Compare fares, departure times, stops and baggage details for this route, then open the full search when you are ready to check current availability and complete booking.
BOSSTIFri, 30 Oct
Fare checked before payment All fees shown upfront Transparent cancellation policy 24×7 booking support
Lowest fareUS$213American Airlines
Fastest6h 33mgate to gate
Options found72flights on this route
Find your flightBOS → STI
Available Flights & Fares
Compare fares, timings and baggage. Pick the flight that suits your trip.
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
MAIN CABIN FLEXIBLE
0 Pieces 2 Pieces
$369
Flight DetailsBOS to STI - 22H :12 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-857
16:59
2026-10-30
BOSTON (BOS)Logan International
20H :19 M
1 Stop
PHL
· 14h 41m Philadelphia (PHL), United States
13:18
2026-10-31
Santiago (STI)Cibao International Airport
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
MAIN CABIN
0 Pieces 2 Pieces
$325
Flight DetailsBOS to STI - 20H :19 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
MAIN CABIN FLEXIBLE
0 Pieces 2 Pieces
$369
Flight DetailsBOS to STI - 20H :19 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
AA
American Airlines
AA-2260
17:45
2026-10-30
BOSTON (BOS)Logan International
19H :33 M
1 Stop
PHL
· 13h 55m Philadelphia (PHL), United States
13:18
2026-10-31
Santiago (STI)Cibao International Airport
Non Refundable 7 Seat Left Economy
Check-in: 0 PiecesCabin: 2 Pieces
Type
Non Refundable
Fare Type
MAIN CABIN
0 Pieces 2 Pieces
$325
Flight DetailsBOS to STI - 19H :33 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
MAIN CABIN FLEXIBLE
0 Pieces 2 Pieces
$369
Flight DetailsBOS to STI - 19H :33 M
Baggage InfoCheck-in 0 Pieces - Cabin 2 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
United Airlines
UA-721
14:40
2026-10-30
BOSTON (BOS)Logan International
32H :11 M
2 Stops
IAD
· 20h 48m Washington (IAD), United States
EWR
· 4h 07m New York (EWR), United States
22:51
2026-10-31
Santiago (STI)Cibao International Airport
Non Refundable 9 Seat Left Economy
Check-in: 0 PiecesCabin: 1 Pieces
Type
Non Refundable
Fare Type
ECONOMY
0 Pieces 1 Pieces
$327
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
ECONOMY
0 Pieces 1 Pieces
$333
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
ECONOMY
0 Pieces 1 Pieces
$385
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
ECONOMY FULLY REFUNDABLE
0 Pieces 1 Pieces
$387
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
ECONOMY FULLY REFUNDABLE
0 Pieces 1 Pieces
$393
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
Type
Non Refundable
Fare Type
ECONOMY
0 Pieces 1 Pieces
$430
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesNon-refundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
ECONOMY FULLY REFUNDABLE
0 Pieces 1 Pieces
$445
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
Type
Refundable
Fare Type
ECONOMY FULLY REFUNDABLE
0 Pieces 1 Pieces
$495
Flight DetailsBOS to STI - 32H :11 M
Baggage InfoCheck-in 0 Pieces - Cabin 1 Pieces
Fare RulesRefundable fare. Final rules are verified before booking.
No flights match the selected filters. Clear filters or open full search.
Airfare Highlights
From flights departing on Fri, 30 Oct 2026.
Lowest fare$213American Airlines21:25
Earliest departure$728American Airlines05:00
Shortest duration$281Delta Air Lines06:00
Night
00:00-05:59
$385United Airlines at 05:30Morning
06:00-11:59
$281Delta Air Lines at 06:00Afternoon
12:00-17:59
$323American Airlines at 15:06Evening
18:00-23:59
$213American Airlines at 21:25
Departure & Arrival Airport Details
Boston (BOS)
Logan International
United States
GMT -5
Latitude: 42.36429977
Longitude: -71.00520325
Santiago (STI)
Cibao International Airport
Dominican Republic
GMT -4
Latitude: 19.406099319458008
Longitude: -70.60469818115234
Distance: Boston (BOS), United States to Santiago (STI), Dominican Republic - 2,553.11 km
Flights shown for 30 Oct 2026. View all flights opens the complete search result.
