Cheap flights from Boston to South America from $168
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 11/2. 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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Fly from
Fly to
Route
Depart
Return
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Sun 11/15
5:30 am-12:43 pm
1 stop7h 13m
Cartagena Rafael Nunez
Tue 11/24
1:50 pm-12:32 am
1 stop10h 42m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Sun 1/24
5:00 am-3:38 pm
1 stop10h 38m
Cartagena Rafael Nunez
Wed 1/27
4:38 pm-12:59 am
1 stop8h 21m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Thu 10/29
8:55 am-8:15 pm
1 stop12h 20m
Cartagena Rafael Nunez
Fri 10/30
2:25 pm-7:35 am
1 stop16h 10m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Sat 11/14
7:55 am-7:50 pm
1 stop11h 55m
Cartagena Rafael Nunez
Fri 11/20
1:05 pm-6:35 am
1 stop17h 30m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Sun 1/24
7:20 am-3:38 pm
1 stop8h 18m
Cartagena Rafael Nunez
Wed 1/27
2:35 pm-11:59 pm
1 stop9h 24m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Fri 1/22
5:45 am-2:10 pm
1 stop8h 25m
Cartagena Rafael Nunez
Fri 1/29
3:25 pm-12:58 am
1 stop9h 33m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Tue 1/12
5:45 am-2:10 pm
1 stop8h 25m
Cartagena Rafael Nunez
Thu 1/21
3:25 pm-10:03 am
1 stop18h 38m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Fri 11/13
8:59 pm-2:19 pm
1 stop17h 20m
Cartagena Rafael Nunez
Wed 11/18
3:34 pm-1:08 am
1 stop9h 34m
BostonCartagena
BOS Boston Logan Intl - CTG Cartagena Rafael Nunez
BOSCTG
Boston Logan Intl
Sun 1/17
5:45 am-2:10 pm
1 stop8h 25m
Cartagena Rafael Nunez
Thu 1/21
3:25 pm-12:58 am
1 stop9h 33m
BostonMedellín
BOS Boston Logan Intl - MDE Medellín Jose Maria Cordova Intl
BOSMDE
Boston Logan Intl
Sat 11/14
5:30 am-3:55 pm
1 stop10h 25m
Medellín Jose Maria Cordova Intl
Tue 11/17
2:30 pm-12:27 am
1 stop9h 57m
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, March 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 $630. If you aren’t able to travel during the month of March, then book flights to South America from Boston during May instead. Flights to South America in May, while not as cheap as those in March, still average around $667.
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 from Boston 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 $640 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 $589 on momondo.
What cabin class options are available on Boston to South America flights?
There are 3 cabin classes available to choose from on Boston to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Boston Logan Intl to South America?
JetBlue, Copa Airlines, and Delta are the most popular carriers operating from Boston Logan Intl to South America
What airlines fly to South America?
Copa Airlines, LATAM Airlines and American 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 40% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 10 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 day?
As of October 2026, 2 flights take off from Boston and land in South America each day. The most common flight departure time for this route is 10:00AM, with 100% of daily flights taking off at noon.
How many flights depart from Boston to South America on average per week?
As of October 2026, there are 14 flights per week flying from Boston to South America. The most common day of the week flights depart is Thu, with 29% of flights taking off on this day.
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
Frequently asked questions about flying from Boston 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 11 as of October 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 (81.03% of total bookings). The next most popular plane models are Airbus A320neo (11.11%), Boeing 787 Dreamliner (1.63%), and Airbus A330-900neo (0.95%).
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 | ||
|---|---|---|---|---|---|
| PriceFrom $126 | Free Cancellation | Rating 6.5 2,557 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 7.4 1,975 reviews | |||
| PriceFrom $137 | Free Cancellation | Rating 6.2 57 reviews | |||
| PriceFrom $148 | Free Cancellation | Rating 7.4 10,325 reviews | |||
| PriceFrom $168 | Free Cancellation | Rating 7.8 8,647 reviews | |||
| PriceFrom $202 | Free Cancellation | Rating 7.6 1,548 reviews | |||
| PriceFrom $234 | Free Cancellation | Rating 7.1 11,748 reviews | |||
| PriceFrom $274 | Free Cancellation | Rating 7.1 3,048 reviews | |||
| PriceFrom $335 | Free Cancellation | Rating 7.0 12,148 reviews | |||
| PriceFrom $360 | Free Cancellation | Rating 7.3 1,321 reviews |
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.