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

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The best prices from Knoxville to San Antonio are usually found in June or July, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

How to find the cheapest flight from
Knoxville (TYS) to San Antonio (SAT)

TYS - SAT
Price
$247 - $374

Popular in

December

High demand for flights, 14% potential price rise

Cheapest in

June

Best time to find cheap flights, 23% potential price drop

Round-trip from

$247

From Knoxville to San Antonio

One-way from

$103

One-way flight from Knoxville to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Knoxville to San Antonio?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 27%.

How far in advance should I book a flight from Knoxville to San Antonio?

Users have found that booking a flight from Knoxville to San Antonio at least 30 days early can save you up to 88% on average compared to booking a flight this week. If booking 30 days before your flight isn’t an option for you, users have found flights from Knoxville to San Antonio for as little as $349 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $526 for flights departing within the next 3 days.

When is the cheapest time to fly from Knoxville to San Antonio (TYS - SAT)?

It’s typically best to fly out from Knoxville to San Antonio in the afternoon. Doing so could potentially save you 13% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from Knoxville to San Antonio in November, December 2020

The best prices found for TYS to SAT flights for November, December
25 Dec - 1 Jan
$255pp
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
25 Dec - 1 Jan
$256pp
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
3 Dec - 7 Dec
$294pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

Knoxville to San Antonio 2021 flight deals

Cheap flights to San Antonio from Knoxville found for next year
25 Dec - 1 Jan
$255pp
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
25 Dec - 1 Jan
$256pp
TYS
Knoxville McGhee Tyson
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
   
2 STOPS
TYS
Knoxville McGhee Tyson
3 Dec - 7 Dec
$294pp
TYS
Knoxville McGhee Tyson
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

Last minute flights from Knoxville to San Antonio

Late deals on round-trip flights to San Antonio from Knoxville, departing today and this week
4 Dec - 7 Dec
$294pp
TYS
Knoxville McGhee Tyson
United Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson
4 Dec - 7 Dec
$338pp
TYS
Knoxville McGhee Tyson
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
TYS
Knoxville McGhee Tyson
5 Dec - 6 Dec
$395pp
TYS
Knoxville McGhee Tyson
American Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
TYS
Knoxville McGhee Tyson

One-way flights to San Antonio from Knoxville

The cheapest one-way flights from Knoxville to San Antonio
11:18 am - 3:59 pm
American Airlines
1 Stop
5h 41m
TYS - SAT
American Airlines
7:00 am - 7:26 am
Multiple Airlines
2 Stops
25h 26m
TYS - SAT
Multiple Airlines
$103
Kiwi.com
6:30 am - 7:26 am
Multiple Airlines
3 Stops
25h 56m
TYS - SAT
Multiple Airlines
$129
Kiwi.com

Related info for your journey

Useful info, stats and facts about Knoxville to San Antonio flights.

Flight FAQs

From Knoxville to San Antonio

Are flight prices decreasing from Knoxville to San Antonio due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Knoxville and San Antonio for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Knoxville McGhee Tyson to San Antonio to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. New policies for travelers booking flights from Knoxville McGhee Tyson to San Antonio include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Knoxville McGhee Tyson to San Antonio have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Knoxville McGhee Tyson to San Antonio that may be offering flexible cancellation policies are American Airlines, United Airlines, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Knoxville to San Antonio for under $300 on Cheapflights?

Yes, there are multiple flights from Knoxville to San Antonio for under $300. The cheapest flight booked recently is on American Airlines for just $255, but on average you can expect to pay $311.

Are there nonstop flights from Knoxville to San Antonio for under $300 on Cheapflights?

There are no nonstop flights from Knoxville to San Antonio, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Knoxville to San Antonio for under $300?

There are currently 3+ open flights from Knoxville to San Antonio within the next 7 days for less than $300.

Does it rain more in Knoxville or San Antonio?

The rainfall in Knoxville is generally less than the rainfall in San Antonio. This will continue over the next 11 days.

Is Knoxville weather warmer or cooler than San Antonio?

With an average temperature of 97 °F, peak weather can be found in August. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Antonio are hotter than in Knoxville.

How long is the flight from Knoxville to San Antonio?

American Airlines, Delta, and United Airlines can get you from Knoxville to San Antonio in just under 4h 46m. Your travel time can differ by up to 1h 54m. This flight may include one or multiple stops.

What are the cheapest airlines flying from Knoxville to San Antonio round-trip?

American Airlines, at $255, was found to be the cheapest airline from Knoxville to San Antonio.Alternate airlines to your destination round-trip include Delta and United Airlines. American Airlines is currently priced 20% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Knoxville to San Antonio one-way?

$148 is the cheapest one-way deal found within the past few days, from American Airlines.

Alternative routes for Knoxville to San Antonio

Destination information for San Antonio

Things to know before you go. Useful info for your trip from Knoxville to San Antonio

Airports servicing Knoxville

Airports servicing San Antonio

Top 4 airlines from Knoxville to San Antonio

The chart below displays the airlines Cheapflights users traveling from Knoxville to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$138 $320 No cancel fee 62%
Delta
$208 $364 No cancel fee N/A
American Airlines
$226 $366 No cancel fee 71%
United Airlines
$199 $375 No cancel fee 69%
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