What is the cheapest airline to fly from Charleston to Brownsville round-trip?

Currently priced at $258, American Airlines will fly you from Charleston to Brownsville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.

In terms of precipitation, rainfall in Brownsville ranges from 1.1 - 5.9 inches per month. September is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Brownsville when rainfall is around 1.1 in.

If weather is an important factor for your trip to Brownsville, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

What is the cheapest time of day to fly from CHS to BRO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Charleston to Brownsville as you normally would.

Most accurate provider : When it comes to deals on Charleston-Brownsville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Brownsville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Brownsville flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Charleston-Brownsville flights, Cheapflights users trust FlightHub the most. FlightHub 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 Charleston-Brownsville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Charleston to Brownsville that include hotel bookings?

Yes. In addition to deals on Charleston to Brownsville flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Charleston to Brownsville?

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

Can I find deals for business class flights from Charleston to Brownsville?

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

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Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars

Provider with most accurate pricing for Charleston-Brownsville South Padre Is. Intl flight deals.

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Provider most trusted by Cheapflights users for Charleston-Brownsville South Padre Is. Intl flights.

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Most accurate provider: When it comes to deals on Charleston-Brownsville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Brownsville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Brownsville flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Charleston-Brownsville flights, Cheapflights users trust FlightHub the most. FlightHub 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 Charleston-Brownsville 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 Charleston to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Charleston 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.

Reviews of airlines servicing Brownsville

See what other customers who have flown with American Airlines from Charleston to Brownsville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,201 reviews

Reviews

1 / 20

8.0

Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

American Airlines

7.2

Good

11,201 reviews

American Airlines

7.2

Good

11,201 reviews

Reviews

1 / 20

8.0

Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

Related info for your journey

What is the cheapest airline to fly from Charleston to Brownsville round-trip?
Currently priced at $258, American Airlines will fly you from Charleston to Brownsville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.
Can I find deals for flights from Charleston to Brownsville that include hotel bookings?
Yes. In addition to deals on Charleston to Brownsville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Charleston to Brownsville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleston to Brownsville.
Can I find deals for business class flights from Charleston to Brownsville?
Yes. Cheapflights offers flight deals from Charleston to Brownsville 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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Charleston to Brownsville

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$258	Average$388	FlexibilityNo cancel fee	On-time71%

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Find cheap flights from Charleston to Brownsville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Charleston to Brownsville

Most accurate provider

Most trusted provider

Best time to book a flight from Charleston to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Charleston with our price prediction graph.

Reviews of airlines servicing Brownsville

See what other customers who have flown with American Airlines from Charleston to Brownsville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Charleston to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Charleston to Brownsville round-trip?

Can I find deals for flights from Charleston to Brownsville that include hotel bookings?

How can I find direct flights from Charleston to Brownsville?

Can I find deals for business class flights from Charleston to Brownsville?

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.

Alternative routes for Charleston to Brownsville

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

Other flights to Brownsville

Explore flights to Brownsville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on January 28, 2026.

Complete your trip

Complete your trip to Brownsville by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Charleston to Brownsville by cabin class

Find flights from Charleston to Brownsville, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Charleston and Brownsville flights

Browse other Charleston and Brownsville flight options. Last updated on January 28, 2026.

Other flights from Charleston

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Cheap flights from Charleston to Brownsville (CHS - BRO)

Find cheap flights from Charleston to Brownsville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Charleston to Brownsville

Most accurate provider

Most trusted provider

Best time to book a flight from Charleston to Brownsville

Have a flexible travel schedule? Discover the best time to fly to Brownsville from Charleston with our price prediction graph.

Reviews of airlines servicing Brownsville

See what other customers who have flown with American Airlines from Charleston to Brownsville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Charleston to Brownsville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Charleston to Brownsville round-trip?

Can I find deals for flights from Charleston to Brownsville that include hotel bookings?

How can I find direct flights from Charleston to Brownsville?

Can I find deals for business class flights from Charleston to Brownsville?

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.

Alternative routes for Charleston to Brownsville

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

Top airline flying from Charleston to Brownsville

100% Free

Book with Flexibility

Travel Smart