What is the cheapest airline that flies from Harlingen Valley Intl to Caribbean?

American Airlines and United Airlines are the most popular carriers operating from Harlingen Valley Intl to Caribbean

What airlines fly to Caribbean?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Caribbean from Harlingen according to our data. American Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Caribbean. Keep in mind that there are 3 different airlines that fly to Caribbean on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Caribbean?

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

How many operators does momondo search for flights from Harlingen Valley Intl Airport to Caribbean?

The number of operators available for flights from Harlingen Valley Intl Airport to Caribbean is 3 as of May 2026.

How old do you have to be to fly from Harlingen Valley Intl Airport to Caribbean?

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 Caribbean.

What documentation or ID do you need to fly to Caribbean?

The necessary travel and health documents for your Caribbean trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$245 Cheap Flights from Harlingen to Caribbean in 2026

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Find the cheapest flights from Harlingen to Caribbean

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:03 pm - 2:38 pm

HRL

SJU

17h 35m

2 stops

4:53 pm - 10:04 am

SJU

HRL

18h 11m

2 stops

$330American Airlines

Thu, Aug 20 - Tue, Aug 25

8:03 pm - 2:54 pm

HRL

SJU

17h 51m

1 stop

7:14 pm - 10:04 am

SJU

HRL

15h 50m

2 stops

$402American Airlines

Thu, Aug 20 - Tue, Aug 25

6:43 pm - 2:38 pm

HRL

SJU

18h 55m

2 stops

7:14 pm - 10:04 am

SJU

HRL

15h 50m

2 stops

$447American Airlines

Wed, Aug 19 - Sun, Aug 23

5:15 am - 3:42 pm

HRL

SJU

9h 27m

1 stop

2:20 pm - 9:44 pm

SJU

HRL

8h 24m

1 stop

$454United Airlines

Thu, Aug 20 - Tue, Aug 25

5:15 am - 3:42 pm

HRL

SJU

9h 27m

1 stop

1:00 am - 3:34 pm

SJU

HRL

15h 34m

2 stops

$477United Airlines

Sat, Aug 29 - Mon, Aug 31

5:15 am - 3:42 pm

HRL

SJU

9h 27m

1 stop

7:00 am - 3:34 pm

SJU

HRL

9h 34m

1 stop

$485United Airlines

Wed, Aug 19 - Sun, Aug 23

7:27 am - 3:42 pm

HRL

SJU

7h 15m

1 stop

1:00 am - 3:34 pm

SJU

HRL

15h 34m

2 stops

$512United Airlines

Sat, Aug 29 - Mon, Aug 31

5:54 am - 2:54 pm

HRL

SJU

8h 00m

1 stop

5:46 pm - 10:04 am

SJU

HRL

17h 18m

2 stops

$519American Airlines

Wed, Aug 19 - Sun, Aug 23

5:15 am - 3:42 pm

HRL

SJU

9h 27m

1 stop

7:00 am - 3:34 pm

SJU

HRL

9h 34m

1 stop

$527United Airlines

Sat, Aug 29 - Tue, Sep 1

7:27 am - 3:42 pm

HRL

SJU

7h 15m

1 stop

7:00 am - 3:34 pm

SJU

HRL

9h 34m

1 stop

$562United Airlines

Sat, Aug 29 - Tue, Sep 1

Southwest flights from Harlingen to Caribbean

Our best Southwest deals on Harlingen to Caribbean flight tickets

Southwest

Jun 27

HRL6:00 amHarlingen Valley Intl

13h 35m

1 stop

SJU8:35 pmSan Juan Luis Munoz Marin Intl

Jul 4

SJU7:00 amSan Juan Luis Munoz Marin Intl

8h 25m

2 stops

HRL2:25 pmHarlingen Valley Intl

$641

Southwest

Jun 13

HRL10:10 amHarlingen Valley Intl

9h 25m

2 stops

SJU8:35 pmSan Juan Luis Munoz Marin Intl

Jun 18

SJU6:30 amSan Juan Luis Munoz Marin Intl

12h 25m

1 stop

HRL5:55 pmHarlingen Valley Intl

$650

Southwest

Jun 23

HRL5:00 pmHarlingen Valley Intl

6h 45m

1 stop

SJU12:45 amSan Juan Luis Munoz Marin Intl

Jun 29

SJU7:00 amSan Juan Luis Munoz Marin Intl

11h 55m

2 stops

HRL5:55 pmHarlingen Valley Intl

$666

United Airlines flights from Harlingen to Caribbean

Our best United Airlines deals on Harlingen to Caribbean flight tickets

United Airlines

Aug 20

HRL5:15 amHarlingen Valley Intl

9h 27m

1 stop

SJU3:42 pmSan Juan Luis Munoz Marin Intl

Aug 25

SJU2:20 pmSan Juan Luis Munoz Marin Intl

8h 24m

1 stop

HRL9:44 pmHarlingen Valley Intl

$454

United Airlines

Aug 29

HRL5:15 amHarlingen Valley Intl

9h 27m

1 stop

SJU3:42 pmSan Juan Luis Munoz Marin Intl

Aug 31

SJU1:00 amSan Juan Luis Munoz Marin Intl

15h 34m

2 stops

HRL3:34 pmHarlingen Valley Intl

$477

United Airlines

Aug 19

HRL5:15 amHarlingen Valley Intl

9h 27m

1 stop

SJU3:42 pmSan Juan Luis Munoz Marin Intl

Aug 23

SJU7:00 amSan Juan Luis Munoz Marin Intl

9h 34m

1 stop

HRL3:34 pmHarlingen Valley Intl

$485

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 8/20

8:03 pm-2:38 pm

2 stops17h 35m

