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Puerto Rico

$131+ Cheap flights from Harlingen, TX (HRL) to Puerto Rico

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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
févr. 20 — févr. 271
ven. 2/20
ven. 2/27
1 adult, Economy
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Cheap flight deals from Harlingen to Puerto Rico

Cheapest flights from Harlingen to Puerto Rico
Explore the most affordable flight options available from Harlingen to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janvier 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/19. 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.
sam. 4/188:03 pm
HRL
-
SJU
1 stop7h 29m
American Airlines
mer. 4/223:44 pm
SJU
-
HRL
2 stops19h 33m
American Airlines
Deal found 1/19$260
This United Airlines deal was found by Cheapflights users on 1/19. 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.
sam. 5/27:00 am
HRL
-
SJU
1 stop7h 42m
United Airlines
mar. 5/57:20 am
SJU
-
HRL
2 stops13h 40m
United Airlines
Deal found 1/19$324
This United Airlines deal was found by Cheapflights users on 1/19. 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.
mar. 5/57:00 am
HRL
-
SJU
1 stop7h 42m
United Airlines
mer. 5/62:55 pm
SJU
-
HRL
1 stop8h 04m
United Airlines
Deal found 1/19$350
This United Airlines deal was found by Cheapflights users on 1/20. 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.
dim. 2/227:00 am
HRL
-
SJU
1 stop7h 36m
United Airlines
sam. 2/287:40 am
SJU
-
HRL
1 stop10h 24m
United Airlines
Deal found 1/20$358
This American Airlines deal was found by Cheapflights users on 1/19. 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.
lun. 2/236:46 pm
HRL
-
SJU
2 stops16h 47m
American Airlines
jeu. 2/267:00 am
SJU
-
HRL
2 stops17h 53m
American Airlines
Deal found 1/19$363
This American Airlines deal was found by Cheapflights users on 1/20. 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.
mar. 4/146:00 am
HRL
-
SJU
1 stop7h 42m
American Airlines
sam. 4/1811:59 pm
SJU
-
HRL
1 stop11h 18m
American Airlines
Deal found 1/20$370
This United Airlines deal was found by Cheapflights users on 1/20. 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.
mer. 3/2512:10 pm
HRL
-
SJU
1 stop7h 16m
United Airlines
mer. 4/12:55 pm
SJU
-
HRL
1 stop8h 04m
United Airlines
Deal found 1/20$393
This American Airlines deal was found by Cheapflights users on 1/20. 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.
mer. 3/2510:42 am
HRL
-
SJU
1 stop10h 49m
American Airlines
mer. 4/16:00 am
SJU
-
HRL
2 stops17h 53m
American Airlines
Deal found 1/20$448
This Southwest deal was found by Cheapflights users on 1/20. 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.
mer. 3/2511:10 am
HRL
-
SJU
2 stops12h 05m
Southwest
mer. 4/16:40 am
SJU
-
HRL
2 stops10h 30m
Southwest
Deal found 1/20$481

Find flight deals from Harlingen to Puerto Rico

Keep the following information in mind while searching for Harlingen to Puerto Rico flight deals. Data was last updated janvier 21, 2026.

Round-trip from

$260
(American Airlines)

One-way from

$131
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$400
From Harlingen Valley Intl to Puerto Rico
Search Deals
One-way flight from Harlingen Valley Intl to Puerto Rico
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($199 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($83 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Puerto Rico 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 janvier 21, 2026.
Use the filters below to find and compare flights from Harlingen to Puerto Rico that are best for you.

Fly from

Harlingen

Fly to

Puerto Rico

Route

Depart

Return

Price

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

lun. 2/23

7:00 am-4:36 pm

1 stop7h 36m

San Juan Luis Munoz Marin Intl

jeu. 2/26

3:46 pm-9:59 pm

1 stop8h 13m

$260

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

mar. 4/14

2:47 pm-10:53 am

2 stops19h 06m

San Juan Luis Munoz Marin Intl

sam. 4/18

6:01 pm-10:17 am

2 stops17h 16m

$363

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

mer. 3/25

12:10 pm-8:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

mer. 4/1

2:55 pm-9:59 pm

1 stop8h 04m

$393

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

dim. 2/22

7:00 am-4:36 pm

1 stop7h 36m

San Juan Luis Munoz Marin Intl

ven. 2/27

2:05 am-4:04 pm

2 stops15h 59m

$398

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

sam. 4/18

2:47 pm-9:13 am

2 stops17h 26m

San Juan Luis Munoz Marin Intl

mer. 4/22

3:44 pm-10:17 am

2 stops19h 33m

$403

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

dim. 2/22

8:06 pm-1:33 pm

2 stops15h 27m

San Juan Luis Munoz Marin Intl

sam. 2/28

7:00 am-11:03 pm

2 stops18h 03m

$511

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

mer. 1/28

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

mer. 2/4

3:46 pm-9:59 pm

1 stop8h 13m

$523

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

ven. 2/20

8:06 pm-3:13 pm

1 stop17h 07m

San Juan Luis Munoz Marin Intl

lun. 2/23

7:01 pm-10:12 am

2 stops17h 11m

$591

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

mer. 2/4

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

dim. 2/8

7:45 am-4:06 pm

1 stop10h 21m

$613

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

mer. 1/28

9:20 am-12:36 am

2 stops13h 16m

San Juan Luis Munoz Marin Intl

sam. 1/31

2:05 am-4:06 pm

2 stops16h 01m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 13 results
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2

Best time to book a flight from Harlingen to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

What is the cheapest month to book a flight from Harlingen, Texas to Puerto Rico?

Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Puerto Rico (average of $240). Flying from Harlingen, Texas to Puerto Rico in October is currently the most expensive (average of $448). 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.

Reviews of airlines servicing Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated janvier 21, 2026.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Harlingen to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,174 reviews
Southwest
8.0
Very good
4,266 reviews

Food

7.0

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Puerto Rico. 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 Puerto Rico?

    Harlingen Valley Intl (HRL) is the airport you will fly out of if you book a flight from Harlingen to Puerto Rico. It is only a 3.7 mi journey to Valley Intl (HRL) from Harlingen’s city center.

  • How long is the flight from Harlingen, Texas to Puerto Rico?

    Airlines like United Airlines and American Airlines fly from Harlingen, Texas to Puerto Rico in about 7h 36m. The time it takes to get you to your destination can typically vary by up to 11h 30m. Airlines will cover a distance of 2086 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Harlingen to Puerto Rico that include hotel bookings?

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

  • How can I find direct flights from Harlingen to Puerto Rico?

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

  • Can I find deals for business class flights from Harlingen to Puerto Rico?

    Yes. Cheapflights offers flight deals from Harlingen to Puerto Rico 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 Puerto Rico?

    Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Puerto Rico (average of $240). Flying from Harlingen, Texas to Puerto Rico in October is currently the most expensive (average of $448). 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

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Alternative routes for Harlingen to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Harlingen to Puerto Rico

Discover the top 3 airlines that operate flights from Harlingen to Puerto Rico. 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 janvier 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$260Average$498FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$306Average$645FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$378Average$544FlexibilityNo cancel feeOn-time63%

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