How many flights depart from Kentucky to San Francisco on average per day?

The number of flights available between Kentucky and San Francisco is 6 per day as of August 2026. The most frequent departure time is 8:00AM, with 100% of daily flights leaving at noon.

How many flights depart from Kentucky to San Francisco on average per week?

The number of flights available between Kentucky and San Francisco is 48 per week as of August 2026. The most frequent departure day is Thu, with 23% of weekly flights leaving on this day.

What is the cheapest airline that flies from Kentucky to San Francisco?

Southwest, Delta, and United Airlines are the most popular carriers operating from Kentucky to San Francisco

How long does it take to fly to San Francisco?

Flight times from Kentucky to San Francisco vary, but if you’re flying out of Louisville and flying into San Francisco (one of the most popular routes), then the duration is 5h 02m on average. Another popular route from Kentucky to San Francisco is flying from Lexington to San Francisco, which will take roughly 7h 23m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to San Francisco?

Breeze Airways, Delta and American Airlines are the top three most popular airlines that fly to San Francisco from Kentucky according to our data. Breeze Airways is the first choice among our users, with 29% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 5 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kentucky to San Francisco Airport?

Prices for flights from Kentucky to San Francisco Airport refresh daily.

How many operators does momondo search for flights from Kentucky to San Francisco Airport?

There are 6 operators available for flights from Kentucky to San Francisco Airport as of August 2026.

How old do you have to be to fly from Kentucky to San Francisco Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$89 Cheap Flights from Kentucky to San Francisco in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kentucky to San Francisco

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11:50 am - 6:15 pmSDF Louisville Intl-SFO San Francisco

9h 25m1 stop Phoenix Sky Harbor Intl

11:40 pm - 11:20 amSFO San Francisco-SDF Louisville Intl

8h 40m1 stop Chicago Midway

$204Southwest

Tue, Sep 1 - Mon, Sep 7

5:30 am - 11:35 amSDF Louisville Intl-SFO San Francisco

9h 05m1 stop Baltimore/Washington

11:40 pm - 10:05 amSFO San Francisco-SDF Louisville Intl

7h 25m1 stop Chicago Midway

$204Southwest

Wed, Sep 30 - Mon, Oct 12

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

$217Breeze Airways

Fri, Oct 30 - Fri, Nov 6

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

$227Breeze Airways

Fri, Nov 13 - Mon, Nov 16

1:50 pm - 7:32 pmSDF Louisville Intl-SFO San Francisco

8h 42m1 stop Chicago O'Hare Intl

5:00 am - 2:40 pmSFO San Francisco-SDF Louisville Intl

6h 40m1 stop Denver Intl

$250United Airlines

Tue, Sep 29 - Sat, Oct 3

1:50 pm - 7:32 pmSDF Louisville Intl-SFO San Francisco

8h 42m1 stop Chicago O'Hare Intl

5:00 am - 2:40 pmSFO San Francisco-SDF Louisville Intl

6h 40m1 stop Denver Intl

$250United Airlines

Tue, Sep 29 - Sat, Oct 3

5:59 pm - 11:28 pmSDF Louisville Intl-SFO San Francisco

8h 29m1 stop Dallas/Fort Worth

6:36 am - 6:50 pmSFO San Francisco-SDF Louisville Intl

9h 14m1 stop Dallas/Fort Worth

$255American Airlines

Sat, Sep 26 - Sat, Oct 3

6:20 am - 10:52 amSDF Louisville Intl-SFO San Francisco

7h 32m1 stop Charlotte Douglas

6:36 am - 6:50 pmSFO San Francisco-SDF Louisville Intl

9h 14m1 stop Dallas/Fort Worth

$255American Airlines

Tue, Sep 29 - Sat, Oct 3

7:33 am - 2:06 pmTYS Knoxville McGhee Tyson-SFO San Francisco

9h 33m1 stop Detroit Metropolitan Wayne County

9:55 pm - 9:29 amSFO San Francisco-TYS Knoxville McGhee Tyson

8h 34m1 stop Atlanta Hartsfield-Jackson

$257Delta

Wed, Sep 9 - Mon, Sep 21

5:45 pm - 11:57 pmTYS Knoxville McGhee Tyson-SFO San Francisco

9h 12m1 stop Atlanta Hartsfield-Jackson

11:30 pm - 11:18 amSFO San Francisco-TYS Knoxville McGhee Tyson

8h 48m1 stop Atlanta Hartsfield-Jackson

$257Delta

Sat, Sep 12 - Mon, Sep 21

Cheap last minute flights

Enter your travel dates to find the best prices.

