In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

What are the most popular airlines that fly from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?

The most popular airlines flying from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport are United Airlines, Southwest and American Airlines. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Harlingen to San Juan Luis Munoz Marin Intl?

Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to San Juan Luis Munoz Marin Intl. 3 airlines have flights from Valley Intl to San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from Harlingen Valley Intl to San Juan Luis Munoz Marin Intl should not be difficult; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day.

Can I find deals for flights from Harlingen to Luis Munoz Marin Intl that include hotel bookings?

Yes. In addition to deals on Harlingen to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Harlingen to Luis Munoz Marin Intl?

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

Can I find deals for business class flights from Harlingen to Luis Munoz Marin Intl?

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

$301+ Flights from Harlingen, TX to San Juan Luis Munoz Marin Intl Airport

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1. Tell us where you want to go

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Cheap flight deals from Harlingen to Luis Munoz Marin Intl

Cheapest flights from Harlingen to Luis Munoz Marin Intl
Explore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Thu 12/255:34 amHRL - SJU

1 stop7h 18mAmerican Airlines

Mon 1/126:00 amSJU - HRL

2 stops19h 21mAmerican Airlines

Deal found 12/10

$442

Fri 12/199:40 amHRL - SJU

2 stops9h 10mSouthwest

Tue 12/239:50 pmSJU - HRL

2 stops15h 00mSouthwest

Deal found 12/10

$935

Fri 12/195:00 amHRL - SJU

1 stop9h 36mUnited Airlines

Tue 12/2310:15 amSJU - HRL

1 stop7h 51mUnited Airlines

Deal found 12/10

$951

Best flights from Harlingen to Luis Munoz Marin Intl
Discover carefully curated flight deals from Harlingen to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Tue 1/133:22 pmHRL - SJU

2 stops17h 26mAmerican Airlines

Fri 1/231:24 pmSJU - HRL

2 stops23h 12mAmerican Airlines

Deal found 12/9

$301

Sun 1/2512:10 pmHRL - SJU

1 stop7h 16mUnited Airlines

Thu 1/297:45 amSJU - HRL

1 stop10h 21mUnited Airlines

Deal found 12/10

$329

Tue 1/1311:06 amHRL - SJU

2 stops21h 42mAmerican Airlines

Thu 1/224:49 pmSJU - HRL

2 stops19h 47mAmerican Airlines

Deal found 12/9

$301

Mon 1/129:20 amHRL - SJU

2 stops13h 16mUnited Airlines

Thu 1/227:45 amSJU - HRL

1 stop10h 21mUnited Airlines

Deal found 12/9

$329

Mon 1/126:44 pmHRL - SJU

2 stops19h 15mAmerican Airlines

Wed 1/214:49 pmSJU - HRL

2 stops19h 47mAmerican Airlines

Deal found 12/9

$301

Wed 1/1411:06 amHRL - SJU

2 stops26h 53mAmerican Airlines

Wed 1/216:00 amSJU - HRL

2 stops10h 46mAmerican Airlines

Deal found 12/9

$301

Mon 1/126:44 pmHRL - SJU

2 stops21h 38mAmerican Airlines

Tue 1/204:49 pmSJU - HRL

2 stops23h 57mAmerican Airlines

Deal found 12/9

$301

Sat 1/319:20 amHRL - SJU

2 stops13h 16mUnited Airlines

Sat 2/147:45 amSJU - HRL

1 stop10h 19mUnited Airlines

Deal found 12/11

$375

Last-minute flights from Harlingen to Luis Munoz Marin Intl
Discover last-minute flight deals from Harlingen to Luis Munoz Marin Intl. Data last updated December 12, 2025 and is based on user searches.

