What airlines fly to South America?

Copa Airlines, American Airlines and LATAM Airlines are the top three most popular airlines that fly to South America from Boston according to our data. Copa Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 11 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.

How many flights depart from Boston to South America on average per week?

As of February 2026, there are 6 flights per week flying from Boston to South America. The most common day of the week flights depart is Mon, with 33% of flights taking off on this day.

What is the cheapest airline that flies from Boston Logan Intl to South America?

Spirit Airlines, Arajet, and Avianca are the most popular carriers operating from Boston Logan Intl to South America

When did momondo last update prices for flights from Boston Logan Intl Airport to South America?

Prices for flights from Boston Logan Intl Airport to South America are updated daily.

How many operators does momondo search for flights from Boston Logan Intl Airport to South America?

The number of operators available for flights from Boston Logan Intl Airport to South America is 12 as of February 2026.

How old do you have to be to fly from Boston Logan Intl Airport to South America?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to South America.

What documentation or ID do you need to fly to South America?

The travel and health documents you'll need for your trip to South America may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$101 Cheap Flights from Boston to South America in 2026

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Round-trip

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 am - 1:22 pm

BOS

MDE

8h 37m

1 stop

2:17 pm - 11:59 pm

MDE

BOS

8h 42m

1 stop

$270Spirit Airlines

Tue, Mar 24 - Tue, Mar 31

5:49 pm - 12:21 am

BOS

MDE

7h 32m

1 stop

2:17 pm - 11:59 pm

MDE

BOS

8h 42m

1 stop

$271Spirit Airlines

Tue, Mar 17 - Tue, Mar 31

5:40 am - 2:15 pm

BOS

CTG

9h 35m

2 stops

1:28 pm - 10:05 am

CTG

BOS

19h 37m

2 stops

$300American Airlines

Mon, Mar 23 - Fri, Mar 27

5:00 am - 12:27 pm

BOS

CTG

8h 27m

1 stop

3:15 pm - 10:01 am

CTG

BOS

17h 46m

1 stop

$301American Airlines

Tue, Mar 10 - Wed, Mar 18

3:05 pm - 8:06 am

BOS

CTG

17h 01m

1 stop

9:42 am - 2:42 pm

CTG

BOS

28h 00m

1 stop

$305Copa Airlines

Thu, Mar 5 - Tue, Mar 10

3:46 pm - 11:00 am

BOS

CTG

20h 14m

1 stop

9:45 am - 11:09 pm

CTG

BOS

12h 24m

1 stop

$307Copa Airlines

Thu, Apr 9 - Tue, Apr 14

5:35 am - 8:05 am

BOS

LIM

27h 30m

2 stops

1:30 pm - 10:21 am

LIM

BOS

19h 51m

1 stop

$385LATAM Airlines

Sat, Apr 11 - Sun, Apr 12

3:24 pm - 5:00 am

BOS

LIM

14h 36m

1 stop

12:15 am - 3:03 pm

LIM

BOS

13h 48m

1 stop

$423LATAM Airlines

Tue, May 5 - Mon, May 11

8:45 am - 12:50 am

BOS

LIM

17h 05m

1 stop

11:45 am - 7:10 am

LIM

BOS

18h 25m

1 stop

$429Avianca

Tue, Apr 14 - Mon, May 4

4:50 pm - 10:35 am

BOS

LIM

18h 45m

2 stops

11:45 am - 6:50 am

LIM

BOS

18h 05m

1 stop

$430Avianca

Mon, Apr 27 - Fri, May 8

LATAM Airlines flights from Boston to South America

Our best LATAM Airlines deals on Boston to South America flight tickets

LATAM Airlines

Apr 11

BOS5:35 amBoston Logan Intl

27h 30m

2 stops

LIM8:05 amLima J Chavez Intl

Apr 12

LIM1:30 pmLima J Chavez Intl

19h 51m

1 stop

BOS10:21 amBoston Logan Intl

$385

LATAM Airlines

Feb 25

BOS7:54 pmBoston Logan Intl

28h 37m

2 stops

CTG12:31 amCartagena Rafael Nunez

Feb 27

CTG3:32 pmCartagena Rafael Nunez

9h 37m

1 stop

BOS1:09 amBoston Logan Intl

$404

LATAM Airlines

Feb 24

BOS5:35 amBoston Logan Intl

8h 42m

1 stop

CTG2:17 pmCartagena Rafael Nunez

Feb 26

CTG3:32 pmCartagena Rafael Nunez

18h 29m

1 stop

BOS10:01 amBoston Logan Intl

$409

Delta flights from Boston to South America

Our best Delta deals on Boston to South America flight tickets

Delta

Mar 7

