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Cheap flights from Kentucky to San Diego from $83

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to San Diego departing on 8/23. 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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0 bags

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Find the cheapest flights from Kentucky to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:52 am - 11:39 am
CVG
-
SAN
4h 47mnonstop
Multiple Airlines Logo
6:25 am - 5:54 pm
SAN
-
CVG
8h 29m
1 stop
$237Multiple Airlines
Tue, May 26 - Thu, May 28
Frontier Logo
9:00 pm - 7:31 pm
CVG
-
SAN
25h 31m
1 stop
Frontier Logo
9:53 pm - 7:48 pm
SAN
-
CVG
18h 55m
1 stop
$239Frontier
Sat, Jul 11 - Tue, Jul 14
Frontier Logo
8:36 pm - 8:42 am
CVG
-
SAN
15h 06m
1 stop
Frontier Logo
10:07 pm - 7:35 pm
SAN
-
CVG
18h 28m
1 stop
$240Frontier
Sat, May 23 - Wed, May 27
Multiple Airlines Logo
9:54 pm - 8:47 am
LEX
-
SAN
13h 53m
1 stop
Multiple Airlines Logo
9:43 am - 9:07 pm
SAN
-
LEX
8h 24m
1 stop
$242Multiple Airlines
Sun, Jun 7 - Thu, Jun 11
Multiple Airlines Logo
8:40 pm - 9:12 pm
CVG
-
SAN
27h 32m
1 stop
Multiple Airlines Logo
12:24 pm - 7:55 pm
SAN
-
CVG
4h 31mnonstop
$243Multiple Airlines
Fri, May 29 - Tue, Jun 2
American Airlines Logo
7:02 pm - 11:34 pm
LEX
-
SAN
7h 32m
1 stop
American Airlines Logo
10:45 pm - 11:15 am
SAN
-
LEX
9h 30m
1 stop
$257American Airlines
Sat, Aug 22 - Sat, Aug 29
Delta Logo
8:00 am - 2:12 pm
LEX
-
SAN
9h 12m
1 stop
Delta Logo
6:15 am - 5:10 pm
SAN
-
LEX
7h 55m
1 stop
$277Delta
Sat, Jul 4 - Wed, Jul 15
Delta Logo
6:11 pm - 11:28 pm
LEX
-
SAN
8h 17m
1 stop
Delta Logo
6:15 am - 5:24 pm
SAN
-
LEX
8h 09m
1 stop
$287Delta
Sat, Jun 6 - Wed, Jun 10
American Airlines Logo
8:07 pm - 11:59 pm
LEX
-
SAN
6h 52m
1 stop
American Airlines Logo
10:45 pm - 10:44 am
SAN
-
LEX
8h 59m
1 stop
$303American Airlines
Fri, May 29 - Sun, Jun 7
United Airlines Logo
6:00 am - 10:49 am
SDF
-
SAN
7h 49m
1 stop
United Airlines Logo
12:33 pm - 10:59 pm
SAN
-
SDF
7h 26m
1 stop
$331United Airlines
Thu, May 28 - Wed, Jun 3

Frontier flights from Kentucky to San Diego

Our best Frontier deals on Kentucky to San Diego flight tickets
Frontier
Jul 11
CVG9:00 pmCincinnati Cinci./N. Kentucky
25h 31m
1 stop
SAN7:31 pmSan Diego
Jul 14
SAN9:53 pmSan Diego
18h 55m
1 stop
CVG7:48 pmCincinnati Cinci./N. Kentucky
$239
Frontier
May 23
CVG8:36 pmCincinnati Cinci./N. Kentucky
15h 06m
1 stop
SAN8:42 amSan Diego
May 27
SAN10:07 pmSan Diego
18h 28m
1 stop
CVG7:35 pmCincinnati Cinci./N. Kentucky
$240
Frontier
Jun 4
CVG8:40 pmCincinnati Cinci./N. Kentucky
15h 07m
1 stop
SAN8:47 amSan Diego
Jun 18
SAN9:43 amSan Diego
7h 04m
1 stop
CVG7:47 pmCincinnati Cinci./N. Kentucky
$244