San Juan Luis Munoz Marin Intl

Tue 8/25

4:53 pm-10:04 am

2 stops18h 11m

$330

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 8/20

8:03 pm-2:54 pm

1 stop17h 51m

San Juan Luis Munoz Marin Intl

Tue 8/25

7:14 pm-10:04 am

2 stops15h 50m

$402

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 8/19

6:43 pm-2:38 pm

2 stops18h 55m

San Juan Luis Munoz Marin Intl

Sun 8/23

7:14 pm-10:04 am

2 stops15h 50m

$447

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Thu 8/20

5:15 am-3:42 pm

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Tue 8/25

2:20 pm-9:44 pm

1 stop8h 24m

$454

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 8/29

5:15 am-3:42 pm

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Mon 8/31

1:00 am-3:34 pm

2 stops15h 34m

$477

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 8/19

5:15 am-3:42 pm

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Sun 8/23

7:00 am-3:34 pm

1 stop9h 34m

$485

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 8/29

7:27 am-3:42 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Mon 8/31

1:00 am-3:34 pm

2 stops15h 34m

$512

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Wed 8/19

5:54 am-2:54 pm

1 stop8h 00m

San Juan Luis Munoz Marin Intl

Sun 8/23

5:46 pm-10:04 am

2 stops17h 18m

$519

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 8/29

5:15 am-3:42 pm

1 stop9h 27m

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-3:34 pm

1 stop9h 34m

$527

Quickest round-trip

HarlingenSan Juan

HRL - SJU

HRLSJU

Harlingen Valley Intl

Sat 8/29

7:27 am-3:42 pm

1 stop7h 15m

San Juan Luis Munoz Marin Intl

Tue 9/1

7:00 am-3:34 pm

1 stop9h 34m

$562

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

How to get the cheapest flight ticket from Harlingen to Caribbean

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

Prices

Airlines

What is the cheapest month to fly to Caribbean?

In general, January is the cheapest month to fly from Harlingen to Caribbean. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $239. If you don’t want to visit Caribbean in January, then you should wait until February to fly from Harlingen, when ticket prices are also cheap, with an average price of $260.

Can stopping save me money on Harlingen to Caribbean flights?

You could potentially save up to 29% on your flight if you consider stops on a Harlingen to Caribbean flight.

Cheap Harlingen to Caribbean flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Harlingen to Caribbean

Fastest flight time	7h 15m
Direct flights	None

The fastest flight from Harlingen to Caribbean takes 7h 15m

There are no direct flights from Harlingen to Caribbean. There are no popular flight routes from Harlingen to Caribbean.

Search flight deals

Frequently asked questions about flying from Harlingen to Caribbean

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Caribbean?
Prices for flights from Harlingen Valley Intl Airport to Caribbean are refreshed on a daily basis.
How many operators does momondo search for flights from Harlingen Valley Intl Airport to Caribbean?
The number of operators available for flights from Harlingen Valley Intl Airport to Caribbean is 3 as of May 2026.
How old do you have to be to fly from Harlingen Valley Intl Airport to Caribbean?
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 Caribbean.
What documentation or ID do you need to fly to Caribbean?
The necessary travel and health documents for your Caribbean trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Harlingen to Caribbean

Compare and see reviews for airlines that fly from Harlingen to Caribbean with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.4 9,694 reviews	Search United Airlines flights
American Airlines	PriceFrom $306	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights
Southwest	PriceFrom $513	Free Cancellation	Rating 7.9 4,302 reviews	Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Harlingen to Caribbean for you.

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

Flights from Harlingen to Caribbean with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Harlingen to Caribbean?

momondo helps you find the best flight between Harlingen and Caribbean by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Harlingen to Caribbean flights. All you need is a valid email address and we will do the rest; it is that quick and easy.