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Cheap flights from San Antonio to Knoxville from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Knoxville departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Antonio to Knoxville

Cheap round-trip flights

These are some of the best round-trip flight deals from San Antonio to Knoxville that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Antonio to Knoxville.

Cheap last minute flights

Planning a quick getaway from San Antonio to Knoxville? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Knoxville, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Antonio to Knoxville

Find recent round-trip train or bus tickets from San Antonio to Knoxville.

All round-trip flight deals to Knoxville

The cheapest plane tickets to Knoxville found on KAYAK recently.
5:30 am - 1:27 pmSAT-TYS
6h 57m1 stop
5:45 am - 10:07 amTYS-SAT
5h 22m1 stop
$258Delta
Find Deal
Tue, Jan 7 - Sun, Jan 12
12:50 pm - 9:29 pmSAT-TYS
7h 39m1 stop
5:30 am - 9:51 amTYS-SAT
5h 21m1 stop
$308Delta
Find Deal
Tue, Apr 22 - Sun, Apr 27
5:40 pm - 12:20 amSAT-TYS
5h 40m1 stop
5:23 am - 10:07 amTYS-SAT
5h 44m1 stop
$309American Airlines
Find Deal
Thu, Jan 2 - Thu, Jan 9
6:31 am - 3:38 pmSAT-TYS
8h 07m2 stops
2:48 pm - 8:10 pmTYS-SAT
6h 22m1 stop
$313American Airlines
Find Deal
Tue, Jan 7 - Sun, Jan 12
12:25 pm - 6:05 pmSAT-TYS
4h 40m1 stop
11:40 am - 5:44 pmTYS-SAT
7h 04m1 stop
$328United Airlines
Find Deal
Thu, Jan 2 - Thu, Jan 9
12:25 pm - 6:05 pmSAT-TYS
4h 40m1 stop
7:00 am - 5:44 pmTYS-SAT
11h 44m2 stops
$333United Airlines
Find Deal
Thu, Jan 2 - Thu, Jan 9
9:49 pm - 6:53 pmSAT-TYS
20h 04m1 stop
7:43 pm - 1:28 pmTYS-SAT
18h 45m1 stop
$364Frontier
Find Deal
Wed, Dec 18 - Sun, Dec 22
5:25 am - 11:43 amSAT-TYS
5h 18m1 stop
6:36 pm - 12:38 amTYS-SAT
7h 02m1 stop
$368Delta
Find Deal
Wed, Dec 18 - Sun, Dec 22
2:07 pm - 6:20 pmSAT-TYS
27h 13m2 stops
1:41 pm - 4:33 amTYS-SAT
15h 52m2 stops
Thu, Jan 2 - Thu, Jan 9
2:07 pm - 6:20 pmSAT-TYS
27h 13m2 stops
1:41 pm - 8:59 pmTYS-SAT
32h 18m3 stops
Thu, Jan 2 - Thu, Jan 9
6:32 pm - 7:47 amSAT-TYS
12h 15m1 stop
Fri, Dec 6
1:14 pm - 4:56 pmSAT-TYS
26h 42m2 stops
Fri, Dec 6
12:27 pm - 6:53 pmSAT-TYS
5h 26m1 stop
$209Delta
Find Deal
Sun, Dec 15
12:26 pm - 9:27 pmSAT-TYS
8h 01m2 stops
$234American Airlines
Find Deal
Wed, Jan 8
5:00 am - 9:16 pmSAT-TYS
15h 16m1 stop
Sat, Dec 21
6:02 pm - 11:30 pmSAT-TYS
4h 28m1 stop
$280United Airlines
Find Deal
Sun, Dec 22
7:37 pm - 9:12 pmSAT-TYS
24h 35m2 stops
Sun, Dec 22
2:07 pm - 9:12 pmSAT-TYS
30h 05m3 stops
Sun, Dec 22
12:08 pm - 8:35 pmSAT-TYS
7h 27m2 stops
$314United Airlines
Find Deal
Sun, Dec 15
1:14 pm - 12:01 pmSAT-TYS
21h 47m3 stops
Fri, Dec 6
6:46 am - 2:26 pmSAT-TYS
6h 40m1 stop
5:31 am - 11:46 amTYS-SAT
7h 15m1 stop
$373American Airlines
Find Deal
Thu, Nov 21 - Mon, Nov 25
6:40 pm - 12:19 amSAT-TYS
4h 39m1 stop
4:12 pm - 10:59 pmTYS-SAT
7h 47m1 stop
$378American Airlines
Find Deal
Fri, Nov 22 - Wed, Nov 27
6:46 am - 2:26 pmSAT-TYS
6h 40m1 stop
4:12 pm - 10:59 pmTYS-SAT
7h 47m1 stop
$424American Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
1:18 pm - 6:06 pmSAT-TYS
27h 48m2 stops
5:56 pm - 1:01 amTYS-SAT
8h 05m1 stop
Thu, Nov 21 - Mon, Nov 25
12:29 pm - 6:54 pmSAT-TYS
5h 25m1 stop
9:09 am - 1:17 pmTYS-SAT
5h 08m1 stop
$463Delta
Find Deal
Thu, Nov 21 - Sun, Nov 24
5:54 am - 10:34 amSAT-TYS
27h 40m3 stops
12:38 pm - 1:01 amTYS-SAT
13h 23m1 stop
Thu, Nov 21 - Mon, Nov 25
4:30 pm - 9:47 pmSAT-TYS
4h 17m1 stop
7:59 pm - 12:55 amTYS-SAT
5h 56m1 stop
$510Delta
Find Deal
Sat, Nov 23 - Mon, Dec 2
5:00 am - 4:55 pmSAT-TYS
10h 55m2 stops
9:25 am - 3:29 pmTYS-SAT
7h 04m1 stop
$539United Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
1:18 pm - 6:06 pmSAT-TYS
27h 48m2 stops
12:38 pm - 12:23 pmTYS-SAT
24h 45m3 stops
Thu, Nov 21 - Mon, Nov 25
5:00 am - 4:55 pmSAT-TYS
10h 55m2 stops
9:25 am - 3:29 pmTYS-SAT
7h 04m1 stop
$589United Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24