Ways to make this trip that you can book on FlyX, compared by price and journey time.
OptionFromJourney timeAvailabilityAction
Connecting flight₹20,665Longer, includes a stop72 options
Air distance is about 2,553 km. 3 airlines operate this route.
Road distance and coach duration are approximate estimates from the air distance, not a timetable.
Airlines flying from Boston to Santiago
Compare fares, stops, baggage and refundability across the airlines flying this route.
AM
American Airlines Flights
from $21328 flights
Fares from
$213
Non-stop
None in these results
Departures
28 in the list above
UN
United Airlines Flights
from $23928 flights
Fares from
$239
Non-stop
None in these results
Departures
28 in the list above
DE
Delta Air Lines Flights
from $28116 flights
Fares from
$281
Non-stop
None in these results
Departures
16 in the list above
Route Overview & Flight Facts
Fastest flight duration
6h 33m · Delta Air Lines
First departure of the day
05:00 · American Airlines
Last departure of the day
22:00 · Delta Air Lines
Flight options found
72
Airport codes
Boston–BOS, Santiago–STI
Fares and timings are indicative. The exact price is confirmed with the airline when you search.
Flight Schedule, Timings & Airfare Insights
Daily Flight Schedule & Travel Duration
The search for Fri, 30 Oct found 72 flight options. The first flight leaves around 05:00 and the last around 22:00. The fastest flight takes about 6h 33m.
Morning vs Evening Departure Fares
Lowest fare by departure window: Evening from $213, Morning from $281, Afternoon from $323, Night from $385. These observations do not predict the cheapest departure window on other dates.
Cheapest Airfare & Best Time to Book
Search your travel dates to compare current fares. Prices change with airline seat availability.
One-Way vs Round-Trip Fare Comparison
Compare the complete cost and conditions of both options for your dates. A round-trip can have different fare and change rules from two one-way tickets. One booking may contain multiple airline PNRs; confirm baggage transfer and connection protection for separate tickets.
Online Web Check-In & Boarding Pass
Check the operating airline’s opening time and check-in deadline for each sector. Seat charges and availability depend on your fare. Use the airline reference and the links on Web Check-in.
How to Book Cheap Flights on FlyX
1
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Choose one-way or round-trip, pick your dates and travellers in the search form above.
2
Compare search results
Sort or filter the Boston–Santiago results by price, departure time, stops and airline.
3
Open the fare choices
Check baggage allowance and refundability for each fare type before continuing.
4
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5
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Why Book Your Flight with FlyX?
Compare the available Boston to Santiago options by total price, stops, baggage and fare conditions. Search your dates for current availability, then review traveller details and the final price before paying.
Payment confirmation and ticket issuance are separate steps. If your booking is awaiting a PNR or ticket, follow its status and contact FlyX support when you need help. Your issued ticket contains the airline reference and itinerary. Change and cancellation charges depend on the purchased fare and any separately disclosed service fee.
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Exclusive Flight Offers & Promo Coupons
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Max saving
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Up to 20% Off on Flights
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Frequently Asked Questions
Is it worth booking Boston to Santiago flights in advance?
There is no guaranteed cheapest booking window. Compare your planned dates early, check nearby dates and consider baggage, connection time and change conditions as well as price. On the Boston to Santiago dates shown on this page, the lowest fare is on a Friday at $213. This can change from week to week.
How far is Boston from Santiago by air?
The direct air distance between Boston (BOS) and Santiago (STI) is about 2,553 km. Actual flight time varies with the routing the airline files and with winds on the day.
Are there non-stop flights from BOS to STI?
Not on the dates shown here. Every Boston to Santiago option on this page has at least one stop. Non-stop service can differ by season and by day, so check nearby dates before you decide.
Which airlines fly Boston to Santiago?
American Airlines, United Airlines and Delta Air Lines are listed on this route for the dates shown here. Fares, baggage allowance and refund rules differ by airline and by fare type, so compare the fare conditions and not only the headline price.
How long is the flight from Boston to Santiago?
Every option on this page has at least one stop, and the shortest total journey time is about 6h 33m including the layover. Non-stop service on this route can vary by season and by day.
