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Cheap flights from Harlingen, Texas to Puerto Rico from $219

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Harlingen, Texas to Puerto Rico departing on 9/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Harlingen, Texas to Puerto Rico

Cheap round-trip flights

American Airlines Logo
6:35 pm - 2:15 pmHRL-SJU
18h 40m1 stop
American Airlines Logo
1:37 pm - 9:41 amSJU-HRL
21h 04m2 stops
$219American Airlines
Find Deal
Sat, Sep 13 - Thu, Sep 18
American Airlines Logo
6:35 pm - 2:15 pmHRL-SJU
18h 40m1 stop
American Airlines Logo
1:37 pm - 9:41 amSJU-HRL
21h 04m2 stops
$347American Airlines
Find Deal
Sat, Sep 13 - Thu, Sep 18
American Airlines Logo
8:04 pm - 3:44 pmHRL-SJU
17h 40m2 stops
American Airlines Logo
6:00 am - 11:14 pmSJU-HRL
19h 14m2 stops
$382American Airlines
Find Deal
Thu, Nov 6 - Tue, Nov 11
United Airlines Logo
5:20 pm - 12:34 pmHRL-SJU
18h 14m2 stops
United Airlines Logo
1:05 am - 4:02 pmSJU-HRL
15h 57m2 stops
$606United Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
United Airlines Logo
5:00 am - 8:38 pmHRL-SJU
14h 38m1 stop
United Airlines Logo
7:00 am - 4:02 pmSJU-HRL
10h 02m1 stop
$640United Airlines
Find Deal
Sat, Sep 13 - Thu, Sep 18
Southwest Logo
9:35 am - 10:20 pmHRL-SJU
10h 45m2 stops
Southwest Logo
6:05 am - 3:05 pmSJU-HRL
11h 00m2 stops
$800Southwest
Find Deal
Thu, Dec 18 - Sun, Dec 21
Sun Country Air Logo
11:49 am - 1:52 pmHRL-SJU
24h 03m1 stop
Sun Country Air Logo
3:14 pm - 10:47 amSJU-HRL
21h 33m1 stop
$903Sun Country Air
Find Deal
Thu, Dec 18 - Sun, Dec 21
Southwest Logo
5:00 am - 5:20 pmHRL-SJU
10h 20m2 stops
Southwest Logo
5:55 pm - 11:55 pmSJU-HRL
8h 00m1 stop
$1,075Southwest
Find Deal
Sun, Dec 21 - Sat, Jan 3
Sun Country Air Logo
11:37 am - 4:01 pmHRL-SJU
26h 24m1 stop
Sun Country Air Logo
3:14 pm - 10:53 amSJU-HRL
21h 39m1 stop
$1,312Sun Country Air
Find Deal
Sun, Dec 21 - Sat, Jan 3
Logo
7:00 am - 4:36 pmHRL-SJU
7h 36m1 stop
Logo
7:15 am - 9:59 pmSJU-HRL
16h 44m2 stops
$1,318
Find Deal
Thu, Dec 18 - Sun, Dec 21

American Airlines flights from Harlingen, Texas to Puerto Rico

Our best American Airlines deals on Harlingen, Texas to Puerto Rico flight tickets
American Airlines
Sep 13
HRL6:35 pmHarlingen Valley Intl
18h 40m
1 stop
SJU2:15 pmSan Juan Luis Munoz Marin Intl
Sep 18
SJU1:37 pmSan Juan Luis Munoz Marin Intl
21h 04m
2 stops
HRL9:41 amHarlingen Valley Intl
$219
Find similar
American Airlines
Sep 13
HRL6:35 pmHarlingen Valley Intl
18h 40m
1 stop
SJU2:15 pmSan Juan Luis Munoz Marin Intl
Sep 18
SJU1:37 pmSan Juan Luis Munoz Marin Intl
21h 04m
2 stops
HRL9:41 amHarlingen Valley Intl
$347
Find similar
American Airlines
Nov 6
HRL8:04 pmHarlingen Valley Intl
17h 40m
2 stops
SJU3:44 pmSan Juan Luis Munoz Marin Intl
Nov 11
SJU6:00 amSan Juan Luis Munoz Marin Intl
19h 14m
2 stops
HRL11:14 pmHarlingen Valley Intl
$382
Find similar

