SDF - SAN

$150 Find Cheap Flights from Louisville to San Diego - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$299
Typical prices: $373-$548
American Airlines
Wed 10/10Wed 10/17
SDF - SAN • 1 stop
Cheapest one-way
$150
Typical prices: $210-$451
Southwest
Sat 11/17
SDF - SAN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Louisville and San Diego. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
21 weeks
in advance
Our data shows that travelers who book at least 21 weeks in advance save around 59% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 16% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Detroit Metropolitan Wayne County (DTW)
Cheapest • Avg $278 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 6h 11m (one-way)
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Insights
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We hope you love your trip to San Diego!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Louisville to San Diego (SDF-SAN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Louisville to San Diego

Wed, Oct 21 - Mon, Oct 26
American Airlines Logo
4:18 pm - 8:04 pmSDF  Louisville Intl-SAN San Diego
6h 46m1 stop Dallas/Fort Worth
American Airlines Logo
8:00 am - 6:37 pmSAN  San Diego-SDF Louisville Intl
7h 37m1 stop Dallas/Fort Worth
$321American Airlines
Wed, Nov 4 - Sat, Nov 7
American Airlines Logo
1:14 pm - 7:15 pmSDF  Louisville Intl-SAN San Diego
9h 01m1 stop Chicago O'Hare Intl
American Airlines Logo
6:15 am - 4:06 pmSAN  San Diego-SDF Louisville Intl
6h 51m1 stop Charlotte Douglas
$321American Airlines
Sat, Feb 13 - Tue, Feb 16
United Airlines Logo
3:20 pm - 9:08 pmSDF  Louisville Intl-SAN San Diego
8h 48m1 stop Denver Intl
United Airlines Logo
12:45 pm - 9:57 pmSAN  San Diego-SDF Louisville Intl
6h 12m1 stop Denver Intl
$321United Airlines
Thu, Nov 26 - Thu, Dec 3
United Airlines Logo
5:10 am - 11:27 amSDF  Louisville Intl-SAN San Diego
9h 17m1 stop Chicago O'Hare Intl
United Airlines Logo
11:20 am - 9:57 pmSAN  San Diego-SDF Louisville Intl
7h 37m1 stop Denver Intl
$321United Airlines
Mon, Nov 23 - Wed, Dec 2
Delta Logo
7:00 am - 10:55 amSDF  Louisville Intl-SAN San Diego
6h 55m1 stop Minneapolis St Paul
Delta Logo
12:31 pm - 11:02 pmSAN  San Diego-SDF Louisville Intl
7h 31m1 stop Minneapolis St Paul
$321Delta
Thu, Nov 26 - Thu, Dec 3
Delta Logo
7:00 am - 10:55 amSDF  Louisville Intl-SAN San Diego
6h 55m1 stop Minneapolis St Paul
Delta Logo
1:19 pm - 12:09 amSAN  San Diego-SDF Louisville Intl
7h 50m1 stop Atlanta Hartsfield-Jackson
$321Delta
Sat, Dec 5 - Thu, Dec 10
Southwest Logo
3:50 pm - 7:25 pmSDF  Louisville Intl-SAN San Diego
6h 35m1 stop Dallas Love Field
Southwest Logo
12:35 pm - 10:50 pmSAN  San Diego-SDF Louisville Intl
7h 15m2 stops Santa Barbara Denver Intl
$326Southwest
Sat, Dec 5 - Thu, Dec 10
Southwest Logo
3:50 pm - 9:25 pmSDF  Louisville Intl-SAN San Diego
8h 35m2 stops Dallas Love Field Houston Hobby
Southwest Logo
10:55 am - 10:50 pmSAN  San Diego-SDF Louisville Intl
8h 55m2 stops Phoenix Sky Harbor Intl Denver Intl
$331Southwest
Mon, Oct 5 - Tue, Oct 13
Multiple Airlines Logo
11:39 am - 4:59 pmSDF  Louisville Intl-SAN San Diego
32h 20m2 stops New Orleans Louis Armstrong Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:22 pm - 8:31 pmSAN  San Diego-SDF Louisville Intl
28h 09m1 stop Raleigh-Durham
$345Multiple Airlines
Mon, Nov 16 - Tue, Nov 17
Multiple Airlines Logo
8:47 am - 6:38 pmSDF  Louisville Intl-SAN San Diego
12h 51m1 stop San Francisco
Multiple Airlines Logo
1:22 pm - 3:26 pmSAN  San Diego-SDF Louisville Intl
23h 04m1 stop Raleigh-Durham
$352Multiple Airlines
Booking Insights

Price, demand and travel trends for Louisville to San Diego flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Louisville to San Diego with more confidence.

