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Cheap flights from Boston to South America from $161

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 2/6. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
2:00 pm - 12:50 pm
BOS
-
BOG
22h 50m2 stops
Spirit Airlines Logo
3:06 pm - 11:57 pm
BOG
-
BOS
8h 51m1 stop
$345Spirit Airlines
Fri, Jan 23 - Sat, Jan 24
Copa Airlines Logo
3:51 pm - 10:10 am
BOS
-
BOG
19h 19m1 stop
Copa Airlines Logo
12:08 pm - 11:08 pm
BOG
-
BOS
10h 00m1 stop
$346Copa Airlines
Wed, Apr 29 - Wed, May 20
Avianca Logo
7:55 am - 2:25 pm
BOS
-
BOG
6h 30mnonstop
Avianca Logo
12:10 am - 6:35 am
BOG
-
BOS
6h 25mnonstop
$353Avianca
Thu, Jan 22 - Wed, Jan 28
Avianca Logo
3:25 pm - 10:40 pm
BOS
-
GRU
29h 15m2 stops
Avianca Logo
7:35 am - 7:35 am
GRU
-
BOS
25h 00m1 stop
$523Avianca
Mon, Mar 2 - Mon, Mar 16
LATAM Airlines Logo
3:30 pm - 1:35 am
BOS
-
GRU
32h 05m2 stops
LATAM Airlines Logo
10:40 pm - 6:35 am
GRU
-
BOS
9h 55mnonstop
$537LATAM Airlines
Thu, Jan 15 - Thu, Jan 22
LATAM Airlines Logo
3:30 pm - 12:40 am
BOS
-
GRU
31h 10m3 stops
LATAM Airlines Logo
12:55 pm - 6:48 pm
GRU
-
BOS
31h 53m1 stop
$541LATAM Airlines
Thu, Jan 15 - Thu, Jan 22
American Airlines Logo
4:20 pm - 10:15 am
BOS
-
GIG
15h 55m1 stop
American Airlines Logo
11:00 pm - 9:29 am
GIG
-
BOS
12h 29m1 stop
$612American Airlines
Fri, Jan 23 - Sun, Feb 8
GOL Logo
2:30 pm - 8:20 am
BOS
-
GIG
15h 50m1 stop
GOL Logo
10:50 am - 11:25 am
GIG
-
BOS
25h 35m2 stops
$618GOL
Fri, Mar 6 - Sun, Mar 15
GOL Logo
3:47 pm - 10:15 am
BOS
-
GIG
16h 28m1 stop
GOL Logo
11:00 pm - 3:16 pm
GIG
-
BOS
17h 16m1 stop
$620GOL
Mon, Mar 2 - Tue, Mar 10
American Airlines Logo
7:00 pm - 4:50 pm
BOS
-
CNF
19h 50m2 stops
American Airlines Logo
7:10 pm - 5:29 pm
CNF
-
BOS
23h 19m2 stops
$623American Airlines
Wed, Feb 25 - Tue, Mar 10

Spirit Airlines flights from Boston to South America

Our best Spirit Airlines deals on Boston to South America flight tickets
Spirit Airlines
Jan 23
BOS2:00 pmBoston Logan Intl
22h 50m
2 stops
BOG12:50 pmBogotá El Dorado
Jan 24
BOG3:06 pmBogotá El Dorado
8h 51m
1 stop
BOS11:57 pmBoston Logan Intl
$345
Find similar
Spirit Airlines
Jan 1
BOS10:56 amBoston Logan Intl
14h 16m
2 stops
BOG1:12 amBogotá El Dorado
Jan 17
BOG3:06 pmBogotá El Dorado
23h 32m
2 stops
BOS2:38 pmBoston Logan Intl
$349
Find similar
Spirit Airlines
Feb 24
BOS6:22 pmBoston Logan Intl
18h 25m
2 stops
BOG12:47 pmBogotá El Dorado
Feb 26
BOG3:05 pmBogotá El Dorado
8h 52m
1 stop
BOS11:57 pmBoston Logan Intl
$350
Find similar

Copa Airlines flights from Boston to South America

Our best Copa Airlines deals on Boston to South America flight tickets
Copa Airlines
Apr 29
BOS3:51 pmBoston Logan Intl
19h 19m
1 stop
BOG10:10 amBogotá El Dorado
May 3
BOG7:00 amBogotá El Dorado
15h 08m
1 stop
BOS11:08 pmBoston Logan Intl
$346
Find similar
Copa Airlines
Apr 25
BOS8:43 amBoston Logan Intl
16h 23m
1 stop
BOG12:06 amBogotá El Dorado
May 2
BOG6:17 pmBogotá El Dorado
19h 27m
1 stop
BOS2:44 pmBoston Logan Intl
$372
Find similar
Copa Airlines
Apr 24
BOS8:43 amBoston Logan Intl
9h 43m
1 stop
BOG5:26 pmBogotá El Dorado
May 10
BOG6:10 amBogotá El Dorado
15h 58m
1 stop
BOS11:08 pmBoston Logan Intl
$384
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 9, 2025.
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

