Cheap flight from Boston to Santiago from $636
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Flights from Boston to Santiago
Find cheap airlines flights from Boston to Santiago
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Cheap flight deals from Boston to Santiago
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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BOS 9:00 AM19h 15m1 stopsSCL 4:15 AMBoston - Santiago | Tue, Aug 5 | avianca
SCL 11:00 AM26h 41m1 stopsBOS 1:41 PMSantiago - Boston | Wed, Aug 13 | LATAM Airlines$636 $89428% OFF28% OFF$894 $636 -
BOS 9:00 AM19h 15m1 stopsSCL 4:15 AMBoston - Santiago | Thu, Aug 14 | avianca
SCL 11:55 PM31h 20m1 stopsBOS 7:15 AMSantiago - Boston | Tue, Aug 19 | avianca$654 $89427% OFF27% OFF$894 $654
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BOS 3:41 PM14h 49m1 stopsSCL 6:30 AMBoston - Santiago | Thu, Jul 17 | LATAM Airlines
SCL 8:40 PM17h 19m1 stopsBOS 1:59 PMSantiago - Boston | Mon, Jul 21 | LATAM Airlines$655 $89427% OFF27% OFF$894 $655 -
BOS 6:50 AM24h 10m1 stopsSCL 7:00 AMBoston - Santiago | Thu, Jul 31 | LATAM Airlines
SCL 11:05 PM15h 50m1 stopsBOS 2:55 PMSantiago - Boston | Tue, Aug 5 | LATAM Airlines$65527% OFF$894 $655
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BOS 8:05 AM22h 55m1 stopsSCL 7:00 AMBoston - Santiago | Tue, Jul 15 | Delta Air Lines
SCL 8:40 PM21h 5m1 stopsBOS 5:45 PMSantiago - Boston | Tue, Jul 22 | Delta Air Lines$66226% OFF$894 $662 -
BOS 8:05 AM22h 55m1 stopsSCL 7:00 AMBoston - Santiago | Wed, Aug 13 | Delta Air Lines
SCL 8:40 PM14h 8m1 stopsBOS 10:48 AMSantiago - Boston | Wed, Aug 20 | Delta Air Lines$66626% OFF$894 $666
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BOS 3:45 PM15h 5m1 stopsSCL 6:50 AMBoston - Santiago | Thu, Jun 26 | Delta Air Lines
SCL 11:20 PM15h 35m1 stopsBOS 2:55 PMSantiago - Boston | Mon, Jun 30 | Delta Air Lines$66725% OFF$894 $667
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BOS 5:35 AM25h 25m1 stopsSCL 7:00 AMBoston - Santiago | Tue, Aug 5 | Delta Air Lines
SCL 8:40 PM21h 7m1 stopsBOS 5:47 PMSantiago - Boston | Wed, Aug 13 | Delta Air Lines$67425% OFF$894 $674
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BOS 9:00 AM13h 30m1 stopsSCL 10:30 PMBoston - Santiago | Thu, Jul 17 | avianca
SCL 6:10 AM25h 5m1 stopsBOS 7:15 AMSantiago - Boston | Mon, Jul 21 | avianca$67624% OFF$894 $676
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BOS 3:20 PM15h 45m1 stopsSCL 7:05 AMBoston - Santiago | Tue, Aug 5 | American Airlines
SCL 11:00 AM26h 41m1 stopsBOS 1:41 PMSantiago - Boston | Wed, Aug 13 | LATAM Airlines$68024% OFF$894 $680 -
BOS 1:00 PM17h 25m1 stopsSCL Invalid DateBoston - Santiago | Sun, Jun 22 | Normal Airline
SCL 3:00 PM6hNonstopBOS 4:00 PMSantiago - Boston | Tue, Jun 24 | Normal AirlineFind More FlightsFind More Flights
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BOS 9:00 AM13h 30m1 stopsSCL 10:30 PMBoston - Santiago | Thu, Aug 14 | avianca$302 $45233% OFF33% OFF$452 $302
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BOS 9:00 AM13h 30m1 stopsSCL 10:30 PMBoston - Santiago | Sat, Aug 16 | avianca$302 $45233% OFF33% OFF$452 $302
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BOS 9:00 AM13h 30m1 stopsSCL 10:30 PMBoston - Santiago | Sat, Jul 12 | avianca$319 $45230% OFF30% OFF$452 $319
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BOS 9:55 AM36h1 stopsSCL 9:55 PMBoston - Santiago | Mon, Aug 18 | Delta Air Lines$33925% OFF$452 $339
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BOS 9:55 AM15h 40m1 stopsSCL 1:35 AMBoston - Santiago | Mon, Aug 18 | LATAM Airlines$33925% OFF$452 $339
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BOS 9:00 AM19h 15m1 stopsSCL 4:15 AMBoston - Santiago | Thu, Jul 24 | avianca$34125% OFF$452 $341
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BOS 9:00 AM19h 15m1 stopsSCL 4:15 AMBoston - Santiago | Sat, Aug 9 | avianca$34224% OFF$452 $342
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BOS 8:00 AM23h1 stopsSCL 7:00 AMBoston - Santiago | Tue, Jul 1 | Delta Air Lines$34224% OFF$452 $342
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BOS 9:00 AM19h 15m1 stopsSCL 4:15 AMBoston - Santiago | Thu, Jul 31 | avianca$34324% OFF$452 $343
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BOS 9:00 AM13h 30m1 stopsSCL 10:30 PMBoston - Santiago | Sat, Aug 2 | avianca$34424% OFF$452 $344
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BOS 1:00 PM17h 25m1 stopsSCL Invalid DateBoston - Santiago | Sun, Jun 22 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Flight Info | Boston to Santiago
| Cheapest one-way flight price | $237 |
|---|---|
| Off-season for travel | June |
| Peak season for travel | March |
| Flight distance | 8,424.13 km |
| Popular airline | avianca |
When is the cheapest time to fly from Boston to Santiago?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Frequently Asked Questions
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When are flight tickets from Boston (BOS) to Santiago (SCL) the cheapest?
Airlines adjust prices for flights from Boston to Santiago based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Boston (BOS) to Santiago (SCL) cost?
According to Trip.com's data, the lowest price is around $884.
How to find a cheap flight from Boston to Santiago
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Boston to Santiago. Book your flights at the right time and save more.
Be flexible with your travel dates to get the cheapest Boston to Santiago ticket.
Tap "Date" in the flight search bar to browse the calendar and find airfare from Boston to Santiago for the next six months in 2025. If you're looking to fly within the next three months, the lowest fare is $302 for a one-way ticket on Thu, Aug 14.
Compare cheap Boston to Santiago flight deals from hundreds of airlines.
Our powerful search system compares prices from over 500 airlines. So you can find the cheapest flights from Boston to Santiago. The most affordable airline currently operating on this route is avianca.
Set up a Price Alert to track fare drops.
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Don't miss out on cheap Boston to Santiago flight deals and promo codes.
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Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
Search for flights on the go.
For the best booking experience on the go, download Trip.com and search for cheap flights from Boston to Santiago to access exclusive deals just for you.
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