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Cheap flights from San Diego to Kentucky from $87

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 Diego to Kentucky departing on 10/2. 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 San Diego to Kentucky

Cheap round-trip flights

Frontier Logo
6:41 am - 11:59 pmSAN-CVG
14h 18m1 stop
Frontier Logo
8:00 am - 10:25 pmCVG-SAN
17h 25m1 stop
$178Frontier
Find Deal
Tue, Oct 7 - Sat, Oct 11
Frontier Logo
1:06 pm - 1:49 amSAN-CVG
9h 43m1 stop
Frontier Logo
6:05 am - 9:57 amCVG-SAN
6h 52m1 stop
$179Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13
American Airlines Logo
1:41 pm - 12:20 amSAN-LEX
7h 39m1 stop
American Airlines Logo
11:23 am - 6:05 pmLEX-SAN
9h 42m1 stop
$253American Airlines
Find Deal
Fri, Oct 24 - Tue, Dec 9
Delta Logo
1:06 pm - 9:59 pmSAN-BNA
6h 53m1 stop
Delta Logo
10:14 am - 6:29 pmBNA-SAN
10h 15m1 stop
$277Delta
Find Deal
Tue, Nov 18 - Sat, Nov 22
Delta Logo
8:00 am - 7:02 pmSAN-TYS
8h 02m1 stop
Delta Logo
1:27 pm - 8:13 pmTYS-SAN
9h 46m1 stop
$277Delta
Find Deal
Wed, Nov 12 - Sat, Nov 15
United Airlines Logo
1:55 pm - 11:19 pmSAN-TYS
6h 24m1 stop
United Airlines Logo
12:00 pm - 5:49 pmTYS-SAN
8h 49m2 stops
$282United Airlines
Find Deal
Tue, Feb 24 - Wed, Mar 18
American Airlines Logo
12:13 pm - 9:49 pmSAN-LEX
6h 36m1 stop
American Airlines Logo
5:40 am - 9:26 amLEX-SAN
6h 46m1 stop
$289American Airlines
Find Deal
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
6:48 am - 5:20 pmSAN-LEX
7h 32m1 stop
United Airlines Logo
2:10 pm - 7:46 pmLEX-SAN
8h 36m2 stops
$293United Airlines
Find Deal
Sat, Oct 11 - Sat, Oct 25
Southwest Logo
6:20 am - 4:10 pmSAN-SDF
6h 50m1 stop
Southwest Logo
5:30 pm - 10:10 pmSDF-SAN
7h 40m2 stops
$366Southwest
Find Deal
Sat, Nov 1 - Mon, Nov 10
Southwest Logo
6:45 am - 9:45 pmSAN-SDF
12h 00m2 stops
Southwest Logo
5:30 pm - 10:10 pmSDF-SAN
7h 40m2 stops
$383Southwest
Find Deal
Sat, Nov 1 - Mon, Nov 10

Delta flights from San Diego to Kentucky

Our best Delta deals on San Diego to Kentucky flight tickets
Delta
Nov 18
SAN1:06 pmSan Diego
6h 53m
1 stop
BNA9:59 pmNashville Intl
Nov 22
BNA10:14 amNashville Intl
10h 15m
1 stop
SAN6:29 pmSan Diego
$277
Find similar
Delta
Nov 7
SAN10:20 pmSan Diego
8h 25m
1 stop
LEX9:45 amLexington Blue Grass
Nov 12
LEX3:40 pmLexington Blue Grass
8h 33m
1 stop
SAN9:13 pmSan Diego
$283
Find similar
Delta
Oct 31
SAN10:30 pmSan Diego
8h 58m
1 stop
TYS10:28 amKnoxville McGhee Tyson
Nov 4
TYS5:16 pmKnoxville McGhee Tyson
7h 04m
1 stop
SAN9:20 pmSan Diego
$297
Find similar

Frontier flights from San Diego to Kentucky

Our best Frontier deals on San Diego to Kentucky flight tickets
Frontier
Oct 7
SAN6:41 amSan Diego
14h 18m
1 stop
CVG11:59 pmCincinnati Cinci./N. Kentucky
Oct 11
CVG8:00 amCincinnati Cinci./N. Kentucky
17h 25m
1 stop
SAN10:25 pmSan Diego
$178
Find similar
Frontier
Oct 10
SAN1:06 pmSan Diego
9h 43m
1 stop
CVG1:49 amCincinnati Cinci./N. Kentucky
Oct 13
CVG6:05 amCincinnati Cinci./N. Kentucky
6h 52m
1 stop
SAN9:57 amSan Diego
$179
Find similar
Frontier
Oct 14
SAN6:41 amSan Diego
14h 18m
1 stop
CVG11:59 pmCincinnati Cinci./N. Kentucky
Oct 29
CVG6:05 amCincinnati Cinci./N. Kentucky
10h 23m
1 stop
SAN1:28 pmSan Diego
$188
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Kentucky 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 September 25, 2025.
Use the filters below to find and compare flights from San Diego to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoCincinnati

