$231+ Cheap flights from Costa Rica to San Diego (SAN)
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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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Find cheap flights from Costa Rica to San Diego 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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Cheapest flights from Costa Rica to San DiegoExplore the most affordable flight options available from Costa Rica to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Costa Rica to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This Avianca deal was found by Cheapflights users on 9/19. 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 10/144:35 pm -
2 stops17h 45m
Wed 10/212:22 pm -
2 stops17h 08m
Deal found 9/19![Multiple Airlines logo]()
$407
This Copa Airlines deal was found by Cheapflights users on 9/17. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:55 pm -
1 stop25h 20m
Sun 11/1510:30 pm -
1 stop8h 37m
Deal found 9/17![Copa Airlines logo]()
$410
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/228:45 am -
1 stop15h 12m
Sat 10/311:31 pm -
1 stop17h 01m
Deal found 9/18![United Airlines logo]()
$413
This Trip.com deal was found by Cheapflights users on 9/20. 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 11/44:15 pm -
2 stops22h 29m
Wed 11/117:00 am -
2 stops23h 35m
Deal found 9/20![Multiple Airlines logo]()
$418
This eDestinos deal was found by Cheapflights users on 9/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:45 pm -
2 stops24h 27m
Mon 10/192:22 pm -
2 stops20h 08m
Deal found 9/20![Multiple Airlines logo]()
$420
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/288:40 am -
1 stop10h 57m
Thu 10/297:41 pm -
1 stop10h 51m
Deal found 9/17![United Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:01 pm -
2 stops19h 35m
Mon 11/910:20 pm -
1 stop12h 47m
Deal found 9/17![American Airlines logo]()
$426
This Avianca deal was found by Cheapflights users on 9/20. 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 10/144:35 pm -
2 stops17h 45m
Wed 10/282:22 pm -
2 stops17h 13m
Deal found 9/20![Multiple Airlines logo]()
$440
This eDestinos deal was found by Cheapflights users on 9/21. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:10 am -
2 stops17h 35m
Tue 11/1710:00 pm -
2 stops23h 40m
Deal found 9/21![Multiple Airlines logo]()
$450
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/51:00 pm -
1 stop9h 36m
Mon 11/94:01 pm -
2 stops19h 09m
Deal found 9/21![United Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/102:18 pm -
1 stop10h 20m
Sun 10/186:45 pm -
1 stop17h 58m
Deal found 9/18![American Airlines logo]()
$561
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/101:20 pm -
2 stops23h 15m
Sun 10/187:30 am -
2 stops27h 40m
Deal found 9/18![United Airlines logo]()
$566
Best flights from Costa Rica to San DiegoDiscover carefully curated flight deals from Costa Rica to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Costa Rica to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/238:45 am -
1 stop15h 12m
Mon 10/267:41 pm -
1 stop10h 51m
Deal found 9/17![United Airlines logo]()
$413
This Copa Airlines deal was found by Cheapflights users on 9/19. 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 2/179:57 am -
1 stop9h 31m
Wed 2/2410:30 pm -
1 stop10h 29m
Deal found 9/19![Copa Airlines logo]()
$526
This Southwest deal was found by Cheapflights users on 9/18. 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.
