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

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

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST) cost?
Snag a cheap one-way flight or cheap return flight from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST)?
The cheapest month to fly from BUF to UST is , when there's less demand. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BUF to UST flight.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST)?
Nonstop flights from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BUF to UST?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST)?
To land at Northeast Florida Regional Airport (UST) on time, pick a flight that leaves from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST) last-minute?
Last-minute fares from BUF to UST are typically more expensive. For the lowest prices, start searching for flights early. That said, if your travel plans are flexible, it's possible to land a cheap fare just before your departure.
Is it cheaper to book a BUF to UST flight and hotel package?
Compared with arranging flights and hotels separately, booking a BUF to UST flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Simply pick your flights and select 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 Buffalo Niagara Intl. Airport (BUF) to Northeast Florida Regional Airport (UST)?
It's generally possible to cancel or reschedule your BUF to UST flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

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

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Buffalo to St. Augustine Flights

The cheapest times to fly from Buffalo to St. Augustine

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

 

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

Sunday is one of the best days to book for cheap flights from Buffalo to St. Augustine: 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 St. Augustine

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 St. Augustine in 2025. 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 Buffalo to St. Augustine 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 St. Augustine 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.

 

Buffalo to St. Augustine Flights

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*Available to One Key members.