 searches. Data last updated September 29, 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
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Wed 2/10
12:12 pm-8:35 am
2 stops18h 23m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$213
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Sun 10/11
7:00 am-8:30 am
2 stops24h 30m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$237
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Tue 1/12
2:26 pm-12:56 pm
1 stop20h 30m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$244
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Tue 2/9
10:40 pm-2:56 pm
1 stop14h 16m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$245
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Wed 11/4
1:31 pm-8:32 am
1 stop17h 01m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$245
San DiegoSan José
SAN San Diego - SJO San José Juan Santamaria Intl
SANSJO
San Diego
Wed 10/21
2:22 pm-8:30 am
2 stops17h 08m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$247
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sun 1/10
10:40 pm-2:10 pm
1 stop13h 30m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$257
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Mon 1/4
4:20 pm-12:56 pm
1 stop18h 36m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$257
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 1/2
10:18 pm-7:12 am
2 stops30h 54m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$263
San DiegoLiberia
SAN San Diego - LIR Liberia
SANLIR
San Diego
Sat 1/9
7:11 am-8:30 pm
1 stop11h 19m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$265
Showing 1-10 of 38 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, February is the cheapest month in which you can book a flight from San Diego to Costa Rica (average of $420). Flying from San Diego to Costa Rica in December is currently the most expensive (average of $718). 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 September 29, 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
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
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
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Complete your trip
Complete your trip to Costa Rica by adding a car rental and/or hotel reservation to your travel itinerary.
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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 September 29, 2026.
Popular flight searches
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San Diego to Costa Rica flights
Consider these flights traveling from San Diego to Costa Rica.
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 7,457,451 searches. Data last updated September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$231 | Average$416 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$311 | Average$592 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$327 | Average$609 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$431 | Average$794 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$450 | Average$492 | FlexibilityNo cancel fee | On-time74% |