Boston

$216+ Cheap flights from Santiago de los Caballeros (STI) 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
STI — BOS
Jul 6 — Jul 131
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Cheapflights Tip: The best prices from Santiago de los Caballeros to Boston Logan Intl are usually found in February or October, booked 64 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Santiago de los Caballeros to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Santiago de los Caballeros (STI) 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 July 1, 2025.

Round-trip from

$394
(Cheapflightsfares)

One-way from

$218
(SmartFares)

Popular in

August

Cheapest in

February

Average price

$540

Good round-trip deal

$457 or less

Good one-way deal

$283 or less
From Santiago de los Caballeros to Boston Logan Intl
One-way flight from Santiago de los Caballeros to Boston Logan Intl
Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from Santiago de los Caballeros to Boston Logan Intl.
Price to beat on a one-way flight from Santiago de los Caballeros to Boston Logan Intl.

Find flight deals from Santiago de los Caballeros to Boston

Cheapest flights from Santiago de los Caballeros to Boston
Explore the most affordable flight options available from Santiago de los Caballeros to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2910:20 amSTI - BOS
1 stop13h 29mSpirit Airlines
Sun 9/76:55 pmBOS - STI
1 stop16h 09mSpirit Airlines
Deal found 7/1$390
This American Airlines deal was found by Cheapflights users on 6/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/111:29 pmSTI - BOS
2 stops20h 41mAmerican Airlines
Mon 9/158:35 pmBOS - STI
2 stops15h 52mAmerican Airlines
Deal found 6/30$407
This Kiwi.com deal was found by Cheapflights users on 7/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1410:20 amSTI - BOS
1 stop13h 29mMultiple Airlines
Sat 8/304:38 pmBOS - STI
2 stops19h 38mMultiple Airlines
Deal found 7/1$408
This JetBlue deal was found by Cheapflights users on 6/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/295:15 amSTI - BOS
1 stop6h 30mJetBlue
Tue 10/147:05 amBOS - STI
Nonstop3h 49mJetBlue
Deal found 6/30$446

Cheapflights Fare Finder

Customize your flight search to find flights from Santiago de los Caballeros 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 July 1, 2025.
Use the filters below to find and compare flights from Santiago de los Caballeros to Boston that are best for you.

Fly from

Santiago de los Caballeros

Fly to

Boston

Route

Depart

Return

Price

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Fri 8/29

10:20 am-11:49 pm

1 stop13h 29m

Boston Logan Intl

Sun 9/7

6:55 pm-11:04 am

1 stop16h 09m

$390

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Thu 9/11

1:29 pm-10:10 am

2 stops20h 41m

Boston Logan Intl

Mon 9/15

8:35 pm-12:27 pm

2 stops15h 52m

$407

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Thu 8/14

10:20 am-11:49 pm

1 stop13h 29m

Boston Logan Intl

Sat 8/30

4:38 pm-12:16 pm

2 stops19h 38m

$408

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Mon 9/29

12:48 pm-9:00 pm

1 stop8h 12m

Boston Logan Intl

Tue 10/14

7:05 am-10:54 am

Nonstop3h 49m

$446

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Sat 7/26

10:55 am-11:48 pm

1 stop12h 53m

$216

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Wed 10/22

12:06 pm-4:00 pm

Nonstop3h 54m

$217

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Thu 7/17

8:58 pm-8:02 am

1 stop11h 04m

$220

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Fri 7/11

4:23 pm-10:57 am

2 stops18h 34m

$223

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Wed 8/6

2:10 pm-8:37 am

2 stops18h 27m

$224

Santiago de los CaballerosBoston

STI - BOS

STIBOS

Santiago de los Caballeros

Sun 10/5

1:29 pm-7:15 am

2 stops17h 46m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Santiago de los Caballeros to Boston

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

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

Use this chart to determine the optimal time to book a round-trip flight from Santiago de los Caballeros to Boston. Price data was last updated on June 27, 2025.

The best time to book flights from Santiago de los Caballeros to Boston is 64 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.

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

Currently, January is the cheapest month in which you can book a flight from Santiago de los Caballeros to Boston (average of $218). Flying from Santiago de los Caballeros to Boston in June is currently the most expensive (average of $306). 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.

What is the cheapest time of day to fly from STI to BOS?

Find hourly flight availability from Santiago de los Caballeros to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

It’s typically best to fly out from Santiago de los Caballeros to Boston in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying in the evening, which is usually more expensive.

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 July 1, 2025.
See what other customers who have flown with Delta, United Airlines, and JetBlue from Santiago de los Caballeros to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Santiago de los Caballeros to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Santiago de los Caballeros to Boston?

    If you book a flight from Santiago de los Caballeros to Boston, you will be flying from Santiago to Logan Intl. Flights to Boston Logan Intl (BOS) from Santiago de los Caballeros (STI) take 3h 54m for a nonstop flight. There are 2 flights from Santiago to Boston per day from 2 airlines.

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

    Spirit Airlines, at $394, was found to be the cheapest airline from Santiago de los Caballeros to Boston.Alternate airlines to your destination round-trip include American Airlines and JetBlue. Spirit Airlines is currently priced 21% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $218. Users have also found prices from $220 and $223 on Delta and United Airlines, respectively.

  • What are the cheapest flights from Santiago de los Caballeros to Boston?

    Looking for the cheapest flight from Santiago de los Caballeros to Boston? While on average our users pay $415, our data indicates the cheapest price to be $216. The most popular route (Santiago de los Caballeros - Boston Logan Intl), is priced around $313.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros 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 de los Caballeros to Boston?

    Currently, January is the cheapest month in which you can book a flight from Santiago de los Caballeros to Boston (average of $218). Flying from Santiago de los Caballeros to Boston in June is currently the most expensive (average of $306). 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 Santiago de los Caballeros?

Book flights to Santiago de los Caballeros if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Cranston
Randolph
Chestnut Hill
Chelsea
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea
Lincoln
Quincy

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Alternative routes for Santiago de los Caballeros to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Santiago de los Caballeros to Boston

Discover the top 2 airlines that operate flights from Santiago de los Caballeros 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$367Average$386FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$377Average$515FlexibilityNo cancel feeOn-time62%

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