Cheap Flights from St. Louis (SUS) to Knoxville (TYS)

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Frequently asked questions

Is it cheaper to buy a plane ticket from St. Louis Airport to McGhee Tyson Airport (TYS) last minute?
When it comes to booking your flights, it's always better to be prepared. While you may be able to find a last-minute deal on a SUS to Knoxville Airport flight, tickets usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international trips it's between three and four months.
What airports do you fly into for Knoxville from St. Louis?
From St. Louis, you can connect to Knoxville through McGhee Tyson Airport (TYS), Gatlinburg, TN (GKT-Gatlinburg - Pigeon Forge) and Morristown, TN (MOR-Moore-Murrell). Find out which airport works best for you before making your decision. If you decide to land at McGhee Tyson Airport (TYS), it's approximately 19 kilometers south of downtown. Use the cash you save when booking your fare with Expedia to visit the city's well-known sights, such as Ijams Nature Center and Women's Basketball Hall of Fame.
Can I change the date of my flight from Spirit of St. Louis Airport (SUS) to Knoxville Airport?
It's so easy to make amendments to your SUS to Knoxville Airport journey yourself. Just go to the Expedia Trips portal and select "change flight." Look around for new flights and secure the one that works best with your plans. You'll see an estimate of your flight change fee, if applicable. Alternatively, visit our Customer Service portal to chat to our Virtual Agent and get answers to all your questions.

Travel information

Travel information

Origin airport
Spirit of St. Louis
Destination airport
McGhee Tyson
Distance
665 km

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