What airlines fly to Kentucky?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Kentucky from San Diego according to our data. American Airlines is the first choice among our users, with 43% 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.

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

Southwest, Delta, and United Airlines are the most popular carriers operating from San Diego to Kentucky

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

2 flights are operational weekly from San Diego to Kentucky as of October 2026. The most popular departure day for this route is Tue, with 50% of flights per week taking off on this day.

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

Prices for flights from San Diego Airport to Kentucky refresh daily.

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

As of October 2026, there are 4 operators available to choose from for flights from San Diego Airport to Kentucky.

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

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 San Diego Airport to Kentucky.

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

The travel and health documents you'll need for your trip to Kentucky may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$144 Cheap Flights from San Diego to Kentucky in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Kentucky

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:28 pm - 10:36 pmSAN San Diego-LEX Lexington Blue Grass

7h 08m1 stop Dallas/Fort Worth

5:15 am - 9:34 amLEX Lexington Blue Grass-SAN San Diego

7h 19m1 stop Chicago O'Hare Intl

$287American Airlines

Wed, Nov 18 - Wed, Nov 25

6:15 am - 4:15 pmSAN San Diego-LEX Lexington Blue Grass

7h 00m1 stop Charlotte Douglas

5:15 am - 9:34 amLEX Lexington Blue Grass-SAN San Diego

7h 19m1 stop Chicago O'Hare Intl

$287American Airlines

Wed, Nov 18 - Wed, Nov 25

1:22 pm - 4:32 pmSAN San Diego-SDF Louisville Intl

24h 10m1 stop Raleigh-Durham

5:12 pm - 11:52 amSDF Louisville Intl-SAN San Diego

21h 40m1 stop Raleigh-Durham

$298Breeze Airways

Tue, Dec 8 - Sat, Dec 12

6:50 am - 6:32 pmSAN San Diego-SDF Louisville Intl

8h 42m1 stop Chicago O'Hare Intl

7:00 am - 10:59 amSDF Louisville Intl-SAN San Diego

6h 59m1 stop Houston George Bush Intcntl

$299United Airlines

Mon, Nov 9 - Thu, Nov 12

7:00 am - 4:03 pmSAN San Diego-SDF Louisville Intl

6h 03m1 stop Chicago O'Hare Intl

3:20 pm - 9:14 pmSDF Louisville Intl-SAN San Diego

8h 54m1 stop Denver Intl

$299United Airlines

Sat, Feb 13 - Wed, Feb 17

10:35 pm - 11:25 amSAN San Diego-SDF Louisville Intl

9h 50m1 stop Orlando

5:10 pm - 11:20 pmSDF Louisville Intl-SAN San Diego

9h 10m1 stop Baltimore/Washington

$299Southwest

Mon, Nov 9 - Thu, Nov 12

6:15 am - 5:10 pmSAN San Diego-SDF Louisville Intl

7h 55m1 stop Las Vegas Harry Reid Intl

7:35 pm - 11:20 pmSDF Louisville Intl-SAN San Diego

6h 45m1 stop Chicago Midway

$300Southwest

Tue, Dec 8 - Tue, Dec 8

10:25 pm - 9:25 amSAN San Diego-LEX Lexington Blue Grass

8h 00m1 stop Atlanta Hartsfield-Jackson

5:59 pm - 10:34 pmLEX Lexington Blue Grass-SAN San Diego

7h 35m1 stop Atlanta Hartsfield-Jackson

$333Delta

Thu, Nov 5 - Wed, Nov 11

9:45 pm - 10:21 amSAN San Diego-SDF Louisville Intl

9h 36m1 stop Atlanta Hartsfield-Jackson

6:00 am - 9:42 amSDF Louisville Intl-SAN San Diego

6h 42m1 stop Atlanta Hartsfield-Jackson

$341Delta

Mon, Oct 26 - Thu, Oct 29

1:22 pm - 10:11 amSAN San Diego-SDF Louisville Intl

17h 49m1 stop Raleigh-Durham

8:47 am - 6:38 pmSDF Louisville Intl-SAN San Diego

12h 51m1 stop San Francisco

$374Multiple Airlines

Tue, Oct 27 - Fri, Oct 30

Cheap last minute flights

Enter your travel dates to find the best prices.

