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Cheap flights from Knoxville to San Antonio from $107

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 7:26 pmTYS  Knoxville McGhee Tyson-SAT San Antonio
13h 56m1 stop Denver Intl
Multiple Airlines Logo
8:20 pm - 2:11 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
16h 51m1 stop Denver Intl
$277Multiple Airlines
Thu, Oct 22 - Sat, Oct 31
Multiple Airlines Logo
6:30 am - 7:26 pmTYS  Knoxville McGhee Tyson-SAT San Antonio
13h 56m1 stop Denver Intl
Multiple Airlines Logo
8:20 pm - 2:11 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
16h 51m1 stop Denver Intl
$280Multiple Airlines
Thu, Oct 22 - Sat, Oct 31
Delta Logo
6:23 pm - 12:33 amTYS  Knoxville McGhee Tyson-SAT San Antonio
7h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:29 pm - 10:22 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
4h 53m1 stop Atlanta Hartsfield-Jackson
$303Delta
Thu, Oct 8 - Tue, Oct 13
Delta Logo
6:23 pm - 12:33 amTYS  Knoxville McGhee Tyson-SAT San Antonio
7h 10m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:41 pm - 8:08 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
5h 27m1 stop Atlanta Hartsfield-Jackson
$303Delta
Tue, Oct 13 - Tue, Oct 20
United Airlines Logo
7:00 am - 1:03 pmTYS  Knoxville McGhee Tyson-SAT San Antonio
7h 03m1 stop Houston George Bush Intcntl
United Airlines Logo
6:43 am - 1:18 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
5h 35m1 stop Chicago O'Hare Intl
$303United Airlines
Thu, Jan 7 - Sat, Jan 9
Southwest Logo
7:25 pm - 12:45 amTYS  Knoxville McGhee Tyson-SAT San Antonio
6h 20m1 stop Nashville Intl
Southwest Logo
5:50 am - 2:20 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
7h 30m2 stops Houston Hobby Orlando
$308Southwest
Thu, Oct 22 - Sat, Oct 31
American Airlines Logo
5:32 pm - 12:04 amTYS  Knoxville McGhee Tyson-SAT San Antonio
7h 32m1 stop Dallas/Fort Worth
American Airlines Logo
7:27 am - 1:42 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
5h 15m1 stop Charlotte Douglas
$321American Airlines
Fri, Nov 6 - Sat, Nov 14
American Airlines Logo
7:30 pm - 12:05 amTYS  Knoxville McGhee Tyson-SAT San Antonio
5h 35m1 stop Dallas/Fort Worth
American Airlines Logo
9:01 am - 4:36 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
6h 35m1 stop Charlotte Douglas
$321American Airlines
Mon, Nov 23 - Fri, Nov 27
United Airlines Logo
12:05 pm - 3:53 pmTYS  Knoxville McGhee Tyson-SAT San Antonio
4h 48m1 stop Houston George Bush Intcntl
United Airlines Logo
11:47 am - 8:49 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
8h 02m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
$333United Airlines
Thu, Oct 8 - Tue, Oct 13
Southwest Logo
4:15 pm - 9:40 pmTYS  Knoxville McGhee Tyson-SAT San Antonio
6h 25m1 stop Denver Intl
Southwest Logo
8:05 am - 2:10 pmSAT  San Antonio-TYS Knoxville McGhee Tyson
5h 05m1 stop Dallas Love Field
$339Southwest
Mon, Dec 7 - Sat, Dec 12

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American Airlines flights from Knoxville to San Antonio

Our best American Airlines deals on Knoxville to San Antonio flight tickets
American Airlines
Oct 3
TYS3:21 pmKnoxville McGhee Tyson
6h 13m
1 stop
SAT8:34 pmSan Antonio
Oct 6
SAT7:25 amSan Antonio
5h 08m
1 stop
TYS1:33 pmKnoxville McGhee Tyson
$347
American Airlines
Oct 21
TYS6:56 amKnoxville McGhee Tyson
5h 05m
1 stop
SAT11:01 amSan Antonio
Oct 25
SAT5:00 amSan Antonio
5h 05m
1 stop
TYS11:05 amKnoxville McGhee Tyson
$375
American Airlines
Sep 9
TYS5:35 pmKnoxville McGhee Tyson
6h 15m
1 stop
SAT10:50 pmSan Antonio
Sep 12
SAT9:41 amSan Antonio
6h 01m
1 stop
TYS4:42 pmKnoxville McGhee Tyson
$391

Southwest flights from Knoxville to San Antonio

Our best Southwest deals on Knoxville to San Antonio flight tickets
Southwest
Oct 22
TYS7:25 pmKnoxville McGhee Tyson
6h 20m
1 stop
SAT12:45 amSan Antonio
Oct 31
SAT5:50 amSan Antonio
7h 30m
2 stops
TYS2:20 pmKnoxville McGhee Tyson
$308
Southwest
Dec 7
TYS4:15 pmKnoxville McGhee Tyson
6h 25m
1 stop
SAT9:40 pmSan Antonio
Dec 12
SAT8:05 amSan Antonio
5h 05m
1 stop
TYS2:10 pmKnoxville McGhee Tyson
$339
Southwest
Oct 26
TYS7:25 pmKnoxville McGhee Tyson
6h 20m
1 stop
SAT12:45 amSan Antonio
Oct 30
SAT1:10 pmSan Antonio
8h 35m
2 stops
TYS10:45 pmKnoxville McGhee Tyson
$346

momondo Fare Finder

 
Use the filters below to find and compare flights from Knoxville to San Antonio that are best for you.