9:31 am - 11:33 amSDF Louisville Intl-SFO San Francisco

5h 02mnonstop

12:18 pm - 7:48 pmSFO San Francisco-SDF Louisville Intl

4h 30mnonstop

$253Breeze Airways

Mon, Aug 17 - Fri, Aug 21

9:31 am - 11:33 amSDF Louisville Intl-SFO San Francisco

5h 02mnonstop

12:18 pm - 7:48 pmSFO San Francisco-SDF Louisville Intl

4h 30mnonstop

$262Breeze Airways

Mon, Aug 17 - Fri, Aug 21

8:30 pm - 12:18 amCVG Cincinnati Cinci./N. Kentucky-SFO San Francisco

6h 48m1 stop Denver Intl

10:35 pm - 11:21 amSFO San Francisco-CVG Cincinnati Cinci./N. Kentucky

9h 46m1 stop Atlanta Hartsfield-Jackson

$320Frontier

Wed, Aug 19 - Mon, Aug 31

8:30 pm - 12:18 amCVG Cincinnati Cinci./N. Kentucky-SFO San Francisco

6h 48m1 stop Denver Intl

12:29 am - 4:55 pmSFO San Francisco-CVG Cincinnati Cinci./N. Kentucky

13h 26m1 stop Dallas/Fort Worth

$345Frontier

Tue, Aug 18 - Sat, Aug 29

8:30 pm - 12:18 amCVG Cincinnati Cinci./N. Kentucky-SFO San Francisco

6h 48m1 stop Denver Intl

12:47 pm - 8:23 pmSFO San Francisco-CVG Cincinnati Cinci./N. Kentucky

4h 36mnonstop

$356Multiple Airlines

Wed, Aug 19 - Thu, Aug 27

8:30 pm - 12:18 amCVG Cincinnati Cinci./N. Kentucky-SFO San Francisco

6h 48m1 stop Denver Intl

1:07 pm - 7:55 pmSFO San Francisco-CVG Cincinnati Cinci./N. Kentucky

27h 48m1 stop San Diego

$357Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

1:26 pm - 5:49 pmLEX Lexington Blue Grass-SFO San Francisco

7h 23m1 stop Dallas/Fort Worth

6:02 am - 6:25 pmSFO San Francisco-LEX Lexington Blue Grass

9h 23m1 stop Chicago O'Hare Intl

$411American Airlines

Tue, Aug 18 - Mon, Aug 31

6:00 am - 1:12 pmLEX Lexington Blue Grass-SFO San Francisco

10h 12m2 stops Dallas/Fort Worth Los Angeles

5:05 am - 4:25 pmSFO San Francisco-LEX Lexington Blue Grass

8h 20m1 stop Charlotte Douglas

$438American Airlines

Tue, Aug 18 - Mon, Aug 31

1:06 pm - 7:39 pmLEX Lexington Blue Grass-SFO San Francisco

9h 33m1 stop Atlanta Hartsfield-Jackson

11:15 pm - 9:24 amSFO San Francisco-LEX Lexington Blue Grass

7h 09m1 stop Atlanta Hartsfield-Jackson

$443Delta

Sat, Aug 15 - Tue, Aug 18

7:55 am - 2:27 pmSDF Louisville Intl-SFO San Francisco

9h 32m1 stop Detroit Metropolitan Wayne County

11:15 pm - 12:21 pmSFO San Francisco-SDF Louisville Intl

10h 06m1 stop Atlanta Hartsfield-Jackson

$444Delta

Wed, Aug 19 - Wed, Aug 26

Cheap direct flights

Enter your travel dates to find the best prices.