2:01 pm - 3:06 pmSAN San Diego-SDF Louisville Intl

22h 05m2 stops Phoenix Sky Harbor Intl Orlando

8:47 am - 1:16 pmSDF Louisville Intl-SAN San Diego

31h 29m1 stop San Francisco

$819Multiple Airlines

Mon, Oct 12 - Fri, Oct 16

10:06 am - 9:35 pmSAN San Diego-SDF Louisville Intl

8h 29m1 stop Chicago O'Hare Intl

4:18 pm - 9:46 pmSDF Louisville Intl-SAN San Diego

8h 28m1 stop Dallas/Fort Worth

$866American Airlines

Thu, Oct 15 - Sun, Oct 18

10:20 pm - 12:39 pmSAN San Diego-SDF Louisville Intl

11h 19m1 stop Newark

10:25 am - 5:26 pmSDF Louisville Intl-SAN San Diego

10h 01m2 stops Chicago O'Hare Intl Los Angeles

$877United Airlines

Thu, Oct 15 - Sun, Oct 18

11:00 am - 11:59 pmSAN San Diego-SDF Louisville Intl

9h 59m2 stops Denver Intl Chicago O'Hare Intl

10:25 am - 8:08 pmSDF Louisville Intl-SAN San Diego

12h 43m2 stops Chicago O'Hare Intl Los Angeles

$882United Airlines

Thu, Oct 15 - Sun, Oct 18

11:58 am - 9:52 pmSAN San Diego-LEX Lexington Blue Grass

6h 54m1 stop Charlotte Douglas

5:29 am - 9:16 amLEX Lexington Blue Grass-SAN San Diego

6h 47m1 stop Chicago O'Hare Intl

$977American Airlines

Mon, Oct 12 - Fri, Oct 16

6:15 am - 4:49 pmSAN San Diego-SDF Louisville Intl

7h 34m1 stop Atlanta Hartsfield-Jackson

6:00 am - 9:42 amSDF Louisville Intl-SAN San Diego

6h 42m1 stop Atlanta Hartsfield-Jackson

$1,017Delta

Thu, Oct 15 - Sun, Oct 18

12:20 pm - 9:25 pmSAN San Diego-SDF Louisville Intl

6h 05m1 stop Dallas/Fort Worth

1:21 pm - 7:02 pmSDF Louisville Intl-SAN San Diego

8h 41m1 stop Dallas/Fort Worth

$1,017American Airlines

Thu, Oct 15 - Sun, Oct 18

9:10 am - 6:37 pmSAN San Diego-SDF Louisville Intl

6h 27m1 stop Dallas/Fort Worth

4:18 pm - 10:06 amSDF Louisville Intl-SAN San Diego

20h 48m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

$1,022Alaska Airlines

Thu, Oct 15 - Sun, Oct 18

2:10 pm - 5:18 pmSAN San Diego-SDF Louisville Intl

24h 08m2 stops Portland Dallas/Fort Worth

4:18 pm - 10:06 amSDF Louisville Intl-SAN San Diego

20h 48m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

$1,027Alaska Airlines

Thu, Oct 15 - Sun, Oct 18

10:53 am - 8:35 pmSAN San Diego-SDF Louisville Intl

6h 42m1 stop Atlanta Hartsfield-Jackson

3:35 pm - 9:15 pmSDF Louisville Intl-SAN San Diego

8h 40m1 stop Atlanta Hartsfield-Jackson

$1,082Delta

Mon, Oct 12 - Fri, Oct 16

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American Airlines flights from San Diego to Kentucky

