What is the cheapest month to book a flight from Porto Alegre to Charleston?

Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Charleston (average of $217). Flying from Porto Alegre to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Charleston ranges from 2.4 - 7.2 inches per month. August is typically the wettest month, when rainfall can reach 7.2 in. November is typically the driest time to visit Charleston when rainfall is around 2.4 in.

If weather is an important factor for your trip to Charleston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

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

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

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

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

How can I find direct flights from Porto Alegre to Charleston?

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

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

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

$674+ Flights from Porto Alegre to Charleston

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One-way flights from Porto Alegre to Charleston
Search for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.

mié. 10/15:45 pmPOA - CHS

2 stops22h 53mDelta

Deal found 9/17

$674

mar. 9/301:25 amPOA - CHS

2 stops18h 36mCopa Airlines

Deal found 9/17

$1,314

mié. 10/17:30 pmPOA - CHS

3 stops21h 10mAmerican Airlines

Deal found 9/17

$1,324

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Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreCharleston

POA - CHS

POACHS

Porto Alegre Salgado Filho

mar. 9/30

1:25 am-7:01 pm

2 stops18h 36m

$1,314

Porto AlegreCharleston

POA - CHS

POACHS

Porto Alegre Salgado Filho

mié. 10/1

7:30 pm-3:40 pm

3 stops21h 10m

$1,324

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Porto Alegre to Charleston

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

Related info for your journey

Can I find deals for flights from Porto Alegre to Charleston that include hotel bookings?
Yes. In addition to deals on Porto Alegre to Charleston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Porto Alegre to Charleston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to Charleston.
Can I find deals for business class flights from Porto Alegre to Charleston?
Yes. Cheapflights offers flight deals from Porto Alegre to Charleston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Porto Alegre to Charleston?
Currently, August is the cheapest month in which you can book a flight from Porto Alegre to Charleston (average of $217). Flying from Porto Alegre to Charleston in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Porto Alegre to Charleston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Porto Alegre to Charleston

One-way flights from Porto Alegre to Charleston
Search for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.

Search for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto Alegre to Charleston that are best for you.

Best time to book a flight from Porto Alegre to Charleston

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

Related info for your journey

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

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

How can I find direct flights from Porto Alegre to Charleston?

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

What is the cheapest month to book a flight from Porto Alegre to Charleston?

Traveling to a place near Charleston?

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.

Other flights to Charleston

Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on septiembre 17, 2025.

Complete your trip

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

Search flights from Porto Alegre to Charleston by cabin class

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$674+ Cheap flights from Porto Alegre (POA) to Charleston (CHS)

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Porto Alegre to Charleston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Porto Alegre to Charleston

One-way flights from Porto Alegre to CharlestonSearch for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.

Search for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Porto Alegre to Charleston that are best for you.

Best time to book a flight from Porto Alegre to Charleston

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

Related info for your journey

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

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

How can I find direct flights from Porto Alegre to Charleston?

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

What is the cheapest month to book a flight from Porto Alegre to Charleston?

Traveling to a place near Charleston?

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.

Other flights to Charleston

Explore flights to Charleston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on septiembre 17, 2025.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Porto Alegre to Charleston
Search for one-way flight options from Porto Alegre to Charleston. Find affordable one-way fares based on user searches. Data last updated septiembre 17, 2025.