Cheap Flights from Belleville (BLV) to Knoxville (TYS)

Popular airlines from Belleville, IL (BLV-MidAmerica-St. Louis) to McGhee Tyson Airport (TYS)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Frequently asked questions

How much does a flight from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS) cost?
Snag a cheap one-way flight or cheap return flight from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS)?
is the most affordable month to fly from BLV to TYS. Planning your trip for the off-season is often the key to finding better fares.
What is the cheapest airline that flies from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BLV to TYS flight.
How many flights per day from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS)?
Nonstop flights from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BLV to TYS?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS)?
Choose a flight from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS) that leaves before 3 PM to reduce the likelihood of delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS) last-minute?
Booking your flight from BLV to TYS right before your journey is usually more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a BLV to TYS flight and hotel package?
You can save money by securing a BLV to TYS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from MidAmerica-St. Louis Airport (BLV) to McGhee Tyson Airport (TYS)?
In most cases, you're able to reschedule or cancel your BLV to TYS flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, head to our Customer Service portal.

Travel information

Origin airport
MidAmerica-St. Louis
Destination airport
McGhee Tyson
Distance
372 mi

Book with confidence

Belleville to Knoxville Flights

The cheapest times to fly from Belleville to Knoxville

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

 

The best time to book a flight from Belleville to Knoxville

Sunday is one of the best days to book for cheap flights from Belleville to Knoxville: 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 Belleville to Knoxville

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 Belleville to Knoxville in 2026. 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 Belleville to Knoxville 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 Belleville to Knoxville 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.

 

Belleville to Knoxville Flights

Explore a world of travel with Expedia

*Available to One Key members.