$89+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SDF
Nov 27 — Dec 41
1 adult, Economy
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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 September or August, booked 40 days in advance, depart on a Wednesday or Friday and return on a Monday
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 October 28, 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 October 28, 2025.
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:47 pmSFO - SDF
Nonstop4h 25mBreeze Airways
Mon 12/159:43 amSDF - SFO
Nonstop5h 19mBreeze Airways
Deal found 10/25![Breeze Airways logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:50 pmSFO - SDF
2 stops17h 08mBreeze Airways
Mon 12/89:43 amSDF - SFO
Nonstop5h 19mBreeze Airways
Deal found 10/27![Breeze Airways logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:47 pmSFO - SDF
Nonstop4h 25mMultiple Airlines
Sun 12/1411:55 amSDF - SFO
2 stops31h 56mMultiple Airlines
Deal found 10/25![Multiple Airlines logo]()
$244
This Breeze Airways deal was found by Cheapflights users on 10/27. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/712:47 pmSFO - SDF
Nonstop4h 25mBreeze Airways
Fri 11/149:43 amSDF - SFO
Nonstop5h 19mBreeze Airways
Deal found 10/27![Breeze Airways logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/112:13 pmSFO - SDF
2 stops17h 47mMultiple Airlines
Mon 12/159:43 amSDF - SFO
Nonstop5h 19mMultiple Airlines
Deal found 10/25![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:18 amSFO - SDF
3 stops29h 57mMultiple Airlines
Mon 12/89:43 amSDF - SFO
Nonstop5h 19mMultiple Airlines
Deal found 10/27![Multiple Airlines logo]()
$257
This Priceline deal was found by Cheapflights users on 10/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:47 pmSFO - SDF
Nonstop4h 25mBreeze Airways
Fri 11/79:43 amSDF - SFO
Nonstop5h 19mBreeze Airways
Deal found 10/26![Breeze Airways logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/812:47 pmSFO - SDF
Nonstop4h 25mMultiple Airlines
Thu 12/112:55 pmSDF - SFO
2 stops19h 58mMultiple Airlines
Deal found 10/28![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:47 pmSFO - SDF
Nonstop4h 25mMultiple Airlines
Mon 12/154:26 pmSDF - SFO
3 stops27h 25mMultiple Airlines
Deal found 10/25![Multiple Airlines logo]()
$274
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 October 28, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $189 (Kiwi.com) |
One-way from | $89 (Breeze Airways) |
Popular in | December |
Cheapest in | September |
Average price | $398 |
Good round-trip deal | $254 or less |
Good one-way deal | $127 or less |
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 October 28, 2025.
Use the filters below to find and compare flights from San Francisco to Louisville that are best for you.
Fly from
San Francisco
Fly to
Louisville
Route
Depart
Return
Price
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Fri 11/7
12:47 pm-8:12 pm
Nonstop4h 25m
Louisville Intl
Fri 11/14
9:43 am-12:02 pm
Nonstop5h 19m
$248
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Sun 12/7
12:30 am-11:57 am
1 stop8h 27m
Louisville Intl
Thu 12/11
6:35 am-11:27 am
1 stop7h 52m
$344
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Wed 12/10
11:40 am-9:13 pm
1 stop6h 33m
Louisville Intl
Mon 12/15
7:26 pm-12:19 am
1 stop7h 53m
$344
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 1/22
6:00 am-5:02 pm
1 stop8h 02m
Louisville Intl
Sat 1/24
6:51 pm-11:27 pm
1 stop7h 36m
$359
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 1/1
6:10 am-4:35 pm
1 stop7h 25m
Louisville Intl
Sat 1/31
6:30 am-2:45 pm
2 stops11h 15m
$364
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Mon 12/1
10:45 pm-10:04 am
1 stop8h 19m
Louisville Intl
Wed 12/10
12:58 pm-6:16 pm
1 stop8h 18m
$375
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Sat 1/24
2:35 pm-9:28 am
2 stops15h 53m
Louisville Intl
Mon 1/26
3:32 pm-9:48 pm
1 stop9h 16m
$386
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Thu 12/11
2:35 pm-11:45 pm
1 stop6h 10m
Louisville Intl
Sun 12/14
6:35 am-1:50 pm
2 stops10h 15m
$395
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Mon 11/10
9:25 pm-4:35 pm
2 stops16h 10m
Louisville Intl
Fri 11/14
6:35 am-1:50 pm
2 stops10h 15m
$395
San FranciscoLouisville
SFO - SDF
SFOSDF
San Francisco
Sat 1/24
12:30 pm-9:25 pm
1 stop5h 55m
Louisville Intl
Sun 1/25
4:15 pm-9:55 pm
1 stop8h 40m
$402
Showing 1-10 of 21 results
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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Louisville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Louisville flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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.
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 October 24, 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 40 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, September is the cheapest month in which you can book a flight from San Francisco to Louisville (average of $112). Flying from San Francisco to Louisville in June is currently the most expensive (average of $256). 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 October 28, 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 55% on your trip compared to booking a flight at noon.
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 October 28, 2025.
Peruse reviews from past customers who have flown with Breeze Airways, Southwest, and Delta from San Francisco to Louisville to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
Comfort
8.1
Boarding
8.3
Crew
8.7
Food
6.7
Overall
8.1
Entertainment
6.6
Reviews
1 / 13
8.0
ExcellentAnonymous,Jul 2025
RIC - BDL
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 Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown
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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 October 28, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$156 | Average$297 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$228 | Average$458 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$266 | Average$470 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$294 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$330 | Average$553 | FlexibilityNo cancel fee | On-time69% |