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

Frontier, United Airlines, and Southwest are the most popular carriers operating from San Antonio to Kentucky

How many flights depart from San Antonio to Kentucky on average per week?

The number of flights available between San Antonio and Kentucky is 18 per week as of May 2026. The most frequent departure day is Mon, with 22% of weekly flights leaving on this day.

What airlines fly to Kentucky?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Kentucky from San Antonio according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Kentucky. Keep in mind that there are 4 different airlines that fly to Kentucky on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Antonio Airport to Kentucky?

Prices for flights from San Antonio Airport to Kentucky are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Kentucky?

As of May 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Kentucky.

How old do you have to be to fly from San Antonio Airport to Kentucky?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Kentucky.

What documentation or ID do you need to fly to Kentucky?

The necessary travel and health documents for your Kentucky trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$100 Cheap Flights from San Antonio to Kentucky in 2026

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Find the cheapest flights from San Antonio to Kentucky

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:51 pm - 11:19 am

SAT

BNA

15h 28m

1 stop

6:35 pm - 8:14 pm

BNA

SAT

25h 39m

1 stop

$220Frontier

Wed, Jul 29 - Mon, Aug 3

8:59 pm - 7:35 pm

SAT

CVG

21h 36m

1 stop

8:36 pm - 6:59 pm

CVG

SAT

23h 23m

1 stop

$230Frontier

Wed, May 20 - Wed, May 27

1:23 pm - 10:11 pm

SAT

LEX

7h 48m

1 stop

5:50 pm - 11:08 pm

LEX

SAT

6h 18m

1 stop

$233United Airlines

Sat, Sep 26 - Sat, Oct 3

8:20 am - 2:05 pm

SAT

TYS

4h 45m

1 stop

6:55 pm - 12:10 am

TYS

SAT

6h 15m

1 stop

$257Southwest

Tue, Jul 7 - Sat, Jul 11

6:10 am - 2:05 pm

SAT

TYS

6h 55m

2 stops

6:55 pm - 12:10 am

TYS

SAT

6h 15m

1 stop

$262Southwest

Tue, Jul 7 - Sat, Jul 11

5:25 am - 1:19 pm

SAT

TYS

6h 54m

1 stop

5:40 am - 9:52 am

TYS

SAT

5h 12m

1 stop

$267Delta

Tue, Jun 9 - Tue, Jun 16

5:52 pm - 11:47 pm

SAT

TYS

4h 55m

1 stop

8:11 pm - 11:59 pm

TYS

SAT

4h 48m

1 stop

$274American Airlines

Mon, Jun 1 - Sat, Jun 6

5:52 pm - 11:47 pm

SAT

TYS

4h 55m

1 stop

5:00 am - 9:10 am

TYS

SAT

5h 10m

1 stop

$284American Airlines

Mon, Jun 1 - Wed, Jun 3

7:55 am - 2:46 pm

SAT

LEX

5h 51m

1 stop

7:59 pm - 12:33 am

LEX

SAT

5h 34m

1 stop

$286Delta

Wed, Jun 3 - Sun, Jun 7

5:24 pm - 12:09 am

SAT

LEX

5h 45m

1 stop

6:00 pm - 10:55 pm

LEX

SAT

5h 55m

1 stop

$313United Airlines

Wed, Aug 26 - Sat, Aug 29

Frontier flights from San Antonio to Kentucky

Our best Frontier deals on San Antonio to Kentucky flight tickets

Frontier

Jul 29

SAT7:51 pmSan Antonio

15h 28m

1 stop

BNA11:19 amNashville Intl

Aug 3

BNA6:35 pmNashville Intl

25h 39m

1 stop

SAT8:14 pmSan Antonio

$220

Frontier

May 20

SAT8:59 pmSan Antonio

21h 36m

1 stop

CVG7:35 pmCincinnati Cinci./N. Kentucky

May 27

CVG8:36 pmCincinnati Cinci./N. Kentucky

23h 23m

1 stop

SAT6:59 pmSan Antonio

$230

Frontier

May 18

SAT7:54 pmSan Antonio

22h 28m

1 stop

BNA6:22 pmNashville Intl

May 22

BNA8:20 pmNashville Intl

22h 39m

1 stop

SAT6:59 pmSan Antonio

$231

Southwest flights from San Antonio to Kentucky

Our best Southwest deals on San Antonio to Kentucky flight tickets

Southwest

Jul 7

SAT8:20 amSan Antonio

4h 45m

1 stop

TYS2:05 pmKnoxville McGhee Tyson

Jul 11

TYS6:55 pmKnoxville McGhee Tyson

6h 15m

1 stop

SAT12:10 amSan Antonio

$257

Southwest

Jul 7

SAT6:10 amSan Antonio

6h 55m

2 stops

TYS2:05 pmKnoxville McGhee Tyson

Jul 11

TYS6:55 pmKnoxville McGhee Tyson

6h 15m

1 stop

SAT12:10 amSan Antonio

$262

Southwest

Jul 7

SAT6:10 amSan Antonio

6h 55m

2 stops

TYS2:05 pmKnoxville McGhee Tyson

Jul 13

TYS6:40 amKnoxville McGhee Tyson

4h 40m

1 stop

SAT10:20 amSan Antonio

