$81 Cheap Flights from San Antonio (SAT) to Knoxville (TYS)

Bundle Your Flight + Hotel & Save!

Featured airlines

Top nine airline logos for desktop

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash

Cheap Flights from San Antonio to Knoxville (SAT-TYS)

Prices were available within the past 7 days and start at $81 for one-way flights and $178 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
American Airlines
American Airlines
Frontier Airlines
United
Frontier Airlines
American Airlines
United
Flights from San Antonio (SAT) to Knoxville (TYS)
Origin airport
San Antonio Intl.
Destination airport
McGhee Tyson
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$178
Distance
946 mi

San Antonio to Knoxville Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from San Antonio to Knoxville offer the perfect respite. Not only does exploring Knoxville provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from San Antonio to Knoxville may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Knoxville are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Knoxville more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Knoxville is $81 now!

Frequently asked questions

How much is a one-way flight from San Antonio Airport to McGhee Tyson Airport (TYS)?
Prepare to score a top deal, because one-way San Antonio flights to Knoxville start from $86. This info is based on the cheapest fare found on Expedia for this route departing within the next three months. This airfare is for an Frontier Airlines flight, leaving from San Antonio Intl. Airport (SAT) on June 17 2024 and arriving at Knoxville Airport. The price was last updated on May 23 2024 and has not changed since.
Is it cheaper to buy a plane ticket from San Antonio Airport to McGhee Tyson Airport (TYS) last minute?
Being the spontaneous type is a terrific way to travel around, but it isn’t necessarily the wisest method to get your hands on a bargain plane ticket. Think about booking your SAT to Knoxville Airport trip well in advance instead of leaving it until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. You can unleash your spontaneous side when you reach Knoxville Airport!
What is the cheapest airline flying from SAT to McGhee Tyson Airport (TYS) in the next 90 days?
With ticket prices starting at $86 for a flight from San Antonio to Knoxville, Frontier Airlines is the cheapest airline found on Expedia. This deal is based on airfares found on Expedia departing within the next 90 days and was last updated on May 23 2024 and has not changed since. The flight takes off from SAT on June 17 2024 and arrives at McGhee Tyson Airport (TYS).
What's the cheapest price for a flight from SAT to Knoxville Airport next month?
You can grab a one-way flight from San Antonio to Knoxville for only $86. This is the best ticket price for this route departing in the next month. It’s an Frontier Airlines flight leaving San Antonio Airport on June 17 2024 and touching down at Knoxville Airport. The pricing information was updated on May 23 2024 and has not changed since. It was found after looking at all available flights on Expedia within the next 30 days.
What airports do you fly into for Knoxville from San Antonio?
With McGhee Tyson Airport (TYS), Gatlinburg, TN (GKT-Gatlinburg - Pigeon Forge) and Morristown, TN (MOR-Moore-Murrell) to choose from, getting from San Antonio to Knoxville is no sweat. The city’s main hub, McGhee Tyson Airport (TYS), is roughly 12 mi south of the downtown area. Besides the price of fares, consider factors like transportation options from the airport and the distance to your hotel when deciding where to touch down. Get your Knoxville vacation off to a flying start by discovering Ijams Nature Center and Knoxville Zoological Gardens.
Can I change the date of my flight from San Antonio Intl. Airport (SAT) to Knoxville Airport?
You can quickly make changes to your San Antonio Airport to McGhee Tyson Airport (TYS) journey by logging in to the Expedia Trips portal. But before you begin, review the rules in your itinerary to see what the airline will allow you to do and if any charges apply. Some carriers charge a change fee per person, on top of any difference in ticket prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also stop by our Customer Service portal for more info and to connect with our Virtual Agent.
*Available to One Key members.