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Cheap flights from San Diego to Louisville from $89

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 Louisville departing on 9/11. 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 Diego to Louisville

Cheap round-trip flights

Spirit Airlines Logo
6:15 am - 3:20 pmSAN-SDF
6h 05m1 stop
Spirit Airlines Logo
4:20 pm - 10:26 pmSDF-SAN
9h 06m1 stop
$185Spirit Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
Spirit Airlines Logo
6:15 am - 3:20 pmSAN-SDF
6h 05m1 stop
Spirit Airlines Logo
4:20 pm - 10:26 pmSDF-SAN
9h 06m1 stop
$187Spirit Airlines
Find Deal
Thu, Sep 25 - Mon, Sep 29
American Airlines Logo
10:10 am - 11:03 pmSAN-SDF
9h 53m1 stop
American Airlines Logo
6:00 am - 10:20 amSDF-SAN
7h 20m1 stop
$227American Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
American Airlines Logo
11:30 am - 11:40 pmSAN-SDF
9h 10m1 stop
American Airlines Logo
6:00 am - 10:20 amSDF-SAN
7h 20m1 stop
$233American Airlines
Find Deal
Tue, Sep 9 - Fri, Sep 12
Southwest Logo
6:40 am - 7:35 pmSAN-SDF
9h 55m1 stop
Southwest Logo
6:05 am - 10:10 amSDF-SAN
7h 05m1 stop
$249Southwest
Find Deal
Sun, Nov 16 - Wed, Nov 19
Southwest Logo
11:10 am - 9:30 pmSAN-SDF
7h 20m2 stops
Southwest Logo
5:50 pm - 9:10 pmSDF-SAN
6h 20m1 stop
$254Southwest
Find Deal
Sun, Nov 16 - Wed, Nov 19
Delta Logo
10:30 pm - 8:49 amSAN-SDF
7h 19m1 stop
Delta Logo
7:33 pm - 11:24 pmSDF-SAN
6h 51m1 stop
$277Delta
Find Deal
Wed, Oct 1 - Sun, Oct 5
United Airlines Logo
6:15 am - 6:58 pmSAN-SDF
9h 43m2 stops
United Airlines Logo
1:00 pm - 8:19 pmSDF-SAN
10h 19m1 stop
$322United Airlines
Find Deal
Sat, Sep 13 - Wed, Sep 17
United Airlines Logo
8:00 am - 9:02 pmSAN-SDF
10h 02m1 stop
United Airlines Logo
3:30 pm - 11:44 pmSDF-SAN
11h 14m2 stops
$328United Airlines
Find Deal
Tue, Sep 9 - Fri, Sep 12
Delta Logo
8:00 am - 6:40 pmSAN-SDF
7h 40m1 stop
Delta Logo
6:00 am - 10:59 amSDF-SAN
7h 59m1 stop
$397Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9

Spirit Airlines flights from San Diego to Louisville

Our best Spirit Airlines deals on San Diego to Louisville flight tickets
Spirit Airlines
Sep 25
SAN6:15 amSan Diego
6h 05m
1 stop
SDF3:20 pmLouisville Intl
Sep 29
SDF4:20 pmLouisville Intl
9h 06m
1 stop
SAN10:26 pmSan Diego
$185
Find similar
Spirit Airlines
Sep 25
SAN6:15 amSan Diego
6h 05m
1 stop
SDF3:20 pmLouisville Intl
Sep 29
SDF4:20 pmLouisville Intl
9h 06m
1 stop
SAN10:26 pmSan Diego
$187
Find similar
Spirit Airlines
Sep 10
SAN7:47 pmSan Diego
16h 33m
1 stop
SDF3:20 pmLouisville Intl
Sep 15
SDF4:20 pmLouisville Intl
9h 06m
1 stop
SAN10:26 pmSan Diego
$199
Find similar

Southwest flights from San Diego to Louisville

Our best Southwest deals on San Diego to Louisville flight tickets
Southwest
Nov 16
SAN6:40 amSan Diego
9h 55m
1 stop
SDF7:35 pmLouisville Intl
Nov 19
SDF6:05 amLouisville Intl
7h 05m
1 stop
SAN10:10 amSan Diego
$249
Find similar
Southwest
Nov 16
SAN11:10 amSan Diego
7h 20m
2 stops
SDF9:30 pmLouisville Intl
Nov 19
SDF5:50 pmLouisville Intl
6h 20m
1 stop
SAN9:10 pmSan Diego
$254
Find similar
Southwest
Oct 4
SAN9:10 pmSan Diego
12h 20m
1 stop
SDF12:30 pmLouisville Intl
Oct 6
SDF2:50 pmLouisville Intl
11h 20m
2 stops
SAN11:10 pmSan Diego
$308
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Louisville 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 August 21, 2025.
Use the filters below to find and compare flights from San Diego to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Thu 9/25

