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$236+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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Cheap 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 October 16, 2025.

Round-trip from

$296
(American Airlines)

One-way from

$236
(American Airlines)

Popular in

October

Cheapest in

January

Average price

$871
From Harlingen Valley Intl to Puerto Rico
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One-way flight from Harlingen Valley Intl to Puerto Rico
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Highest demand for flights based on searches. 12% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 16, 2025.

This United Airlines deal was found by Cheapflights users on 10/15. 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.
Thu 10/307:00 amHRL - SJU
1 stop7h 36mUnited Airlines
Mon 11/33:46 pmSJU - HRL
1 stop8h 08mUnited Airlines
Deal found 10/15$592
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Sun 11/235:40 amHRL - SJU
2 stops17h 04mAmerican Airlines
Wed 11/267:15 amSJU - HRL
1 stop17h 42mAmerican Airlines
Deal found 10/15$768
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:43 amHRL - SJU
2 stops43h 15mMultiple Airlines
Mon 12/295:02 pmSJU - HRL
1 stop18h 54mMultiple Airlines
Deal found 10/15$812
This Sun Country Air deal was found by Cheapflights users on 10/15. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2211:43 amHRL - SJU
1 stop26h 30mSun Country Air
Mon 12/295:02 pmSJU - HRL
1 stop18h 54mSun Country Air
Deal found 10/15$828
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Fri 10/177:00 amHRL - SJU
1 stop7h 42mUnited Airlines
Sat 10/181:05 amSJU - HRL
2 stops13h 14mUnited Airlines
Deal found 10/15$834
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 12/228:11 pmHRL - SJU
1 stop7h 23mAmerican Airlines
Mon 1/127:00 amSJU - HRL
1 stop18h 21mAmerican Airlines
Deal found 10/15$892
This American Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 12/228:11 pmHRL - SJU
1 stop17h 02mAmerican Airlines
Sun 12/281:30 amSJU - HRL
1 stop10h 10mAmerican Airlines
Deal found 10/15$904

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 October 16, 2025.
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

Mon 2/9

6:02 am-10:22 pm

1 stop14h 20m

San Juan Luis Munoz Marin Intl

Tue 2/10

6:00 am-11:21 pm

2 stops19h 21m

$296

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Tue 4/7

10:05 am-11:00 am

2 stops23h 55m

San Juan Luis Munoz Marin Intl

Wed 4/8

6:55 pm-11:32 am

2 stops17h 37m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Fri 1/23

9:20 am-12:36 am

2 stops13h 16m

San Juan Luis Munoz Marin Intl

Fri 1/30

7:45 am-4:06 pm

1 stop10h 21m

$303

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 2/4

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Tue 2/10

8:10 am-8:01 pm

2 stops13h 51m

$329

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sun 2/8

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Wed 2/11

8:10 am-8:01 pm

2 stops13h 51m

$369

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Tue 2/3

9:20 am-12:36 am

2 stops13h 16m

San Juan Luis Munoz Marin Intl

Wed 2/11

8:10 am-8:01 pm

2 stops13h 51m

$369

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 2/4

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Fri 2/6

2:05 am-4:06 pm

2 stops16h 01m

$369

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Mon 2/9

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Wed 2/11

8:10 am-8:01 pm

2 stops13h 51m

$409

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 1/8

6:43 pm-10:48 am

2 stops14h 05m

$236

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Mon 12/29

11:13 am-4:13 pm

1 stop27h 00m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 12 results
1
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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, January is the cheapest month in which you can book a flight from Harlingen, Texas to Puerto Rico (average of $294). 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.

What is the cheapest time of day to fly from HRL to PR?

Find hourly flight availability from Harlingen to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 16, 2025.

When flying from Harlingen, Texas to Puerto Rico, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 8% versus a flight in the afternoon.

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 October 16, 2025.
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
4,241 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,982 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,043 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 American Airlines and United Airlines fly from Harlingen, Texas to Puerto Rico in about 13h 16m. The time it takes to get you to your destination can typically vary by up to 1h 04m. 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, January is the cheapest month in which you can book a flight from Harlingen, Texas to Puerto Rico (average of $294). 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

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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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$294Average$534FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$381Average$614FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$513Average$589FlexibilityNo cancel feeOn-time63%

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