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

$217Breeze Airways

Fri, Oct 30 - Fri, Nov 6

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

$227Breeze Airways

Fri, Nov 13 - Mon, Nov 16

8:47 am - 11:09 amSDF Louisville Intl-SFO San Francisco

5h 22mnonstop

11:54 am - 7:19 pmSFO San Francisco-SDF Louisville Intl

4h 25mnonstop

$228Breeze Airways

Fri, Nov 13 - Mon, Nov 16

9:31 am - 11:33 amSDF Louisville Intl-SFO San Francisco

5h 02mnonstop

12:18 pm - 7:48 pmSFO San Francisco-SDF Louisville Intl

4h 30mnonstop

$237Breeze Airways

Fri, Aug 28 - Mon, Aug 31

7:07 pm - 9:55 pmBNA Nashville Intl-SFO San Francisco

4h 48mnonstop

2:25 pm - 8:58 pmSFO San Francisco-BNA Nashville Intl

4h 33mnonstop

$307United Airlines

Thu, Sep 24 - Wed, Sep 30

8:15 am - 11:07 amBNA Nashville Intl-SFO San Francisco

4h 52mnonstop

2:25 pm - 8:58 pmSFO San Francisco-BNA Nashville Intl

4h 33mnonstop

$307United Airlines

Thu, Sep 10 - Mon, Sep 14

6:45 pm - 9:47 pmBNA Nashville Intl-SFO San Francisco

5h 02mnonstop

4:55 pm - 11:35 pmSFO San Francisco-BNA Nashville Intl

4h 40mnonstop

$307United Airlines

Wed, Dec 9 - Sat, Dec 12

8:00 am - 11:05 amBNA Nashville Intl-SFO San Francisco

5h 05mnonstop

4:25 pm - 10:46 pmSFO San Francisco-BNA Nashville Intl

4h 21mnonstop

$307United Airlines

Wed, Nov 4 - Mon, Nov 9

7:35 pm - 10:25 pmBNA Nashville Intl-SFO San Francisco

4h 50mnonstop

12:15 pm - 6:30 pmSFO San Francisco-BNA Nashville Intl

4h 15mnonstop

$317Southwest

Thu, Oct 22 - Tue, Oct 27

1:50 pm - 4:25 pmBNA Nashville Intl-SFO San Francisco

4h 35mnonstop

11:05 pm - 5:30 amSFO San Francisco-BNA Nashville Intl

4h 25mnonstop

$317Southwest

Tue, Sep 22 - Mon, Sep 28

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Southwest flights from Kentucky to San Francisco

Our best Southwest deals on Kentucky to San Francisco flight tickets

Southwest

Nov 12

SDF5:05 amLouisville Intl

6h 55m

1 stop

SFO9:00 amSan Francisco

Nov 16

SFO11:35 pmSan Francisco

7h 55m

1 stop

SDF10:30 amLouisville Intl

$204

Southwest

Aug 31

SDF3:20 pmLouisville Intl

9h 35m

1 stop

SFO9:55 pmSan Francisco

Sep 30

SFO9:35 amSan Francisco

10h 30m

2 stops

SDF11:05 pmLouisville Intl

$210

Southwest

Sep 23

SDF1:15 pmLouisville Intl

11h 55m

1 stop

SFO10:10 pmSan Francisco

Sep 30

SFO9:35 amSan Francisco

10h 30m

2 stops

SDF11:05 pmLouisville Intl

$215

Delta flights from Kentucky to San Francisco

Our best Delta deals on Kentucky to San Francisco flight tickets

Delta

Sep 5

TYS5:00 pmKnoxville McGhee Tyson

9h 58m

1 stop

SFO11:58 pmSan Francisco

Sep 22

SFO9:55 pmSan Francisco

8h 34m

1 stop

TYS9:29 amKnoxville McGhee Tyson

$262

Delta

Sep 19

SDF5:30 pmLouisville Intl

7h 19m

1 stop

SFO9:49 pmSan Francisco

Sep 26

SFO10:59 pmSan Francisco

7h 53m

1 stop

SDF9:52 amLouisville Intl

$277

Delta

Sep 5

TYS5:00 pmKnoxville McGhee Tyson

9h 58m

1 stop

SFO11:58 pmSan Francisco

Sep 21

SFO9:55 pmSan Francisco

8h 34m

1 stop

TYS9:29 amKnoxville McGhee Tyson

$283

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Tue 9/1

11:50 am-6:15 pm

1 stop9h 25m

San Francisco

Mon 9/7

11:40 pm-11:20 am

1 stop8h 40m

$204

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Wed 9/30

5:30 am-11:35 am

1 stop9h 05m

San Francisco

Mon 10/12

11:40 pm-10:05 am

1 stop7h 25m

$204

Quickest round-trip

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Fri 10/30

8:47 am-11:09 am

Nonstop5h 22m

San Francisco

Fri 11/6

11:54 am-7:19 pm

Nonstop4h 25m

$217

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Fri 11/13

8:47 am-11:09 am

Nonstop5h 22m

San Francisco

Mon 11/16

11:54 am-7:19 pm

Nonstop4h 25m

$227

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Tue 9/29

1:50 pm-7:32 pm

1 stop8h 42m

San Francisco

Sat 10/3

5:00 am-2:40 pm

1 stop6h 40m

$250

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Tue 9/29

1:50 pm-7:32 pm

1 stop8h 42m

San Francisco

Sat 10/3

5:00 am-2:40 pm

1 stop6h 40m

$250

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Sat 9/26

5:59 pm-11:28 pm

1 stop8h 29m

San Francisco

Sat 10/3

6:36 am-6:50 pm

1 stop9h 14m

$255

LouisvilleSan Francisco

SDF Louisville Intl - SFO San Francisco

SDFSFO

Louisville Intl

Tue 9/29

6:20 am-10:52 am

1 stop7h 32m

San Francisco

Sat 10/3

6:36 am-6:50 pm

1 stop9h 14m

$255

KnoxvilleSan Francisco

TYS Knoxville McGhee Tyson - SFO San Francisco

TYSSFO

Knoxville McGhee Tyson

Wed 9/9

7:33 am-2:06 pm

1 stop9h 33m

San Francisco

Mon 9/21

9:55 pm-9:29 am

1 stop8h 34m

$257

KnoxvilleSan Francisco

TYS Knoxville McGhee Tyson - SFO San Francisco

TYSSFO

Knoxville McGhee Tyson

Sat 9/12

5:45 pm-11:57 pm

1 stop9h 12m

San Francisco

Mon 9/21

11:30 pm-11:18 am

1 stop8h 48m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $357.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Kentucky to San Francisco is on a Wednesday when prices can be found for as low as $258. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $488.