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Fri 1/23

2:00 pm-12:50 pm

2 stops22h 50m

Bogotá El Dorado

Sat 1/24

3:06 pm-11:57 pm

1 stop8h 51m

$345

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Wed 4/29

3:51 pm-10:10 am

1 stop19h 19m

Bogotá El Dorado

Wed 5/20

12:08 pm-11:08 pm

1 stop10h 00m

$346

BostonBogotá

BOS - BOG

BOSBOG

Boston Logan Intl

Thu 1/22

7:55 am-2:25 pm

Nonstop6h 30m

Bogotá El Dorado

Wed 1/28

12:10 am-6:35 am

Nonstop6h 25m

$353

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Mon 3/2

3:25 pm-10:40 pm

2 stops29h 15m

Sao Paulo Guarulhos Intl

Mon 3/16

7:35 am-7:35 am

1 stop25h 00m

$523

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 1/15

3:30 pm-1:35 am

2 stops32h 05m

Sao Paulo Guarulhos Intl

Thu 1/22

10:40 pm-6:35 am

Nonstop9h 55m

$537

BostonSao Paulo

BOS - GRU

BOSGRU

Boston Logan Intl

Thu 1/15

3:30 pm-12:40 am

3 stops31h 10m

Sao Paulo Guarulhos Intl

Thu 1/22

12:55 pm-6:48 pm

1 stop31h 53m

$541

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Fri 1/23

4:20 pm-10:15 am

1 stop15h 55m

Rio de Janeiro–Galeão Intl

Sun 2/8

11:00 pm-9:29 am

1 stop12h 29m

$612

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Fri 3/6

2:30 pm-8:20 am

1 stop15h 50m

Rio de Janeiro–Galeão Intl

Sun 3/15

10:50 am-11:25 am

2 stops25h 35m

$618

BostonRio de Janeiro

BOS - GIG

BOSGIG

Boston Logan Intl

Mon 3/2

3:47 pm-10:15 am

1 stop16h 28m

Rio de Janeiro–Galeão Intl

Tue 3/10

11:00 pm-3:16 pm

1 stop17h 16m

$620

BostonBelo Horizonte

BOS - CNF

BOSCNF

Boston Logan Intl

Wed 2/25

7:00 pm-4:50 pm

2 stops19h 50m

Belo Horizonte Tancredo Neves Intl

Tue 3/10

7:10 pm-5:29 pm

2 stops23h 19m

$623

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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 $562.

What is the cheapest day to depart on your flight to South America?

The cheapest day to depart from Boston to South America is on a Monday when prices can be found for as low as $531. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Boston to South America for around $635.

What is the cheapest time of day to depart on your flight to South America?

Our data shows that the cheapest Boston to South America flights are usually those with departure times in the evening. Our users have found flights to South America in the evening for as low as $508. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $594 on average. Flights to South America from Boston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $633 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 $530 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

$269

Fastest flight time

7h 25m

Direct flights

Tue, Wed, Fri and Sun

Airports in South America

2 airports
The best one-way flight to South America from Boston in the past 72 hours is $269. The best round-trip flight deal from Boston to South America found on momondo in the last 72 hours is $414.
The fastest flight from Boston to South America takes 7h 25m
Direct flights go from Boston to South America on Tuesday, Wednesday, Friday and Sunday. There are no airlines offering direct flights.
There are 2 airports near South America: Bogotá El Dorado (BOG), 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?

  • 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?

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
DeltaPriceFrom $117Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Air CanadaPriceFrom $234Free CancellationRating
7.1
10,515 reviews
Search Air Canada flights
Spirit AirlinesPriceFrom $248Free CancellationRating
6.3
8,174 reviews
Search Spirit Airlines flights
Copa AirlinesPriceFrom $299Free CancellationRating
7.6
1,555 reviews
Search Copa Airlines flights
AviancaPriceFrom $300Free CancellationRating
6.6
2,478 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $308Free CancellationRating
7.5
1,889 reviews
Search LATAM Airlines flights
JetBluePriceFrom $310Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
United AirlinesPriceFrom $319Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
American AirlinesPriceFrom $334Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
GOLPriceFrom $339Free CancellationRating
7.3
1,126 reviews
Search GOL 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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