How much is a round-trip flight from Louisville to San Diego?

Round-trip flights from Louisville to San Diego start at $299. Prices are below average for this route right now, with typical round-trip fares ranging from $373 to $548. The lowest price found in the past 5 days was $299 on American Airlines.

What's the cheapest day of the week to fly from Louisville to San Diego?

Tuesday is the cheapest day of the week to fly from Louisville to San Diego, it is 18% cheaper than the average day. Sunday is the most expensive day with flight prices 21% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Louisville to San Diego?

  • February is the cheapest month to fly from Louisville to San Diego at $378 round-trip.
  • March ($544) and December ($533) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 43% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Louisville to San Diego the cheapest?

Flights from Louisville to San Diego are cheapest 21 weeks before departure. Booking in this window typically costs about 59% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Louisville to San Diego flights

Low season

February

Cheapest flight

$150
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Louisville to San Diego

When to book flights from Louisville to San Diego

Are your dates flexible? Find out the best times to travel from Louisville to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Louisville to San Diego flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Louisville to San Diego?

    Flights from Louisville to San Diego usually depart from Louisville Intl (SDF) and arrive at San Diego (SAN).

  • What cabin classes can I book on flights from Louisville to San Diego?

    Two cabin classes are available on flights from Louisville to San Diego:

    • Economy Class
    • First Class

  • Which airports do connecting flights from Louisville to San Diego pass through?

    One-stop flights from Louisville to San Diego most commonly connect through:

    • Dallas/Fort Worth (DFW) - 43% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 12% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 7% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Louisville to San Diego?

    Yes. Being flexible with your travel dates can save you up to 33% on the Louisville to San Diego route. Tuesday is the cheapest departure day at $369 round-trip on average, while Sunday is the most expensive at $544, a difference of $175. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in San Diego?

    Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.

  • How expensive are last-minute Louisville to San Diego flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 100% above the route average of $449. Book 21 weeks before departure for the lowest fares.

  • How long is a flight from Louisville to San Diego?

    A nonstop flight from Louisville to San Diego takes 0h 00m, covering 1,800 miles.

  • Do I need a passport to fly from Louisville to San Diego?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Louisville to San Diego changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $299 to $2,665. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from Louisville to San Diego looking right now?

    One-way fares from Louisville to San Diego are currently lower than usual. Average one-way flight prices are about $174, which is 34% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Louisville to San Diego?

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 6h 11m, compared with 6h 34m via Nashville Intl (BNA) and 6h 42m via Dallas Love Field (DAL).

  • What is the time difference between Louisville and San Diego?

    San Diego is 3 hours behind Louisville (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Diego Airport (SAN)?

    San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:
    • Dollar
    • Payless
    • Europcar
    • Thrifty
    • Fox

  • How much should I expect to pay for a Louisville to San Diego flight?

    Round-trip flights from Louisville to San Diego range from $373 to $548, with an average of $449 over the past 12 months. Anything below $373 counts as a good deal.

Your guide to booking Louisville to San Diego flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $369 - about $175 less than Sunday (32% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 21 weeks before you fly. On this route, that window historically saves about 59% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Louisville to San Diego trip for February. Fares historically average $378 round-trip in that month - typically $166 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Diego Airport.
    - Courtyard by Marriott San Diego Downtown Little Italy
    - Bay Club Hotel & Marina
    - Sheraton San Diego Resort

More options for your flight from Louisville to San Diego

Complete your trip to San Diego with a hotel stay or car rental

Car rentals in San Diego
Hotels in San Diego
Vacations in San Diego