SAN - CVG

SANCVG

San Diego

Tue 10/7

6:41 am-11:59 pm

1 stop14h 18m

Cincinnati Cinci./N. Kentucky

Sat 10/11

8:00 am-10:25 pm

1 stop17h 25m

$178

San DiegoCincinnati

SAN - CVG

SANCVG

San Diego

Fri 10/10

1:06 pm-1:49 am

1 stop9h 43m

Cincinnati Cinci./N. Kentucky

Mon 10/13

6:05 am-9:57 am

1 stop6h 52m

$179

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Fri 10/24

1:41 pm-12:20 am

1 stop7h 39m

Lexington Blue Grass

Tue 12/9

11:23 am-6:05 pm

1 stop9h 42m

$253

San DiegoNashville

SAN - BNA

SANBNA

San Diego

Tue 11/18

1:06 pm-9:59 pm

1 stop6h 53m

Nashville Intl

Sat 11/22

10:14 am-6:29 pm

1 stop10h 15m

$277

San DiegoKnoxville

SAN - TYS

SANTYS

San Diego

Wed 11/12

8:00 am-7:02 pm

1 stop8h 02m

Knoxville McGhee Tyson

Sat 11/15

1:27 pm-8:13 pm

1 stop9h 46m

$277

San DiegoKnoxville

SAN - TYS

SANTYS

San Diego

Tue 2/24

1:55 pm-11:19 pm

1 stop6h 24m

Knoxville McGhee Tyson

Wed 3/18

12:00 pm-5:49 pm

2 stops8h 49m

$282

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 1/29

12:13 pm-9:49 pm

1 stop6h 36m

Lexington Blue Grass

Sun 2/1

5:40 am-9:26 am

1 stop6h 46m

$289

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Sat 10/11

6:48 am-5:20 pm

1 stop7h 32m

Lexington Blue Grass

Sat 10/25

2:10 pm-7:46 pm

2 stops8h 36m

$293

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sat 11/1

6:20 am-4:10 pm

1 stop6h 50m

Louisville Intl

Mon 11/10

5:30 pm-10:10 pm

2 stops7h 40m

$366

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sat 11/1

6:45 am-9:45 pm

2 stops12h 00m

Louisville Intl

Mon 11/10

5:30 pm-10:10 pm

2 stops7h 40m

$383

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 Kentucky from

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

What is the cheapest month to fly to Kentucky?

If you’re not able to fly to Kentucky in August, then June is your next best option. Flight prices from San Diego to Kentucky during June average around $379.

What is the cheapest day to depart on your flight to Kentucky?

Our data shows that Saturday is the least expensive day to fly to Kentucky. Tickets to fly out on this day can be as low as $449. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $515. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kentucky.

What is the cheapest time of day to depart on your flight to Kentucky?

According to our data, the cheapest time of day to fly to Kentucky is in the evening. momondo users have found flights departing from San Diego to Kentucky in the evening for as low as $366. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Kentucky is at noon when prices are around $520.

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

You are more likely to see cheaper flights to Kentucky from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Kentucky for around $456 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kentucky from San Diego for as low as $403 on momondo.

Can stopping save me money on San Diego to Kentucky flights?

You could potentially save up to 5% on your flight if you consider stops on a San Diego to Kentucky flight.

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

Fastest flight time

3h 45m

Direct flights

Every day

Airports in Kentucky

1 airport
The fastest flight from San Diego to Kentucky takes 3h 45m
Direct flights go from San Diego to Kentucky every day.
There is 1 airport near Kentucky: Nashville Intl (BNA)
Search flight deals

  • 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?

  • 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
Spirit AirlinesPriceFrom $91Free CancellationRating
6.3
8,042 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
7,973 reviews
Search Delta flights
United AirlinesPriceFrom $313Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
SouthwestPriceFrom $341Free CancellationRating
8.0
4,246 reviews
Search Southwest 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.

An easier way to manage your Kentucky trip

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