Thu 11/122:10 pm -
1 stop11h 35m
Mon 11/167:45 pm -
2 stops14h 35m
Deal found 9/18![Southwest logo]()
$542
This Delta deal was found by Cheapflights users on 9/20. 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 12/313:25 pm -
1 stop20h 31m
Tue 1/510:40 pm -
1 stop12h 05m
Deal found 9/20![Delta logo]()
$650
This American Airlines deal was found by Cheapflights users on 9/20. 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 12/313:35 pm -
2 stops19h 05m
Tue 1/57:14 pm -
2 stops15h 10m
Deal found 9/20![American Airlines logo]()
$706
This Air Canada deal was found by Cheapflights users on 9/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:10 pm -
1 stop22h 50m
Mon 11/912:55 pm -
1 stop23h 15m
Deal found 9/21![Air Canada logo]()
$774
This United Airlines deal was found by Cheapflights users on 9/17. 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 1/218:45 am -
2 stops15h 57m
Tue 2/27:41 pm -
1 stop10h 51m
Deal found 9/17![United Airlines logo]()
$413
This Copa Airlines deal was found by Cheapflights users on 9/21. 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 10/316:05 pm -
1 stop25h 10m
Mon 11/910:30 pm -
1 stop13h 21m
Deal found 9/21![Copa Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/211:25 pm -
2 stops23h 10m
Mon 11/25:00 pm -
1 stop18h 22m
Deal found 9/17![United Airlines logo]()
$506
This Copa Airlines deal was found by Cheapflights users on 9/19. 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 10/2910:03 am -
1 stop9h 24m
Sun 11/810:30 pm -
1 stop10h 29m
Deal found 9/19![Copa Airlines logo]()
$526
This United Airlines deal was found by Cheapflights users on 9/19. 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 2/91:15 am -
2 stops12h 58m
Wed 2/176:30 am -
2 stops12h 09m
Deal found 9/19![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/52:20 pm -
2 stops20h 16m
Mon 11/94:01 pm -
2 stops19h 09m
Deal found 9/21![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/198:45 am -
1 stop10h 50m
Mon 10/264:18 pm -
2 stops19h 04m
Deal found 9/20![United Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 10/288:40 am -
1 stop10h 57m
Thu 10/297:41 pm -
1 stop10h 51m
Deal found 9/21![United Airlines logo]()
$573
Last-minute flights from Costa Rica to San DiegoDiscover last-minute flight deals from Costa Rica to San Diego. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Costa Rica to San Diego. Data last updated September 22, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/18. 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 9/222:47 pm -
2 stops25h 35m
Fri 9/2510:46 pm -
2 stops14h 01m
Deal found 9/18![American Airlines logo]()
$683
This FlightHub deal was found by Cheapflights users on 9/19. 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 10/19:40 am -
2 stops30h 10m
Mon 10/52:22 pm -
2 stops20h 08m
Deal found 9/19![Multiple Airlines logo]()
$457
This FlightHub deal was found by Cheapflights users on 9/18. 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 10/74:35 pm -
2 stops27h 37m
Sat 10/179:30 pm -
2 stops34h 00m
Deal found 9/18![Multiple Airlines logo]()
$467
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/102:18 pm -
1 stop10h 20m
Sun 10/186:45 pm -
1 stop17h 58m
Deal found 9/18![American Airlines logo]()
$561
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/101:20 pm -
2 stops23h 15m
Sun 10/187:30 am -
2 stops27h 40m
Deal found 9/18![United Airlines logo]()
$566
This Avianca deal was found by Cheapflights users on 9/19. 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 10/144:35 pm -
2 stops17h 45m
Wed 10/212:22 pm -
2 stops17h 08m
Deal found 9/19![Multiple Airlines logo]()
$407
This Avianca deal was found by Cheapflights users on 9/20. 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 10/144:35 pm -
2 stops17h 45m
Wed 10/282:22 pm -
2 stops17h 13m
Deal found 9/20![Multiple Airlines logo]()
$440
This eDestinos deal was found by Cheapflights users on 9/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:45 pm -
2 stops24h 27m
Mon 10/192:22 pm -
2 stops20h 08m
Deal found 9/20![Multiple Airlines logo]()
$420
This Booking.com deal was found by Cheapflights users on 9/20. 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.
