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Cheap flights from Louisville to San Diego (SDF - SAN) from $110

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SDF — SAN
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
1 adult, Economy
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The best prices from Louisville Intl to San Diego are usually found in February or November, booked 28 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Louisville to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$288

One-way from

$154
High demand for flights, 16% potential price rise
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Best time to find cheap flights, 26% potential price drop
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From Louisville Intl to San Diego
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One-way flight from Louisville Intl to San Diego
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What is the cheapest day to fly round-trip from Louisville to San Diego?

Users have found that flying from Louisville to San Diego on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Find a great deal and save up to 221% by booking at least 18 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Louisville to San Diego within the next two weeks, with the cheapest ticket starting at $254.

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

The best pricing can be found in the month of February. Prices to San Diego from Louisville average $446. You can even find prices in February for less than $446, as users have found deals to San Diego from as low as $168. The month of July appears to be one of the more expensive times to travel to San Diego from Louisville. Flying in the targeted month can save you up to 18%.

When is the cheapest time to fly from Louisville to San Diego (SDF - SAN)?

It’s optimal to fly from Louisville to San Diego in the morning. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight at noon.

Cheap United Airlines flights from Louisville to San Diego

Explore cheap flight options specifically provided by United Airlines for the route between Louisville and San Diego. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Peruse some of the lowest-priced United Airlines flights we've found from Louisville to San Diego. Make sure to check back often as deals are often changing.
Sat 5/119:04 amSDF - SAN
2 stops12h 06mUnited Airlines
Tue 5/1410:38 amSAN - SDF
1 stop8h 35mUnited Airlines
Deal found 4/27$561
Thu 6/133:28 pmSDF - SAN
1 stop9h 54mUnited Airlines
Tue 6/186:40 amSAN - SDF
1 stop12h 38mUnited Airlines
Deal found 4/28$582
Tue 6/43:28 pmSDF - SAN
2 stops11h 31mUnited Airlines
Wed 6/58:25 amSAN - SDF
1 stop8h 37mUnited Airlines
Deal found 4/28$603
Tue 7/167:00 amSDF - SAN
1 stop7h 08mUnited Airlines
Mon 7/229:24 pmSAN - SDF
1 stop10h 20mUnited Airlines
Deal found 4/28$632
Sat 8/310:50 amSDF - SAN
2 stops12h 00mUnited Airlines
Sat 8/1012:30 pmSAN - SDF
1 stop6h 58mUnited Airlines
Deal found 4/28$633
Sat 7/1310:50 amSDF - SAN
2 stops12h 00mUnited Airlines
Tue 7/234:10 pmSAN - SDF
2 stops15h 34mUnited Airlines
Deal found 4/28$662
Thu 7/183:47 pmSDF - SAN
1 stop7h 03mUnited Airlines
Mon 7/2210:29 pmSAN - SDF
1 stop8h 28mUnited Airlines
Deal found 4/28$1,362

Cheap Spirit Airlines flights from Louisville to San Diego

Explore cheap flight options specifically provided by Spirit Airlines for the route between Louisville and San Diego. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Some of the best deals we've found on Spirit Airlines flights traveling from Louisville to San Diego. Make sure to examine the flight information before completing your reservation.
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Fri 5/317:42 amSAN - SDF
1 stop9h 10mSpirit Airlines
Deal found 4/28$201
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sun 6/29:12 pmSAN - SDF
1 stop19h 40mSpirit Airlines
Deal found 4/28$207
Mon 6/178:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Thu 6/208:16 pmSAN - SDF
1 stop20h 26mSpirit Airlines
Deal found 4/27$212
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$233
Mon 7/18:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Sat 7/1310:05 amSAN - SDF
1 stop6h 52mSpirit Airlines
Deal found 4/28$235
Wed 7/178:57 pmSDF - SAN
1 stop20h 18mSpirit Airlines
Tue 7/239:11 pmSAN - SDF
1 stop19h 46mSpirit Airlines
Deal found 4/28$240
Mon 6/178:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Thu 6/205:31 pmSAN - SDF
2 stops23h 11mSpirit Airlines
Deal found 4/27$244
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sat 6/111:10 amSAN - SDF
1 stop5h 42mSpirit Airlines
Deal found 4/28$246
Fri 5/248:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sun 6/29:12 pmSAN - SDF
1 stop19h 40mSpirit Airlines
Deal found 4/28$252

