
$134 Cheap United flights from San Antonio to Knoxville (SAT to TYS)
Find The Best Day To Fly from San Antonio to Knoxville
Amazing United SAT to TYS Flight Deals
The cheapest flights to McGhee Tyson found within the past 7 days were $231 round trip and $134 one way. Prices and availability subject to change. Additional terms may apply.
TYS From SAT Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from San Antonio SAT to Knoxville TYS
To find the best deals on flights to San Antonio from Knoxville with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from San Antonio SAT to Knoxville TYS with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $231 to $366, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from San Antonio SAT to Knoxville TYS
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from San Antonio to Knoxville costs from $134. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Knoxville TYS from San Antonio SAT with United
To find a cheap United flight from San Antonio SAT to Knoxville TYS, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from San Antonio SAT to Knoxville TYS
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as December, or if you book a flight with a stopover.
Find nonstop flights from San Antonio SAT to Knoxville TYS with United
If you’re keen to be on Knoxville soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from San Antonio SAT to Knoxville TYS
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Knoxville TYS from San Antonio SAT with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 227 |
| DEN | USA | Denver Intl. | 226 |
| IAH | USA | George Bush Intercontinental | 136 |
| IAD | USA | Washington Dulles Intl. | 100 |
| SFO | USA | San Francisco Intl. | 64 |
| LAX | USA | Los Angeles Intl. | 23 |
| EWR | USA | Liberty Intl. | 20 |
| FRA | DEU | Frankfurt Intl. | 19 |
| NRT | JPN | Narita Intl. | 19 |
| PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Knoxville

Hilton Knoxville Airport
Staff was exceptional, especially Van!
Reviewed on Oct 21, 2025

La Quinta Inn & Suites by Wyndham Knoxville Airport
Room was clean, parking lot felt safe
Reviewed on Oct 24, 2025

Best Western Knoxville Airport/Alcoa
The ice machine was out on the first floor, but not that big of a deal to go up one level. The staff were very friendly and helpful. I really appreciated having the shuttle to and from the airport. I slept great- comfy, clean bed and quiet, dark room.
Reviewed on Oct 23, 2025