6:15 am-3:20 pm

1 stop6h 05m

Louisville Intl

Mon 9/29

4:20 pm-10:26 pm

1 stop9h 06m

$185

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Thu 9/25

6:15 am-3:20 pm

1 stop6h 05m

Louisville Intl

Mon 9/29

4:20 pm-10:26 pm

1 stop9h 06m

$187

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sat 9/13

10:10 am-11:03 pm

1 stop9h 53m

Louisville Intl

Wed 9/17

6:00 am-10:20 am

1 stop7h 20m

$227

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Tue 9/9

11:30 am-11:40 pm

1 stop9h 10m

Louisville Intl

Fri 9/12

6:00 am-10:20 am

1 stop7h 20m

$233

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sun 11/16

6:40 am-7:35 pm

1 stop9h 55m

Louisville Intl

Wed 11/19

6:05 am-10:10 am

1 stop7h 05m

$249

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sun 11/16

11:10 am-9:30 pm

2 stops7h 20m

Louisville Intl

Wed 11/19

5:50 pm-9:10 pm

1 stop6h 20m

$254

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Wed 10/1

10:30 pm-8:49 am

1 stop7h 19m

Louisville Intl

Sun 10/5

7:33 pm-11:24 pm

1 stop6h 51m

$277

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Sat 9/13

6:15 am-6:58 pm

2 stops9h 43m

Louisville Intl

Wed 9/17

1:00 pm-8:19 pm

1 stop10h 19m

$322

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Tue 9/9

8:00 am-9:02 pm

1 stop10h 02m

Louisville Intl

Fri 9/12

3:30 pm-11:44 pm

2 stops11h 14m

$328

San DiegoLouisville

SAN - SDF

SANSDF

San Diego

Wed 9/3

8:00 am-6:40 pm

1 stop7h 40m

Louisville Intl

Tue 9/9

6:00 am-10:59 am

1 stop7h 59m

$397

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 Louisville from

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

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 Louisville?

If you are unable to visit Louisville during the month of June, then departing from San Diego during the month August is also very affordable. Most momondo users find prices during this month for around $389.

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

On average, the least expensive day to fly to Louisville from San Diego is on a Saturday. momondo users have found tickets for Saturday departures for as low as $449. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from San Diego to Louisville on a Sunday will generally be more expensive and average around $515. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest San Diego to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $366. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $520 per ticket.

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

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

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

You could potentially save up to 25% on your flight if you consider stops on a San Diego to Louisville flight.

How have San Diego to Louisville flight prices changed over time?

As of August 2025, prices for San Diego to Louisville flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Louisville

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

Cheap San Diego to Louisville (SAN to SDF) flight deals and tips

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

Direct flights

None
There are no direct flights from San Diego to Louisville. There are no popular flight routes from San Diego to Louisville.
Search flight deals

  • How far is San Diego to Louisville Intl by plane?

    A flight from San Diego to Louisville Intl will travel around 1797.3 mi. Typically, this will take 6h 05m by plane in normal conditions.

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

    Prices for flights from San Diego Airport to Louisville Intl Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from San Diego Airport to Louisville Intl 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 Diego Airport to Louisville Intl Airport.

  • What documentation or ID do you need to fly to Louisville Intl Airport?

    The required travel and health documents for your Louisville Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Diego to Louisville?

Best airlines flying from San Diego to Louisville

Compare and see reviews for airlines that fly from San Diego to Louisville with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $91Free CancellationRating
6.3
8,035 reviews
Search Spirit Airlines flights
DeltaPriceFrom $255Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $259Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $346Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
United AirlinesPriceFrom $391Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
French Lick
Elizabethtown
West Baden Springs
Bardstown
Jeffersonville
Shepherdsville
New Albany
Corydon
Elizabeth
Charlestown
Springfield
Brandenburg
Georgetown

Why use momondo?

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

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

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

Flights from San Diego to Louisville 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 Diego to Louisville?

momondo helps you find the best flight between San Diego and Louisville by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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