BOS6:55 pmBoston Logan Intl

18h 20m

1 stop

CTG1:15 pmCartagena Rafael Nunez

Mar 10

CTG5:05 amCartagena Rafael Nunez

12h 26m

2 stops

BOS6:31 pmBoston Logan Intl

$392

Delta

Mar 5

BOS9:05 amBoston Logan Intl

15h 26m

2 stops

CTG12:31 amCartagena Rafael Nunez

Mar 13

CTG5:05 amCartagena Rafael Nunez

14h 44m

2 stops

BOS8:49 pmBoston Logan Intl

$398

Delta

Feb 23

BOS5:35 amBoston Logan Intl

8h 42m

1 stop

CTG2:17 pmCartagena Rafael Nunez

Mar 4

CTG3:32 pmCartagena Rafael Nunez

9h 37m

1 stop

BOS1:09 amBoston Logan Intl

$428

Fly from

Fly to

Route

Depart

Return

Price

BostonMedellín

BOS - MDE

BOSMDE

Boston Logan Intl

Tue 3/24

5:45 am-1:22 pm

1 stop8h 37m

Medellín Jose Maria Cordova Intl

Tue 3/31

2:17 pm-11:59 pm

1 stop8h 42m

$270

BostonMedellín

BOS - MDE

BOSMDE

Boston Logan Intl

Tue 3/17

5:49 pm-12:21 am

1 stop7h 32m

Medellín Jose Maria Cordova Intl

Tue 3/31

2:17 pm-11:59 pm

1 stop8h 42m

$271

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Mon 3/23

5:40 am-2:15 pm

2 stops9h 35m

Cartagena Rafael Nunez

Fri 3/27

1:28 pm-10:05 am

2 stops19h 37m

$300

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Tue 3/10

5:00 am-12:27 pm

1 stop8h 27m

Cartagena Rafael Nunez

Wed 3/18

3:15 pm-10:01 am

1 stop17h 46m

$301

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Thu 3/5

3:05 pm-8:06 am

1 stop17h 01m

Cartagena Rafael Nunez

Tue 3/10

9:42 am-2:42 pm

1 stop28h 00m

$305

BostonCartagena

BOS - CTG

BOSCTG

Boston Logan Intl

Thu 4/9

3:46 pm-11:00 am

1 stop20h 14m

Cartagena Rafael Nunez

Tue 4/14

9:45 am-11:09 pm

1 stop12h 24m

$307

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Sat 4/11

5:35 am-8:05 am

2 stops27h 30m

Lima J Chavez Intl

Sun 4/12

1:30 pm-10:21 am

1 stop19h 51m

$385

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Tue 5/5

3:24 pm-5:00 am

1 stop14h 36m

Lima J Chavez Intl

Mon 5/11

12:15 am-3:03 pm

1 stop13h 48m

$423

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Tue 4/14

8:45 am-12:50 am

1 stop17h 05m

Lima J Chavez Intl

Mon 5/4

11:45 am-7:10 am

1 stop18h 25m

$429

BostonLima

BOS - LIM

BOSLIM

Boston Logan Intl

Mon 4/27

4:50 pm-10:35 am

2 stops18h 45m

Lima J Chavez Intl

Fri 5/8

11:45 am-6:50 am

1 stop18h 05m

$430

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to South America

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to South America?

In general, September is the cheapest month to fly from Boston to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $528. If you aren’t able to travel during the month of September, then book flights to South America from Boston during October instead. Flights to South America in October, while not as cheap as those in September, still average around $536.

What is the cheapest Boston Logan Intl to South America flight route?

Fly from Boston Logan Intl to Bogotá El Dorado for the best Boston Logan Intl - South America flight prices

How far in advance should I book a flight to South America?

You are more likely to see cheaper flights to South America from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $622 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Boston for as low as $507 on momondo.

What cabin class options are available on Boston Logan Intl to South America flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to South America flights?

You could potentially save up to 33% on your flight if you consider stops on a Boston to South America flight.

Cheap Boston to South America flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to South America

Best Price Found	$202
Fastest flight time	6h 10m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in South America	463 airports

The best one-way flight to South America from Boston in the past 72 hours is $202. The best round-trip flight deal from Boston to South America found on momondo in the last 72 hours is $389.

