HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco Bay Area

$113+ Cheap flights from Kentucky to San Francisco Bay Area

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kentucky to San Francisco Bay Area 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.

Cheap flight deals from Kentucky to San Francisco Bay Area

Cheapest flights from Kentucky to San Francisco Bay Area
Explore the most affordable flight options available from Kentucky to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.

This Breeze Airways deal was found by Cheapflights users on 5/23. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:31 am
SDF
-
SFO
Nonstop5h 02m
Breeze Airways
Mon 8/2412:18 pm
SFO
-
SDF
Nonstop4h 30m
Breeze Airways
Deal found 5/23$248
This Southwest deal was found by Cheapflights users on 5/20. 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.
Fri 8/76:40 pm
BNA
-
SJC
1 stop6h 40m
Southwest
Tue 8/118:40 am
SJC
-
BNA
1 stop6h 35m
Southwest
Deal found 5/20$252
This American Airlines deal was found by Cheapflights users on 5/19. 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.
Sat 7/46:00 am
BNA
-
SJC
1 stop6h 50m
American Airlines
Sat 7/116:00 am
SJC
-
BNA
1 stop6h 40m
American Airlines
Deal found 5/19$256
This Southwest deal was found by Cheapflights users on 5/19. 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.
Fri 6/56:40 pm
BNA
-
OAK
1 stop7h 05m
Southwest
Mon 6/88:15 pm
OAK
-
BNA
1 stop6h 45m
Southwest
Deal found 5/19$257
This Delta deal was found by Cheapflights users on 5/22. 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 8/57:05 am
BNA
-
SFO
1 stop7h 09m
Delta
Fri 9/181:05 pm
SFO
-
BNA
1 stop8h 57m
Delta
Deal found 5/22$257
This Delta deal was found by Cheapflights users on 5/21. 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.
Fri 8/143:54 pm
BNA
-
SJC
1 stop9h 04m
Delta
Mon 8/176:59 am
SJC
-
BNA
1 stop9h 25m
Delta
Deal found 5/21$257
This Southwest deal was found by Cheapflights users on 5/21. 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.
Thu 7/25:15 am
BNA
-
SFO
1 stop6h 10m
Southwest
Tue 7/78:25 am
SFO
-
BNA
2 stops8h 55m
Southwest
Deal found 5/21$262
This Southwest deal was found by Cheapflights users on 5/19. 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.
Sat 7/45:15 am
BNA
-
SJC
2 stops7h 55m
Southwest
Sat 7/116:45 pm
SJC
-
BNA
1 stop8h 00m
Southwest
Deal found 5/19$262
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Sat 6/276:31 am
BNA
-
SFO
Nonstop4h 49m
United Airlines
Sat 7/411:59 pm
SFO
-
BNA
Nonstop4h 38m
United Airlines
Deal found 5/20$264
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Thu 6/252:54 pm
BNA
-
SFO
Nonstop4h 48m
United Airlines
Tue 6/3011:59 pm
SFO
-
BNA
Nonstop4h 38m
United Airlines
Deal found 5/19$268
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Sat 6/136:31 am
BNA
-
SFO
Nonstop4h 49m
United Airlines
Tue 6/1612:45 am
SFO
-
BNA
1 stop7h 02m
United Airlines
Deal found 5/19$274
This United Airlines deal was found by Cheapflights users on 5/20. 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.
Thu 6/252:54 pm
BNA
-
SFO
Nonstop4h 48m
United Airlines
Sun 6/2812:50 am
SFO
-
BNA
1 stop7h 44m
United Airlines
Deal found 5/20$278

Find flight deals from Kentucky to San Francisco Bay Area

Keep the following information in mind while searching for Kentucky to San Francisco Bay Area flight deals. Data was last updated May 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$248
(Breeze Airways)

One-way from

$113
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$449
Provider with most accurate pricing for Louisville Intl-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-San Francisco flights.
Search Deals
From Kentucky to San Francisco Bay Area
Search Deals
One-way flight from Kentucky to San Francisco Bay Area
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to San Francisco Bay Area 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 May 24, 2026.
Use the filters below to find and compare flights from Kentucky to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Wed 6/17

