Cheap flights from Knoxville to Buffalo from $233
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Buffalo departing on 8/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Knoxville to Buffalo
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
United Airlines flights from Knoxville to Buffalo
Our best United Airlines deals on Knoxville to Buffalo flight tickets
American Airlines flights from Knoxville to Buffalo
Our best American Airlines deals on Knoxville to Buffalo flight tickets
See travel insights to Buffalo from
How to get the cheapest flight ticket from Knoxville to Buffalo
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Buffalo?
If you aren’t able to travel during the month of October, then book flights to Buffalo from Knoxville during March instead. Flights to Buffalo in March, while not as cheap as those in October, still average around $237.
What is the cheapest day to depart on your flight to Buffalo?
Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $248. Flights from Knoxville to Buffalo on a Monday will generally be more expensive and average around $513. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
When to book flights from Knoxville to Buffalo
Cheap Knoxville to Buffalo (TYS to BUF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Knoxville to Buffalo
How far is Knoxville McGhee Tyson to Buffalo by plane?
There are 548.4 mi between Knoxville McGhee Tyson and Buffalo. 3h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Buffalo Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Buffalo Airport were last updated today.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Buffalo Airport?
As of May 2025, there are 3 operators available to choose from for flights from Knoxville McGhee Tyson Airport to Buffalo Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Buffalo Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The necessary travel and health documents for your Buffalo Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Knoxville to Buffalo?
momondo data reveals that the most frequently booked airline on the route from Knoxville to Buffalo is American Airlines, representing 78% of all bookings. The subsequent popular airlines are Delta at 16% and United Airlines at 6%.
Best airlines flying from Knoxville to Buffalo
Compare and see reviews for airlines that fly from Knoxville to Buffalo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $198 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $305 | Free Cancellation | Rating 7.4 8,696 reviews |
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Knoxville to Buffalo?
It is quick and easy to find Knoxville to Buffalo flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Buffalo that suits you.
Can I find flights from Knoxville to Buffalo with flexible booking policies on momondo?
momondo does allow users to show only those flights to Buffalo from Knoxville which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Knoxville to Buffalo?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buffalo from Knoxville.
I’m not ready to book a flight from Knoxville to Buffalo right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Knoxville to Buffalo now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Buffalo and let you know when they change.