Thu 10/157:45 pm -
2 stops24h 27m
Sun 11/157:00 am -
2 stops23h 35m
Deal found 9/20![Multiple Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/18. 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 10/228:45 am -
1 stop15h 12m
Sat 10/311:31 pm -
1 stop17h 01m
Deal found 9/18![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/288:40 am -
1 stop10h 57m
Thu 10/297:41 pm -
1 stop10h 51m
Deal found 9/17![United Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/313:01 pm -
2 stops19h 35m
Mon 11/910:20 pm -
1 stop12h 47m
Deal found 9/17![American Airlines logo]()
$426
One-way flights from Costa Rica to San DiegoSearch for one-way flight options from Costa Rica to San Diego. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Costa Rica to San Diego. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/17. 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 2/122:25 pm -
1 stop9h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$231
This eDestinos deal was found by Cheapflights users on 9/17. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:15 pm -
1 stop29h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$232
This United Airlines deal was found by Cheapflights users on 9/17. 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 11/612:35 pm -
3 stops32h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$236
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/183:54 pm -
2 stops20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![American Airlines logo]()
$237
This Avianca deal was found by Cheapflights users on 9/18. 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 10/184:35 pm -
2 stops17h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$238
This Avianca deal was found by Cheapflights users on 9/21. 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 11/184:15 pm -
2 stops21h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$239
This eDestinos deal was found by Cheapflights users on 9/18. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:10 am -
2 stops16h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$244
This Trip.com deal was found by Cheapflights users on 9/18. 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 10/214:35 pm -
2 stops27h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$250
This Avianca deal was found by Cheapflights users on 9/19. 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 12/64:15 pm -
2 stops21h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 12/161:00 pm -
1 stop11h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$282
This American Airlines deal was found by Cheapflights users on 9/21. 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 11/251:31 pm -
1 stop12h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![American Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 9/21. 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 3/77:35 pm -
2 stops19h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Alaska Airlines logo]()
$313
Find flight deals from Costa Rica to San Diego
Keep the following information in mind while searching for Costa Rica to San Diego flight deals. Data was last updated September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $407 (Avianca) |
One-way from | $231 (United Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $510 |
Cheapflights Fare Finder
Customize your flight search to find flights from Costa Rica to San Diego 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 22, 2026.
Use the filters below to find and compare flights from Costa Rica to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Fri 11/6
2:25 pm-1:47 pm
2 stops25h 22m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$236
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Tue 2/9
1:15 am-5:50 pm
1 stop18h 35m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$236
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Wed 11/18
4:15 pm-11:18 am
2 stops21h 03m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$238
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Wed 12/16
1:00 pm-10:30 pm
1 stop11h 30m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$282
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Wed 11/18
2:01 pm-11:03 am
1 stop23h 02m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$289
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Thu 10/22
8:45 am-12:31 am
1 stop16h 46m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$294
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Wed 12/9
2:15 pm-10:05 pm
1 stop9h 50m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$299
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Fri 10/23
1:25 pm-2:50 pm
2 stops26h 25m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$300
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Sun 3/7
7:35 pm-1:09 pm
2 stops19h 34m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$313
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Sat 3/6
1:45 pm-9:20 pm
1 stop9h 35m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$335
Showing 1-10 of 28 resultsSorted by cheapest first
Best time to book a flight from Costa Rica to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Costa Rica with our price prediction graph.
SJO-SAN
LIR-SAN
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 Costa Rica to San Diego
CR0-SAN
SJO-SAN
LIR-SAN
What is the cheapest month to book a flight from Costa Rica to San Diego?
Currently, February is the cheapest month in which you can book a flight from Costa Rica to San Diego (average of $328). Flying from Costa Rica to San Diego in June is currently the most expensive (average of $541). 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 Costa Rica to San Diego?
Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from Costa Rica to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated September 22, 2026.
Read through reviews of airlines operating flights from Costa Rica to San Diego, such as Copa Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Entertainment
6.9
Comfort
7.4
Overall
7.6
Boarding
7.8
Food
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Crew
8.1
Entertainment
6.9
Comfort
7.4
Overall
7.6
Boarding
7.8
Food
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Crew
8.1
Entertainment
6.9
Comfort
7.4
Overall
7.6
Boarding
7.8
Food
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Crew
8.1
Entertainment
6.9
Comfort
7.4
Overall
7.6
Boarding
7.8
Food
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Related info for your journey
Find useful and relevant information for your journey from Costa Rica to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
San Ysidro
Poway
La Mesa
Santee
Julian
Lemon Grove
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Costa Rica to San Diego
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Complete your trip
Complete your trip to San Diego by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Costa Rica to San Diego by cabin class
Find flights from Costa Rica to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Costa Rica and San Diego flights
Browse other Costa Rica and San Diego flight options. Last updated on September 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 22, 2026.
Costa Rica to San Diego flights
Consider these flights traveling from Costa Rica to San Diego.
Top 3 airlines flying from Costa Rica to San Diego
Discover the top 3 airlines that operate flights from Costa Rica to San Diego. 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 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$384 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$296 | Average$481 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$408 | Average$514 | FlexibilityNo cancel fee | On-time71% |