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Cheap flights from Harlingen, Texas to South America from $1,140

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 South America departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Harlingen, Texas to South America

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:55 am - 7:35 amHRL-GRU
17h 40m1 stop
United Airlines Logo
9:50 pm - 1:14 pmGRU-HRL
17h 24m1 stop
$1,140United Airlines
Find Deal
Sat, Mar 28 - Wed, Apr 1
United Airlines Logo
9:20 am - 9:30 amHRL-GRU
22h 10m2 stops
United Airlines Logo
9:30 pm - 3:34 pmGRU-HRL
20h 04m2 stops
$1,145United Airlines
Find Deal
Sat, Mar 28 - Wed, Apr 1
United Airlines Logo
7:27 am - 5:35 amHRL-VCP
20h 08m2 stops
United Airlines Logo
10:45 pm - 9:44 pmVCP-HRL
24h 59m2 stops
$7,014United Airlines
Find Deal
Tue, Mar 24 - Thu, Mar 26

United Airlines flights from Harlingen, Texas to South America

Our best United Airlines deals on Harlingen, Texas to South America flight tickets
United Airlines
Mar 28
HRL11:55 amHarlingen Valley Intl
17h 40m
1 stop
GRU7:35 amSao Paulo Guarulhos Intl
Apr 1
GRU9:50 pmSao Paulo Guarulhos Intl
17h 24m
1 stop
HRL1:14 pmHarlingen Valley Intl
$1,140
Find similar
United Airlines
Mar 28
HRL9:20 amHarlingen Valley Intl
22h 10m
2 stops
GRU9:30 amSao Paulo Guarulhos Intl
Apr 1
GRU9:30 pmSao Paulo Guarulhos Intl
20h 04m
2 stops
HRL3:34 pmHarlingen Valley Intl
$1,145
Find similar
United Airlines
Mar 24
HRL7:27 amHarlingen Valley Intl
20h 08m
2 stops
VCP5:35 amSao Paulo Viracopos
Mar 26
VCP10:45 pmSao Paulo Viracopos
24h 59m
2 stops
HRL9:44 pmHarlingen Valley Intl
$7,014
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Harlingen, Texas to South America 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 November 6, 2025.
Use the filters below to find and compare flights from Harlingen, Texas to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HarlingenSao Paulo

HRL - GRU

HRLGRU

Harlingen Valley Intl

Sat 3/28

11:55 am-7:35 am

1 stop17h 40m

Sao Paulo Guarulhos Intl

Wed 4/1

9:50 pm-1:14 pm

1 stop17h 24m

$1,140

HarlingenSao Paulo

HRL - GRU

HRLGRU

Harlingen Valley Intl

Sat 3/28

9:20 am-9:30 am

2 stops22h 10m

Sao Paulo Guarulhos Intl

Wed 4/1

9:30 pm-3:34 pm

2 stops20h 04m

$1,145

HarlingenSao Paulo

HRL - VCP

HRLVCP

Harlingen Valley Intl

Tue 3/24

7:27 am-5:35 am

2 stops20h 08m

Sao Paulo Viracopos

Thu 3/26

10:45 pm-9:44 pm

2 stops24h 59m

$7,014

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Harlingen, Texas to South America

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

Can stopping save me money on Harlingen, Texas to South America flights?

You could potentially save up to 1% on your flight if you consider stops on a Harlingen, Texas to South America flight.

Cheap Harlingen, Texas to South America flight deals and tips

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

Direct flights

None
There are no direct flights from Harlingen, Texas to South America. There are no popular flight routes from Harlingen, Texas to South America.
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  • When did momondo last update prices for flights from Harlingen Valley Intl Airport to South America?

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

  • How old do you have to be to fly from Harlingen Valley Intl Airport to South America?

    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 South America.

  • What documentation or ID do you need to fly to South America?

    The necessary travel and health documents for your South America 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, Texas to South America

Compare and see reviews for airlines that fly from Harlingen, Texas to South America with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $538Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Harlingen to South America flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South America that suits you.

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

Flights from Harlingen to South America 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 South America?

momondo provides multiple filters to help you find the best flight to South America from Harlingen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Harlingen to South America 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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