San Diego

$208+ Cheap flights from Louisville to San Diego (SDF - SAN)

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SAN
Dec 23 — Dec 301
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The best prices from Louisville Intl to San Diego are usually found in August or January, booked 83 days in advance, depart on a Wednesday or Thursday and return on a Saturday

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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$363
(Mytrip)

One-way from

$208
(United Airlines)

Popular in

June

Cheapest in

August

Average price

$514
Provider with most accurate pricing for Louisville Intl-San Diego flight deals.
Provider most trusted by Cheapflights users for Louisville Intl-San Diego flights.
From Louisville Intl to San Diego
One-way flight from Louisville Intl to San Diego
High demand for flights, 7% potential price rise
Best time to find cheap flights, 1% potential price drop
Average for round-trip flights in December 2024

Find flight deals from Louisville to San Diego

Cheapest flights from Louisville to San Diego
Explore the most affordable flight options available from Louisville to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/257:40 amSDF - SAN
1 stop9h 56mDelta
Mon 12/307:10 amSAN - SDF
1 stop7h 14mDelta
Deal found 12/17$547
This Southwest deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:10 pmSDF - SAN
1 stop8h 25mSouthwest
Tue 12/316:25 amSAN - SDF
1 stop8h 35mSouthwest
Deal found 12/16$548
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/223:38 pmSDF - SAN
1 stop8h 23mAmerican Airlines
Tue 12/316:15 amSAN - SDF
1 stop8h 24mAmerican Airlines
Deal found 12/17$767
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/258:28 amSDF - SAN
2 stops12h 43mUnited Airlines
Wed 12/2510:30 pmSAN - SDF
1 stop8h 37mUnited Airlines
Deal found 12/17$851
This Mytrip deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/215:43 pmSDF - SAN
3 stops22h 44mMultiple Airlines
Sun 12/297:16 pmSAN - SDF
3 stops19h 33mMultiple Airlines
Deal found 12/17$965

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 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 1/31

7:25 pm-12:55 pm

2 stops20h 30m

San Diego

Fri 2/7

7:26 pm-6:30 pm

2 stops20h 04m

$363

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Sat 2/1

6:35 am-12:36 pm

1 stop9h 01m

San Diego

Wed 2/5

7:40 am-5:30 pm

1 stop6h 50m

$371

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 1/31

5:34 pm-3:26 pm

3 stops24h 52m

San Diego

Fri 2/7

7:26 pm-6:30 pm

2 stops20h 04m

$377

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Wed 1/8

7:00 am-11:28 am

1 stop7h 28m

San Diego

Sun 1/12

8:15 am-7:48 pm

1 stop8h 33m

$381

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 1/24

4:39 pm-9:06 pm

1 stop7h 27m

San Diego

Sat 2/1

7:25 am-5:38 pm

1 stop7h 13m

$406

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Thu 1/16

4:20 pm-10:15 pm

1 stop8h 55m

San Diego

Thu 1/23

8:05 am-8:10 pm

2 stops9h 05m

$411

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Tue 1/28

7:05 am-5:32 pm

2 stops13h 27m

San Diego

Tue 2/4

7:00 am-9:54 pm

2 stops11h 54m

$516

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 4/18

9:32 am-1:32 pm

1 stop7h 00m

$208

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Fri 4/18

4:50 pm-11:00 pm

2 stops9h 10m

$213

LouisvilleSan Diego

SDF - SAN

SDFSAN

Louisville Intl

Sat 12/28

12:29 pm-6:22 pm

1 stop8h 53m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 12 results
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Compare providers for flights from Louisville to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to San Diego in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Louisville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Louisville to San Diego

Get recent, data-driven insights about flights from Louisville to San Diego including ideal travel times, pricing trends, and more.

How far ahead should I 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 December 13, 2024.

Booking 83 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.

What is the cheapest month to book a flight from Louisville to San Diego?

Currently, September is the cheapest month in which you can book a flight from Louisville to San Diego (average of $266). Flying from Louisville to San Diego in March is currently the most expensive (average of $339). 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.

What is the cheapest time of day to fly from SDF to SAN?

Find hourly flight availability from Louisville to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

It’s optimal to fly from Louisville to San Diego in the evening. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight at noon.

What is the cheapest day 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 December 16, 2024.

Travelers seeking maximum savings on their Louisville to San Diego flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 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 December 18, 2024.
Read through reviews of airlines operating flights from Louisville to San Diego, such as American Airlines, United Airlines and Southwest. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.1
Very good
4,848 reviews
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
9,554 reviews
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
8,604 reviews
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.4
Good
9,055 reviews
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.2
Good
10,000 reviews
8.1
Very good
4,848 reviews

Boarding

8.2

Comfort

8.1

Entertainment

7.7

Crew

8.7

Overall

8.1

Food

7.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

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.
  • 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 $363. Other airlines that can offer you cheap pricing are American Airlines, from $371, and United Airlines, from $381. Users have found that Spirit Airlines is 21% 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 United Airlines. According to our data, you can fly for as low as $208. Users have also found prices from $213 and $469 on Southwest and Delta, respectively.

  • 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.

  • What is the cheapest month to book a flight from Louisville to San Diego?

    Currently, September is the cheapest month in which you can book a flight from Louisville to San Diego (average of $266). Flying from Louisville to San Diego in March is currently the most expensive (average of $339). 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.

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.

Top 5 airlines flying from Louisville to San Diego

Discover the top 5 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 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$158Average$263FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$313Average$461FlexibilityNo cancel feeOn-time71%
DeltaCheapest$341Average$482FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$346Average$521FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$386Average$505FlexibilityNo cancel feeOn-time69%
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