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$110+ Cheap flights from Kentucky to San Francisco (SFO)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SFO
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Kentucky to San Francisco

Keep the following information in mind while searching for Kentucky to San Francisco flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(Priceline)

One-way from

$110
(Trip.com)

Popular in

June

Cheapest in

August

Average price

$416
Provider with most accurate pricing for Louisville Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-San Francisco flights.
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From Kentucky to San Francisco
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One-way flight from Kentucky to San Francisco
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Highest demand for flights based on searches. 11% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Kentucky to San Francisco

Cheapest flights from Kentucky to San Francisco
Explore the most affordable flight options available from Kentucky to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Sun 8/319:36 amCVG - SFO
Nonstop5h 12mBreeze Airways
Tue 9/2312:50 pmSFO - CVG
Nonstop4h 33mBreeze Airways
Deal found 3/31$228
This Priceline deal was found by Cheapflights users on 3/30. 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 5/99:37 amSDF - SFO
Nonstop5h 07mBreeze Airways
Mon 5/1212:29 pmSFO - SDF
Nonstop4h 26mBreeze Airways
Deal found 3/30$229
This Frontier deal was found by Cheapflights users on 3/31. 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 5/25:39 pmCVG - SFO
1 stop9h 52mFrontier
Mon 5/121:56 pmSFO - CVG
1 stop12h 04mFrontier
Deal found 3/31$238
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Tue 6/1711:53 amCVG - SFO
1 stop7h 57mUnited Airlines
Sun 6/2211:59 pmSFO - CVG
1 stop7h 52mUnited Airlines
Deal found 3/31$252
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Fri 5/233:34 pmCVG - SFO
1 stop10h 27mAmerican Airlines
Fri 5/3011:49 pmSFO - CVG
1 stop7h 30mAmerican Airlines
Deal found 3/31$257
This Priceline deal was found by Cheapflights users on 3/31. 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 5/25:45 amCVG - SFO
1 stop10h 13mMultiple Airlines
Sun 5/412:33 pmSFO - CVG
Nonstop4h 32mMultiple Airlines
Deal found 3/31$262
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 5/73:25 pmSDF - SFO
1 stop8h 30mAmerican Airlines
Fri 5/912:24 amSFO - SDF
1 stop7h 01mAmerican Airlines
Deal found 3/31$267
This Southwest deal was found by Cheapflights users on 3/31. 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 6/68:50 pmCVG - SFO
1 stop6h 20mSouthwest
Tue 6/109:00 pmSFO - CVG
1 stop12h 20mSouthwest
Deal found 3/31$272
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Thu 5/85:32 pmBNA - SFO
1 stop8h 26mAmerican Airlines
Tue 5/1312:21 amSFO - BNA
1 stop7h 18mAmerican Airlines
Deal found 3/31$277
This Delta deal was found by Cheapflights users on 3/31. 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.
Tue 5/205:45 pmCVG - SFO
1 stop7h 04mDelta
Fri 5/2312:40 amSFO - CVG
1 stop6h 39mDelta
Deal found 3/31$277
This Frontier deal was found by Cheapflights users on 3/31. 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 4/116:00 pmBNA - SFO
1 stop8h 44mFrontier
Sun 4/1310:30 pmSFO - BNA
1 stop9h 33mFrontier
Deal found 3/31$278
This Booking.com deal was found by Cheapflights users on 3/31. 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.
Fri 6/65:49 pmBNA - SFO
1 stop7h 04mSun Country Air
Sun 6/811:59 pmSFO - BNA
1 stop14h 38mSun Country Air
Deal found 3/31$285

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky to San Francisco 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 31, 2025.
Use the filters below to find and compare flights from Kentucky to San Francisco that are best for you.