What is the cheapest Boston to Santiago flight fare?
The lowest Boston to Santiago fare on this page is $213. Fares on the same dates run up to $728, depending on airline, timing and fare type. Airline prices change often, so search your dates for the current fare.
What time do Boston to Santiago flights depart?
On the dates shown here, the first departure is around 05:00 and the last around 22:00, local time at Boston. Use the departure-time filter on the results above to narrow to a morning, afternoon or evening slot.
Why does the price change after clicking Book Now?
Airline seat inventory and fares change continuously. Selecting Book Now runs a live fare verification with the airline so the price you approve is the price you pay. If it has moved, you see the new figure before any payment.
Before you book this route
Check the airport codes BOS–STI, local departure and arrival dates, and every connecting airport. Connections can have different document and baggage requirements from your final destination.
Where these fares come from
The fares, durations, stops and baggage shown here come from real airline search results for this route. They are examples for the dates on this page, not a full timetable and not a locked price. Run a search to see what is available for your own dates.
Fares shown are for departures on .
Check official travel requirements
Confirm passport, visa and transit rules for your nationality and full itinerary with the relevant government and operating airline. IATA travel-document information explains why requirements vary.
Planning more than the flight? Our United States guide covers the visa process for Indian passport holders, best time to go, how long to plan for, and which places are worth the days you have. Long-haul city breaks and national parks.
The BOS to STI cards above show selected flight options. Airline prices and seat availability can move quickly, so the final fare is rechecked in the booking flow.
Approx route distance: 2,553.11 km.
Before you book
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Use filters
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Check fare choices
Continue to Booking opens the verified fare choices, including baggage and refundability, before review.
Lowest Boston to Santiago airfare, in 30 days and in 90 days
Cheapest Fare
Fare
Date
Airline
Departure
Lowest Airfare
$213
30/10/2026
American Airlines
21:25
Cheapest Airfare Within 30 Days
$209
07/11/2026
American Airlines
21:25
Cheapest Airfare Within 90 Days
$203
06/01/2027
American Airlines
21:25
Book Boston to Santiago Flight Tickets on FlyX
FlyX lists each Boston to Santiago flight in these results with its fare, departure time, stops, layover airport and baggage, so you can compare air tickets side by side. To find a cheap ticket, sort by price and check what baggage the fare includes. The fare is checked with the airline again before you pay.
Boston to Santiago Flight Distance, Duration and Time
The aerial distance between Boston and Santiago is about 2,553 KM. In these results, journey times range from 6h 33m to 32h 23m. Flights with a layover take longer because the total includes the connection time.
Boston to Santiago Flight Schedule and Timing
The search for these dates returned 72 flight options. The first departure from Boston is at 05:00 and the last is at 22:00. Flights leave from Logan International and land at Cibao International Airport.
Flight Route Details & Analysis
Flight Details
Information
Route
Boston to Santiago
Aerial Distance
2,553 KM
Flight Duration
6h 33m - 32h 23m
Airport Codes
Boston - BOS, Santiago - STI
Total Flights Available
72 flights0 direct72 with layovers
First Flight Departure
Departs at 05:00
Last Flight Departure
Departs at 22:00
Early Morning Flights (12 AM - 8 AM)
21 flights0 direct21 with layovers
Morning Flights (8 AM - 12 PM)
17 flights0 direct17 with layovers
Afternoon Flights (12 PM - 4 PM)
10 flights0 direct10 with layovers
Evening Flights (4 PM - 8 PM)
12 flights0 direct12 with layovers
Night Flights (8 PM - 12 AM)
12 flights0 direct12 with layovers
Airport Information & Terminals
BOS: Boston Logan International Airport. Logan is close to downtown Boston compared with many US airports. Taxis, airport buses and transit work well, but winter weather and academic move-in dates can change travel ease.
STI: Santiago de los Caballeros airport. Airport access in Santiago de los Caballeros depends on arrival time, terminal, hotel location and local traffic. Confirm the airport name on the ticket, then choose between official taxi, app cab, airport bus, rail or hotel transfer based on luggage and time of day.
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Boston to Santiago
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Logan International
