Cheap flights from San Diego to Costa Rica from $141
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Costa Rica departing on 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Copa Airlines flights from San Diego to Costa Rica
Our best Copa Airlines deals on San Diego to Costa Rica flight tickets
Spirit Airlines flights from San Diego to Costa Rica
Our best Spirit Airlines deals on San Diego to Costa Rica flight tickets
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How to get the cheapest flight ticket from San Diego to Costa Rica
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Costa Rica?
The cheapest month to fly to Costa Rica from San Diego is in August. Flight prices, which tend to average around $509, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in August, then September is your next best option. Flight prices from San Diego to Costa Rica during September average around $533.
What is the cheapest day to depart on your flight to Costa Rica?
According to our data, Monday is the cheapest day to fly to Costa Rica from San Diego. The lowest ticket price found for a Monday departure recently was $588. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $766. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.
What is the cheapest time of day to depart on your flight to Costa Rica?
In the afternoon is the cheapest time of day to fly from San Diego to Costa Rica when you can find flight prices for as low as $563. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly at noon, with an average ticket price of $672. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Costa Rica?
You are more likely to see cheaper flights to Costa Rica from San Diego when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $658 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from San Diego for as low as $541 on momondo.
What is the cheapest airline that flies from San Diego to Costa Rica?
Copa Airlines, Delta, and Spirit Airlines are the most popular carriers operating from San Diego to Costa Rica
What airlines fly to Costa Rica?
United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Costa Rica from San Diego according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 8 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.
Cheap San Diego to Costa Rica flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Diego to Costa Rica
When did momondo last update prices for flights from San Diego Airport to Costa Rica?
Prices for flights from San Diego Airport to Costa Rica are refreshed on a daily basis.
How many operators does momondo search for flights from San Diego Airport to Costa Rica?
As of June 2025, there are 7 operators available to choose from for flights from San Diego Airport to Costa Rica.
How old do you have to be to fly from San Diego Airport to Costa Rica?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from San Diego to Costa Rica
Compare and see reviews for airlines that fly from San Diego to Costa Rica with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $235 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $280 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $301 | Free Cancellation | Rating 7.5 1,451 reviews | |||
| PriceFrom $384 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $437 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $487 | Free Cancellation | Rating 8.0 4,287 reviews | |||
| PriceFrom $488 | Free Cancellation | Rating 7.4 8,790 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Diego to Costa Rica?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Costa Rica from San Diego.
Can I find flights from San Diego to Costa Rica with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for San Diego to Costa Rica flights to just show those with flexible booking policies.
How can momondo help me find flights from San Diego to Costa Rica?
momondo provides multiple filters to help you find the best flight to Costa Rica from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Diego to Costa Rica right now. Can momondo alert me if prices change?
Price alerts on flights to Costa Rica from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.