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$370+ Cheap flights from Santiago (SCL) to Boston (BOS)

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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — BOS
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from Santiago to Boston

Cheapest flights from Santiago to Boston
Explore the most affordable flight options available from Santiago to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:55 pm
SCL
-
BOS
1 stop14h 22m
Air Canada
Sat 3/2010:35 am
BOS
-
SCL
1 stop18h 15m
Air Canada
Deal found 7/30$676
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2611:10 pm
SCL
-
BOS
1 stop16h 23m
LATAM Airlines
Mon 11/167:05 am
BOS
-
SCL
1 stop21h 50m
LATAM Airlines
Deal found 7/30$682
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:20 am
SCL
-
BOS
1 stop14h 13m
LATAM Airlines
Tue 11/1712:20 pm
BOS
-
SCL
2 stops16h 35m
LATAM Airlines
Deal found 7/30$687
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:27 am
SCL
-
BOS
1 stop22h 35m
Copa Airlines
Wed 3/318:00 am
BOS
-
SCL
1 stop18h 41m
Copa Airlines
Deal found 7/29$693
This Justfly.com 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2711:10 pm
SCL
-
BOS
1 stop16h 23m
LATAM Airlines
Fri 11/139:10 am
BOS
-
SCL
1 stop19h 40m
LATAM Airlines
Deal found 7/30$698
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:25 am
SCL
-
BOS
1 stop32h 28m
Air Canada
Fri 3/196:35 pm
BOS
-
SCL
1 stop34h 15m
Air Canada
Deal found 7/30$700
This Viajes Falabella deal was found by Cheapflights users on 7/31. 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 Viajes Falabella is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/211:10 pm
SCL
-
BOS
1 stop17h 23m
LATAM Airlines
Sat 11/141:35 pm
BOS
-
SCL
1 stop15h 15m
LATAM Airlines
Deal found 7/31$702
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/188:30 am
SCL
-
BOS
2 stops27h 52m
LATAM Airlines
Sun 1/33:10 pm
BOS
-
SCL
1 stop14h 30m
LATAM Airlines
Deal found 7/29$704
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:25 am
SCL
-
BOS
2 stops27h 52m
Air Canada
Tue 3/239:35 am
BOS
-
SCL
2 stops19h 15m
Air Canada
Deal found 7/30$708

Find flight deals from Santiago to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$682
(Justfly.com)

One-way from

$370
(FlightHub)

Popular in

July

Cheapest in

February

Average price

$792
Provider with most accurate pricing for Santiago Arturo Merino Benitez-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-Boston Logan Intl flights.
Search Deals
From Santiago Arturo Merino Benitez to Boston Logan Intl
Search Deals
One-way flight from Santiago Arturo Merino Benitez to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago to Boston 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 August 1, 2026.
Use the filters below to find and compare flights from Santiago to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Wed 12/2

1:27 am-10:02 pm

1 stop22h 35m

Boston Logan Intl

Wed 3/31

8:00 am-3:41 am

1 stop18h 41m

$693

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Tue 11/10

1:02 am-10:01 pm

1 stop22h 59m

Boston Logan Intl

Fri 11/20

7:41 am-3:38 am

1 stop17h 57m

$733

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Mon 11/2

11:10 pm-1:49 pm

2 stops16h 39m

Boston Logan Intl

Sat 11/14

10:10 am-6:55 am

2 stops18h 45m

$736

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Fri 1/22

8:13 am-12:58 am

2 stops18h 45m

Boston Logan Intl

Sat 2/27

8:55 am-12:50 pm

1 stop25h 55m

$776

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Sun 12/6

11:10 pm-2:33 pm

2 stops17h 23m

Boston Logan Intl

Fri 3/19

11:05 am-5:20 am

2 stops17h 15m

$780

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Sun 12/6

11:10 pm-2:33 pm

2 stops17h 23m

Boston Logan Intl

Wed 3/17

11:05 am-5:20 am

2 stops17h 15m

$780

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Sun 9/13

8:40 pm-7:05 pm

1 stop23h 25m

Boston Logan Intl

Sat 10/10

6:00 am-7:25 am

1 stop24h 25m

$786

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Sat 8/29

10:55 pm-10:43 pm

1 stop23h 48m

Boston Logan Intl

Sat 9/26

1:32 pm-7:25 am

1 stop16h 53m

$786

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Tue 9/22

8:55 pm-12:45 pm

2 stops16h 50m

Boston Logan Intl

Thu 10/1

12:00 pm-6:55 am

2 stops17h 55m

$786
Quickest round-trip

SantiagoBoston

SCL - BOS

SCLBOS

Santiago Arturo Merino Benitez

Sun 8/9

12:35 am-3:22 pm

1 stop14h 47m

Boston Logan Intl

Mon 8/24

10:50 am-5:35 am

1 stop18h 45m

$786

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Santiago to Boston

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Boston in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santiago-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santiago-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santiago-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago-Boston flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-Boston flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Santiago 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 Santiago to Boston

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

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Santiago to Boston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Santiago to Boston (average of $507). Flying from Santiago to Boston in July is currently the most expensive (average of $843). 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 much does it cost to fly round-trip from Santiago to Boston?

Airfare is typical for this route at the moment.

Santiago to Boston flights typically cost between $482 and $836 in October.
The cheapest round-trip price found within the last 5 days was $682 on LATAM Airlines (Oct 26-Nov 16).

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated August 1, 2026.
Read through reviews of airlines operating flights from Santiago to Boston, such as Delta,LATAM Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,499 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
7.8
Good
8,499 reviews
Delta
7.8
Good
8,499 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LATAM Airlines
7.4
Good
1,967 reviews
Delta
7.8
Good
8,499 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
American Airlines
7.1
Good
11,849 reviews
Delta
7.8
Good
8,499 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Avianca
6.5
Okay
2,522 reviews
Delta
7.8
Good
8,499 reviews

Entertainment

7.8

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Santiago to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Santiago to Boston?

    Copa Airlines and Delta can get you from Santiago to Boston in just under 16h 39m. Your travel time can differ by up to 5h 56m. There are 5231 mi between Santiago and Boston. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Santiago to Boston round-trip?

    According to our current data, Avianca ($363), American Airlines ($463), and Delta ($504) offers the cheapest pricing from Santiago to Boston. Avianca is 47% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $258 on Avianca. Other airlines that offer cheap prices include Delta from $271 and LATAM Airlines from $306 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Santiago to Boston (average of $507). Flying from Santiago to Boston in July is currently the most expensive (average of $843). 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

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Waltham
Cambridge
Concord
Randolph
Brockton
Seekonk
Hampton Beach
Cranston
Warwick
Peabody
Dedham
Auburn
York Beach
Chelsea
Londonderry
Swansea
Fitchburg
North Falmouth
Braintree
Revere

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 4 airlines flying from Santiago to Boston

Discover the top 4 airlines that operate flights from Santiago to Boston. 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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$363Average$631FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$463Average$804FlexibilityNo cancel feeOn-time71%
DeltaCheapest$504Average$806FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$513Average$804FlexibilityNo cancel feeOn-time81%

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