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Santiago de los Caballeros

$427+ Cheap flights from Buffalo (BUF) to Santiago de los Caballeros (STI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — STI
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Cheap flight deals from Buffalo to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Santiago de los Caballeros (STI). 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 agosto 18, 2025.

Round-trip from

$427
(Priceline)

Popular in

September

Cheapest in

October

Average price

$549
From Buffalo to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($55 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Buffalo to Santiago de los Caballeros

Cheapest flights from Buffalo to Santiago de los Caballeros
Explore the most affordable flight options available from Buffalo to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 18, 2025.

This JetBlue deal was found by Cheapflights users on 8/15. 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.
lun. 10/135:59 pmBUF - STI
1 stop8h 17mJetBlue
lun. 10/203:20 amSTI - BUF
1 stop11h 40mJetBlue
Deal found 8/15$427
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/210:28 amBUF - STI
2 stops15h 18mUnited Airlines
jue. 10/92:07 pmSTI - BUF
1 stop8h 35mUnited Airlines
Deal found 8/18$431
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:00 amBUF - STI
1 stop8h 20mJetBlue
vie. 9/263:20 amSTI - BUF
1 stop18h 47mJetBlue
Deal found 8/18$443
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/277:59 pmBUF - STI
1 stop12h 46mJetBlue
sáb. 10/47:14 pmSTI - BUF
1 stop13h 44mJetBlue
Deal found 8/17$444
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/235:59 pmBUF - STI
1 stop8h 17mJetBlue
dom. 10/263:43 amSTI - BUF
1 stop7h 36mJetBlue
Deal found 8/18$454
This American Airlines deal was found by Cheapflights users on 8/17. 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.
sáb. 9/275:33 pmBUF - STI
2 stops18h 54mAmerican Airlines
sáb. 10/41:29 pmSTI - BUF
2 stops22h 00mAmerican Airlines
Deal found 8/17$473
This American Airlines deal was found by Cheapflights users on 8/18. 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.
jue. 9/187:29 pmBUF - STI
2 stops16h 58mAmerican Airlines
sáb. 9/271:29 pmSTI - BUF
2 stops20h 18mAmerican Airlines
Deal found 8/18$477
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/276:30 amBUF - STI
1 stop6h 27mUnited Airlines
sáb. 10/42:07 pmSTI - BUF
2 stops19h 54mUnited Airlines
Deal found 8/17$501
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/186:00 amBUF - STI
2 stops9h 12mUnited Airlines
sáb. 9/272:07 pmSTI - BUF
1 stop8h 28mUnited Airlines
Deal found 8/18$565
This American Airlines deal was found by Cheapflights users on 8/18. 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.
sáb. 12/277:44 pmBUF - STI
2 stops18h 41mAmerican Airlines
sáb. 1/107:00 amSTI - BUF
2 stops17h 23mAmerican Airlines
Deal found 8/18$765
This American Airlines deal was found by Cheapflights users on 8/17. 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.
dom. 12/217:44 pmBUF - STI
2 stops20h 46mAmerican Airlines
mié. 1/77:00 amSTI - BUF
2 stops17h 23mAmerican Airlines
Deal found 8/17$782

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Santiago de los Caballeros 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 agosto 18, 2025.
Use the filters below to find and compare flights from Buffalo to Santiago de los Caballeros that are best for you.

Fly from

Buffalo

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

jue. 9/18

6:00 am-2:13 pm

1 stop8h 13m

Santiago de los Caballeros

sáb. 9/27

10:54 am-10:07 pm

1 stop11h 13m

$427

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

jue. 10/2

5:59 pm-12:29 am

1 stop6h 30m

Santiago de los Caballeros

jue. 10/9

12:48 pm-10:00 pm

1 stop9h 12m

$427

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

lun. 10/13

5:59 pm-2:16 am

1 stop8h 17m

Santiago de los Caballeros

lun. 10/20

3:20 am-3:00 pm

1 stop11h 40m

$427

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

jue. 10/2

10:28 am-1:46 am

2 stops15h 18m

Santiago de los Caballeros

jue. 10/9

2:07 pm-10:42 pm

1 stop8h 35m

$431

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

jue. 10/23

6:30 am-12:57 pm

1 stop6h 27m

Santiago de los Caballeros

lun. 10/27

3:00 pm-10:03 am

2 stops19h 03m

$431

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

jue. 10/23

5:59 pm-2:16 am

1 stop8h 17m

Santiago de los Caballeros

lun. 10/27

9:49 am-9:20 am

1 stop23h 31m

$443

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

sáb. 9/27

7:59 pm-8:45 am

1 stop12h 46m

Santiago de los Caballeros

sáb. 10/4

7:14 pm-8:58 am

1 stop13h 44m

$444

BuffaloSantiago de los Caballeros

BUF - STI

BUFSTI

Buffalo

sáb. 9/27

5:33 pm-12:27 pm

2 stops18h 54m

Santiago de los Caballeros

sáb. 10/4

1:29 pm-11:29 am

2 stops22h 00m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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

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

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

Currently, May is the cheapest month in which you can book a flight from Buffalo to Santiago de los Caballeros (average of $347). Flying from Buffalo to Santiago de los Caballeros in July is currently the most expensive (average of $601). 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 BUF to STI?

Find hourly flight availability from Buffalo to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

When flying from Buffalo to Santiago de los Caballeros, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 31% versus a flight at noon.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. 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 Santiago de los Caballeros. Reviews last updated agosto 18, 2025.
See what other customers who have flown with United Airlines and JetBlue from Buffalo to Santiago de los Caballeros have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,925 reviews
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.2
Good
2,915 reviews
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buffalo to Santiago de los Caballeros?

    A quick flight from Buffalo to Santiago de los Caballeros can take about 8h 13m. JetBlue provides one of the quickest options available for as low as $427. The distance between Buffalo and Santiago de los Caballeros is about 1692 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Buffalo to Santiago de los Caballeros is JetBlue. Our recent data shows that you can find tickets from as low as $426 on this airline. An additional option worth looking into is United Airlines, starting at $496. Users have found that JetBlue is 39% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Buffalo to Santiago de los Caballeros (average of $347). Flying from Buffalo to Santiago de los Caballeros in July is currently the most expensive (average of $601). 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

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Alternative routes for Buffalo to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Buffalo to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Buffalo to Santiago de los Caballeros. 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 agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$426Average$647FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$496Average$1,251FlexibilityNo cancel feeOn-time69%

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