HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chile

$314+ Cheap flights from Boston (BOS) to Chile

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SCL
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Chile 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 Chile

Cheapest flights from Boston to Chile
Explore the most affordable flight options available from Boston to Chile. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This FlightHub deal was found by Cheapflights users on 7/30. 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.
Tue 12/17:05 am
BOS
-
SCL
1 stop20h 30m
LATAM Airlines
Mon 12/711:10 pm
SCL
-
BOS
1 stop17h 47m
LATAM Airlines
Deal found 7/30$622
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Tue 12/17:05 am
BOS
-
SCL
1 stop21h 50m
LATAM Airlines
Tue 12/1511:55 pm
SCL
-
BOS
1 stop16h 38m
LATAM Airlines
Deal found 7/30$637
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:20 pm
BOS
-
SCL
1 stop15h 35m
LATAM Airlines
Tue 8/1810:55 pm
SCL
-
BOS
1 stop17h 18m
LATAM Airlines
Deal found 7/28$665
This FlightHub deal was found by Cheapflights users on 7/29. 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 8/133:20 pm
BOS
-
SCL
1 stop15h 35m
LATAM Airlines
Sat 8/2210:55 pm
SCL
-
BOS
1 stop17h 18m
LATAM Airlines
Deal found 7/29$681
This FlightHub deal was found by Cheapflights users on 7/30. 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.
Fri 8/217:20 am
BOS
-
SCL
1 stop23h 35m
LATAM Airlines
Fri 8/2810:55 pm
SCL
-
BOS
1 stop17h 18m
LATAM Airlines
Deal found 7/30$685
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.
Fri 11/137:05 am
BOS
-
SCL
1 stop21h 50m
LATAM Airlines
Sat 11/2111:10 pm
SCL
-
BOS
1 stop17h 47m
LATAM Airlines
Deal found 7/26$690
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:05 am
BOS
-
SCL
1 stop20h 30m
LATAM Airlines
Fri 12/259:50 pm
SCL
-
BOS
1 stop14h 12m
LATAM Airlines
Deal found 7/28$694
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.
Tue 11/1010:10 am
BOS
-
SCL
2 stops17h 25m
LATAM Airlines
Wed 11/1810:20 am
SCL
-
BOS
1 stop15h 39m
LATAM Airlines
Deal found 7/27$695
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/97:20 am
BOS
-
CCP
2 stops30h 22m
LATAM Airlines
Thu 8/136:32 am
CCP
-
BOS
2 stops25h 03m
LATAM Airlines
Deal found 7/27$904
This oojo deal was found by Cheapflights users on 7/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:20 pm
BOS
-
CCP
2 stops22h 26m
LATAM Airlines
Mon 8/178:51 pm
CCP
-
BOS
3 stops42h 31m
LATAM Airlines
Deal found 7/29$915
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:10 am
BOS
-
CCP
2 stops32h 54m
LATAM Airlines
Sun 11/157:55 am
CCP
-
BOS
2 stops24h 50m
LATAM Airlines
Deal found 7/27$931
This oojo deal was found by Cheapflights users on 7/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:57 pm
BOS
-
PUQ
3 stops32h 34m
LATAM Airlines
Wed 12/163:00 am
PUQ
-
BOS
3 stops33h 23m
LATAM Airlines
Deal found 7/30$998

Find flight deals from Boston to Chile

Keep the following information in mind while searching for Boston to Chile flight deals. Data was last updated July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$622
(FlightHub)

One-way from

$314
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$929
Provider with most accurate pricing for Boston Logan Intl-Santiago Arturo Merino Benitez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Santiago Arturo Merino Benitez flights.
Search Deals
From Boston Logan Intl to Chile
Search Deals
One-way flight from Boston Logan Intl to Chile
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Chile 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 30, 2026.
Use the filters below to find and compare flights from Boston to Chile that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Wed 8/19

