HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South America

$105+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOG
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to South America 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 Boston to South America

Keep the following information in mind while searching for Boston to South America flight deals. Data was last updated July 28, 2025.

Round-trip from

$309
(FlightHub)

One-way from

$105
(eDestinos)

Popular in

December

Cheapest in

October

Average price

$958

Good round-trip deal

$450 or less

Good one-way deal

$238 or less
From Boston Logan Intl to South America
Search Deals
One-way flight from Boston Logan Intl to South America
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to South America.
Search Deals
Price to beat on a one-way flight from Boston Logan Intl to South America.
Search Deals

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 July 28, 2025.

This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:10 amBOS - CTG
1 stop7h 13mSpirit Airlines
Fri 10/31:29 pmCTG - BOS
1 stop9h 26mSpirit Airlines
Deal found 7/26$309
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/163:49 pmBOS - CTG
1 stop17h 52mCopa Airlines
Mon 10/206:21 amCTG - BOS
1 stop15h 32mCopa Airlines
Deal found 7/27$332
This Booking.com deal was found by Cheapflights users on 7/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/14:50 pmBOS - BOG
1 stop10h 05mAvianca
Fri 9/511:55 pmBOG - BOS
Nonstop6h 20mAvianca
Deal found 7/26$337
This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/83:50 pmBOS - CTG
2 stops25h 11mLATAM Airlines
Sat 11/153:06 pmCTG - BOS
1 stop9h 54mLATAM Airlines
Deal found 7/26$338
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:35 amBOS - BOG
2 stops15h 19mDelta
Fri 9/261:35 amBOG - BOS
1 stop12h 24mDelta
Deal found 7/27$338
This Cheapflightsfares deal was found by Cheapflights users on 7/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:55 pmBOS - BOG
1 stop19h 04mSpirit Airlines
Fri 8/291:54 pmBOG - BOS
1 stop20h 24mSpirit Airlines
Deal found 7/26$341
This FlightHub deal was found by Cheapflights users on 7/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:45 amBOS - BOG
1 stop8h 25mLATAM Airlines
Mon 11/241:35 amBOG - BOS
1 stop13h 04mLATAM Airlines
Deal found 7/27$342
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/198:55 pmBOS - CTG
1 stop17h 21mDelta
Sun 10/55:47 amCTG - BOS
2 stops32h 34mDelta
Deal found 7/26$347
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:10 pmBOS - CTG
2 stops20h 15mAmerican Airlines
Fri 9/261:25 pmCTG - BOS
2 stops19h 53mAmerican Airlines
Deal found 7/26$348
This United Airlines deal was found by Cheapflights users on 7/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:59 amBOS - BOG
1 stop11h 06mUnited Airlines
Thu 11/278:15 amBOG - BOS
1 stop12h 50mUnited Airlines
Deal found 7/26$356
This Kiwi.com deal was found by Cheapflights users on 7/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/176:05 amBOS - MDE
1 stop8h 17mSpirit Airlines
Thu 8/2812:49 amMDE - BOS
1 stop9h 29mSpirit Airlines
Deal found 7/28$360
This CheapOair deal was found by Cheapflights users on 7/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/187:10 amBOS - CTG
2 stops31h 27mMultiple Airlines
Wed 9/241:29 pmCTG - BOS
1 stop9h 26mMultiple Airlines
Deal found 7/27$368

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 July 28, 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