Delta flights from San Antonio to Knoxville

Our best Delta deals on San Antonio to Knoxville flight tickets
Delta
Jan 7
SAT5:30 amSan Antonio
6h 57m
1 stop
TYS1:27 pmKnoxville McGhee Tyson
Jan 12
TYS5:45 amKnoxville McGhee Tyson
5h 22m
1 stop
SAT10:07 amSan Antonio
Delta
Apr 22
SAT12:50 pmSan Antonio
7h 39m
1 stop
TYS9:29 pmKnoxville McGhee Tyson
Apr 27
TYS5:30 amKnoxville McGhee Tyson
5h 21m
1 stop
SAT9:51 amSan Antonio
Delta
Dec 18
SAT5:25 amSan Antonio
5h 18m
1 stop
TYS11:43 amKnoxville McGhee Tyson
Dec 22
TYS6:36 pmKnoxville McGhee Tyson
7h 02m
1 stop
SAT12:38 amSan Antonio

American Airlines flights from San Antonio to Knoxville

Our best American Airlines deals on San Antonio to Knoxville flight tickets
American Airlines
Jan 2
SAT5:40 pmSan Antonio
5h 40m
1 stop
TYS12:20 amKnoxville McGhee Tyson
Jan 9
TYS5:23 amKnoxville McGhee Tyson
5h 44m
1 stop
SAT10:07 amSan Antonio
American Airlines
Jan 7
SAT6:31 amSan Antonio
8h 07m
2 stops
TYS3:38 pmKnoxville McGhee Tyson
Jan 12
TYS2:48 pmKnoxville McGhee Tyson
6h 22m
1 stop
SAT8:10 pmSan Antonio
American Airlines
Nov 22
SAT6:40 pmSan Antonio
4h 39m
1 stop
TYS12:19 amKnoxville McGhee Tyson
Nov 27
TYS4:12 pmKnoxville McGhee Tyson
7h 47m
1 stop
SAT10:59 pmSan Antonio

How to get the cheapest flight ticket from San Antonio to Knoxville

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 cheapest month to fly from San Antonio to Knoxville?

August. The cheapest time of year to fly to Knoxville from San Antonio is August. Most expensive is December

What is the cheapest day to depart San Antonio for Knoxville?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from San Antonio to Knoxville?

In the evening. San Antonio to Knoxville flights are approximately 26% more expensive in the morning than in the evening

What is the cheapest airline that flies to Knoxville from San Antonio?

Delta. Delta, American Airlines, and United Airlines are the most popular carriers operating from San Antonio to Knoxville

What is the cheapest San Antonio to Knoxville flight route?

San Antonio - Knoxville McGhee Tyson. Fly from San Antonio to Knoxville McGhee Tyson for the best San Antonio - Knoxville flight prices

How far in advance should you book San Antonio to Knoxville flights?

48 days before. The cheapest time to buy a flight from San Antonio to Knoxville is approximately 48 days to departure

Can stopping save me money on San Antonio to Knoxville flights?

You could potentially save up to 26% on your flight if you consider stops on a San Antonio to Knoxville flight.

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

As of November 2024, prices for San Antonio to Knoxville flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from San Antonio to Knoxville

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

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

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

Best Price Found

$158

Fastest flight time

4h 24m

Direct flights

None

Airports in Knoxville

1 airport
The best one-way flight to Knoxville from San Antonio in the past 72 hours is $158. The best round-trip flight deal from San Antonio to Knoxville found on momondo in the last 72 hours is $258.
The fastest flight from San Antonio to Knoxville takes 4h 24m
There are no direct flights from San Antonio to Knoxville. Popular non-direct route for this connection is San Antonio Airport - Knoxville McGhee Tyson Airport.
There is 1 airport near Knoxville: Knoxville McGhee Tyson (TYS)

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

    A flight from San Antonio to Knoxville McGhee Tyson will travel around 958.1 mi. 4h 24m is a normal flight duration for this route.

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

    Prices for flights from San Antonio Airport to Knoxville McGhee Tyson Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Knoxville McGhee Tyson Airport.

  • What documentation or ID do you need to fly to Knoxville McGhee Tyson Airport?

    The travel and health documents required for your trip to Knoxville McGhee Tyson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Knoxville McGhee Tyson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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


Best airlines flying from San Antonio to Knoxville

Compare and see reviews for airlines that fly from San Antonio to Knoxville with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $234Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $237Free CancellationRating
8.0
8,765 reviews
Search Delta flights
United AirlinesPriceFrom $273Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find San Antonio to Knoxville flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Knoxville that suits you.

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

Flights from San Antonio to Knoxville with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Knoxville from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for San Antonio to Knoxville flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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