Thu 12/255:34 amHRL - SJU

1 stop7h 18mAmerican Airlines

Mon 1/126:00 amSJU - HRL

2 stops19h 21mAmerican Airlines

Deal found 12/10

$442

Wed 1/76:44 pmHRL - SJU

2 stops14h 04mAmerican Airlines

Wed 1/147:07 amSJU - HRL

1 stop13h 07mAmerican Airlines

Deal found 12/10

$391

Wed 1/711:06 amHRL - SJU

2 stops24h 35mAmerican Airlines

Tue 1/137:07 amSJU - HRL

1 stop18h 14mAmerican Airlines

Deal found 12/9

$477

Fri 1/912:10 pmHRL - SJU

1 stop7h 16mUnited Airlines

Tue 1/132:05 amSJU - HRL

2 stops16h 01mUnited Airlines

Deal found 12/9

$415

Fri 1/912:10 pmHRL - SJU

1 stop7h 16mUnited Airlines

Mon 1/122:05 amSJU - HRL

2 stops16h 01mUnited Airlines

Deal found 12/9

$455

Mon 1/126:44 pmHRL - SJU

2 stops21h 38mAmerican Airlines

Tue 1/204:49 pmSJU - HRL

2 stops23h 57mAmerican Airlines

Deal found 12/9

$301

Tue 1/133:22 pmHRL - SJU

2 stops17h 26mAmerican Airlines

Tue 1/203:54 pmSJU - HRL

1 stop9h 27mAmerican Airlines

Deal found 12/9

$441

Tue 1/137:00 amHRL - SJU

1 stop7h 36mUnited Airlines

Wed 1/217:45 amSJU - HRL

1 stop10h 21mUnited Airlines

Deal found 12/9

$464

Sun 1/2512:10 pmHRL - SJU

1 stop7h 16mUnited Airlines

Thu 1/293:46 pmSJU - HRL

1 stop8h 13mUnited Airlines

Deal found 12/9

$329

Sat 1/319:20 amHRL - SJU

2 stops13h 16mUnited Airlines

Sat 2/147:45 amSJU - HRL

1 stop10h 19mUnited Airlines

Deal found 12/11

$375

One-way flights from Harlingen to Luis Munoz Marin Intl
Search for one-way flight options from Harlingen to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Thu 1/83:22 pmHRL - SJU

2 stops17h 26mAmerican Airlines

Deal found 12/11

$318

Thu 1/812:10 pmHRL - SJU

1 stop7h 16mUnited Airlines

Deal found 12/10

$356

Find flight deals from Harlingen to Luis Munoz Marin Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$301 (American Airlines)
Popular in	December
Cheapest in	January
Average price	$1,475

Provider with most accurate pricing for Harlingen Valley Intl-San Juan Luis Munoz Marin Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Harlingen Valley Intl-San Juan Luis Munoz Marin Intl flights.

Search Deals

From Harlingen Valley Intl to San Juan Luis Munoz Marin Intl

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($165 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 15% potential price decrease ($84 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harlingen to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Tue 1/13

