$199 Cheap Flights from Tri-Cities (TRI) to Buffalo (BUF)

Popular airlines from Tri-Cities, TN (TRI-Tri-Cities Regional) to Buffalo Niagara Intl. Airport (BUF)

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Cheap Flights from Tri-Cities to Buffalo (TRI-BUF)

Prices were available within the past 7 days and start at $199 for one-way flights and $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
Delta
Delta
Delta
Delta
Delta
Delta
American Airlines

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Alternative airports near Buffalo

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

Flights from Tri-Cities (TRI) to Buffalo (BUF)
Origin airport
Tri-Cities Regional
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta
Roundtrip price
$306
Distance
486 mi

Tri-Cities to Buffalo Flights

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

 

The best time to book a flight from Tri-Cities to Buffalo

Sunday is one of the best days to book for cheap flights from Tri-Cities 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 Tri-Cities 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 Tri-Cities to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $199 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 Tri-Cities 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 Tri-Cities 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.

 

Frequently asked questions

How much does a flight from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF) cost?
Get a cheap one-way flight from $199 or cheap return flight from $307 from Tri-Cities Regional Airport (TRI) 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 Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF)?
Flying in February is a great way to save, as it's the cheapest month for flights between TRI and BUF. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from TRI to BUF. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF)?
There are no daily direct flights from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way in no time at all.
What day of the week has the most flights from TRI to BUF?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF)?
To touch down at Buffalo Niagara Intl. Airport (BUF) on schedule, opt for a flight that takes off from Tri-Cities Regional Airport (TRI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Last-minute bookings from TRI to BUF are usually more expensive. To secure the lowest rates, start searching for flights well ahead of time. That being said, if you're flexible with your travel dates, you may score a cheap fare right before you leave.
Is it cheaper to book a TRI to BUF flight and hotel package?
Securing a TRI to BUF flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our wide range of hotels and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tri-Cities Regional Airport (TRI) to Buffalo Niagara Intl. Airport (BUF)?
In most cases, you can modify or cancel your TRI to BUF flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, go to our Customer Service portal.

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*Available to One Key members.