$183 Cheap Flights from Santiago (STI) to Buffalo (BUF)

View $183 flight on Thu, Nov 20, 2025Opens in a new window

Popular airlines from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Santiago to Buffalo (STI-BUF)

Prices were available within the past 7 days and start at $183 for one-way flights and $355 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Oct 23 - Mon, Oct 27
STI
Santiago de los Caballeros
BUF
Buffalo
$355 Roundtrip, found 2 days ago
$355
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 23 from Santiago de los Caballeros to Buffalo, returning Mon, Oct 27, priced at $355 found 2 days ago
Delta
Wed, Dec 17 - Tue, Jan 6
STI
Santiago de los Caballeros
BUF
Buffalo
$358 Roundtrip, found 3 days ago
$358
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Dec 17 from Santiago de los Caballeros to Buffalo, returning Tue, Jan 6, priced at $358 found 3 days ago
Delta
Fri, Oct 24 - Tue, Oct 28
STI
Santiago de los Caballeros
BUF
Buffalo
$358 Roundtrip, found 2 days ago
$358
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Oct 24 from Santiago de los Caballeros to Buffalo, returning Tue, Oct 28, priced at $358 found 2 days ago
United
Thu, Oct 23 - Mon, Oct 27
STI
Santiago de los Caballeros
BUF
Buffalo
$361 Roundtrip, found 2 days ago
$361
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 23 from Santiago de los Caballeros to Buffalo, returning Mon, Oct 27, priced at $361 found 2 days ago
United
Wed, Dec 17 - Tue, Jan 6
STI
Santiago de los Caballeros
BUF
Buffalo
$364 Roundtrip, found 3 days ago
$364
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 17 from Santiago de los Caballeros to Buffalo, returning Tue, Jan 6, priced at $364 found 3 days ago
Delta
Wed, Oct 22 - Thu, Oct 23
STI
Santiago de los Caballeros
BUF
Buffalo
$364 Roundtrip, found 2 days ago
$364
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 22 from Santiago de los Caballeros to Buffalo, returning Thu, Oct 23, priced at $364 found 2 days ago
United
Thu, Oct 23 - Mon, Oct 27
STI
Santiago de los Caballeros
BUF
Buffalo
$365 Roundtrip, found 2 days ago
$365
Roundtrip
found 2 days ago
Select United flight, departing Thu, Oct 23 from Santiago de los Caballeros to Buffalo, returning Mon, Oct 27, priced at $365 found 2 days ago
Delta
Sat, Feb 7 - Sat, Feb 28
STI
Santiago de los Caballeros
BUF
Buffalo
$368 Roundtrip, found 3 days ago
$368
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Feb 7 from Santiago de los Caballeros to Buffalo, returning Sat, Feb 28, priced at $368 found 3 days ago
American Airlines
Thu, Oct 23 - Mon, Oct 27
STI
Santiago de los Caballeros
BUF
Buffalo
$370 Roundtrip, found 2 days ago
$370
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 23 from Santiago de los Caballeros to Buffalo, returning Mon, Oct 27, priced at $370 found 2 days ago
JetBlue Airways
Thu, Oct 23 - Mon, Oct 27
STI
Santiago de los Caballeros
BUF
Buffalo
$374 Roundtrip, found 2 days ago
$374
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Thu, Oct 23 from Santiago de los Caballeros to Buffalo, returning Mon, Oct 27, priced at $374 found 2 days ago

Find the cheapest month to fly from Santiago de los Caballeros (STI) to Buffalo (BUF)

February is typically the cheapest month to fly

From $383 - $622 per traveler.

Alternative airports near Buffalo

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $365
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $365

Frequently asked questions

How much does a flight from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight from $183 or cheap return flight from $355 from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)?
Flying in October may help you find better deals, as it's the cheapest month for flights between STI and BUF. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from STI to BUF. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)?
Direct flights from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STI to BUF?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)?
To land at Buffalo Niagara Intl. Airport (BUF) on schedule, opt for a flight that leaves Cibao Intl. Airport (STI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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.
Is it cheaper to buy a plane ticket from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute fares from STI to BUF are generally more expensive. To secure the best prices, start looking for flights well in advance. That said, if your travel plans are flexible, you may score a cheap ticket right before your journey.
Is it cheaper to book a STI to BUF flight and hotel package?
Compared with arranging flights and hotels separately, booking a STI to BUF flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Cibao Intl. Airport (STI) to Buffalo Niagara Intl. Airport (BUF)?
If you reserved your STI to BUF flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

Travel information

Origin airport
Cibao Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$355
Distance
1693 mi

Book with confidence

Santiago to Buffalo Flights

The cheapest times to fly from Santiago to Buffalo

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 Santiago to Buffalo are during the month of October. You can find some of the cheapest flights from Santiago to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santiago to Buffalo

Sunday is one of the best days to book for cheap flights from Santiago to Buffalo: 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 Santiago to Buffalo

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 Santiago to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $183 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 Santiago to Buffalo 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 Santiago to Buffalo 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.

 

Santiago to Buffalo Flights

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*Available to One Key members.