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$363+ Cheap flights from Harlingen (HRL) 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJO
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
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Cheap 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 5, 2026.

This American Airlines deal was found by Cheapflights users on 5/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:03 pm
HRL
-
SJO
2 stops17h 57m
American Airlines
Mon 10/192:45 pm
SJO
-
HRL
2 stops27h 51m
American Airlines
Deal found 5/2$529
This American Airlines deal was found by Cheapflights users on 5/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:03 pm
HRL
-
SJO
2 stops17h 57m
American Airlines
Sun 10/181:05 pm
SJO
-
HRL
2 stops29h 31m
American Airlines
Deal found 5/2$534
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/1510:47 am
HRL
-
SJO
1 stop11h 49m
American Airlines
Thu 5/2111:59 pm
SJO
-
HRL
1 stop15h 26m
American Airlines
Deal found 4/30$546
This Southwest deal was found by Cheapflights users on 5/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:30 am
HRL
-
SJO
1 stop8h 05m
Southwest
Sun 10/181:05 pm
SJO
-
HRL
1 stop9h 50m
Southwest
Deal found 5/2$631
This United Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 5/97:00 am
HRL
-
SJO
1 stop6h 21m
United Airlines
Sat 5/167:55 am
SJO
-
HRL
1 stop11h 05m
United Airlines
Deal found 5/4$668
This American Airlines deal was found by Cheapflights users on 5/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/92:51 pm
HRL
-
SJO
1 stop7h 45m
American Airlines
Sat 5/166:30 am
SJO
-
HRL
2 stops15h 21m
American Airlines
Deal found 5/4$673
This Southwest deal was found by Cheapflights users on 4/30. 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 5/156:55 am
HRL
-
SJO
2 stops13h 05m
Southwest
Thu 5/219:00 am
SJO
-
HRL
2 stops13h 00m
Southwest
Deal found 4/30$675
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Wed 6/35:20 pm
HRL
-
SJO
1 stop6h 19m
United Airlines
Mon 6/812:30 am
SJO
-
HRL
1 stop18h 19m
United Airlines
Deal found 5/3$684
This Air Canada deal was found by Cheapflights users on 5/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:20 pm
HRL
-
SJO
2 stops29h 40m
Multiple Airlines
Tue 6/97:10 am
SJO
-
HRL
2 stops29h 20m
Multiple Airlines
Deal found 5/3$3,100

Find 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 5, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$529
(American Airlines)

One-way from

$363
(United Airlines)
Provider with most accurate pricing for Harlingen Valley Intl-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Harlingen Valley Intl-San José Juan Santamaria Intl flights.
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From Harlingen Valley Intl to Costa Rica
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One-way flight from Harlingen Valley Intl to Costa Rica
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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 5, 2026.
Use the filters below to find and compare flights from Harlingen to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Thu 10/15

8:03 pm-1:00 pm

2 stops17h 57m

San José Juan Santamaria Intl

Mon 10/19

2:45 pm-7:36 pm

2 stops27h 51m

$529

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Thu 10/15

8:03 pm-1:00 pm

2 stops17h 57m

San José Juan Santamaria Intl

Sun 10/18

1:05 pm-7:36 pm

2 stops29h 31m

$534

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Fri 5/15

10:47 am-9:36 pm

1 stop11h 49m

San José Juan Santamaria Intl

Thu 5/21

11:59 pm-4:25 pm

1 stop15h 26m

$546
Quickest round-trip

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Thu 10/15

5:30 am-12:35 pm

1 stop8h 05m

San José Juan Santamaria Intl

Sun 10/18

1:05 pm-11:55 pm

1 stop9h 50m

$631

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Fri 5/15

6:55 am-7:00 pm

2 stops13h 05m

San José Juan Santamaria Intl

Thu 5/21

9:00 am-11:00 pm

2 stops13h 00m

$675

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Wed 6/3

5:20 pm-10:39 pm

1 stop6h 19m

San José Juan Santamaria Intl

Mon 6/8

12:30 am-7:49 pm

1 stop18h 19m

$684

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Wed 6/3

5:20 pm-10:00 pm

2 stops29h 40m

San José Juan Santamaria Intl

Tue 6/9

7:10 am-1:30 pm

2 stops29h 20m

$3,100
Cheapest one-way
Quickest one-way

HarlingenSan José

HRL - SJO

HRLSJO

Harlingen Valley Intl

Wed 6/3

5:20 pm-10:39 pm

1 stop6h 19m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Sorted by cheapest first

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
No data available for this route at this time. Please check back soon.

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.

  • How long is the flight from Harlingen to Costa Rica?

    American Airlines can get you from Harlingen to Costa Rica in just under 17h 57m. Your travel time can differ by up to . The distance between Harlingen and Costa Rica is about 1424 mi.

  • 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.

See more FAQs

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