HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sao Paulo

$743+ Cheap flights from Harlingen (HRL) to Sao Paulo, Brazil (SAO)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SAO
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Harlingen to Sao Paulo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Harlingen to Sao Paulo

Cheapest flights from Harlingen to Sao Paulo
Explore the most affordable flight options available from Harlingen to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This United Airlines deal was found by Cheapflights users on 5/17. 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 12/39:20 am
HRL
-
GRU
2 stops22h 00m
United Airlines
Mon 12/79:45 pm
GRU
-
HRL
2 stops24h 47m
United Airlines
Deal found 5/17$1,137
This American Airlines deal was found by Cheapflights users on 5/20. 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.
Fri 8/143:17 pm
HRL
-
GRU
2 stops15h 03m
American Airlines
Sun 8/3011:15 pm
GRU
-
HRL
2 stops20h 58m
American Airlines
Deal found 5/20$1,194

Find flight deals from Harlingen to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Sao Paulo (SAO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 22, 2026.

Round-trip from

$1,194
(American Airlines)

One-way from

$743
(United Airlines)
From Harlingen Valley Intl to Sao Paulo (SAO)
Search Deals
One-way flight from Harlingen Valley Intl to Sao Paulo (SAO)
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Harlingen to Sao Paulo 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 May 22, 2026.
Use the filters below to find and compare flights from Harlingen to Sao Paulo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HarlingenSao Paulo

HRL - GRU

HRLGRU

Harlingen Valley Intl

Fri 8/14

5:54 am-9:00 am

1 stop25h 06m

Sao Paulo Guarulhos Intl

Sun 8/30

9:25 pm-2:42 pm

2 stops19h 17m

$1,194
Cheapest one-way
Quickest one-way

HarlingenSao Paulo

HRL - GRU

HRLGRU

Harlingen Valley Intl

Thu 6/18

2:05 pm-6:30 am

1 stop14h 25m

$743

HarlingenSao Paulo

HRL - GRU

HRLGRU

Harlingen Valley Intl

Thu 6/18

10:43 am-9:00 am

1 stop20h 17m

$1,293

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Sorted by cheapest first

Best time to book a flight from Harlingen to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo 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 Sao Paulo
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Harlingen to Sao Paulo. 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 Sao Paulo?

    If you book a flight to Sao Paulo from Harlingen, you will be flying from Valley Intl, which is the city’s only airport. Harlingen Valley Intl (HRL) is located 3.7 mi from the center of Harlingen. There are 0 flights from Valley Intl to Sao Paulo per day from 0 different airlines.

  • How long is the flight from Harlingen to Sao Paulo?

    A quick flight from Harlingen to Sao Paulo can take about 25h 06m. American Airlines provides one of the quickest options available for as low as $1,194. Airlines will cover a distance of 4841 mi.

  • Can I find deals for flights from Harlingen to Sao Paulo that include hotel bookings?

    Yes. In addition to deals on Harlingen to Sao Paulo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Harlingen to Sao Paulo?

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

  • Can I find deals for business class flights from Harlingen to Sao Paulo?

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

See more FAQs

Traveling to a place near Sao Paulo?

Book flights to Sao Paulo if you plan to visit one of these locations
Santos

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.