Title: Cheap Flights from Knoxville to Buffalo (TYS to BUF) - Expedia.co.uk ![Buffalo, NY](https://images.trvl-media.com/place/602674/87d981cf-5755-46d3-aea8-dd650f6a21eb.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602674/87d981cf-5755-46d3-aea8-dd650f6a21eb.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Knoxville (TYS) to Buffalo (BUF) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Alcoa - Knoxville Airport (TYS) to Buffalo Niagara Intl. Airport (BUF) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:tys,to:buf,departure:06/10/2025TANYT&leg2=from:buf,to:tys,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:tys,to:buf,departure:06/10/2025TANYT&leg2=from:buf,to:tys,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.co.uk/Flights-Search?leg1=from:tys,to:buf,departure:06/10/2025TANYT&leg2=from:buf,to:tys,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.co.uk/Flights-Search?leg1=from:tys,to:buf,departure:06/10/2025TANYT&leg2=from:buf,to:tys,departure:13/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 25% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Find the cheapest month to fly from Knoxville (TYS) to Buffalo (BUF) ### May is typically the cheapest month to fly From £147 - £348 per traveller. Flight from Knoxville to Buffalo route information | Origin airport | McGhee Tyson | | --- | --- | | Destination airport | Buffalo Niagara Intl. | | Distance | 906 km | ## Compare flights from Knoxville to Buffalo easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Knoxville to Buffalo. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Buffalo Niagara Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from McGhee Tyson to Buffalo Niagara Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from McGhee Tyson (TYS) to Buffalo Niagara Intl. (BUF) The easiest way to view the best deals on flights from Knoxville to Buffalo today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from McGhee Tyson to Buffalo Niagara Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Knoxville and Buffalo - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Knoxville to Buffalo flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from McGhee Tyson to Buffalo Niagara Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from McGhee Tyson Airport (TYS) to BUF? > Pack your bags, because round-trip journeys from McGhee Tyson Airport (TYS) to Buffalo Niagara International Airport start from . That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from TYS to Buffalo Niagara Intl. Airport (BUF)? > We understand that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033) and follow the instructions. ### How do I find cheap flights from McGhee Tyson Airport (TYS) to Buffalo Niagara International Airport that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Knoxville Airport to BUF flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from McGhee Tyson Airport (TYS) to BUF? > That movie you've been desperate to see will have to wait — the flight distance between TYS (TYS) and BUF (BUF) is only 910 kilometres. The captain will be telling you to buckle up for touchdown before you know it. ### Which airlines fly direct from TYS to Buffalo Niagara Intl. Airport (BUF)? > Unfortunately, there aren't any airlines that directly fly between TYS and Buffalo Niagara International Airport. You'll have to book a flight with at least one stop. ### Are McGhee Tyson Airport (TYS) to Buffalo Niagara Intl. Airport (BUF) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Knoxville Airport to BUF at the last minute could be your ticket to a fantastic deal. However, it could end up costing you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to a year in advance. 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