Title: Cheap Flights from Great Falls (GTF) to Knoxville (TYS) - Expedia.ca ![Skyline of downtown Knoxville, Tennessee, USA](https://images.trvl-media.com/place/602977/e5dfacc8-29fe-4ae7-93f0-6aa1cd8e604b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/602977/e5dfacc8-29fe-4ae7-93f0-6aa1cd8e604b.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Great Falls (GTF) to Knoxville (TYS) - [Roundtrip](?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 Great Falls, MT (GTF-Great Falls Intl.) to Alcoa - Knoxville Airport (TYS) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:tys,departure:11/11/2025TANYT&leg2=from:tys,to:gtf,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:tys,departure:11/11/2025TANYT&leg2=from:tys,to:gtf,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:tys,departure:11/11/2025TANYT&leg2=from:tys,to:gtf,departure:18/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) ![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 30% 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.ca/login) Flight from Great Falls to Knoxville (GTF - TYS) route information | Origin airport | Great Falls Intl. | | --- | --- | | Destination airport | McGhee Tyson | | Distance | 2583 km | ## Great Falls to Alcoa Flights **The easy way to book your flights from Great Falls to Knoxville**  With Expedia, it’s simple to find and book flights to Knoxville from Great Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to McGhee Tyson, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Great Falls to Knoxville today, tomorrow, or this week.   **Save dollars with cheap flights from Great Falls Intl., GTF to McGhee Tyson, TYS**  Sort your search results by price to find great deals on your flight from Great Falls to Knoxville—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Knoxville from Great Falls currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Knoxville   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Knoxville from Great Falls**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Knoxville with Expedia today. ## Frequently asked questions ### How much is a flight from Great Falls Intl. Airport (GTF) to Knoxville Airport? > If you're travelling between Great Falls Intl. Airport (GTF) and Knoxville Airport, round-trip journeys start from . This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Great Falls Intl. Airport (GTF) to McGhee Tyson Airport (TYS)? > When it comes to cancellation fees, every airline has its own terms and conditions. If you decide to cancel your escape, visit our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Great Falls Intl. Airport to Knoxville Airport that have flexible change policies? > Select our "No change fees" filter to find flexible ticketing options for your flight from Great Falls Intl. Airport to McGhee Tyson Airport (TYS). This allows you to snag a good price ahead of time and still have the freedom to make changes without any extra fees. If the new flight costs more, you'll just cover the difference. ### How many hours is the flight from Great Falls Intl. Airport to Knoxville Airport? > It takes around 4 hours and 55 minutes to fly from Great Falls Intl. Airport to Knoxville Airport. But with some TV shows and a magazine or two, the hours will pass by quicker. ### How far is the flight from Great Falls Intl. Airport (GTF) to TYS? > It's around 2,600 kilometres between Great Falls and Alcoa, so you'll be in your seat for a while. Keep yourself entertained by packing things like crossword puzzles or a thrilling novel. ### Which airlines fly direct from Great Falls Intl. Airport to Knoxville Airport? > Unfortunately, there aren't any airlines that fly direct between Great Falls Intl. Airport (GTF) and Knoxville Airport. You'll have to book a flight with one or more stops. ### Are GTF to TYS flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Great Falls Intl. Airport to Knoxville Airport at the last minute could be your ticket to a cheap deal. However, it might cost you a whole lot more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. 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