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Cheap flights from Louisville to San Diego from $91

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to San Diego departing on 7/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Spirit Airlines Logo
10:05 pm - 7:21 amSDF-SAN
12h 16m1 stop
Spirit Airlines Logo
6:15 am - 9:10 pmSAN-SDF
11h 55m1 stop
$162Spirit Airlines
Find Deal
jue., sep. 11 - lun., sep. 15
Spirit Airlines Logo
4:31 pm - 9:55 amSDF-SAN
20h 24m2 stops
Spirit Airlines Logo
3:57 pm - 3:36 pmSAN-SDF
20h 39m2 stops
$164Spirit Airlines
Find Deal
mié., jul. 16 - mié., jul. 23
Spirit Airlines Logo
10:05 pm - 7:21 amSDF-SAN
12h 16m1 stop
Spirit Airlines Logo
6:15 am - 9:10 pmSAN-SDF
11h 55m1 stop
$173Spirit Airlines
Find Deal
jue., sep. 11 - lun., sep. 15
Spirit Airlines Logo
10:05 pm - 7:21 amSDF-SAN
12h 16m1 stop
Spirit Airlines Logo
6:15 am - 9:10 pmSAN-SDF
11h 55m1 stop
$176Spirit Airlines
Find Deal
jue., sep. 11 - lun., sep. 15
Spirit Airlines Logo
6:26 pm - 5:55 pmSDF-SAN
26h 29m2 stops
Spirit Airlines Logo
3:57 pm - 3:36 pmSAN-SDF
20h 39m2 stops
$181Spirit Airlines
Find Deal
lun., jul. 14 - mar., jul. 22
Spirit Airlines Logo
10:05 pm - 7:21 amSDF-SAN
12h 16m1 stop
Spirit Airlines Logo
7:16 pm - 9:10 pmSAN-SDF
22h 54m1 stop
$182Spirit Airlines
Find Deal
dom., sep. 14 - mié., sep. 17
American Airlines Logo
6:45 am - 2:10 pmSDF-SAN
10h 25m1 stop
American Airlines Logo
8:32 am - 8:21 pmSAN-SDF
8h 49m1 stop
$285American Airlines
Find Deal
mié., oct. 22 - lun., oct. 27
 Logo
9:46 am - 9:55 amSDF-SAN
27h 09m3 stops
 Logo
6:15 am - 9:04 amSAN-SDF
23h 49m2 stops
mié., jul. 23 - sáb., jul. 26
American Airlines Logo
6:45 am - 2:10 pmSDF-SAN
10h 25m1 stop
American Airlines Logo
8:32 am - 8:21 pmSAN-SDF
8h 49m1 stop
$305American Airlines
Find Deal
mié., oct. 22 - lun., oct. 27
United Airlines Logo
3:25 pm - 9:12 pmSDF-SAN
8h 47m1 stop
United Airlines Logo
12:52 pm - 10:30 pmSAN-SDF
6h 38m1 stop
$307United Airlines
Find Deal
lun., ago. 18 - jue., ago. 21

Spirit Airlines flights from Louisville to San Diego

Our best Spirit Airlines deals on Louisville to San Diego flight tickets
Spirit Airlines
Sep 11
SDF10:05 pmLouisville Intl
12h 16m
1 stop
SAN7:21 amSan Diego
Sep 15
SAN6:15 amSan Diego
11h 55m
1 stop
SDF9:10 pmLouisville Intl
Spirit Airlines
Jul 16
SDF4:31 pmLouisville Intl
20h 24m
2 stops
SAN9:55 amSan Diego
Jul 23
SAN3:57 pmSan Diego
20h 39m
2 stops
SDF3:36 pmLouisville Intl
Spirit Airlines
Sep 11
SDF10:05 pmLouisville Intl
12h 16m
1 stop
SAN7:21 amSan Diego
Sep 15
SAN6:15 amSan Diego
11h 55m
1 stop
SDF9:10 pmLouisville Intl

American Airlines flights from Louisville to San Diego

Our best American Airlines deals on Louisville to San Diego flight tickets
American Airlines
Oct 22
SDF6:45 amLouisville Intl
10h 25m
1 stop
SAN2:10 pmSan Diego
Oct 27
SAN8:32 amSan Diego
8h 49m
1 stop
SDF8:21 pmLouisville Intl
American Airlines
Oct 22
SDF6:45 amLouisville Intl
10h 25m
1 stop
SAN2:10 pmSan Diego
Oct 27
SAN8:32 amSan Diego
8h 49m
1 stop
SDF8:21 pmLouisville Intl
American Airlines
Jul 16
SDF8:40 pmLouisville Intl
6h 29m
1 stop
SAN12:09 amSan Diego
Jul 23
SAN6:15 amSan Diego
9h 05m
1 stop
SDF6:20 pmLouisville Intl

See travel insights to San Diego from

How to get the cheapest flight ticket from Louisville 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 Louisville during the month January is also very affordable. Most momondo users find prices during this month for around $416.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Louisville to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $416. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $505. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

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

The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $393. Flights at noon are often more expensive with an average ticket price of $520.

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

You are more likely to see cheaper flights to San Diego from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $452 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Louisville for as low as $351 on momondo.

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

As of July 2025, prices for Louisville to San Diego flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to San Diego

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

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

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

Best Price Found

$91

Fastest flight time

6h 20m

Direct flights

None

Airports in San Diego

1 airport
The best one-way flight to San Diego from Louisville in the past 72 hours is $91. The best round-trip flight deal from Louisville to San Diego found on momondo in the last 72 hours is $162.
The fastest flight from Louisville to San Diego takes 6h 20m
There are no direct flights from Louisville to San Diego. Popular non-direct route for this connection is Louisville Intl Airport - San Diego Airport.
There is 1 airport near San Diego: San Diego (SAN)

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

    The straight-line distance from Louisville Intl to San Diego is 1797.3 mi. Flights usually cover this in 8h 47m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Louisville Intl Airport to San Diego Airport were last updated today.

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

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

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

    The required travel and health documents for your San Diego 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 San Diego 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 Louisville to San Diego?


Best airlines flying from Louisville to San Diego

Compare and see reviews for airlines that fly from Louisville to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $169Free CancellationRating
6.3
8,103 reviews
Search Spirit Airlines flights
DeltaPriceFrom $281Free CancellationRating
8.0
7,983 reviews
Search Delta flights
American AirlinesPriceFrom $314Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $362Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
SouthwestPriceFrom $379Free CancellationRating
8.0
4,272 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
El Cajon
Chula Vista
Julian
National City
La Mesa
Imperial Beach
San Ysidro
Poway
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to San Diego. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between Louisville and San Diego 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 Louisville to San Diego right now. Can momondo alert me if prices change?

Price alerts on flights to San Diego from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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1 adult
lun. 7/7
lun. 7/14

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