Mon 9/22

6:10 am-12:23 pm

1 stop7h 13m

Cartagena Rafael Nunez

Fri 10/3

1:29 pm-11:55 pm

1 stop9h 26m

$309

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Thu 10/16

3:49 pm-8:41 am

1 stop17h 52m

Cartagena Rafael Nunez

Mon 10/20

6:21 am-10:53 pm

1 stop15h 32m

$332

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Mon 9/1

4:50 pm-1:55 am

1 stop10h 05m

Bogotá El Dorado

Fri 9/5

11:55 pm-7:15 am

Nonstop6h 20m

$337

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 9/16

7:10 am-6:03 am

2 stops23h 53m

Cartagena Rafael Nunez

Sat 9/27

2:33 pm-9:35 am

1 stop18h 02m

$338

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Tue 9/16

5:35 am-7:54 pm

2 stops15h 19m

Bogotá El Dorado

Fri 9/26

1:35 am-2:59 pm

1 stop12h 24m

$338

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Sat 8/16

6:55 pm-12:59 pm

1 stop19h 04m

Bogotá El Dorado

Fri 8/29

1:54 pm-11:18 am

1 stop20h 24m

$341

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Fri 9/19

8:55 pm-1:16 pm

1 stop17h 21m

Cartagena Rafael Nunez

Sun 10/5

5:47 am-3:21 pm

2 stops32h 34m

$347

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 9/16

5:10 pm-12:25 pm

2 stops20h 15m

Cartagena Rafael Nunez

Fri 9/26

1:25 pm-10:18 am

2 stops19h 53m

$348

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Fri 10/17

8:59 pm-1:40 pm

2 stops17h 41m

Bogotá El Dorado

Tue 10/21

10:45 am-11:00 pm

1 stop11h 15m

$357

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Tue 9/9

3:15 pm-4:54 am

2 stops14h 39m

Bogotá El Dorado

Tue 9/16

8:30 am-11:57 pm

2 stops14h 27m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 60 results
1
2
3
...
6

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 July 28, 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.

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 July 28, 2025.
Get a feel of what it's like to fly with Azul, Delta, and Copa Airlines from Boston to South America by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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
799 reviews
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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
7,971 reviews
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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
1,493 reviews
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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
1,821 reviews
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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
8,893 reviews
Azul
8.0
Very good
799 reviews

Entertainment

7.5

Boarding

8.1

Comfort

7.9

Overall

8.0

Food

7.1

Crew

8.6

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 22 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 $105 on Spirit Airlines. Other airlines that offer cheap prices include LATAM Airlines from $141 and American Airlines from $147 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 $210. On average you can expect to pay $657. The most popular route, (Boston Logan Intl - Medellín Jose Maria Cordova Intl), can usually be booked for $281.

  • 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

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 Boston to South America

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Las Vegas flights
Boston to Seattle flights
Boston to Dallas/Fort Worth flights
Boston to Orlando flights
Boston to Heathrow flights
Boston to Los Angeles flights
Boston to O'Hare Intl flights
Boston to San Francisco flights
Boston to Luis Munoz Marin Intl flights
Boston to Cancún flights
Boston to Denver flights
Boston to Leonardo da Vinci/Fiumicino flights
Hartford to Orlando flights
Boston to Atlanta flights
Boston to Charles de Gaulle flights
Boston to Reagan-National flights
Boston to Tampa flights
Boston to Fort Lauderdale flights
Boston to Narita flights
Boston to Sky Harbor Intl flights
Boston to Dublin flights
Boston to Nashville flights
Boston to Baltimore flights
Boston to Philadelphia flights
Boston to Miami flights
Hartford to Luis Munoz Marin Intl flights
Boston to Newark flights
Boston to Dulles Intl flights
Boston to Lisbon flights
Boston to Hobby flights
Boston to Raleigh flights
Boston to Gatwick flights
Boston to Mexico City flights
Boston to Honolulu flights
Boston to Pearson Intl flights
Boston to Midway flights
Boston to Charleston flights
Hartford to Denver flights
Boston to Jose Maria Cordova Intl flights
Boston to Minneapolis flights
Boston to Amsterdam flights
Boston to Charlotte flights
Boston to Barcelona-El Prat flights
Boston to LaGuardia flights
Boston to Athens flights
Boston to Portland flights
Boston to George Bush Intcntl flights
Boston to London City flights
Hartford to O'Hare Intl flights
Boston to Haneda flights

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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$234Average$778FlexibilityNo cancel feeOn-time69%
Spirit AirlinesCheapest$248Average$548FlexibilityNo cancel feeOn-time65%
AviancaCheapest$286Average$602FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$299Average$708FlexibilityNo cancel feeOn-time70%
DeltaCheapest$310Average$800FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$311Average$701FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$327Average$780FlexibilityNo cancel feeOn-time71%
GOLCheapest$344Average$920FlexibilityNo cancel feeOn-time74%
JetBlueCheapest$420Average$613FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$588Average$830FlexibilityNo cancel feeOn-time67%

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.