1:34 pm-6:25 am

1 stop16h 51m

Santiago Arturo Merino Benitez

Sat 8/22

8:30 am-3:22 pm

2 stops30h 52m

$749

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Wed 8/19

3:20 pm-6:55 am

1 stop15h 35m

Santiago Arturo Merino Benitez

Wed 8/26

10:55 pm-7:15 pm

1 stop20h 20m

$755
Quickest round-trip

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Mon 8/24

3:00 pm-6:25 am

1 stop15h 25m

Santiago Arturo Merino Benitez

Wed 8/26

10:55 pm-2:22 pm

1 stop15h 27m

$755

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Sat 8/22

3:20 pm-6:55 am

1 stop15h 35m

Santiago Arturo Merino Benitez

Sat 8/29

10:55 pm-6:40 pm

1 stop19h 45m

$755

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Fri 8/21

1:34 pm-6:25 am

1 stop16h 51m

Santiago Arturo Merino Benitez

Sun 8/30

10:55 pm-2:22 pm

1 stop15h 27m

$755

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Wed 8/19

6:00 pm-7:15 am

1 stop13h 15m

Santiago Arturo Merino Benitez

Fri 8/28

10:55 pm-7:16 pm

1 stop20h 21m

$755

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Tue 8/18

1:55 pm-7:15 am

1 stop17h 20m

Santiago Arturo Merino Benitez

Sat 8/29

10:55 pm-4:33 pm

1 stop17h 38m

$755

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Thu 8/13

4:25 pm-9:15 pm

3 stops28h 50m

Santiago Arturo Merino Benitez

Thu 8/20

8:30 am-12:45 pm

3 stops28h 15m

$757

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Sat 11/7

7:41 am-5:46 am

1 stop20h 05m

Santiago Arturo Merino Benitez

Sat 11/14

5:07 am-10:01 pm

1 stop18h 54m

$772

BostonSantiago

BOS - SCL

BOSSCL

Boston Logan Intl

Mon 8/31

12:20 pm-6:55 am

2 stops18h 35m

Santiago Arturo Merino Benitez

Sat 9/5

11:00 pm-3:29 pm

2 stops16h 29m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Boston to Chile

Have a flexible travel schedule? Discover the best time to fly to Chile 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 Chile

What is the cheapest month to book a flight from Boston to Chile?

Currently, September is the cheapest month in which you can book a flight from Boston to Chile (average of $637). Flying from Boston to Chile in December is currently the most expensive (average of $1,044). 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.

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

The best time to book flights from Boston to Chile is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Chile

Get insights into the airlines that provide service to Chile. 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 Chile. Reviews last updated July 30, 2026.
Get a feel of what it's like to fly with Delta,Copa Airlines, andLATAM Airlines from Boston to Chile 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
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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
8,487 reviews
Delta
7.8
Good
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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
1,558 reviews
Delta
7.8
Good
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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
1,967 reviews
Delta
7.8
Good
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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
United Airlines
7.4
Good
10,052 reviews
Delta
7.8
Good
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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
11,845 reviews
Delta
7.8
Good
8,487 reviews

Overall

7.8

Boarding

8.1

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

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 Chile. 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 Chile?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Chile. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Boston to Chile?

    Departing from Boston to Chile will take you 20h 30m. The distance between Boston and Chile is about 5231 mi.

  • What are the cheapest airlines to fly from Boston to Chile one-way?

    $246 is the cheapest one-way deal found within the past few days, from LATAM Airlines. You may also be able to find cheap deals on Copa Airlines and American Airlines, with prices starting from $269 and $272, respectively.

  • What are the most popular routes from Boston to Chile?

    The most popular flight routes from Boston to Chile are Boston Logan Intl - Santiago Arturo Merino Benitez, Boston Logan Intl - Punta Arenas Pres Ibanez and Boston Logan Intl - Concepción Carriel Sur.

  • Can I find deals for flights from Boston to Chile that include hotel bookings?

    Yes. In addition to deals on Boston to Chile flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Chile?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Chile.

  • Can I find deals for business class flights from Boston to Chile?

    Yes. Cheapflights offers flight deals from Boston to Chile 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 Chile?

    Currently, September is the cheapest month in which you can book a flight from Boston to Chile (average of $637). Flying from Boston to Chile in December is currently the most expensive (average of $1,044). 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.

Top 7 airlines flying from Boston to Chile

Discover the top 7 airlines that operate flights from Boston to Chile. 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 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$399Average$722FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$406Average$774FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$514Average$819FlexibilityNo cancel feeOn-time69%
LATAM AirlinesCheapest$526Average$922FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$543Average$924FlexibilityNo cancel feeOn-time71%
DeltaCheapest$543Average$909FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$603Average$874FlexibilityNo cancel feeOn-time71%

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.