$116+ Cheap flights from San Francisco to Louisville (SFO - SDF)
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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Francisco to Louisville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Francisco to Louisville Intl are usually found in August or October, booked 52 days in advance, depart on a Saturday or Friday and return on a Wednesday
Cheap flight deals from San Francisco to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Louisville (SDF). 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 March 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $216 (Kiwi.com) |
One-way from | $116 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $411 |
Good round-trip deal | $146 or less |
Good one-way deal | $139 or less |
Find flight deals from San Francisco to Louisville
Cheapest flights from San Francisco to LouisvilleExplore the most affordable flight options available from San Francisco to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.
Explore the most affordable flight options available from San Francisco to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.
This Delta deal was found by Cheapflights users on 3/24. 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.
This American Airlines deal was found by Cheapflights users on 3/24. 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.
This Southwest deal was found by Cheapflights users on 3/23. 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.
This Sun Country Air deal was found by Cheapflights users on 3/24. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United deal was found by Cheapflights users on 3/24. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CheapOair deal was found by Cheapflights users on 3/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2025.
Use the filters below to find and compare flights from San Francisco to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Fri 4/25
12:47 am-1:03 pm
1 stop9h 16m
Louisville Intl
Sat 5/3
8:10 am-1:18 pm
1 stop8h 08m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Fri 5/9
12:21 am-11:41 am
1 stop8h 20m
Louisville Intl
Mon 5/19
11:05 am-5:35 pm
1 stop9h 30m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Wed 6/11
5:10 am-7:05 pm
2 stops10h 55m
Louisville Intl
Tue 6/17
6:05 pm-11:25 pm
1 stop8h 20m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 6/5
6:20 pm-10:33 am
1 stop13h 13m
Louisville Intl
Mon 7/14
6:45 pm-11:08 am
1 stop19h 23m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Mon 5/26
12:29 pm-7:55 pm
Nonstop4h 26m
Louisville Intl
Thu 5/29
5:17 pm-10:49 pm
1 stop8h 32m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 5/1
9:10 pm-10:19 am
1 stop10h 09m
Louisville Intl
Mon 5/5
6:00 am-11:27 am
1 stop8h 27m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Fri 6/6
12:29 pm-7:55 pm
Nonstop4h 26m
Louisville Intl
Fri 6/13
9:37 am-11:44 am
Nonstop5h 07m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 4/24
11:48 am-11:00 pm
1 stop8h 12m
Louisville Intl
Sun 5/4
1:25 pm-9:43 pm
1 stop11h 18m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Fri 5/30
12:29 pm-7:55 pm
Nonstop4h 26m
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Wed 4/16
5:02 am-7:29 pm
1 stop11h 27m
Compare providers for flights from San Francisco to Louisville
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 San Francisco to Louisville in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Louisville 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 San Francisco-Louisville 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 San Francisco to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from San Francisco with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Louisville
How far ahead should I book a flight from San Francisco to Louisville?
Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Louisville. Price data was last updated on March 21, 2025.
The price you pay for your flight from San Francisco to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 52 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to Louisville?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Louisville (average of $299). Flying from San Francisco to Louisville in April is currently the most expensive (average of $369). 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 SFO to SDF?
Find hourly flight availability from San Francisco to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.
A simple way to save on the total cost of your ticket is to fly from San Francisco to Louisville in the afternoon. If you’re flexible enough to do this you can expect to save up to 54% on your trip compared to booking a flight in the evening.
Rainfall in Louisville by month
Plan your trip to Louisville by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.
Temperature in Louisville by month
Plan your trip to Louisville by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).
Reviews of airlines servicing Louisville
Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated March 25, 2025.
See what other customers who have flown with Southwest, Delta and Breeze Airways from San Francisco to Louisville have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Crew
Overall
Boarding
Food
Comfort
Entertainment
Reviews
Merlyn,Feb 2025
LAX - SMF
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
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Alternative routes for San Francisco to Louisville
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from San Francisco to Louisville
Discover the top 5 airlines that operate flights from San Francisco to Louisville. 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 March 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$293 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$227 | Average$428 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$459 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$293 | Average$537 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$353 | Average$477 | FlexibilityNo cancel fee | On-time63% |