The fastest flight from Boston to South America takes 6h 10m

Direct flights go from Boston to South America on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Avianca.

There are 463 airports in South America. From Boston there are direct flights to Sao Paulo Guarulhos Intl (GRU).

Search flight deals

When did momondo last update prices for flights from Boston Logan Intl Airport to South America?
Prices for flights from Boston Logan Intl Airport to South America are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to South America?
The number of operators available for flights from Boston Logan Intl Airport to South America is 12 as of February 2026.
How old do you have to be to fly from Boston Logan Intl Airport to South America?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to South America.
What documentation or ID do you need to fly to South America?
The travel and health documents you'll need for your trip to South America may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to South America?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to South America is Boeing 787-9 Dreamliner (74.70% of total bookings). The next most popular plane models are Airbus A320neo (17.04%), Boeing 737-800 (1.20%), and Airbus A330-300 (1.20%).

Best airlines flying from Boston to South America

Compare and see reviews for airlines that fly from Boston to South America with momondo

Airline	Rating	Free Cancellation	Price
Avianca	PriceFrom $107	Free Cancellation	Rating 6.6 2,496 reviews	Search Avianca flights
Delta	PriceFrom $117	Free Cancellation	Rating 7.9 8,241 reviews	Search Delta flights
Arajet	PriceFrom $137	Free Cancellation	Rating 6.5 45 reviews	Search Arajet flights
GOL	PriceFrom $166	Free Cancellation	Rating 7.3 1,173 reviews	Search GOL flights
United Airlines	PriceFrom $168	Free Cancellation	Rating 7.4 9,341 reviews	Search United Airlines flights
Copa Airlines	PriceFrom $206	Free Cancellation	Rating 7.5 1,555 reviews	Search Copa Airlines flights
Air Canada	PriceFrom $234	Free Cancellation	Rating 7.1 10,736 reviews	Search Air Canada flights
Spirit Airlines	PriceFrom $246	Free Cancellation	Rating 6.3 8,482 reviews	Search Spirit Airlines flights
LATAM Airlines	PriceFrom $262	Free Cancellation	Rating 7.5 1,921 reviews	Search LATAM Airlines flights
JetBlue	PriceFrom $294	Free Cancellation	Rating 7.2 2,898 reviews	Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to South America?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to South America. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to South America with flexible booking policies on momondo?

Flights from Boston to South America with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to South America?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to South America.

I’m not ready to book a flight from Boston to South America right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to South America flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your South America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights from Boston

Other flights to South America

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Complete your trip

Feeling lucky

Popular cities in South America

Flights to Limafrom $270

Flights to Buenos Airesfrom $490

Flights to Sao Paulofrom $321

Flights to Bogotáfrom $191

Flights to Rio de Janeirofrom $467

Flights to Medellínfrom $168

Flights to Santiagofrom $370

Flights to Cartagenafrom $200

Flights to Quitofrom $243

Flights to Guayaquilfrom $197

Flights to Cuscofrom $355

Flights to Califrom $219

Cheap flights from Boston to South America from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to South America departing on 3/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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LATAM Airlines flights from Boston to South America

Our best LATAM Airlines deals on Boston to South America flight tickets

Delta flights from Boston to South America

Our best Delta deals on Boston to South America flight tickets

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

How to get the cheapest flight ticket from Boston to South America

What is the cheapest month to fly to South America?

What is the cheapest Boston Logan Intl to South America flight route?

How far in advance should I book a flight to South America?

What cabin class options are available on Boston Logan Intl to South America flights?

Can stopping save me money on Boston to South America flights?

What is the cheapest airline that flies from Boston Logan Intl to South America?

What airlines fly to South America?

How many flights depart from Boston to South America on average per week?

Cheap Boston to South America flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to South America

Best Price Found

Fastest flight time

Direct flights

Airports in South America

Best airlines flying from Boston to South America

Compare and see reviews for airlines that fly from Boston to South America with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Boston to South America?

Can I find flights from Boston to South America with flexible booking policies on momondo?

How can momondo help me find flights from Boston to South America?

I’m not ready to book a flight from Boston to South America right now. Can momondo alert me if prices change?

An easier way to manage your South America trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South America

Popular cities in South America

Popular flights according to clicks in the last 7 days on momondo

Boston flight routes

According to popular flight searches on momondo this year

South America flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to South America

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to South America

List of cabin classes available on flights landing in South America. Availability may vary depending on flight origin and airline.

Complete your trip to South America

Explore popular destinations other users love

According to popular flight searches on momondo this year