How does KAYAK find such low prices on flights from Kentucky to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to San Francisco. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Kentucky to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Kentucky with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$99 CHEAP FLIGHTS from Kentucky to San Francisco

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Cheap Flights from Kentucky to San Francisco

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Kentucky to San Francisco

Mon, Aug 31 - Fri, Sep 11

9:31 am - 11:33 am

SDF

SFO

5h 02mnonstop

11:54 am - 7:19 pm

SFO

SDF

4h 25mnonstop

$219Breeze Airways

Mon, Oct 26 - Fri, Oct 30

8:47 am - 11:09 am

SDF

SFO

5h 22mnonstop

11:54 am - 7:19 pm

SFO

SDF

4h 25mnonstop

$247Breeze Airways

Wed, Sep 2 - Fri, Sep 11

9:21 am - 9:00 pm

SDF

SFO

14h 39m

1 stop

11:54 am - 7:19 pm

SFO

SDF

4h 25mnonstop

$259Multiple Airlines

Thu, Jun 25 - Sat, Jul 4

2:54 pm - 5:42 pm

BNA

SFO

4h 48mnonstop

11:59 pm - 6:37 am

SFO

BNA

4h 38mnonstop

$264United Airlines

Sat, Aug 22 - Sat, Aug 29

8:35 am - 4:15 pm

BNA

SFO

9h 40m

2 stops

5:00 am - 2:35 pm

SFO

BNA

7h 35m

2 stops

$267Southwest

Sat, Jun 27 - Sat, Jul 4

6:31 am - 9:20 am

BNA

SFO

4h 49mnonstop

11:59 pm - 6:37 am

SFO

BNA

4h 38mnonstop

$268United Airlines

Fri, Jun 5 - Mon, Jun 8

4:52 pm - 11:04 pm

CVG

SFO

9h 12m

1 stop

8:56 am - 7:31 pm

SFO

CVG

7h 35m

1 stop

$270Frontier

Wed, Oct 21 - Sun, Oct 25

7:42 pm - 12:15 am

BNA

SFO

6h 33m

1 stop

9:00 pm - 1:57 pm

SFO

BNA

14h 57m

1 stop

$270Frontier

Thu, Jul 30 - Wed, Aug 5

12:57 pm - 2:58 pm

CVG

SFO

29h 01m

1 stop

11:10 am - 7:48 pm

SFO

CVG

29h 38m

2 stops

$276Multiple Airlines

Thu, Jul 9 - Mon, Jul 13

5:15 pm - 7:55 pm

BNA

SFO

4h 40mnonstop

10:50 pm - 5:10 am

SFO

BNA

4h 20mnonstop

$282Southwest

Useful Info

Low season	January
High season	May
Cheapest flight	$99

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 9% increase in price.

Flight from Louisville to San Francisco

How does KAYAK find such low prices on flights from Kentucky to San Francisco?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Kentucky to San Francisco?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Kentucky with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to San Francisco?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Calistoga

Marina

Rohnert Park

Emeryville

Pacifica

Capitola

Millbrae

Campbell

Newark

Mill Valley

Novato

Windsor

Union City

West Sacramento

Belmont

Richmond

American Canyon

Corte Madera

Jenner

Los Altos

Everything you need to know for your flight to San Francisco

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Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

SFO

$99 Find Cheap Flights from Kentucky to San Francisco

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

Cheap Flights from Kentucky to San Francisco

Recent round-trip flight deals from Kentucky to San Francisco

Recent one-way flight deals from Kentucky to San Francisco

Recent last minute flight deals from Kentucky to San Francisco

Recent direct flight deals from Kentucky to San Francisco

Good to know

FAQs for booking flights from Kentucky to San Francisco

How does KAYAK find such low prices on flights from Kentucky to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Kentucky to San Francisco.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Kentucky to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Kentucky is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Kentucky to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Kentucky with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Kentucky to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Kentucky up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Kentucky

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

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Choose which airport to fly into in San Francisco

Find deals for your return flight