Cheap Flights from St. Augustine (UST) to Buffalo (BUF)

Popular airlines from St. Augustine, FL (UST-Northeast Florida Regional) to Buffalo Niagara Intl. Airport (BUF)

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Frequently asked questions

How much does a flight from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF) cost?
Snag a cheap one-way flight or cheap return flight from Northeast Florida Regional Airport (UST) 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 Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF)?
Flying in can help you save, as it's the cheapest month for flights between UST and BUF. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll fly you from UST to BUF. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF)?
There aren't any daily nonstop flights from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from UST to BUF?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, 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 Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF)?
Select a flight from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**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 Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute fares from UST to BUF are typically more expensive. To secure the cheapest rates, start looking for flights ahead of time. That said, if you're flexible with your travel plans, you may land a cheap ticket right before you leave.
Is it cheaper to book an UST to BUF flight and hotel package?
Opting for an UST to BUF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our extensive range of hotels and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Northeast Florida Regional Airport (UST) to Buffalo Niagara Intl. Airport (BUF)?
In most cases, you're able to cancel or reschedule your UST to BUF flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like further details, go to our Customer Service portal.

Travel information

Origin airport
Northeast Florida Regional
Destination airport
Buffalo Niagara Intl.
Distance
907 mi

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St. Augustine to Buffalo Flights

The cheapest times to fly from St. Augustine 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 St. Augustine to Buffalo are during the month of . You can find some of the cheapest flights from St. Augustine to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Augustine to Buffalo

Sunday is one of the best days to book for cheap flights from St. Augustine 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 St. Augustine 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 St. Augustine to Buffalo in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 St. Augustine 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 St. Augustine 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.

 

St. Augustine to Buffalo Flights

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*Available to One Key members.