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Route

Depart

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Price

Cheapest round-trip

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 10/22

6:30 am-7:26 pm

1 stop13h 56m

San Antonio

Sat 10/31

8:20 pm-2:11 pm

1 stop16h 51m

$277

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 10/22

6:30 am-7:26 pm

1 stop13h 56m

San Antonio

Sat 10/31

8:20 pm-2:11 pm

1 stop16h 51m

$280

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 10/8

6:23 pm-12:33 am

1 stop7h 10m

San Antonio

Tue 10/13

4:29 pm-10:22 pm

1 stop4h 53m

$303

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Tue 10/13

6:23 pm-12:33 am

1 stop7h 10m

San Antonio

Tue 10/20

1:41 pm-8:08 pm

1 stop5h 27m

$303

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 1/7

7:00 am-1:03 pm

1 stop7h 03m

San Antonio

Sat 1/9

6:43 am-1:18 pm

1 stop5h 35m

$303

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 10/22

7:25 pm-12:45 am

1 stop6h 20m

San Antonio

Sat 10/31

5:50 am-2:20 pm

2 stops7h 30m

$308

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Fri 11/6

5:32 pm-12:04 am

1 stop7h 32m

San Antonio

Sat 11/14

7:27 am-1:42 pm

1 stop5h 15m

$321

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Mon 11/23

7:30 pm-12:05 am

1 stop5h 35m

San Antonio

Fri 11/27

9:01 am-4:36 pm

1 stop6h 35m

$321

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Thu 10/8

12:05 pm-3:53 pm

1 stop4h 48m

San Antonio

Tue 10/13

11:47 am-8:49 pm

2 stops8h 02m

$333
Quickest round-trip

KnoxvilleSan Antonio

TYS Knoxville McGhee Tyson - SAT San Antonio

TYSSAT

Knoxville McGhee Tyson

Mon 12/7

4:15 pm-9:40 pm

1 stop6h 25m

San Antonio

Sat 12/12

8:05 am-2:10 pm

1 stop5h 05m

$339

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Knoxville to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Knoxville and San Antonio?

Prices are currently low for flights on this route.

Typical prices usually range from $336 to $458.
The lowest price recently found on this route was $277.

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of January, then book flights to San Antonio from Knoxville during August instead. Flights to San Antonio in August, while not as cheap as those in January, still average around $302.

How have Knoxville to San Antonio flight prices changed over time?

When to book flights from Knoxville to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to San Antonio (TYS to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to San Antonio

Best Price Found

$107

Fastest flight time

4h 37m

Direct flights

None
The best one-way flight to San Antonio from Knoxville in the past 72 hours is $107. The best round-trip flight deal from Knoxville to San Antonio found on momondo in the last 72 hours is $277.
The fastest flight from Knoxville to San Antonio takes 4h 37m
There are no direct flights from Knoxville to San Antonio. There are no popular flight routes from Knoxville to San Antonio.
Search flight deals

Frequently asked questions about flying from Knoxville to San Antonio

  • How far is Knoxville McGhee Tyson to San Antonio by plane?

    San Antonio is 958.1 mi away from Knoxville McGhee Tyson. In terms of flight time, this usually takes a little over 4h 37m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to San Antonio Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to San Antonio Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Knoxville to San Antonio?

Best airlines flying from Knoxville to San Antonio

Compare and see reviews for airlines that fly from Knoxville to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $225Free CancellationRating
7.4
10,136 reviews
Search United Airlines flights
DeltaPriceFrom $264Free CancellationRating
7.8
8,536 reviews
Search Delta flights
American AirlinesPriceFrom $268Free CancellationRating
7.1
12,022 reviews
Search American Airlines flights
SouthwestPriceFrom $299Free CancellationRating
8.0
4,203 reviews
Search Southwest flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Pleasanton
Boerne
Schertz

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to San Antonio?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Knoxville.

Can I find flights from Knoxville to San Antonio with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Knoxville to San Antonio flights to just show those with flexible booking policies.

How can momondo help me find flights from Knoxville to San Antonio?

momondo helps you find the best flight between Knoxville and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Knoxville to San Antonio right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Antonio from Knoxville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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