Our best American Airlines deals on San Diego to Kentucky flight tickets

American Airlines

Nov 18

SAN6:15 amSan Diego

7h 00m

1 stop

LEX4:15 pmLexington Blue Grass

Nov 25

LEX5:15 amLexington Blue Grass

7h 19m

1 stop

SAN9:34 amSan Diego

$287

American Airlines

Oct 27

SAN6:30 amSan Diego

8h 57m

1 stop

SDF6:27 pmLouisville Intl

Oct 30

SDF8:02 amLouisville Intl

9h 15m

1 stop

SAN2:17 pmSan Diego

$308

American Airlines

Oct 27

SAN6:30 amSan Diego

8h 57m

1 stop

SDF6:27 pmLouisville Intl

Oct 30

SDF8:02 amLouisville Intl

9h 15m

1 stop

SAN2:17 pmSan Diego

$317

Southwest flights from San Diego to Kentucky

Our best Southwest deals on San Diego to Kentucky flight tickets

Southwest

Dec 8

SAN6:15 amSan Diego

7h 55m

1 stop

SDF5:10 pmLouisville Intl

Dec 8

SDF7:35 pmLouisville Intl

6h 45m

1 stop

SAN11:20 pmSan Diego

$300

Southwest

Dec 8

SAN10:55 amSan Diego

8h 55m

2 stops

SDF10:50 pmLouisville Intl

Dec 12

SDF3:50 pmLouisville Intl

6h 35m

1 stop

SAN7:25 pmSan Diego

$304

Southwest

Dec 8

SAN10:55 amSan Diego

8h 55m

2 stops

SDF10:50 pmLouisville Intl

Dec 12

SDF3:50 pmLouisville Intl

8h 35m

2 stops

SAN9:25 pmSan Diego

$309

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoLexington

SAN San Diego - LEX Lexington Blue Grass

SANLEX

San Diego

Wed 11/18

12:28 pm-10:36 pm

1 stop7h 08m

Lexington Blue Grass

Wed 11/25

5:15 am-9:34 am

1 stop7h 19m

$287

Quickest round-trip

San DiegoLexington

SAN San Diego - LEX Lexington Blue Grass

SANLEX

San Diego

Wed 11/18

6:15 am-4:15 pm

1 stop7h 00m

Lexington Blue Grass

Wed 11/25

5:15 am-9:34 am

1 stop7h 19m

$287

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Tue 12/8

1:22 pm-4:32 pm

1 stop24h 10m

Louisville Intl

Sat 12/12

5:12 pm-11:52 am

1 stop21h 40m

$298

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Mon 11/9

6:50 am-6:32 pm

1 stop8h 42m

Louisville Intl

Thu 11/12

7:00 am-10:59 am

1 stop6h 59m

$299

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Sat 2/13

7:00 am-4:03 pm

1 stop6h 03m

Louisville Intl

Wed 2/17

3:20 pm-9:14 pm

1 stop8h 54m

$299

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Mon 11/9

10:35 pm-11:25 am

1 stop9h 50m

Louisville Intl

Thu 11/12

5:10 pm-11:20 pm

1 stop9h 10m

$299

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Tue 12/8

6:15 am-5:10 pm

1 stop7h 55m

Louisville Intl

Tue 12/8

7:35 pm-11:20 pm

1 stop6h 45m

$300

San DiegoLexington

SAN San Diego - LEX Lexington Blue Grass

SANLEX

San Diego

Thu 11/5

10:25 pm-9:25 am

1 stop8h 00m

Lexington Blue Grass

Wed 11/11

5:59 pm-10:34 pm

1 stop7h 35m

$333

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Mon 10/26

9:45 pm-10:21 am

1 stop9h 36m

Louisville Intl

Thu 10/29

6:00 am-9:42 am

1 stop6h 42m

$341

San DiegoLouisville

SAN San Diego - SDF Louisville Intl

SANSDF

San Diego

Tue 10/27

1:22 pm-10:11 am

1 stop17h 49m

Louisville Intl

Fri 10/30

8:47 am-6:38 pm

1 stop12h 51m

$374

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 Diego 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 January, then April is your next best option. Flight prices from San Diego to Kentucky during April average around $413.

Cheap San Diego to Kentucky flight deals and tips

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

Best Price Found	$144
Fastest flight time	3h 45m
Direct flights	None

The best one-way flight to Kentucky from San Diego in the past 72 hours is $144. The best round-trip flight deal from San Diego to Kentucky found on momondo in the last 72 hours is $287.

The fastest flight from San Diego to Kentucky takes 3h 45m

There are no direct flights from San Diego to Kentucky. There are no popular flight routes from San Diego to Kentucky.

Search flight deals

Frequently asked questions about flying from San Diego to Kentucky

When did momondo last update prices for flights from San Diego Airport to Kentucky?
Prices for flights from San Diego Airport to Kentucky refresh daily.
How many operators does momondo search for flights from San Diego Airport to Kentucky?
As of October 2026, there are 4 operators available to choose from for flights from San Diego Airport to Kentucky.
How old do you have to be to fly from San Diego Airport to Kentucky?
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 San Diego Airport to Kentucky.
What documentation or ID do you need to fly to Kentucky?
The travel and health documents you'll need for your trip to Kentucky may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kentucky. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Kentucky

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $255	Free Cancellation	Rating 7.9 4,224 reviews	Search Southwest flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.0 12,146 reviews	Search American Airlines flights
Delta	PriceFrom $276	Free Cancellation	Rating 7.8 8,646 reviews	Search Delta flights
United Airlines	PriceFrom $288	Free Cancellation	Rating 7.4 10,322 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Kentucky. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Kentucky from San Diego with this policy.

How can momondo help me find flights from San Diego to Kentucky?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kentucky from San Diego.

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

If you are not ready to book a flight from San Diego to Kentucky now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kentucky and let you know when they change.