$218+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Nov 6 — Nov 131
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
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 Costa Rica to San Diego
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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 October 7, 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 October 7, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/277:45 am -
2 stops15h 42m
Wed 11/412:37 pm -
1 stop17h 55m
Deal found 10/6![United Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 10/5. 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 12/36:07 am -
1 stop19h 44m
Tue 12/810:02 pm -
1 stop12h 35m
Deal found 10/5![American Airlines logo]()
$422
This American Airlines deal was found by Cheapflights users on 10/6. 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 stops18h 46m
Wed 12/26:15 am -
2 stops12h 36m
Deal found 10/6![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/42:46 pm -
1 stop19h 40m
Sun 11/89:25 pm -
1 stop13h 42m
Deal found 10/6![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/128:45 am -
1 stop11h 08m
Thu 1/141:20 pm -
1 stop26h 56m
Deal found 10/5![United Airlines logo]()
$506
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:45 am -
1 stop9h 09m
Wed 11/45:00 pm -
1 stop16h 25m
Deal found 10/6![United Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/112:46 pm -
2 stops19h 50m
Fri 12/410:45 pm -
2 stops12h 58m
Deal found 10/6![American Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 10/6. 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 stops24h 30m
Wed 10/284:01 pm -
1 stop14h 31m
Deal found 10/6![United Airlines logo]()
$527
This American Airlines deal was found by Cheapflights users on 10/6. 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 12/13:52 pm -
1 stop21h 10m
Tue 12/812:07 pm -
1 stop24h 45m
Deal found 10/6![American Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 10/7. 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 11/112:46 pm -
1 stop11h 10m
Wed 12/210:42 pm -
1 stop14h 10m
Deal found 10/7![American Airlines logo]()
$536
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/18:45 am -
2 stops13h 39m
Sun 11/86:20 am -
2 stops10h 17m
Deal found 10/2![United Airlines logo]()
$553
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/96:26 pm -
2 stops16h 44m
Deal found 10/5![United Airlines logo]()
$558
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 October 7, 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 October 7, 2026.
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/291:25 pm -
2 stops21h 47m
Wed 11/46:26 pm -
1 stop12h 06m
Deal found 10/6![United Airlines logo]()
$413
This Copa Airlines deal was found by Cheapflights users on 10/6. 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 10/214:08 am -
1 stop15h 22m
Wed 10/2810:30 pm -
1 stop8h 49m
Deal found 10/6![Copa Airlines logo]()
$596
This KAYAK deal was found by Cheapflights users on 10/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/18:45 am -
1 stop14h 49m
Mon 2/156:30 pm -
1 stop19h 40m
Deal found 10/4![Multiple Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/271:25 pm -
1 stop9h 01m
Wed 11/46:15 am -
1 stop24h 17m
Deal found 10/6![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 10/6. 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 stop31h 52m
Mon 11/27:30 am -
1 stop23h 02m
Deal found 10/6![United Airlines logo]()
$506
This Copa Airlines deal was found by Cheapflights users on 10/4. 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 10/4![Copa Airlines logo]()
$596
This United Airlines deal was found by Cheapflights users on 10/6. 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 stops24h 30m
Wed 10/284:01 pm -
1 stop14h 31m
Deal found 10/6![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/18:45 am -
2 stops13h 39m
Sun 11/86:20 am -
2 stops10h 17m
Deal found 10/2![United Airlines logo]()
$553
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/96:26 pm -
2 stops16h 44m
Deal found 10/2![United Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 10/3. 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 12/192:20 pm -
1 stop9h 14m
Sat 1/26:20 am -
1 stop7h 34m
Deal found 10/3![United Airlines logo]()
$570
This United Airlines deal was found by Cheapflights users on 10/6. 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 -
2 stops13h 44m
Deal found 10/6![United Airlines logo]()
$589
This United Airlines deal was found by Cheapflights users on 10/2. 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 12/242:25 pm -
2 stops11h 26m
Mon 1/111:06 pm -
2 stops22h 16m
Deal found 10/2![United Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 10/4. 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 10/201:25 pm -
2 stops23h 10m
Sat 10/314:01 pm -
2 stops18h 24m
Deal found 10/4![United Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 10/4. 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
Sat 10/317:30 am -
1 stop23h 02m
Deal found 10/4![United Airlines logo]()
$599
This United Airlines deal was found by Cheapflights users on 10/5. 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 1/118:45 am -
1 stop11h 13m
Mon 1/256:23 pm -
2 stops16h 47m
Deal found 10/5![United Airlines logo]()
$620
This United Airlines deal was found by Cheapflights users on 10/4. 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 1/262:20 pm -
2 stops28h 51m
Wed 2/105:18 pm -
1 stop23h 19m
Deal found 10/4![United Airlines logo]()
$626
Last-minute flights from Costa Rica to San DiegoDiscover last-minute flight deals from Costa Rica to San Diego. Data last updated October 7, 2026 and is based on user searches.
