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South America

$97+ Cheap flights from Boston (BOS) to South America

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOG
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Boston to South America

Keep the following information in mind while searching for Boston to South America flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$317
(Priceline)

One-way from

$97
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$701

Good round-trip deal

$370 or less

Good one-way deal

$173 or less
Provider with most accurate pricing for Boston Logan Intl-Sao Paulo (SAO) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Sao Paulo (SAO) flights.
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From Boston Logan Intl to South America
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One-way flight from Boston Logan Intl to South America
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Highest demand for flights based on searches. 7% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Boston Logan Intl to South America.
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Price to beat on a one-way flight from Boston Logan Intl to South America.
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Find flight deals from Boston to South America

Cheapest flights from Boston to South America
Explore the most affordable flight options available from Boston to South America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/15:42 pmBOS - CTG
2 stops19h 28mSpirit Airlines
Thu 6/51:15 pmCTG - BOS
1 stop9h 14mSpirit Airlines
Deal found 4/28$323
This Priceline deal was found by Cheapflights users on 4/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/69:00 amBOS - CTG
1 stop12h 27mMultiple Airlines
Thu 5/291:15 pmCTG - BOS
1 stop9h 14mMultiple Airlines
Deal found 4/28$324
This Copa Airlines deal was found by Cheapflights users on 4/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/263:55 pmBOS - CTG
1 stop8h 06mCopa Airlines
Mon 6/29:38 amCTG - BOS
1 stop8h 48mCopa Airlines
Deal found 4/26$325
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:00 amBOS - CTG
1 stop7h 46mDelta
Thu 11/205:31 amCTG - BOS
2 stops17h 53mDelta
Deal found 4/28$326
This American Airlines deal was found by Cheapflights users on 4/27. 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.
Tue 9/166:45 pmBOS - CTG
2 stops18h 25mAmerican Airlines
Fri 9/261:55 pmCTG - BOS
1 stop9h 32mAmerican Airlines
Deal found 4/27$328
This Justfly.com deal was found by Cheapflights users on 4/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/247:05 amBOS - CTG
2 stops23h 58mLATAM Airlines
Thu 5/295:00 amCTG - BOS
2 stops17h 04mLATAM Airlines
Deal found 4/28$332
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/76:10 amBOS - BOG
1 stop7h 58mSpirit Airlines
Tue 10/212:03 pmBOG - BOS
1 stop9h 36mSpirit Airlines
Deal found 4/28$359
This eDestinos deal was found by Cheapflights users on 4/28. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/56:50 pmBOS - BOG
1 stop19h 50mLATAM Airlines
Fri 5/167:00 amBOG - BOS
1 stop15h 04mLATAM Airlines
Deal found 4/28$360
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:00 amBOS - BOG
1 stop13h 58mDelta
Wed 7/305:00 amBOG - BOS
2 stops19h 39mDelta
Deal found 4/28$365
This Priceline deal was found by Cheapflights users on 4/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/144:50 pmBOS - BOG
1 stop10h 05mAvianca
Mon 9/2211:55 pmBOG - BOS
Nonstop6h 20mAvianca
Deal found 4/28$376
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Sat 8/307:30 amBOS - BOG
1 stop12h 50mUnited Airlines
Sun 9/712:14 amBOG - BOS
1 stop11h 22mUnited Airlines
Deal found 4/28$380
This Avianca deal was found by Cheapflights users on 4/27. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:00 amBOS - MDE
2 stops13h 06mAvianca
Fri 9/267:56 pmMDE - BOS
1 stop10h 19mAvianca
Deal found 4/27$394

Cheapflights Fare Finder

Customize your flight search to find flights from Boston 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Boston to South America that are best for you.

