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 is the cheapest day to fly from Santiago de los Caballeros to Boston?

Travelers seeking maximum savings on their Santiago de los Caballeros to Boston flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What is the cheapest day to fly round-trip from Santiago de los Caballeros to Boston?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 47 days in advance, which can save you up to 36% on flights from Santiago de los Caballeros to Boston compared to booking the week you need them. Waiting 47 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $462. For sooner than that we have options available in the next 3 days from $598.

What is the cheapest month to fly from Santiago de los Caballeros to Boston?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, February can be a great choice for travel to Boston. Flights to Boston from Santiago de los Caballeros in February are about $505 on average during February, but can be found for as low as $366.

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.

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.

$216+ Flights from Santiago de los Caballeros to Boston

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Santiago de los Caballeros to Boston 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.

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

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

Search Deals

One-way flight from Santiago de los Caballeros to Boston Logan Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Santiago de los Caballeros to Boston Logan Intl.

Search Deals

Price to beat on a one-way flight from Santiago de los Caballeros to Boston Logan Intl.

Search Deals

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.

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

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

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

Mon 9/295:15 amSTI - BOS

1 stop6h 30mJetBlue

Tue 10/147:05 amBOS - STI

Nonstop3h 49mJetBlue

Deal found 6/30

$446

Best flights from Santiago de los Caballeros to Boston
Discover carefully curated flight deals from Santiago de los Caballeros to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Wed 8/1310:20 amSTI - BOS

1 stop13h 29mSpirit Airlines

Wed 9/176:55 pmBOS - STI

1 stop16h 09mSpirit Airlines

Deal found 6/30

$394

Thu 9/111:29 pmSTI - BOS

2 stops18h 53mAmerican Airlines

Mon 9/155:47 amBOS - STI

1 stop6h 40mAmerican Airlines

Deal found 6/29

$407

Sat 11/86:00 amSTI - BOS

Nonstop3h 56mJetBlue

Mon 11/1711:16 amBOS - STI

1 stop8h 27mJetBlue

Deal found 6/28

$440

Sat 12/136:45 amSTI - BOS

1 stop10h 26mDelta

Mon 1/53:34 pmBOS - STI

1 stop7h 25mDelta

Deal found 6/30

$460

Sun 12/146:00 amSTI - BOS

1 stop7h 43mUnited Airlines

Mon 1/1212:20 pmBOS - STI

2 stops10h 31mUnited Airlines

Deal found 6/30

$471

Last-minute flights from Santiago de los Caballeros to Boston
Discover last-minute flight deals from Santiago de los Caballeros to Boston. Data last updated July 1, 2025 and is based on user searches.

Mon 7/73:08 amSTI - BOS

Nonstop4h 01mJetBlue

Tue 7/298:40 amBOS - STI

1 stop10h 54mJetBlue

Deal found 6/30

$472

Tue 7/82:07 pmSTI - BOS

2 stops20h 24mUnited Airlines

Tue 7/296:07 amBOS - STI

2 stops19h 39mUnited Airlines

Deal found 6/30

$535

Thu 7/1010:55 amSTI - BOS

1 stop12h 53mSpirit Airlines

Sun 8/38:39 pmBOS - STI

1 stop13h 11mSpirit Airlines

Deal found 7/1

$428

Thu 7/101:30 pmSTI - BOS

2 stops10h 04mAmerican Airlines

Sun 8/35:10 amBOS - STI

1 stop16h 09mAmerican Airlines

Deal found 6/30

$557

Wed 7/167:04 amSTI - BOS

2 stops10h 17mAmerican Airlines

Wed 8/69:26 amBOS - STI

2 stops11h 22mAmerican Airlines

Deal found 7/1

$447

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

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

One-way flights from Santiago de los Caballeros to Boston
Search for one-way flight options from Santiago de los Caballeros to Boston. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Mon 8/2510:20 amSTI - BOS

1 stop24h 58mSpirit Airlines

Deal found 6/30

$218

Thu 7/178:58 pmSTI - BOS

1 stop11h 04mDelta

Deal found 6/30

$220

Fri 7/114:23 pmSTI - BOS

2 stops18h 34mUnited Airlines

Deal found 6/30

$223

Wed 8/62:10 pmSTI - BOS

2 stops18h 27mMultiple Airlines

Deal found 6/29

$224

Sun 9/71:29 pmSTI - BOS

2 stops18h 10mAmerican Airlines

Deal found 6/29

$241

Mon 7/143:08 amSTI - BOS

Nonstop4h 01mJetBlue

Deal found 6/30

$247

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santiago de los Caballeros to Boston that are best for you.

Fly from

Fly to

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?

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?

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

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.

Delta

8.0

Very good

7,973 reviews

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!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

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!

United Airlines

7.4

Good

8,858 reviews

Delta

8.0

Very good

7,973 reviews

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!

JetBlue

7.3

Good

2,919 reviews

Delta

8.0

Very good

7,973 reviews

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!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,973 reviews

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!

Spirit Airlines

6.3

Okay

8,101 reviews

Delta

8.0

Very good

7,973 reviews

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

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

Cambridge

Medford

Watertown

Warwick

Seabrook

Waltham

Framingham

Cranston

Randolph

Chestnut Hill

Chelsea

Brockton

York Beach

Saco

Burlington

West Yarmouth

Smithfield

Swansea

Lincoln

Quincy

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Santiago de los Caballeros to Boston

Santo Domingo to Boston flights

Punta Cana to Boston flights

Santo Domingo to Hartford flights

Santo Domingo to Worcester flights

La Romana to Boston flights

Punta Cana to Worcester flights

Other flights to Boston

Complete your trip

Boston car rentals

Boston Logan Intl Airport car rentals

Providence-TFGreen Airport car rentals

Manchester Airport car rentals

Bedford Hanscom Field Airport car rentals

Worcester car rentals

Springfield car rentals

Hyannis car rentals

Downtown car rentals

Back Bay car rentals

Seaport District car rentals

North End car rentals

Other flights from Santiago de los Caballeros

Santiago de los Caballeros to Fort Lauderdale flights

Santiago de los Caballeros to Newark flights

Santiago de los Caballeros to John F Kennedy Intl flights

Santiago de los Caballeros to Orlando flights

Santiago de los Caballeros to Miami flights

Top 2 airlines flying from Santiago de los Caballeros to Boston

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$367	Average$386	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$377	Average$515	FlexibilityNo cancel fee	On-time62%

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.

$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.

Find cheap flights from Santiago de los Caballeros to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Santiago de los Caballeros to Boston

Cheapest flights from Santiago de los Caballeros to BostonExplore 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.

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.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Santiago de los Caballeros to Boston that are best for you.

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.

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.

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

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.

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.

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?

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

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

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

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

How can I 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?

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

Traveling to a place near Santiago de los Caballeros?

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.

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

100% Free

Book with Flexibility

Travel Smart

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.