Discover last-minute flight deals from Costa Rica to San Diego. Data last updated October 7, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/6. 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 stops24h 30m
Wed 10/284:01 pm -
1 stop14h 31m
Deal found 10/6![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:45 am -
1 stop9h 09m
Wed 11/45:00 pm -
1 stop16h 25m
Deal found 10/6![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/277:45 am -
2 stops15h 42m
Wed 11/412:37 pm -
1 stop17h 55m
Deal found 10/6![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 10/2. 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 11/11:00 pm -
1 stop9h 36m
Sun 11/88:05 am -
1 stop8h 32m
Deal found 10/2![United Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/42:46 pm -
1 stop19h 40m
Sun 11/89:25 pm -
1 stop13h 42m
Deal found 10/6![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/96:26 pm -
2 stops16h 44m
Deal found 10/5![United Airlines logo]()
$558
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 11/66:20 am -
1 stop19h 18m
Thu 11/126:45 pm -
1 stop17h 01m
Deal found 10/6![American Airlines logo]()
$534
This Southwest deal was found by Cheapflights users on 10/6. 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 11/62:10 pm -
1 stop11h 35m
Thu 11/128:45 pm -
2 stops13h 35m
Deal found 10/6![Southwest logo]()
$538
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/112:46 pm -
2 stops19h 50m
Fri 12/410:45 pm -
2 stops12h 58m
Deal found 10/6![American Airlines logo]()
$519
This American Airlines deal was found by Cheapflights users on 10/7. 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 11/112:46 pm -
1 stop11h 10m
Wed 12/210:42 pm -
1 stop14h 10m
Deal found 10/7![American Airlines logo]()
$536
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/128:45 am -
1 stop11h 08m
Thu 1/141:20 pm -
1 stop26h 56m
Deal found 10/5![United Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 10/6. 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 stops18h 46m
Wed 12/26:15 am -
2 stops12h 36m
Deal found 10/6![American Airlines logo]()
$446
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 October 7, 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 October 7, 2026.
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Fri 12/43:35 pm -
1 stop10h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 10/6. 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 12/42:20 pm -
2 stops34h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$224
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/182:46 pm -
1 stop11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$236
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Mon 11/2312:37 am -
1 stop9h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$241
This American Airlines deal was found by Cheapflights users on 10/6. 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 11/253:52 pm -
1 stop21h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![American Airlines logo]()
$251
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:15 pm -
1 stop9h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Southwest logo]()
$260
This eDestinos deal was found by Cheapflights users on 10/6. 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 12/13:10 pm -
2 stops30h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$305
This Avianca deal was found by Cheapflights users on 10/2. 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 10/2![Multiple Airlines logo]()
$306
This Avianca deal was found by Cheapflights users on 10/5. 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.
Sat 11/77:45 pm -
2 stops16h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$309
This Southwest deal was found by Cheapflights users on 10/5. 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.
Tue 11/102:45 pm -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$309
This Expedia deal was found by Cheapflights users on 10/3. 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 3/77:35 pm -
2 stops30h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Alaska Airlines logo]()
$310
This Mytrip deal was found by Cheapflights users on 10/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:10 pm -
2 stops34h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$312
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 October 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (United Airlines) |
One-way from | $218 (American Airlines) |
Popular in | September |
Cheapest in | February |
Average price | $424 |
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 October 7, 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
Tue 2/9
1:15 am-9:34 pm
1 stop22h 19m
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 11/25
3:52 pm-11:03 am
1 stop21h 11m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$251
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
$306
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Tue 11/10
2:45 pm-10:10 pm
1 stop9h 25m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Sat 11/14
1:15 pm-9:30 pm
1 stop10h 15m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Thu 12/10
2:45 pm-10:05 pm
1 stop9h 20m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$309
LiberiaSan Diego
LIR Liberia - SAN San Diego
LIRSAN
Liberia
Sun 3/7
7:35 pm-11:43 pm
2 stops30h 08m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$310
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Tue 11/10
7:00 am-4:33 pm
1 stop11h 33m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$329
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Mon 10/19
1:25 pm-12:18 pm
2 stops23h 53m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$329
San JoséSan Diego
SJO San José Juan Santamaria Intl - SAN San Diego
SJOSAN
San José Juan Santamaria Intl
Wed 11/18
7:00 am-7:41 pm
1 stop14h 41m
San Diego
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$329
Showing 1-10 of 35 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 September is currently the most expensive (average of $556). 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 October 7, 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.
Overall
7.6
Crew
8.1
Comfort
7.4
Food
6.9
Boarding
7.8
Entertainment
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Overall
7.6
Crew
8.1
Comfort
7.4
Food
6.9
Boarding
7.8
Entertainment
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Overall
7.6
Crew
8.1
Comfort
7.4
Food
6.9
Boarding
7.8
Entertainment
6.9
Reviews
1 / 20
4.0
OkayPaul,Jun 2025
PTY - MIA
Overall
7.6
Crew
8.1
Comfort
7.4
Food
6.9
Boarding
7.8
Entertainment
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
San Ysidro
Poway
Coronado
La Mesa
Julian
Santee
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
See prices for flight routes from nearby airports that may be better suited for you.
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 October 7, 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 October 7, 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 October 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$387 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$296 | Average$480 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$430 | Average$514 | FlexibilityNo cancel fee | On-time71% |