2:59 pm-7:35 pm

1 stop6h 36m

San Jose

Wed 6/24

2:59 pm-12:32 am

1 stop7h 33m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Thu 7/16

8:05 am-2:05 pm

1 stop8h 00m

San Jose

Wed 7/22

8:55 pm-5:00 am

1 stop6h 05m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Mon 8/17

2:04 pm-6:29 pm

1 stop6h 25m

San Jose

Wed 8/19

1:46 pm-10:50 pm

1 stop7h 04m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Thu 7/9

5:15 am-11:00 am

1 stop7h 45m

San Jose

Sun 7/12

8:00 pm-4:45 am

1 stop6h 45m

$257

NashvilleSan Francisco

BNA - SFO

BNASFO

Nashville Intl

Fri 7/24

7:20 pm-12:55 am

1 stop7h 35m

San Francisco

Tue 7/28

8:25 am-6:50 pm

1 stop8h 25m

$257

NashvilleSan Francisco

BNA - SFO

BNASFO

Nashville Intl

Thu 7/23

5:15 am-9:45 am

1 stop6h 30m

San Francisco

Tue 7/28

8:25 am-7:20 pm

2 stops8h 55m

$262

NashvilleOakland

BNA - OAK

BNAOAK

Nashville Intl

Fri 9/18

7:16 pm-11:49 pm

1 stop6h 33m

Oakland

Sat 9/26

1:15 pm-10:21 pm

1 stop7h 06m

$297

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Wed 7/1

5:45 am-11:25 am

2 stops7h 40m

San Jose

Tue 7/7

10:40 am-6:50 pm

1 stop6h 10m

$303

NashvilleOakland

BNA - OAK

BNAOAK

Nashville Intl

Thu 9/17

6:00 am-11:50 am

2 stops7h 50m

Oakland

Fri 9/25

7:55 pm-5:15 am

1 stop7h 20m

$307

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Wed 6/17

5:45 am-11:25 am

2 stops7h 40m

San Jose

Wed 6/24

4:50 pm-1:05 am

1 stop6h 15m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Kentucky to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Kentucky 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 Kentucky to San Francisco Bay Area

What is the cheapest month to book a flight from Kentucky to San Francisco Bay Area?

Currently, September is the cheapest month in which you can book a flight from Kentucky to San Francisco Bay Area (average of $102). Flying from Kentucky to San Francisco Bay Area in February is currently the most expensive (average of $308). 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 KY to XIH?

Find hourly flight availability from Kentucky to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 24, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to San Francisco Bay Area as you normally would.

How far ahead should I book a flight from Kentucky to San Francisco Bay Area?

To ensure you get the cheapest price possible for a flight from Kentucky to San Francisco Bay Area, you should look to book at least 34 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

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

  • How popular is this Kentucky to San Francisco Bay Area flight route?

    Within the past month, 4 users have taken a look at flights from Kentucky to San Francisco Bay Area.

  • How long is the flight from Kentucky to San Francisco Bay Area?

    There are many flights that can get you from Kentucky to San Francisco Bay Area in 4h 49m. Fly via Delta, Southwest, or United Airlines to get the fastest option. The distance between Kentucky and San Francisco Bay Area is about 1962 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kentucky to San Francisco Bay Area one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $77. Breeze Airways flights start at $108 while deals on American Airlines start at $153 one-way.

  • Can I find deals for flights from Kentucky to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Kentucky to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kentucky to San Francisco Bay Area?

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

  • Can I find deals for business class flights from Kentucky to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Kentucky to San Francisco Bay Area 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 Kentucky to San Francisco Bay Area?

    Currently, September is the cheapest month in which you can book a flight from Kentucky to San Francisco Bay Area (average of $102). Flying from Kentucky to San Francisco Bay Area in February is currently the most expensive (average of $308). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kentucky to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
Newark to Los Angeles flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
Seattle to Los Angeles flights
San Francisco to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Seattle to Las Vegas flights
Newark to Las Vegas flights
Hobby to Las Vegas flights
Los Angeles to Las Vegas flights
O'Hare Intl to Las Vegas flights
Atlanta to Las Vegas flights
LaGuardia to Los Angeles flights
Dulles Intl to Las Vegas flights
Santa Rosa to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to Ontario flights
Dulles Intl to Los Angeles flights
George Bush Intcntl to Las Vegas flights
O'Hare Intl to Los Angeles flights
Dallas/Fort Worth to San Francisco flights
Reagan-National to Los Angeles flights
Hobby to Los Angeles flights
Los Angeles to San Francisco flights
Denver to Las Vegas flights
Ontario to San Francisco flights
Baltimore to Los Angeles flights
Reagan-National to Las Vegas flights
LaGuardia to Las Vegas flights
San Francisco to Ontario flights
Dallas/Fort Worth to Ontario flights
Baltimore to Las Vegas flights
Seattle to Ontario flights
Seattle to San Francisco flights
Santa Ana to Las Vegas flights
Atlanta to Los Angeles flights
San Francisco to Los Angeles flights
San Francisco to Santa Ana flights
Boston to Las Vegas flights
Newark to San Jose flights
George Bush Intcntl to Los Angeles flights
Boston to Los Angeles flights
O'Hare Intl to San Francisco flights
Orlando to Las Vegas flights
Detroit to Las Vegas flights
John F Kennedy Intl to San Jose flights
San Francisco to San Diego flights

Top 5 airlines flying from Kentucky to San Francisco Bay Area

Discover the top 5 airlines that operate flights from Kentucky to San Francisco Bay Area. 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 May 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$149Average$286FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$153Average$437FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$253Average$568FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$254Average$512FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$262Average$577FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

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.