$150+ Cheap flights from Riverside, CA 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Riverside 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 Riverside to Costa Rica
Keep the following information in mind while searching for Riverside 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 | $215 (CheapOair) |
One-way from | $150 (Cheapflightsfares) |
Popular in | December |
Cheapest in | September |
Average price | $487 |
Find flight deals from Riverside to Costa Rica
Cheapest flights from Riverside to Costa RicaExplore the most affordable flight options available from Riverside 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 Riverside to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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.
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.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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.
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside 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 Riverside to Costa Rica that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Fri 5/16
11:04 pm-7:28 am
1 stop7h 24m
San José Juan Santamaria Intl
Fri 5/23
2:37 pm-9:34 pm
1 stop7h 57m
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Thu 5/22
12:35 pm-10:14 am
1 stop20h 39m
San José Juan Santamaria Intl
Thu 5/29
2:37 pm-9:34 pm
1 stop7h 57m
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Thu 5/15
12:35 pm-10:14 am
1 stop20h 39m
San José Juan Santamaria Intl
Mon 5/19
11:15 am-11:00 am
1 stop24h 45m
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Tue 5/13
5:15 pm-11:52 pm
Nonstop5h 37m
San José Juan Santamaria Intl
Mon 5/19
1:06 am-6:29 am
Nonstop6h 23m
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Sat 5/3
6:00 am-11:18 am
3 stops28h 18m
San José Juan Santamaria Intl
Mon 5/5
12:55 am-8:21 am
2 stops32h 26m
Los AngelesSan José
LAX - SJO
LAXSJO
Los Angeles
Mon 9/8
12:45 am-12:55 pm
2 stops11h 10m
San José Juan Santamaria Intl
Wed 9/17
7:35 am-7:38 pm
1 stop13h 03m
Los AngelesLiberia
LAX - LIR
LAXLIR
Los Angeles
Mon 6/2
12:56 am-10:00 am
1 stop8h 04m
Liberia
Sun 6/8
4:00 pm-8:56 pm
Nonstop5h 56m
Los AngelesLiberia
LAX - LIR
LAXLIR
Los Angeles
Fri 5/16
11:45 pm-12:30 pm
1 stop11h 45m
Liberia
Thu 5/22
12:20 pm-11:15 pm
1 stop11h 55m
Los AngelesLiberia
LAX - LIR
LAXLIR
Los Angeles
Wed 6/25
11:29 pm-6:20 am
Nonstop5h 51m
Liberia
Fri 7/4
10:00 am-2:49 pm
Nonstop5h 49m
Los AngelesLiberia
LAX - LIR
LAXLIR
Los Angeles
Fri 5/16
1:30 pm-11:45 am
2 stops21h 15m
Liberia
Thu 5/22
12:20 pm-11:15 pm
1 stop11h 55m
Best time to book a flight from Riverside to Costa Rica
Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Riverside with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Riverside to Costa Rica
What is the cheapest month to book a flight from Riverside to Costa Rica?
Currently, September is the cheapest month in which you can book a flight from Riverside to Costa Rica (average of $398). Flying from Riverside 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 R1V to CR?
Find hourly flight availability from Riverside 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 Riverside 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.
What is the cheapest day to fly from Riverside to Costa Rica?
Use this chart to determine the cheapest time to fly round-trip from Riverside to Costa Rica. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Riverside to Costa Rica flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Riverside to Costa Rica
Explore weekly flight availability from Riverside to Costa Rica. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 24, 2025.
The most flights from R1V to CR0 are scheduled on a Tuesday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).
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.
Read reviews from past customers who have flown Delta, Alaska Airlines and Southwest from Riverside to Costa Rica. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
LAX - LHR
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Riverside 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 Riverside to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from Riverside to Costa Rica
Discover the top 10 airlines that operate flights from Riverside 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$112 | Average$221 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$144 | Average$376 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$350 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$181 | Average$383 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$191 | Average$421 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$227 | Average$431 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$243 | Average$667 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$262 | Average$655 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$325 | Average$515 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$342 | Average$561 | FlexibilityNo cancel fee | On-time75% |