HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South America

$145+ 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — BOG
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
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

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 24, 2026.

This Booking.com deal was found by Cheapflights users on 7/22. 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.
Sun 9/1310:20 pm
BOS
-
BOG
1 stop12h 00m
Arajet
Sun 9/209:45 am
BOG
-
BOS
1 stop10h 05m
Arajet
Deal found 7/22$324
This Expedia deal was found by Cheapflights users on 7/23. 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 9/1310:20 pm
BOS
-
BOG
1 stop12h 00m
Arajet
Thu 9/2410:05 am
BOG
-
BOS
1 stop9h 45m
Arajet
Deal found 7/23$329
This Copa Airlines deal was found by Cheapflights users on 7/23. 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.
Wed 9/233:55 pm
BOS
-
CTG
1 stop27h 00m
Copa Airlines
Wed 10/216:20 am
CTG
-
BOS
1 stop15h 42m
Copa Airlines
Deal found 7/23$337
This Copa Airlines deal was found by Cheapflights users on 7/22. 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.
Wed 9/163:55 pm
BOS
-
CTG
1 stop17h 10m
Copa Airlines
Mon 9/216:20 am
CTG
-
BOS
1 stop15h 42m
Copa Airlines
Deal found 7/22$347
This Avianca deal was found by Cheapflights users on 7/20. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:50 pm
BOS
-
BOG
1 stop10h 10m
Avianca
Mon 10/124:25 am
BOG
-
BOS
1 stop9h 25m
Avianca
Deal found 7/20$364
This SmartFares deal was found by Cheapflights users on 7/22. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:10 am
BOS
-
BOG
1 stop11h 40m
Delta
Tue 9/298:40 am
BOG
-
BOS
1 stop13h 50m
Delta
Deal found 7/22$372
This Avianca deal was found by Cheapflights users on 7/22. 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.
Wed 10/74:50 pm
BOS
-
BOG
1 stop10h 10m
Avianca
Wed 10/144:25 am
BOG
-
BOS
1 stop9h 25m
Avianca
Deal found 7/22$374
This Kissandfly.com deal was found by Cheapflights users on 7/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:55 am
BOS
-
BOG
1 stop29h 45m
KLM
Mon 9/142:55 pm
BOG
-
BOS
1 stop9h 22m
KLM
Deal found 7/21$376
This Copa Airlines deal was found by Cheapflights users on 7/19. 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 9/103:55 pm
BOS
-
CTG
1 stop23h 10m
Copa Airlines
Mon 9/149:25 am
CTG
-
BOS
1 stop12h 37m
Copa Airlines
Deal found 7/19$377
This Avianca deal was found by Cheapflights users on 7/19. 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.
Tue 9/18:45 am
BOS
-
BOG
Nonstop6h 10m
Avianca
Sun 9/64:25 am
BOG
-
BOS
1 stop9h 25m
Avianca
Deal found 7/19$377
This Copa Airlines deal was found by Cheapflights users on 7/20. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:55 pm
BOS
-
CTG
1 stop17h 45m
Copa Airlines
Sun 10/257:05 pm
CTG
-
BOS
1 stop26h 57m
Copa Airlines
Deal found 7/20$379
This Travelocity deal was found by Cheapflights users on 7/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:20 pm
BOS
-
BOG
1 stop12h 55m
Arajet
Thu 9/1710:05 am
BOG
-
BOS
1 stop9h 45m
Arajet
Deal found 7/19$380

Find 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 24, 2026.

Round-trip from

$324
(Booking.com)

One-way from

$145
(Copa Airlines)

Popular in

December

Cheapest in

February

Average price

$560

Good round-trip deal

$464 or less

Good one-way deal

$356 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. 12% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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

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 24, 2026.
Use the filters below to find and compare flights from Boston to South America that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 10/20

