Popular airlines from Niagara Falls, NY (IAG-Niagara Falls Intl.) to St. Augustine, FL (UST-Northeast Florida Regional)

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Frequently asked questions

How much does a flight from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST) cost?
Lock in a cheap one-way flight or cheap return flight from Niagara Falls Intl. Airport (IAG) 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 Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST)?
The cheapest month to fly from IAG to UST is , when there's less demand. Off-peak season is typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from IAG to UST. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST)?
You'll have to hop on a flight with a layover when traveling from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from IAG to UST?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST)?
To avoid potential delays on the Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST) route, aim to fly before 3 PM. Departures after this hour have a 22% higher chance of being 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 Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST) last-minute?
Holding off until right before your break to book a flight from IAG to UST generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book an IAG to UST flight and hotel package?
Securing an IAG to UST flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our extensive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Niagara Falls Intl. Airport (IAG) to Northeast Florida Regional Airport (UST)?
You can usually reschedule or cancel your IAG to UST flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Niagara Falls Intl.
Destination airport
Northeast Florida Regional
Distance
917 mi

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Niagara Falls to St. Augustine Flights

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

 

The best time to book a flight from Niagara Falls to St. Augustine

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

 

Niagara Falls to St. Augustine Flights

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*Available to One Key members.