Fly from

Boston

Fly to

South America

Route

Depart

Return

Price

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Thu 9/18

9:00 am-5:39 pm

1 stop9h 39m

Cartagena Rafael Nunez

Wed 9/24

6:40 pm-7:15 am

1 stop11h 35m

$317

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 9/16

6:10 am-12:06 pm

1 stop6h 56m

Cartagena Rafael Nunez

Fri 9/26

5:29 pm-7:15 am

1 stop12h 46m

$321

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Sun 6/1

5:42 pm-12:10 pm

2 stops19h 28m

Cartagena Rafael Nunez

Thu 6/5

1:15 pm-11:29 pm

1 stop9h 14m

$323

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Fri 9/19

8:30 pm-12:52 pm

1 stop17h 22m

Cartagena Rafael Nunez

Sun 9/28

7:34 pm-2:39 pm

2 stops18h 05m

$326

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Mon 6/9

5:15 am-12:25 pm

1 stop8h 10m

Cartagena Rafael Nunez

Wed 6/18

1:25 pm-10:05 am

2 stops19h 40m

$328

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Sat 5/24

7:05 am-6:03 am

2 stops23h 58m

Cartagena Rafael Nunez

Thu 5/29

2:34 pm-1:17 am

1 stop9h 43m

$329

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 8/12

4:05 pm-10:59 pm

1 stop7h 54m

Cartagena Rafael Nunez

Thu 8/21

9:22 am-7:30 pm

1 stop9h 08m

$340

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Tue 10/7

6:10 am-1:08 pm

1 stop7h 58m

Bogotá El Dorado

Tue 10/21

2:03 pm-12:39 am

1 stop9h 36m

$359

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Mon 6/9

7:05 am-7:58 pm

1 stop13h 53m

Bogotá El Dorado

Tue 6/17

1:35 am-2:55 pm

1 stop12h 20m

$363

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Wed 7/16

7:00 am-7:58 pm

1 stop13h 58m

Bogotá El Dorado

Wed 7/30

5:00 am-1:39 am

2 stops19h 39m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 results
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Best time to book a flight from Boston to South America

Have a flexible travel schedule? Discover the best time to fly to South America from Boston 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 Boston to South America

What is the cheapest month to book a flight from Boston to South America?

Currently, May is the cheapest month in which you can book a flight from Boston to South America (average of $359). Flying from Boston to South America in December is currently the most expensive (average of $664). 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.

What is the cheapest time of day to fly from BOS to SA?

Find hourly flight availability from Boston to South America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Rainfall in South America by month

Plan your trip to South America by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in South America ranges from 0.8 - 9.4 inches per month. January is typically the wettest month, when rainfall can reach 9.4 in. July is typically the driest time to visit South America when rainfall is around 0.8 in.

Temperature in South America by month

Plan your trip to South America by taking into account the average temperature totals by month.

If weather is an important factor for your trip to South America, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 62.6 F).

Reviews of airlines servicing South America

Get insights into the airlines that provide service to South America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South America. Reviews last updated April 29, 2025.
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Azul
8.0
Very good
777 reviews
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Delta
8.0
Very good
7,929 reviews
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
Copa Airlines
7.5
Good
1,410 reviews
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
LATAM Airlines
7.5
Good
1,766 reviews
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.
United Airlines
7.4
Good
8,696 reviews
Azul
8.0
Very good
777 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Food

7.1

Overall

8.0

Entertainment

7.5

Reviews

1 / 14
2.0
Mediocre

Mike,Feb 2025

NVT - LIS

Experience was terrible. Flight cancelled. Missed connection. Replace service with EuroAtlantic airlines. Awful seats, awful food.

Related info for your journey

Find useful and relevant information for your journey from Boston to South America. 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 Boston to South America?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to South America.

  • How popular is this Boston to South America flight route?

    The Boston Logan Intl to South America flight path was viewed by 44 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Boston to South America one-way?

    One-way options have recently been found by users for as low as $97 on Spirit Airlines. Other airlines that offer cheap prices include American Airlines from $137 and LATAM Airlines from $142 one-way.

  • What are the most popular routes from Boston to South America?

    The most popular route from Boston to South America is Boston Logan Intl - Medellín Jose Maria Cordova Intl. You may also consider Boston Logan Intl - Sao Paulo Guarulhos Intl or Boston Logan Intl - Lima J Chavez Intl.

  • What are the cheapest flights from Boston to South America?

    The cheapest flight price from Boston to South America is $154. On average you can expect to pay $889. The most popular route, (Boston Logan Intl - Medellín Jose Maria Cordova Intl), can usually be booked for $329.

  • Can I find deals for flights from Boston to South America that include hotel bookings?

    Yes. In addition to deals on Boston to South America flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to South America?

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

  • Can I find deals for business class flights from Boston to South America?

    Yes. Cheapflights offers flight deals from Boston to South America 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 Boston to South America?

    Currently, May is the cheapest month in which you can book a flight from Boston to South America (average of $359). Flying from Boston to South America in December is currently the most expensive (average of $664). 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.

See more FAQs

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Alternative routes for Boston to South America

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Top 10 airlines flying from Boston to South America

Discover the top 10 airlines that operate flights from Boston to South America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$265Average$605FlexibilityNo cancel feeOn-time65%
AviancaCheapest$286Average$653FlexibilityNo cancel feeOn-time71%
DeltaCheapest$304Average$880FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$309Average$741FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$311Average$759FlexibilityNo cancel feeOn-time81%
GOLCheapest$350Average$952FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$360Average$826FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$364Average$904FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$421Average$641FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$600Average$866FlexibilityNo cancel feeOn-time67%

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