Cheap Flights from Buffalo to Santiago de los Caballeros (BUF-STI)
Prices were available within the past 7 days and start at $183 for one-way flights and $435 for roundtrip, for the period specified. Prices and availability are subject to change.
The cheapest times to fly from Buffalo 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 Buffalo to Santiago are during the month of January. You can find some of the cheapest flights from Buffalo to Santiago with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Buffalo to Santiago
Sunday is one of the best days to book for cheap flights from Buffalo 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 Buffalo 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 Buffalo to Santiago in 2026. 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 Buffalo 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 Buffalo 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) cost?
You can find cheap one-way flights from $183 and cheap return flights $435 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) with Expedia. One-way flights generally range between $181 and $565, and roundtrip flights usually range from $415 to $1430. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
February is the cheapest month to fly from Buffalo, NY (BUF) to Santiago (STI), with average round-trip fares around $430. This price is about 23% lower than the average throughout the year, as demand is typically lower during the winter months. Other budget-friendly months include January and November.
*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
Enter BUF to STI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to Cibao Intl. (STI) with a layover in John F. Kennedy Intl. (JFK), starting from around $684 for a round-trip ticket. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
For flights from Buffalo, NY (BUF) to Santiago (STI), January and February are the best months to travel. Average return flight prices during these months are around $430, providing a good balance of cost and travel options. January is often less crowded, while February can offer pleasant weather, making it a great time to visit. This information is based on booking data from the past year.
*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from BUF to STI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
A flight from BUF to STI with a layover takes around 16 hours 50 minutes, with the route covering approximately 1,693 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
Select the "Business class" and "First class" filters when looking for BUF to STI flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Santiago from Buffalo Niagara Intl. (BUF)?
From Buffalo Niagara Intl. (BUF), you can fly into Cibao Intl. (STI) and Arturo Merino Benitez (SCL) in Santiago. Some flights may connect through major hubs like Charlotte-Douglas Intl. (CLT), Ronald Reagan Washington National (DCA), Philadelphia Intl. (PHL) before reaching Santiago. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Santiago (STI-Cibao Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, 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'd like more information.