3:22 pm-10:48 am

2 stops17h 26m

San Juan Luis Munoz Marin Intl

Fri 1/23

1:24 pm-10:36 am

2 stops23h 12m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Tue 1/13

11:06 am-10:48 am

2 stops21h 42m

San Juan Luis Munoz Marin Intl

Thu 1/22

4:49 pm-10:36 am

2 stops19h 47m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Mon 1/12

6:44 pm-3:59 pm

2 stops19h 15m

San Juan Luis Munoz Marin Intl

Wed 1/21

4:49 pm-10:36 am

2 stops19h 47m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 1/14

11:06 am-3:59 pm

2 stops26h 53m

San Juan Luis Munoz Marin Intl

Wed 1/21

6:00 am-2:46 pm

2 stops10h 46m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Mon 1/12

6:44 pm-6:22 pm

2 stops21h 38m

San Juan Luis Munoz Marin Intl

Tue 1/20

4:49 pm-2:46 pm

2 stops23h 57m

$301

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sun 1/25

12:10 pm-9:26 pm

1 stop7h 16m

San Juan Luis Munoz Marin Intl

Thu 1/29

7:45 am-4:06 pm

1 stop10h 21m

$329

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Mon 1/12

9:20 am-12:36 am

2 stops13h 16m

San Juan Luis Munoz Marin Intl

Thu 1/22

7:45 am-4:06 pm

1 stop10h 21m

$329

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 1/31

9:20 am-12:36 am

2 stops13h 16m

San Juan Luis Munoz Marin Intl

Sat 2/14

7:45 am-4:04 pm

1 stop10h 19m

$375

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 1/8

6:44 pm-1:41 pm

2 stops16h 57m

$318

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 1/8

12:10 pm-9:26 pm

1 stop7h 16m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Harlingen to Luis Munoz Marin Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Luis Munoz Marin Intl in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen, Texas-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Harlingen to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport (average of $239). Flying from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport 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 SJU?

A simple way to save on the total cost of your ticket is to fly from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 14% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Luis Munoz Marin Intl

Read through reviews of airlines operating flights from Harlingen to San Juan Luis Munoz Marin Intl Airport, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,253 reviews

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

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

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

9,095 reviews

Southwest

7.9

Good

4,253 reviews

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

11,050 reviews

Southwest

7.9

Good

4,253 reviews

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

What airport do you fly from for flights from Harlingen to San Juan Luis Munoz Marin Intl?
Harlingen Valley Intl (HRL), located 3.7 mi from the city center, is the airport you fly out of when you book flights from Harlingen to San Juan Luis Munoz Marin Intl. 3 airlines have flights from Valley Intl to San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from Harlingen Valley Intl to San Juan Luis Munoz Marin Intl should not be difficult; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day.
How long is the flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?
A quick flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport can take about 17h 26m. American Airlines provides one of the quickest options available for as low as $301. The distance from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport is about 2086 mi.
What are the cheapest airlines flying from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport round-trip?
Currently priced at $306, American Airlines will fly you from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Southwest - these airlines can fly you to your destination from $309 and $378, respectively. Users have found that American Airlines is 52% cheaper than the other options available to this destination.
Can I find deals for flights from Harlingen to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Harlingen to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Harlingen to Luis Munoz Marin Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Harlingen to Luis Munoz Marin Intl.
Can I find deals for business class flights from Harlingen to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Harlingen to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport (average of $239). Flying from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport 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

Dorado

Fajardo

Rio Grande

Humacao

Luquillo

Bayamón

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Top 3 airlines flying from Harlingen to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$306	Average$645	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$309	Average$500	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$378	Average$549	FlexibilityNo cancel fee	On-time63%

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$301+ Cheap flights from Harlingen, TX (HRL) to Luis Munoz Marin Intl (SJU)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Harlingen to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Harlingen to Luis Munoz Marin Intl

Cheapest flights from Harlingen to Luis Munoz Marin IntlExplore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Harlingen to Luis Munoz Marin Intl

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Harlingen to San Juan Luis Munoz Marin Intl Airport that are best for you.

Compare providers for flights from Harlingen to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Luis Munoz Marin Intl in December.

Best time to book a flight from Harlingen to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Harlingen with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Harlingen to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?

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

Reviews of airlines servicing Luis Munoz Marin Intl

Read through reviews of airlines operating flights from Harlingen to San Juan Luis Munoz Marin Intl Airport, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl?

How long is the flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?

What are the cheapest airlines flying from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport round-trip?

Can I find deals for flights from Harlingen to Luis Munoz Marin Intl that include hotel bookings?

How can I find direct flights from Harlingen to Luis Munoz Marin Intl?

Can I find deals for business class flights from Harlingen to Luis Munoz Marin Intl?

What is the cheapest month to book a flight from Harlingen, Texas to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Harlingen to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Harlingen to Luis Munoz Marin Intl

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Cheapest flights from Harlingen to Luis Munoz Marin Intl
Explore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.