$104 Cheap Flights from Boston (BOS) to Santiago (STI)

View $104 flight on Wed, Aug 20, 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Cibao Intl. Airport (STI)

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Today's featured flight deals from Logan International Airport (BOS) to Cibao Intl. Airport (STI)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Boston to Santiago (BOS-STI)

Prices were available within the past 7 days and start at $104 for one-way flights and $245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Aug 20 - Wed, Sep 3
BOS
Boston
STI
Santiago de los Caballeros
$245 Roundtrip, just found
$245
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Aug 20 from Boston to Santiago de los Caballeros, returning Wed, Sep 3, priced at $245 just found
Spirit Airlines
Sat, Aug 30 - Wed, Sep 3
BOS
Boston
STI
Santiago de los Caballeros
$269 Roundtrip, found 4 hours ago
$269
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Sat, Aug 30 from Boston to Santiago de los Caballeros, returning Wed, Sep 3, priced at $269 found 4 hours ago
Spirit Airlines
Wed, Sep 3 - Thu, Oct 2
BOS
Boston
STI
Santiago de los Caballeros
$280 Roundtrip, found 1 hour ago
$280
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Sep 3 from Boston to Santiago de los Caballeros, returning Thu, Oct 2, priced at $280 found 1 hour ago
Spirit Airlines
Sat, Aug 23 - Thu, Oct 2
BOS
Boston
STI
Santiago de los Caballeros
$280 Roundtrip, found 3 days ago
$280
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sat, Aug 23 from Boston to Santiago de los Caballeros, returning Thu, Oct 2, priced at $280 found 3 days ago
Spirit Airlines
Tue, Aug 19 - Wed, Sep 3
BOS
Boston
STI
Santiago de los Caballeros
$281 Roundtrip, found 5 days ago
$281
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Tue, Aug 19 from Boston to Santiago de los Caballeros, returning Wed, Sep 3, priced at $281 found 5 days ago
Spirit Airlines
Mon, Aug 18 - Wed, Sep 3
BOS
Boston
STI
Santiago de los Caballeros
$283 Roundtrip, just found
$283
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, Aug 18 from Boston to Santiago de los Caballeros, returning Wed, Sep 3, priced at $283 just found
United
Fri, Sep 5 - Tue, Sep 9
BOS
Boston
STI
Santiago de los Caballeros
$303 Roundtrip, found 1 hour ago
$303
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Sep 5 from Boston to Santiago de los Caballeros, returning Tue, Sep 9, priced at $303 found 1 hour ago
JetBlue Airways
Thu, Sep 4 - Tue, Sep 9
BOS
Boston
STI
Santiago de los Caballeros
$308 Roundtrip, found 2 hours ago
$308
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Thu, Sep 4 from Boston to Santiago de los Caballeros, returning Tue, Sep 9, priced at $308 found 2 hours ago
American Airlines
Fri, Sep 5 - Tue, Sep 9
BOS
Boston
STI
Santiago de los Caballeros
$313 Roundtrip, found 1 hour ago
$313
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Fri, Sep 5 from Boston to Santiago de los Caballeros, returning Tue, Sep 9, priced at $313 found 1 hour ago
Delta
Thu, Sep 4 - Thu, Sep 11
BOS
Boston
STI
Santiago de los Caballeros
$371 Roundtrip, just found
$371
Roundtrip
just found
Select Delta flight, departing Thu, Sep 4 from Boston to Santiago de los Caballeros, returning Thu, Sep 11, priced at $371 just found

Find the cheapest month to fly from Boston (BOS) to Santiago de los Caballeros (STI)

February is typically the cheapest month to fly

From $257 - $530 per traveler.

Graph displaying average flight prices per month

Alternative airports near Santiago de los Caballeros

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Gregorio Luperon Intl. POP. Average driving time to city center is 59 minutes. Flights from $628
POP
Gregorio Luperon Intl.
Average driving time to city center59 min
Flights from $628
Flights from Boston (BOS) to Santiago (STI)
Origin airport
Logan Intl.
Destination airport
Cibao Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$244
Distance
1586 mi
Average flight time
3 hours 58 mins

Boston to Santiago Flights

The cheapest times to fly from Boston to Santiago

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Santiago are during the month of August. You can find some of the cheapest flights from Boston to Santiago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Santiago

Sunday is one of the best days to book for cheap flights from Boston to Santiago: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Santiago

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Santiago in 2025. You can also book with separate airlines for your outbound and return journeys, from $104 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Santiago flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Santiago airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI) cost?
You can land cheap return flights from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI) starting at $356. Grab your seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a JetBlue Airways flight leaving BOS on August 19 2025 and touching down at STI. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from BOS to STI?
The cheapest flights from BOS to STI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
When heading out of Logan Intl. Airport (BOS), you can catch a nonstop flight to Cibao Intl. Airport (STI) with JetBlue Airways.
What is the cheapest airline that flies from BOS to STI?
Book a flight from BOS to STI with JetBlue Airways. This airline currently offers the cheapest one-way ticket on this route, starting at $178. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from BOS on October 13 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
On average, Logan Intl. Airport (BOS) only offers 1 nonstop flight to Cibao Intl. Airport (STI) daily. For more choices, try Expedia's easy-to-use filters. Simply enter your details, then choose "1 Stop" or "2+ Stops" to discover flights offering layovers.
What are the most popular departure times for flights from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
Flights between BOS and STI are busiest at 10 PM. For a quieter experience and possibly cheaper prices, choose a time when demand is lower.
What day of the week has the most flights from BOS to STI?
Travel on a Friday if you're looking for the largest selection of flights from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI).
What is the earliest flight from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
The earliest flight leaving Logan Intl. Airport (BOS) is at around 9:10AM UTC-5. Board this flight and you'll reach Cibao Intl. Airport (STI) at approximately 2:05PM UTC-4. The total flight duration is 3h 55m.
How long does it take to fly from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
The average flight time from BOS to STI is 3 hours and 55 minutes, covering a total distance of 1,600 mi.
What airline has the least delays from BOS to STI?
JetBlue Airways has the best performance for on-time direct flights from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI), with an on-time rating of 81%. Use the Expedia App to see your flight status before you take off and get immediate updates about any changes.
What is the best time to fly from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
To avoid potential delays on the Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santiago de los Caballeros from Logan Intl. Airport (BOS)?
Catch a direct flight from Logan Intl. Airport (BOS) to Santiago de los Caballeros and touch down at Cibao Intl. Airport (STI). An alternative point of entry into this city is Gregorio Luperon Intl. Airport (POP).
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI) last-minute?
Waiting until just before your departure to book your flight from BOS to STI generally means paying more. While you may find some last-minute discounts, there's no guarantee. Keep your travel plans flexible for the best chance of snagging a bargain.
Is it cheaper to book a BOS to STI flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOS to STI flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Cibao Intl. Airport (STI)?
Typically, you're able to reschedule or cancel your BOS to STI flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further information, head to our Customer Service portal.

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*Available to One Key members.