Fly from

Kentucky

Fly to

San Francisco

Route

Depart

Return

Price

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Tue 9/9

9:44 am-12:05 pm

Nonstop5h 21m

San Francisco

Tue 9/16

12:50 pm-8:23 pm

Nonstop4h 33m

$224

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Fri 5/9

9:37 am-11:44 am

Nonstop5h 07m

San Francisco

Mon 5/12

12:29 pm-7:55 pm

Nonstop4h 26m

$229

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Fri 4/25

2:35 pm-9:50 pm

1 stop10h 15m

San Francisco

Fri 5/2

11:03 am-10:25 pm

1 stop8h 22m

$238

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Fri 5/23

3:34 pm-11:01 pm

1 stop10h 27m

San Francisco

Thu 5/29

12:24 am-10:52 am

1 stop7h 28m

$257

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Fri 5/2

5:45 am-12:58 pm

1 stop10h 13m

San Francisco

Sun 5/4

12:33 pm-8:05 pm

Nonstop4h 32m

$262

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Wed 5/7

3:25 pm-8:55 pm

1 stop8h 30m

San Francisco

Fri 5/9

12:24 am-10:25 am

1 stop7h 01m

$267

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Tue 6/3

5:45 pm-12:21 am

1 stop9h 36m

San Francisco

Wed 6/11

12:27 pm-11:00 pm

1 stop7h 33m

$277

NashvilleSan Francisco

BNA - SFO

BNASFO

Nashville Intl

Thu 5/8

5:32 pm-11:58 pm

1 stop8h 26m

San Francisco

Tue 5/13

12:21 am-9:39 am

1 stop7h 18m

$277

NashvilleSan Francisco

BNA - SFO

BNASFO

Nashville Intl

Fri 4/11

6:00 pm-12:44 am

1 stop8h 44m

San Francisco

Sun 4/13

10:30 pm-10:03 am

1 stop9h 33m

$278

NashvilleSan Francisco

BNA - SFO

BNASFO

Nashville Intl

Fri 6/6

5:49 pm-10:53 pm

1 stop7h 04m

San Francisco

Sun 6/8

11:59 pm-4:37 pm

1 stop14h 38m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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

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

Currently, January is the cheapest month in which you can book a flight from Kentucky to San Francisco (average of $276). Flying from Kentucky to San Francisco in June is currently the most expensive (average of $393). 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 SFO?

Find hourly flight availability from Kentucky to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

When flying from Kentucky to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Francisco by month

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

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

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

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated March 31, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines and Southwest from Kentucky to San Francisco by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
157 reviews
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
9,818 reviews
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,277 reviews
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,899 reviews
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,614 reviews
Breeze Airways
8.1
Very good
157 reviews

Boarding

8.3

Comfort

8.2

Overall

8.1

Food

6.7

Crew

8.8

Entertainment

6.6

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

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

  • What airport do you fly into for flights to San Francisco from Kentucky?

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Kentucky. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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

    Within the past month, 1 users have taken a look at flights from Kentucky to San Francisco.

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

    $110 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Breeze Airways and United Airlines, with prices starting from $112 and $124, respectively.

  • What are the most popular routes from Kentucky to San Francisco?

    When deciding which route to take from Kentucky to San Francisco consider Nashville Intl - San Francisco, Cincinnati Cinci./N. Kentucky - San Francisco or Knoxville McGhee Tyson - San Francisco as they are the most popular.

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

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

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

    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.

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

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

    Currently, January is the cheapest month in which you can book a flight from Kentucky to San Francisco (average of $276). Flying from Kentucky to San Francisco in June is currently the most expensive (average of $393). 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

Traveling to a place near Kentucky?

Book flights to Kentucky if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Fairfield
South San Francisco
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Hayward
Vallejo
Newark
Alameda
Sunnyvale
Campbell
Daly City

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Alternative routes for Kentucky to San Francisco

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

Discover the top 5 airlines that operate flights from Kentucky to San Francisco. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$158Average$277FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$228Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$242Average$455FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$251Average$456FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$345Average$425FlexibilityNo cancel feeOn-time63%
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