Cheap Flights from St. George (SGU) to Niagara Falls (IAG)

Popular airlines from St. George Regional Airport (SGU) to Niagara Falls, NY (IAG-Niagara Falls Intl.)

Alternative airports near Niagara Falls

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest option available. Average driving time to city center is 34 minutes. Flights from $474
BUF
Buffalo Niagara Intl.
Cheapest
Average driving time to city center34 min
Flights from $474

Frequently asked questions

How much does a flight from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG) cost?
Lock in a cheap one-way flight or cheap return flight from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG) 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 St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG)?
is the most affordable month to fly from SGU to IAG. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SGU to IAG flight.
How many flights per day from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG)?
You'll have to book a flight with a layover if you're traveling from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from SGU to IAG?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG)?
To avoid potential delays on the St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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 St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG) last-minute?
Holding off until right before your break to book a flight from SGU to IAG generally means paying more. While it's possible to find some last-minute offers, they aren't always guaranteed. Allow some flexibility in your schedule for a better chance of landing a bargain.
Is it cheaper to book a SGU to IAG flight and hotel package?
You'll generally save money by booking a SGU to IAG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your preferred flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from St. George Airport (SGU) to Niagara Falls Intl. Airport (IAG)?
In most instances, you're able to cancel or reschedule your SGU to IAG flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
St. George
Destination airport
Niagara Falls Intl.
Distance
1861 mi

Book with confidence

Book with confidence

St. George to Niagara Falls Flights

The cheapest times to fly from St. George to Niagara Falls

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

 

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

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

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. George to Niagara Falls 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 St. George to Niagara Falls 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. George to Niagara Falls 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. George to Niagara Falls Flights

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*Available to One Key members.