American Airlines flights from Kentucky to San Diego

Our best American Airlines deals on Kentucky to San Diego flight tickets
American Airlines
Aug 22
LEX7:02 pmLexington Blue Grass
7h 32m
1 stop
SAN11:34 pmSan Diego
Aug 29
SAN10:45 pmSan Diego
9h 30m
1 stop
LEX11:15 amLexington Blue Grass
$257
American Airlines
May 29
LEX8:07 pmLexington Blue Grass
6h 52m
1 stop
SAN11:59 pmSan Diego
Jun 7
SAN10:45 pmSan Diego
8h 59m
1 stop
LEX10:44 amLexington Blue Grass
$303
American Airlines
May 27
LEX4:35 pmLexington Blue Grass
8h 13m
1 stop
SAN9:48 pmSan Diego
May 31
SAN9:25 pmSan Diego
8h 25m
1 stop
LEX8:50 amLexington Blue Grass
$308

momondo Fare Finder

 
Customize your flight search to find flights from Kentucky to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Kentucky to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CincinnatiSan Diego

CVG - SAN

CVGSAN

Cincinnati Cinci./N. Kentucky

Tue 5/26

9:52 am-11:39 am

Nonstop4h 47m

San Diego

Thu 5/28

6:25 am-5:54 pm

1 stop8h 29m

$237

CincinnatiSan Diego

CVG - SAN

CVGSAN

Cincinnati Cinci./N. Kentucky

Sat 7/11

9:00 pm-7:31 pm

1 stop25h 31m

San Diego

Tue 7/14

9:53 pm-7:48 pm

1 stop18h 55m

$239

CincinnatiSan Diego

CVG - SAN

CVGSAN

Cincinnati Cinci./N. Kentucky

Sat 5/23

8:36 pm-8:42 am

1 stop15h 06m

San Diego

Wed 5/27

10:07 pm-7:35 pm

1 stop18h 28m

$240

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sun 6/7

9:54 pm-8:47 am

1 stop13h 53m

San Diego

Thu 6/11

9:43 am-9:07 pm

1 stop8h 24m

$242

CincinnatiSan Diego

CVG - SAN

CVGSAN

Cincinnati Cinci./N. Kentucky

Fri 5/29

8:40 pm-9:12 pm

1 stop27h 32m

San Diego

Tue 6/2

12:24 pm-7:55 pm

Nonstop4h 31m

$243

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 8/22

7:02 pm-11:34 pm

1 stop7h 32m

San Diego

Sat 8/29

10:45 pm-11:15 am

1 stop9h 30m

$257

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 7/4

8:00 am-2:12 pm

1 stop9h 12m

San Diego

Wed 7/15

6:15 am-5:10 pm

1 stop7h 55m

$277

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 6/6

6:11 pm-11:28 pm

1 stop8h 17m

San Diego

Wed 6/10

6:15 am-5:24 pm

1 stop8h 09m

$287

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Fri 5/29

8:07 pm-11:59 pm

1 stop6h 52m

San Diego

Sun 6/7

10:45 pm-10:44 am

1 stop8h 59m

$303

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Thu 5/28

6:00 am-10:49 am

1 stop7h 49m

San Diego

Wed 6/3

12:33 pm-10:59 pm

1 stop7h 26m

$331

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

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

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 to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Kentucky during the month September is also very affordable. Most momondo users find prices during this month for around $112.

How far in advance should I book a flight from Kentucky to San Diego?

You are more likely to see cheaper flights to San Diego from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $443 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Kentucky for as low as $347 on momondo.

Cheap Kentucky to San Diego flight deals and tips

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

Fastest flight time

4h 05m

Direct flights

Every day

Airports in San Diego

1 airport
The fastest flight from Kentucky to San Diego takes 4h 05m
Direct flights go from Kentucky to San Diego every day.
There is 1 airport in San Diego. From Kentucky there are direct flights to San Diego (SAN).
Search flight deals

Frequently asked questions about flying from Kentucky to San Diego

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to San Diego Airport.

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

    The travel and health documents required for your trip to San Diego 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 San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to San Diego

Compare and see reviews for airlines that fly from Kentucky to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $112Free CancellationRating
6.3
8,638 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $216Free CancellationRating
7.1
11,667 reviews
Search American Airlines flights
DeltaPriceFrom $239Free CancellationRating
7.9
8,456 reviews
Search Delta flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights
SouthwestPriceFrom $323Free CancellationRating
7.9
4,302 reviews
Search Southwest flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Imperial Beach
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

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

Finding the right flight to San Diego from Kentucky is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Diego quick and easy, saving you time and money.

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

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

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

Once you have performed a search for Kentucky to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

An easier way to manage your San Diego trip

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