Cheap Louisville to San Diego flights in April & May 2024

Find cheap flight options from Louisville to San Diego specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 29, 2024.
Scroll through some of the best deals on flights from Louisville to San Diego in 2024. Check back regularly for other flight deals.
Wed 5/88:52 pmSDF - SAN
1 stop26h 30mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$201
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sun 6/29:12 pmSAN - SDF
1 stop19h 40mSpirit Airlines
Deal found 4/28$207
Wed 5/88:52 pmSDF - SAN
1 stop15h 22mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$220
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$233
Wed 5/87:43 amSDF - SAN
3 stops28h 31mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$238
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sat 6/111:10 amSAN - SDF
1 stop5h 42mSpirit Airlines
Deal found 4/28$246
Fri 5/248:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sun 6/29:12 pmSAN - SDF
1 stop19h 40mSpirit Airlines
Deal found 4/28$252
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$255
Fri 5/248:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sat 6/111:10 amSAN - SDF
1 stop5h 42mSpirit Airlines
Deal found 4/28$291

Louisville to San Diego 2024 flight deals

Discover exclusive flight deals for travel between Louisville and San Diego in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Scroll through some of the best deals on flights from Louisville to San Diego in 2024. Check back regularly for other flight deals.
Wed 5/88:52 pmSDF - SAN
1 stop26h 30mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$201
Wed 5/228:52 pmSDF - SAN
1 stop15h 22mSpirit Airlines
Sun 6/29:12 pmSAN - SDF
1 stop19h 40mSpirit Airlines
Deal found 4/28$207
Mon 6/178:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Thu 6/208:16 pmSAN - SDF
1 stop20h 26mSpirit Airlines
Deal found 4/27$212
Wed 5/88:52 pmSDF - SAN
1 stop15h 22mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$220
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$233
Mon 7/18:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Sat 7/1310:05 amSAN - SDF
1 stop6h 52mSpirit Airlines
Deal found 4/28$235
Wed 5/87:43 amSDF - SAN
3 stops28h 31mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$238
Wed 7/178:57 pmSDF - SAN
1 stop20h 18mSpirit Airlines
Tue 7/239:11 pmSAN - SDF
1 stop19h 46mSpirit Airlines
Deal found 4/28$240
Mon 6/178:42 pmSDF - SAN
1 stop6h 13mSpirit Airlines
Thu 6/205:31 pmSAN - SDF
2 stops23h 11mSpirit Airlines
Deal found 4/27$244

Louisville to San Diego flights leaving soon

Find last-minute flight options from Louisville to San Diego for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Have a look at some of the flights available from Louisville to San Diego departing last-minute. It's wise to confirm all flight details are correct before booking.
Wed 5/88:52 pmSDF - SAN
1 stop26h 30mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$201
Wed 5/88:52 pmSDF - SAN
1 stop15h 22mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$220
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mSpirit Airlines
Wed 5/1511:13 amSAN - SDF
1 stop5h 39mSpirit Airlines
Deal found 4/28$233
Wed 5/87:43 amSDF - SAN
3 stops28h 31mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$238
Wed 5/88:52 pmSDF - SAN
2 stops20h 33mMultiple Airlines
Wed 5/159:12 pmSAN - SDF
3 stops35h 45mMultiple Airlines
Deal found 4/28$255

One-way flights to San Diego from Louisville

Search for one-way flight options from Louisville to San Diego. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
Take a look at some of the best available options we've come across on one-way flights from Louisville to San Diego. Users needing a return flight from Louisville to San Diego should utilize the search form above.
Mon 5/278:52 pmSDF - SAN
1 stop26h 30mSpirit Airlines
Deal found 4/28$110
Mon 5/278:35 pmSDF - SAN
2 stops30h 18mMultiple Airlines
Deal found 4/28$154
Wed 8/288:52 pmSDF - SAN
1 stop20h 29mSpirit Airlines
Deal found 4/28$177
Wed 8/288:45 amSDF - SAN
2 stops16h 26mUnited Airlines
Deal found 4/28$222
Mon 5/277:43 amSDF - SAN
3 stops28h 31mSpirit Airlines
Deal found 4/28$231
Wed 8/287:43 amSDF - SAN
3 stops15h 35mSpirit Airlines
Deal found 4/28$265
Fri 5/176:15 pmSDF - SAN
1 stop7h 34mDelta
Deal found 4/28$448
Fri 7/56:30 amSDF - SAN
1 stop8h 50mAmerican Airlines
Deal found 4/28$508
Fri 7/52:20 pmSDF - SAN
2 stops12h 24mUnited Airlines
Deal found 4/28$641

Find flights from Louisville to San Diego within your budget

Customize your flight search to find flights from Louisville 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, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$201 - $561

