HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$510+ Cheap flights from Harlingen, TX (HRL) to Costa Rica

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen 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 Harlingen to Costa Rica

Keep the following information in mind while searching for Harlingen to Costa Rica flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$539
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Harlingen Valley Intl-San José Juan Santamaria Intl flights.
Search Deals
From Harlingen Valley Intl to Costa Rica
Search Deals

Find flight deals from Harlingen to Costa Rica

Cheapest flights from Harlingen to Costa Rica
Explore the most affordable flight options available from Harlingen to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/28. 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 5/212:04 pmHRL - SJO
1 stop11h 00mAmerican Airlines
Sun 5/411:59 pmSJO - HRL
1 stop8h 44mAmerican Airlines
Deal found 4/28$510
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/15:20 pmHRL - SJO
1 stop6h 19mUnited Airlines
Mon 7/75:30 amSJO - HRL
1 stop6h 50mUnited Airlines
Deal found 4/29$539
This Southwest deal was found by Cheapflights users on 4/29. 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 7/112:00 pmHRL - SJO
2 stops8h 40mSouthwest
Mon 7/71:40 pmSJO - HRL
1 stop9h 10mSouthwest
Deal found 4/29$552
This United deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:15 amHRL - SJO
1 stop13h 22mMultiple Airlines
Sat 5/31:40 amSJO - HRL
2 stops32h 44mMultiple Airlines
Deal found 4/28$695

Cheapflights Fare Finder

Customize your flight search to find flights from Harlingen 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 May 1, 2025.
Use the filters below to find and compare flights from Harlingen to Costa Rica that are best for you.

Fly from

Harlingen

Fly to

Costa Rica

Route

Depart

Return

Price

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Tue 7/1

5:20 pm-10:39 pm

1 stop6h 19m

San José Juan Santamaria Intl

Mon 7/7

5:30 am-1:20 pm

1 stop6h 50m

$539

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Tue 7/1

12:00 pm-7:40 pm

2 stops8h 40m

San José Juan Santamaria Intl

Mon 7/7

1:40 pm-11:50 pm

1 stop9h 10m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Best time to book a flight from Harlingen to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Harlingen 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 Harlingen to Costa Rica

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 May 1, 2025.
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Boarding

8.2

Food

7.1

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Harlingen to Costa Rica?

    Most people fly from Harlingen Valley Intl (HRL) if they book a flight from Harlingen to Costa Rica. Harlingen Valley Intl is conveniently located just 3.7 mi from Harlingen’s city center.

  • Can I find deals for flights from Harlingen to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Harlingen to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Costa Rica.

  • Can I find deals for business class flights from Harlingen to Costa Rica?

    Yes. Cheapflights offers flight deals from Harlingen to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Harlingen, Texas to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Harlingen, Texas to Costa Rica (average of $398). Flying from Harlingen, Texas 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Harlingen to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to San Salvador flights
Dallas/Fort Worth to San Salvador flights
George Bush Intcntl to San Salvador flights
Hobby to San José flights
Hobby to Guatemala City flights
Dallas/Fort Worth to San José flights
George Bush Intcntl to Guatemala City flights
George Bush Intcntl to San José flights
Dallas/Fort Worth to Panama City flights
Hobby to Panama City flights
Dallas/Fort Worth to Philip S.W.Goldson flights
Hobby to San Pedro Sula flights
George Bush Intcntl to San Pedro Sula flights
George Bush Intcntl to Panama City flights
Hobby to Philip S.W.Goldson flights
Dallas/Fort Worth to Guatemala City flights
George Bush Intcntl to Philip S.W.Goldson flights
Dallas/Fort Worth to Liberia flights
Hobby to Liberia flights
Austin to San José flights
Hobby to Managua flights
George Bush Intcntl to Managua flights
George Bush Intcntl to Liberia flights
Love Field to San José flights
Austin to Liberia flights
Dallas/Fort Worth to San Pedro Sula flights
Love Field to San Salvador flights
Dallas/Fort Worth to Coxen Hole flights
Austin to Philip S.W.Goldson flights
Austin to Panama City flights
San Antonio to San José flights
Austin to Guatemala City flights
Hobby to Coxen Hole flights
Austin to San Salvador flights
San Antonio to Panama City flights
Dallas/Fort Worth to Managua flights
George Bush Intcntl to Coxen Hole flights
Love Field to Liberia flights
Love Field to Philip S.W.Goldson flights
Love Field to Panama City flights
Austin to Managua flights
San Antonio to Liberia flights
San Antonio to Guatemala City flights
Austin to San Pedro Sula flights
San Antonio to Philip S.W.Goldson flights
Love Field to Guatemala City flights
Austin to Coxen Hole flights
San Antonio to San Salvador flights
San Antonio to Managua flights
El Paso to San José flights

Top airline flying from Harlingen to Costa Rica

Discover the top airline that operate flights from Harlingen 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$387Average$572FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.