$298

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioNashville

SAT - BNA

SATBNA

San Antonio

Wed 7/29

7:51 pm-11:19 am

1 stop15h 28m

Nashville Intl

Mon 8/3

6:35 pm-8:14 pm

1 stop25h 39m

$220

San AntonioCincinnati

SAT - CVG

SATCVG

San Antonio

Wed 5/20

8:59 pm-7:35 pm

1 stop21h 36m

Cincinnati Cinci./N. Kentucky

Wed 5/27

8:36 pm-6:59 pm

1 stop23h 23m

$230

San AntonioLexington

SAT - LEX

SATLEX

San Antonio

Sat 9/26

1:23 pm-10:11 pm

1 stop7h 48m

Lexington Blue Grass

Sat 10/3

5:50 pm-11:08 pm

1 stop6h 18m

$233

San AntonioKnoxville

SAT - TYS

SATTYS

San Antonio

Tue 7/7

8:20 am-2:05 pm

1 stop4h 45m

Knoxville McGhee Tyson

Sat 7/11

6:55 pm-12:10 am

1 stop6h 15m

$257

San AntonioKnoxville

SAT - TYS

SATTYS

San Antonio

Tue 7/7

6:10 am-2:05 pm

2 stops6h 55m

Knoxville McGhee Tyson

Sat 7/11

6:55 pm-12:10 am

1 stop6h 15m

$262

San AntonioKnoxville

SAT - TYS

SATTYS

San Antonio

Tue 6/9

5:25 am-1:19 pm

1 stop6h 54m

Knoxville McGhee Tyson

Tue 6/16

5:40 am-9:52 am

1 stop5h 12m

$267

Quickest round-trip

San AntonioKnoxville

SAT - TYS

SATTYS

San Antonio

Mon 6/1

5:52 pm-11:47 pm

1 stop4h 55m

Knoxville McGhee Tyson

Sat 6/6

8:11 pm-11:59 pm

1 stop4h 48m

$274

San AntonioKnoxville

SAT - TYS

SATTYS

San Antonio

Mon 6/1

5:52 pm-11:47 pm

1 stop4h 55m

Knoxville McGhee Tyson

Wed 6/3

5:00 am-9:10 am

1 stop5h 10m

$284

San AntonioLexington

SAT - LEX

SATLEX

San Antonio

Wed 6/3

7:55 am-2:46 pm

1 stop5h 51m

Lexington Blue Grass

Sun 6/7

7:59 pm-12:33 am

1 stop5h 34m

$286

San AntonioLexington

SAT - LEX

SATLEX

San Antonio

Wed 8/26

5:24 pm-12:09 am

1 stop5h 45m

Lexington Blue Grass

Sat 8/29

6:00 pm-10:55 pm

1 stop5h 55m

$313

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Kentucky?

If you’re not able to fly to Kentucky in July, then September is your next best option. Flight prices from San Antonio to Kentucky during September average around $162.

Cheap San Antonio to Kentucky flight deals and tips

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

Fastest flight time	2h 10m
Direct flights	Every day
Airports in Kentucky	43 airports

The fastest flight from San Antonio to Kentucky takes 2h 10m

Direct flights go from San Antonio to Kentucky every day.

There are 43 airports in Kentucky. From San Antonio there are direct flights to Nashville Intl (BNA).

Search flight deals

Frequently asked questions about flying from San Antonio to Kentucky

When did momondo last update prices for flights from San Antonio Airport to Kentucky?
Prices for flights from San Antonio Airport to Kentucky are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Kentucky?
As of May 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Kentucky.
How old do you have to be to fly from San Antonio Airport to Kentucky?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Kentucky.
What documentation or ID do you need to fly to Kentucky?
The necessary travel and health documents for your Kentucky trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to Kentucky

Compare and see reviews for airlines that fly from San Antonio to Kentucky with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $123	Free Cancellation	Rating 7.9 8,456 reviews	Search Delta flights
American Airlines	PriceFrom $198	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,694 reviews	Search United Airlines flights
Southwest	PriceFrom $270	Free Cancellation	Rating 7.9 4,302 reviews	Search Southwest flights

Why use momondo?

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

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 Kentucky from San Antonio.

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

Flights from San Antonio to Kentucky 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 Kentucky?

momondo provides multiple filters to help you find the best flight to Kentucky 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 Kentucky right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kentucky from San Antonio. 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.