Route

Depart

Return

Price

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Wed 5/22

1 stop15h 22m

San Diego

Fri 5/31

1 stop9h 10m

$201

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Wed 5/22

1 stop15h 22m

San Diego

Sun 6/2

1 stop19h 40m

$207

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Mon 6/17

1 stop6h 13m

San Diego

Thu 6/20

1 stop20h 26m

$212

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Mon 7/1

1 stop6h 13m

San Diego

Sat 7/13

1 stop6h 52m

$235

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 6/28

1 stop9h 28m

San Diego

Sat 7/13

1 stop6h 52m

$299

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 5/24

2 stops14h 36m

San Diego

Wed 5/29

1 stop5h 39m

$312

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Tue 5/21

1 stop16h 37m

San Diego

Tue 6/4

1 stop14h 39m

$362

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Tue 7/30

1 stop8h 47m

San Diego

Tue 8/6

1 stop9h 08m

$395

Louisville IntlSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Sat 5/11

2 stops12h 06m

San Diego

Tue 5/14

1 stop8h 35m

$561

Flights are sorted by cheapest first

Deals found on 4/28

When is the best time to book a flight from Louisville to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Louisville to San Diego. Price data was last updated on January 28, 2024.
Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Louisville to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Louisville to San Diego. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Louisville to San Diego flight should consider departing on Friday mornings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to San Diego by month

Plan your trip from Louisville to San Diego by taking into account the cheapest months to travel. The average price of a one-way flight from Louisville to San Diego is currently $306 while a round-trip flight costs $309. Price data was last updated on April 21, 2024.

Currently, October is the cheapest month in which you can book a flight from Louisville to San Diego (average of $288). Flying from Louisville to San Diego in June is currently the most expensive (average of $364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$292

February

$297

March

$339

April

$303

May

$308

June

$364

July

$363

August

$312

September

$299

October

$288

November

$334

December

$306

Temperature and rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average temperature and rainfall totals by month.

SAN

Temperature

57.2 - 71.6 °F

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated April 29, 2024.
Read through reviews of airlines operating flights from Louisville to San Diego, such as United Airlines, Spirit Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
11,202 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Spirit Airlines
6.4
Okay
8,745 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Comfort

7.9

Entertainment

8.0

Crew

8.6

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Louisville to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Louisville to San Diego for under $300 on Cheapflights?

    Yes, there are multiple flights from Louisville to San Diego for under $300. The cheapest flight booked recently is on Spirit Airlines for just $201, but on average you can expect to pay $271.

  • Are there last-minute flights available from Louisville to San Diego for under $300?

    There are currently 5+ open flights from Louisville to San Diego within the next 7 days for less than $300.

  • What are the cheapest airlines flying from Louisville to San Diego round-trip?

    Cheapflights users have booked flights from Louisville to San Diego round-trip from $201. Another airline that can offer you cheap pricing is Delta. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Louisville to San Diego one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $110. Users have also found prices from $222 and $448 on United Airlines and Delta, respectively.

  • What are the most popular airlines that fly from Louisville to San Diego?

    When booking a flight from Louisville to San Diego, you may want to consider flying on American Airlines, Delta or Spirit Airlines as they are the most popular for this route.

  • What does SDF to SAN mean?

    Great question - SDF to SAN just means Louisville Intl Airport to San Diego Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Louisville to San Diego that include extra baggage allowance?

    The amount of baggage you can bring on your Louisville to San Diego flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Louisville to San Diego with specific airlines?

    Yes, Cheapflights allows you to browse and filter Louisville to San Diego flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Louisville to San Diego that include hotel bookings?

    Yes. In addition to deals on Louisville to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to San Diego.

  • Can I find deals for business class flights from Louisville to San Diego?

    Yes. Cheapflights offers flight deals from Louisville to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Louisville to San Diego that allow pets onboard?

    Many airlines flying from Louisville to San Diego offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Louisville to San Diego?

    Yes, you can often find last-minute deals on Louisville to San Diego flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Louisville to San Diego flight deals updated?

    The Louisville to San Diego flight deals you see on this page were last updated on 4/28.

See more FAQs

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Alternative routes for Louisville to San Diego
See prices for flight routes from nearby airports that may be better suited for you.

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Top 4 airlines flying from Louisville to San Diego

Discover the top 4 airlines that operate flights from Louisville to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$145Average$247FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$344Average$505FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$390Average$502FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$400Average$484FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from Louisville to San Diego by cabin class

Find flights from Louisville to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Louisville to San Diego?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Louisville to San Diego. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Louisville to San Diego?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Louisville to San Diego for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Louisville to San Diego with no change fees?

Need flexible booking options for your flight to San Diego from Louisville? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Louisville to San Diego become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
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