What is the cheapest Kentucky to San Francisco flight route?

Fly from Louisville Intl to San Francisco for the best Kentucky - San Francisco flight prices

How far in advance should I book a flight from Kentucky to San Francisco?

You are more likely to see cheaper flights to San Francisco from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Kentucky for as low as $334 on momondo.

What cabin class options are available on Kentucky to San Francisco flights?

There are 2 cabin classes available to choose from on Kentucky to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kentucky to San Francisco flights?

No. A direct flight is the cheapest option for a flight between Kentucky to San Francisco.

Cheap Kentucky to San Francisco flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to San Francisco

Best Price Found	$119
Fastest flight time	4h 35m
Direct flights	Every day
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from Kentucky in the past 72 hours is $119. The best round-trip flight deal from Kentucky to San Francisco found on momondo in the last 72 hours is $218.

The fastest flight from Kentucky to San Francisco takes 4h 35m

Direct flights go from Kentucky to San Francisco every day.

There is 1 airport in San Francisco. From Kentucky there are direct flights to San Francisco (SFO).

Search flight deals

Frequently asked questions about flying from Kentucky to San Francisco

When did momondo last update prices for flights from Kentucky to San Francisco Airport?
Prices for flights from Kentucky to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Kentucky to San Francisco Airport?
There are 6 operators available for flights from Kentucky to San Francisco Airport as of August 2026.
How old do you have to be to fly from Kentucky to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Kentucky to San Francisco?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Kentucky to San Francisco is Airbus A220-300 (94.74% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (1.75%), Boeing 737 MAX 9 (1.75%), and Airbus A320-100/200 (1.75%).

Best airlines flying from Kentucky to San Francisco

Compare and see reviews for airlines that fly from Kentucky to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Breeze Airways	PriceFrom $136	Free Cancellation	Rating 8.2 305 reviews	Search Breeze Airways flights
Delta	PriceFrom $168	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta flights
United Airlines	PriceFrom $278	Free Cancellation	Rating 7.4 10,112 reviews	Search United Airlines flights
American Airlines	PriceFrom $304	Free Cancellation	Rating 7.1 11,924 reviews	Search American Airlines flights
Southwest	PriceFrom $350	Free Cancellation	Rating 8.0 4,218 reviews	Search Southwest flights

Santa Cruz

Carmel-by-the-Sea

Modesto

South San Francisco

Fremont

Berkeley

Bodega Bay

Hayward

Walnut Creek

Santa Clara

Vallejo

Roseville

Sonoma

Salinas

Sunnyvale

Milpitas

Daly City

Burlingame

Marina

Palo Alto

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Kentucky.

Can I find flights from Kentucky to San Francisco with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Francisco from Kentucky which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kentucky to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Kentucky. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Kentucky to San Francisco right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Kentucky to San Francisco flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Kentucky to San Francisco from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to San Francisco departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from Kentucky to San Francisco

Our best Southwest deals on Kentucky to San Francisco flight tickets

Delta flights from Kentucky to San Francisco

Our best Delta deals on Kentucky to San Francisco flight tickets

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How to get the cheapest flight ticket from Kentucky to San Francisco

What is the cheapest month to fly to San Francisco?

What is the cheapest day to depart on your flight to San Francisco?

What is the cheapest Kentucky to San Francisco flight route?

How far in advance should I book a flight from Kentucky to San Francisco?

What cabin class options are available on Kentucky to San Francisco flights?

Can stopping save me money on Kentucky to San Francisco flights?

What is the cheapest airline that flies from Kentucky to San Francisco?

What airlines fly to San Francisco?

How many flights depart from Kentucky to San Francisco on average per day?

How many flights depart from Kentucky to San Francisco on average per week?

How long does it take to fly to San Francisco?

Cheap Kentucky to San Francisco flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in San Francisco

Frequently asked questions about flying from Kentucky to San Francisco

Best airlines flying from Kentucky to San Francisco

Compare and see reviews for airlines that fly from Kentucky to San Francisco with momondo

Traveling to a place near San Francisco?

Why use momondo?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California

Fly your favorite airline to San Francisco

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to San Francisco

List of cabin classes available on flights landing in San Francisco. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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