$142 Cheap Spirit Airlines flights from Boston to Santiago (BOS to STI)

Find The Best Day To Fly from Boston to Santiago

Amazing Spirit Airlines BOS to STI Flight Deals

The cheapest flights to Cibao Intl. found within the past 7 days were $308 round trip and $142 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Jul 26 - Fri, Aug 1
BOS
Boston
STI
Santiago de los Caballeros
$308 Roundtrip, found 1 hour ago
$308
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Jul 26 from Boston to Santiago de los Caballeros, returning Fri, Aug 1, priced at $308 found 1 hour ago
Sun, Aug 3 - Fri, Aug 8
BOS
Boston
STI
Santiago de los Caballeros
$311 Roundtrip, found 3 days ago
$311
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sun, Aug 3 from Boston to Santiago de los Caballeros, returning Fri, Aug 8, priced at $311 found 3 days ago
Sun, Aug 3 - Sat, Aug 16
BOS
Boston
STI
Santiago de los Caballeros
$314 Roundtrip, found 3 days ago
$314
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Sun, Aug 3 from Boston to Santiago de los Caballeros, returning Sat, Aug 16, priced at $314 found 3 days ago
Thu, Jul 24 - Mon, Jul 28
BOS
Boston
STI
Santiago de los Caballeros
$318 Roundtrip, just found
$318
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Jul 24 from Boston to Santiago de los Caballeros, returning Mon, Jul 28, priced at $318 just found
Tue, Aug 5 - Tue, Aug 12
BOS
Boston
STI
Santiago de los Caballeros
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, Aug 5 from Boston to Santiago de los Caballeros, returning Tue, Aug 12, priced at $322 found 1 day ago
Thu, Jul 24 - Wed, Jul 30
BOS
Boston
STI
Santiago de los Caballeros
$325 Roundtrip, found 1 hour ago
$325
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Thu, Jul 24 from Boston to Santiago de los Caballeros, returning Wed, Jul 30, priced at $325 found 1 hour ago

STI From BOS Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Senator Puerto Plata

Senator Puerto Plata

4 out of 5
Save 100% on your flight
per person
Oct 8 - Oct 15
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to Santiago (STI)
Viva Heavens by Wyndham, A Trademark All Inclusive

Viva Heavens by Wyndham, A Trademark All Inclusive

4 out of 5
Save 100% on your flight
per person
Oct 8 - Oct 15
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to Santiago (STI)
Lifestyle Crown Residence Suites - All Inclusive

Lifestyle Crown Residence Suites - All Inclusive

3.5 out of 5
Save 100% on your flight
per person
Oct 8 - Oct 15
found 1 day ago
Roundtrip non-stop flight included
Boston (BOS) to Santiago (STI)
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Frequently asked questions

Can I catch a flight from BOS to Cibao Intl. Airport (STI) right now?
Be sure to visit the Covid-19 Travel Advisor to find out if there are any current quarantine requirements or travel advice reports in effect in STI when jet-setting from BOS.
What terminal is Spirit Airlines at Logan Intl. Airport (BOS)?
Check your ticket to find out which Logan Intl. Airport terminal you'll be taking off from on your way to Cibao Intl. Airport (STI) with Spirit Airlines. If you can't locate the details on there, contact your airline.
Are there Spirit Airlines non-stop flights from BOS to STI?
Spirit Airlines doesn't provide direct flights between Logan Intl. Airport and Santiago Airport, so get ready to make a stopover. If you're not pushed for time between flights, hit the airport shops while you wait for your connection.
How long is a Spirit Airlines flight from BOS to STI?
As it will take approximately 6 hours and 37 minutes for your Spirit Airlines flight to head from BOS to STI, think about throwing a few travel games in your carry-on bag. You never know --- the passenger beside you might welcome the opportunity to play to break up the trip.
How many direct and indirect flights does Spirit Airlines fly from BOS to STI?
You'll discover roughly 7 Spirit Airlines flights every week connecting BOS to STI.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Santiago Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.