3:55 pm-8:40 am

1 stop17h 45m

Cartagena Rafael Nunez

Sun 10/25

7:05 pm-11:02 pm

1 stop26h 57m

$379

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Sat 11/7

7:41 am-12:05 am

1 stop16h 24m

Bogotá El Dorado

Sat 11/21

4:45 am-10:01 pm

1 stop17h 16m

$383

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Mon 10/19

8:47 am-5:07 pm

1 stop9h 20m

Bogotá El Dorado

Fri 10/23

9:45 am-11:02 pm

1 stop12h 17m

$383

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Wed 9/23

8:47 am-8:10 pm

1 stop12h 23m

Bogotá El Dorado

Sun 9/27

12:08 pm-2:39 pm

1 stop25h 31m

$383

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Wed 9/23

3:55 pm-10:10 am

1 stop19h 15m

Bogotá El Dorado

Thu 10/29

12:08 pm-11:02 pm

1 stop9h 54m

$383

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Tue 11/3

7:41 am-10:55 pm

1 stop15h 14m

Bogotá El Dorado

Mon 11/9

8:40 am-10:01 pm

1 stop13h 21m

$383

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 9/1

5:30 am-1:15 pm

1 stop8h 45m

Cartagena Rafael Nunez

Sat 9/5

2:30 pm-12:38 am

1 stop9h 08m

$389
Quickest round-trip

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Mon 9/21

6:19 am-12:52 pm

1 stop7h 33m

Cartagena Rafael Nunez

Fri 10/23

12:35 pm-9:50 pm

1 stop8h 15m

$393

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Wed 10/21

8:15 pm-1:15 pm

1 stop18h 00m

Cartagena Rafael Nunez

Wed 10/28

5:00 am-7:21 pm

2 stops13h 21m

$393

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Thu 10/1

3:55 pm-2:05 pm

1 stop23h 10m

Cartagena Rafael Nunez

Mon 10/5

6:20 am-11:02 pm

1 stop15h 42m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 60 resultsSorted by cheapest first
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, October is the cheapest month in which you can book a flight from Boston to South America (average of $618). Flying from Boston to South America in December is currently the most expensive (average of $983). 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 24, 2026.

One of the essential ways to save on airfare from Boston to South America is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 69% on airfare.

How far ahead should I book a flight from Boston to South America?

The price you pay for your flight from Boston to South America may vary depending on when you book. For the best chance of a lower fare, look to book 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 24, 2026.
Get a feel of what it's like to fly with Delta,Copa Airlines, andLATAM 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.
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Delta
7.8
Good
8,484 reviews
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Copa Airlines
7.6
Good
1,562 reviews
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
LATAM Airlines
7.4
Good
1,965 reviews
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
American Airlines
7.1
Good
11,838 reviews
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours
Avianca
6.5
Okay
2,520 reviews
Delta
7.8
Good
8,484 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.8

Reviews

1 / 20
6.0
Good

Cidalia,Aug 2023

BOS - MIA

I like Delta overall but the delays lately without justification are not leaving a good impression. Both flights were delayed for over 2 hours

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 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Boston to South America?

    Airlines like Copa Airlines, Delta, and JetBlue fly from Boston to South America in about 7h 33m. The time it takes to get you to your destination can typically vary by up to 10h 12m. Airlines will cover a distance of 2221 mi. This flight may include one or multiple stops.

  • 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 $108 on Arajet. Other airlines that offer cheap prices include American Airlines from $116 and Copa Airlines from $117 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 $285. On average you can expect to pay $674. The most popular route, (Boston Logan Intl - Medellín Jose Maria Cordova Intl), can usually be booked for $357.

  • 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, October is the cheapest month in which you can book a flight from Boston to South America (average of $618). Flying from Boston to South America in December is currently the most expensive (average of $983). 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 Orlando flights
Boston to Seattle flights
Boston to Dallas/Fort Worth flights
Boston to O'Hare Intl flights
Boston to Las Vegas flights
Boston to Los Angeles flights
Boston to Miami flights
Boston to Heathrow flights
Boston to Atlanta flights
Boston to San Francisco flights
Boston to Fort Lauderdale flights
Boston to Reagan-National flights
Boston to Tampa flights
Boston to Denver flights
Hartford to Orlando flights
Boston to Nashville flights
Boston to Dulles Intl flights
Boston to Charles de Gaulle flights
Boston to Dublin flights
Boston to Baltimore flights
Boston to Cancún flights
Boston to Raleigh flights
Boston to Sky Harbor Intl flights
Boston to Luis Munoz Marin Intl flights
Boston to Charlotte flights
Boston to Mexico City flights
Boston to Leonardo da Vinci/Fiumicino flights
Boston to West Palm Beach flights
Boston to Fort Myers flights
Boston to LaGuardia flights
Boston to Detroit flights
Boston to Gatwick flights
Boston to Narita flights
Boston to San Diego flights
Boston to Charleston flights
Boston to Austin flights
Boston to Oranjestad flights
Boston to John F Kennedy Intl flights
Boston to Hobby flights
Boston to Philadelphia flights
Hartford to Luis Munoz Marin Intl flights
Hartford to Fort Lauderdale flights
Boston to Athens flights
Boston to Newark flights
Boston to Minneapolis flights
Boston to Midway flights
Boston to Love Field flights
Boston to Punta Cana flights
Boston to Stansted 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$126Average$577FlexibilityNo cancel feeOn-time71%
ArajetCheapest$137Average$350FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$154Average$807FlexibilityNo cancel feeOn-time69%
DeltaCheapest$168Average$867FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$201Average$647FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$216Average$804FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$234Average$657FlexibilityNo cancel feeOn-time67%
JetBlueCheapest$297Average$484FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$337Average$805FlexibilityNo cancel feeOn-time71%
GOLCheapest$360Average$937FlexibilityNo cancel feeOn-time74%

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.