Southwest flights from Harlingen, Texas to Puerto Rico

Our best Southwest deals on Harlingen, Texas to Puerto Rico flight tickets
Southwest
Dec 18
HRL9:35 amHarlingen Valley Intl
10h 45m
2 stops
SJU10:20 pmSan Juan Luis Munoz Marin Intl
Dec 21
SJU6:05 amSan Juan Luis Munoz Marin Intl
11h 00m
2 stops
HRL3:05 pmHarlingen Valley Intl
$800
Find similar
Southwest
Dec 21
HRL5:00 amHarlingen Valley Intl
10h 20m
2 stops
SJU5:20 pmSan Juan Luis Munoz Marin Intl
Jan 3
SJU5:55 pmSan Juan Luis Munoz Marin Intl
8h 00m
1 stop
HRL11:55 pmHarlingen Valley Intl
$1,075
Find similar
Southwest
Dec 21
HRL9:40 amHarlingen Valley Intl
11h 35m
2 stops
SJU11:15 pmSan Juan Luis Munoz Marin Intl
Jan 3
SJU7:10 amSan Juan Luis Munoz Marin Intl
10h 25m
2 stops
HRL3:35 pmHarlingen Valley Intl
$1,435
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 9/13

6:35 pm-2:15 pm

1 stop18h 40m

San Juan Luis Munoz Marin Intl

Thu 9/18

1:37 pm-9:41 am

2 stops21h 04m

$219

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 9/13

6:35 pm-2:15 pm

1 stop18h 40m

San Juan Luis Munoz Marin Intl

Thu 9/18

1:37 pm-9:41 am

2 stops21h 04m

$347

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 11/6

8:04 pm-3:44 pm

2 stops17h 40m

San Juan Luis Munoz Marin Intl

Tue 11/11

6:00 am-11:14 pm

2 stops19h 14m

$382

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 9/13

5:20 pm-12:34 pm

2 stops18h 14m

San Juan Luis Munoz Marin Intl

Wed 9/17

1:05 am-4:02 pm

2 stops15h 57m

$606

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 9/13

5:00 am-8:38 pm

1 stop14h 38m

San Juan Luis Munoz Marin Intl

Thu 9/18

7:00 am-4:02 pm

1 stop10h 02m

$640

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 12/18

9:35 am-10:20 pm

2 stops10h 45m

San Juan Luis Munoz Marin Intl

Sun 12/21

6:05 am-3:05 pm

2 stops11h 00m

$800

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 12/18

11:49 am-1:52 pm

1 stop24h 03m

San Juan Luis Munoz Marin Intl

Sun 12/21

3:14 pm-10:47 am

1 stop21h 33m

$903

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sun 12/21

5:00 am-5:20 pm

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Sat 1/3

5:55 pm-11:55 pm

1 stop8h 00m

$1,075

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sun 12/21

11:37 am-4:01 pm

1 stop26h 24m

San Juan Luis Munoz Marin Intl

Sat 1/3

3:14 pm-10:53 am

1 stop21h 39m

$1,312

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 12/18

7:00 am-4:36 pm

1 stop7h 36m

San Juan Luis Munoz Marin Intl

Sun 12/21

7:15 am-9:59 pm

2 stops16h 44m

$1,318

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Puerto Rico from

How to get the cheapest flight ticket from Harlingen, Texas to Puerto Rico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico from Harlingen, Texas is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $511. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Friday, with ticket prices averaging around $626.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Harlingen, Texas to Puerto Rico during this time can be as low as $537. In contrast, the most expensive time of day to depart to Puerto Rico is in the morning when prices are around $626.

Cheap Harlingen, Texas to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen, Texas to Puerto Rico

Best Price Found

$219

Fastest flight time

7h 05m

Direct flights

None

Airports in Puerto Rico

1 airport
The best flight deal from Harlingen, Texas to Puerto Rico found on momondo in the last 72 hours is $219
The fastest flight from Harlingen, Texas to Puerto Rico takes 7h 05m
There are no direct flights from Harlingen, Texas to Puerto Rico. Popular non-direct route for this connection is Harlingen Valley Intl Airport - San Juan Luis Munoz Marin Intl Airport.
There is 1 airport near Puerto Rico: San Juan Luis Munoz Marin Intl (SJU)
Search flight deals

  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to Puerto Rico?

    Prices for flights from Harlingen Valley Intl Airport to Puerto Rico are refreshed on a daily basis.

  • How many operators does momondo search for flights from Harlingen Valley Intl Airport to Puerto Rico?

  • How old do you have to be to fly from Harlingen Valley Intl Airport to Puerto Rico?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Harlingen, Texas to Puerto Rico

Compare and see reviews for airlines that fly from Harlingen, Texas to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $294Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $423Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
SouthwestPriceFrom $513Free CancellationRating
8.0
4,244 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Harlingen to Puerto Rico?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Puerto Rico from Harlingen.

Can I find flights from Harlingen to Puerto Rico with flexible booking policies on momondo?

All flight searches from Harlingen to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Harlingen to Puerto Rico?

Once all potential Harlingen to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Harlingen to Puerto Rico right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Harlingen to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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