$173+ Cheap flights from San Diego (SAN) to Costa Rica
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJO
Apr 29 — May 61
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
Keep the following information in mind while searching for San Diego to Costa Rica flight deals. Data was last updated April 24, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $319 (Booking.com) |
One-way from | $173 (Copa Airlines) |
Popular in | December |
Cheapest in | May |
Average price | $588 |
Find flight deals from San Diego to Costa Rica
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 April 24, 2025.
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 April 24, 2025.
This Orbitz deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/146:15 amSAN - SJO
2 stops27h 12mSpirit Airlines
Wed 5/2112:28 pmSJO - SAN
2 stops19h 45mSpirit Airlines
Deal found 4/23![Spirit Airlines logo]()
$323
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/109:40 pmSAN - SJO
1 stop13h 13mDelta
Wed 9/241:18 pmSJO - SAN
1 stop10h 41mDelta
Deal found 4/22![Delta logo]()
$362
This Copa Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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 7/118:58 pmSAN - SJO
1 stop10h 22mCopa Airlines
Sun 7/204:10 amSJO - SAN
1 stop14h 34mCopa Airlines
Deal found 4/22![Copa Airlines logo]()
$372
This Mytrip deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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.
Wed 5/218:48 pmSAN - SJO
3 stops36h 26mMultiple Airlines
Wed 5/2812:28 pmSJO - SAN
2 stops19h 45mMultiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$376
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:45 pmSAN - SJO
2 stops13h 10mAmerican Airlines
Fri 9/127:35 amSJO - SAN
1 stop15h 12mAmerican Airlines
Deal found 4/22![American Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 5/299:07 pmSAN - SJO
2 stops25h 39mAlaska Airlines
Sun 6/11:06 amSJO - SAN
2 stops32h 21mAlaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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 9/94:50 pmSAN - LIR
2 stops12h 30mAlaska Airlines
Wed 9/1711:20 amLIR - SAN
2 stops22h 10mAlaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$408
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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 9/108:30 amSAN - SJO
2 stops9h 25mSouthwest
Wed 9/241:40 pmSJO - SAN
2 stops18h 45mSouthwest
Deal found 4/22![Southwest logo]()
$471
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” 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.
Tue 9/910:40 pmSAN - LIR
1 stop12h 20mDelta
Wed 9/171:25 pmLIR - SAN
1 stop10h 34mDelta
Deal found 4/23![Delta logo]()
$475
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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 8/107:27 pmSAN - SJO
1 stop10h 48mUnited Airlines
Fri 8/1511:13 amSJO - SAN
1 stop10h 59mUnited Airlines
Deal found 4/22![United Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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 7/276:46 pmSAN - LIR
1 stop17h 14mAmerican Airlines
Sun 8/33:45 pmLIR - SAN
1 stop19h 05mAmerican Airlines
Deal found 4/22![American Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” 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 7/206:41 pmSAN - LIR
1 stop14h 19mUnited Airlines
Sat 7/2611:05 amLIR - SAN
1 stop10h 06mUnited Airlines
Deal found 4/22![United Airlines logo]()
$531
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Costa Rica that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from San Diego to Costa Rica that are best for you.
Fly from
San Diego
Fly to
Costa Rica
Route
Depart
Return
Price
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Wed 5/14
6:15 am-10:27 am
2 stops27h 12m
San José Juan Santamaria Intl
Wed 5/21
12:28 pm-7:13 am
2 stops19h 45m
$323
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Fri 7/11
8:58 pm-8:20 am
1 stop10h 22m
San José Juan Santamaria Intl
Sun 7/20
4:10 am-5:44 pm
1 stop14h 34m
$372
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Wed 5/21
8:48 pm-10:14 am
3 stops36h 26m
San José Juan Santamaria Intl
Wed 5/28
12:28 pm-7:13 am
2 stops19h 45m
$376
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Wed 5/14
8:55 am-11:52 pm
2 stops13h 57m
San José Juan Santamaria Intl
Tue 5/20
1:06 am-5:52 pm
2 stops17h 46m
$391
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Tue 5/27
11:21 am-10:17 pm
1 stop9h 56m
San José Juan Santamaria Intl
Tue 6/3
11:59 pm-3:53 pm
1 stop16h 54m
$412
San DiegoLiberia
SAN - LIR
SANLIR
San Diego
Wed 5/28
6:15 am-6:20 am
2 stops23h 05m
Liberia
Wed 6/4
11:20 am-7:39 am
2 stops21h 19m
$467
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Tue 5/6
6:15 am-7:37 pm
2 stops12h 22m
San José Juan Santamaria Intl
Fri 5/9
1:30 pm-11:03 am
1 stop22h 33m
$494
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Wed 5/28
10:30 pm-11:59 am
1 stop12h 29m
San José Juan Santamaria Intl
Thu 6/5
1:24 pm-11:42 pm
1 stop11h 18m
$501
San DiegoSan José
SAN - SJO
SANSJO
San Diego
Wed 7/9
6:40 am-7:40 pm
2 stops12h 00m
San José Juan Santamaria Intl
Tue 7/29
8:45 am-11:10 pm
2 stops15h 25m
$507
San DiegoLiberia
SAN - LIR
SANLIR
San Diego
Sun 7/20
6:41 pm-10:00 am
1 stop14h 19m
Liberia
Sat 7/26
11:05 am-8:11 pm
1 stop10h 06m
$531
Showing 1-10 of 34 results
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.
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
What is the cheapest month to book a flight from San Diego to Costa Rica?
Currently, September is the cheapest month in which you can book a flight from San Diego to Costa Rica (average of $398). Flying from San Diego to Costa Rica in March is currently the most expensive (average of $555). 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.
What is the cheapest time of day to fly from SAN to CR?
Find hourly flight availability from San Diego to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.
When flying from San Diego to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Rainfall in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.
Temperature in Costa Rica by month
Plan your trip to Costa Rica by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).
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 April 24, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Diego to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
Food
7.1
Comfort
7.9
Boarding
8.2
Entertainment
7.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentCheri,Jan 2025
FAT - SEA
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.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Diego to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from San Diego to Costa Rica
Discover the top 7 airlines that operate flights from San Diego to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$235 | Average$593 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$280 | Average$387 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$380 | Average$380 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$432 | Average$608 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$444 | Average$694 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$484 | Average$708 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$492 | Average$601 | FlexibilityNo cancel fee | On-time63% |