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San Francisco Bay Area

$85+ 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Oct 20 — Oct 271
Mon 10/20
Mon 10/27
1 adult, Economy
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Cheap 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 September 20, 2025.

Round-trip from

$158
(Priceline)

One-way from

$85
(Priceline)

Popular in

June

Cheapest in

September

Average price

$277
From Kentucky to San Francisco Bay Area
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One-way flight from Kentucky to San Francisco Bay Area
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Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 20, 2025.

This Priceline deal was found by Cheapflights users on 9/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:17 pmTYS - SFO
1 stop6h 57mFrontier
Mon 10/206:34 amSFO - TYS
1 stop9h 58mFrontier
Deal found 9/19$158
This Priceline deal was found by Cheapflights users on 9/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/266:05 amCVG - SJC
1 stop8h 27mFrontier
Mon 10/2712:35 pmSJC - CVG
1 stop10h 04mFrontier
Deal found 9/19$182
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:17 pmTYS - SFO
1 stop6h 57mFrontier
Sun 10/266:34 amSFO - TYS
1 stop9h 58mFrontier
Deal found 9/17$200
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:17 pmTYS - SFO
1 stop6h 57mFrontier
Sun 10/266:34 amSFO - TYS
1 stop9h 58mFrontier
Deal found 9/17$203
This Frontier deal was found by Cheapflights users on 9/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/296:18 amCVG - SJC
1 stop8h 12mFrontier
Thu 10/22:14 pmSJC - CVG
1 stop8h 29mFrontier
Deal found 9/19$211
This Frontier deal was found by Cheapflights users on 9/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2412:52 pmCVG - SFO
2 stops14h 22mFrontier
Wed 10/298:00 amSFO - CVG
2 stops14h 39mFrontier
Deal found 9/20$215
This Booking.com deal was found by Cheapflights users on 9/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:30 pmCVG - SFO
1 stop14h 14mFrontier
Tue 11/118:02 amSFO - CVG
1 stop11h 06mFrontier
Deal found 9/19$216
This Frontier deal was found by Cheapflights users on 9/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:05 amCVG - SFO
2 stops13h 38mFrontier
Thu 11/612:43 pmSFO - CVG
1 stop9h 56mFrontier
Deal found 9/20$217
This Breeze Airways deal was found by Cheapflights users on 9/19. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:43 amSDF - SFO
Nonstop5h 19mBreeze Airways
Mon 10/2712:47 pmSFO - SDF
Nonstop4h 25mBreeze Airways
Deal found 9/19$218
This Orbitz deal was found by Cheapflights users on 9/18. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:27 pmCVG - SFO
1 stop13h 47mMultiple Airlines
Sun 11/212:50 pmSFO - CVG
Nonstop4h 33mMultiple Airlines
Deal found 9/18$218
This Flightnetwork deal was found by Cheapflights users on 9/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/48:00 amCVG - SFO
1 stop17h 30mFrontier
Thu 10/96:34 amSFO - CVG
1 stop16h 05mFrontier
Deal found 9/19$219
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/289:44 amCVG - SFO
Nonstop5h 21mMultiple Airlines
Wed 11/57:30 amSFO - CVG
1 stop20h 24mMultiple Airlines
Deal found 9/19$220

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 September 20, 2025.
Use the filters below to find and compare flights from Kentucky to San Francisco Bay Area that are best for you.

Fly from

Kentucky

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

KnoxvilleSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Thu 10/23

8:17 pm-12:14 am

1 stop6h 57m

San Francisco

Sun 10/26

6:34 am-7:32 pm

1 stop9h 58m

$203

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Tue 11/11

9:44 am-12:05 pm

Nonstop5h 21m

San Francisco

Thu 11/13

12:50 pm-8:23 pm

Nonstop4h 33m

$228

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Fri 12/5

9:43 am-12:02 pm

Nonstop5h 19m

San Francisco

Fri 12/12

12:47 pm-8:12 pm

Nonstop4h 25m

$235

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Fri 12/5

5:20 pm-3:41 pm

1 stop25h 21m

San Francisco

Fri 12/12

12:47 pm-8:12 pm

Nonstop4h 25m

$246

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Fri 10/24

2:57 pm-9:58 pm

1 stop10h 01m

San Francisco

Mon 10/27

12:47 pm-8:12 pm

Nonstop4h 25m

$246

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Fri 12/5

7:00 am-1:16 pm

1 stop8h 16m

San Jose

Mon 12/8

10:25 pm-8:15 am

1 stop7h 50m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Sat 12/6

7:00 am-3:54 pm

1 stop10h 54m

San Jose

Sun 12/7

12:39 pm-9:45 pm

1 stop7h 06m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Sat 12/6

7:00 am-2:57 pm

1 stop9h 57m

San Jose

Mon 12/8

11:40 am-12:17 am

1 stop10h 37m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Fri 12/5

7:23 pm-11:59 pm

1 stop6h 36m

San Jose

Sun 12/7

12:39 pm-9:45 pm

1 stop7h 06m

$257

NashvilleSan Jose

BNA - SJC

BNASJC

Nashville Intl

Wed 12/3

6:20 am-11:34 am

1 stop7h 14m

San Jose

Sat 12/6

6:25 am-5:06 pm

1 stop8h 41m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/18

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from Kentucky to San Francisco Bay Area (average of $276). Flying from Kentucky to San Francisco Bay Area in June is currently the most expensive (average of $357). 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 September 20, 2025.

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.

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, 1 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 5h 21m. Fly via Frontier, Breeze Airways, or Delta to get the fastest option. The distance between Kentucky and San Francisco Bay Area is about 2030 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 Breeze Airways, which is currently one of the cheapest options available, starting at $109. United Airlines flights start at $120 while deals on Alaska Airlines start at $128 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, January is the cheapest month in which you can book a flight from Kentucky to San Francisco Bay Area (average of $276). Flying from Kentucky to San Francisco Bay Area in June is currently the most expensive (average of $357). 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 Kentucky to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$160Average$269FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$222Average$396FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$254Average$452FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$262Average$532FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$544FlexibilityNo cancel feeOn-time69%

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