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Cheap flights from San Francisco to Kentucky from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Kentucky departing on 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Kentucky

Cheap round-trip flights

Enter your travel dates to find the best prices.
Breeze Airways Logo
12:18 pm - 7:48 pm
SFO
-
SDF
4h 30mnonstop
Breeze Airways Logo
9:31 am - 11:33 am
SDF
-
SFO
5h 02mnonstop
$228Breeze Airways
Fri, Aug 21 - Mon, Aug 24
Breeze Airways Logo
12:18 pm - 7:48 pm
SFO
-
SDF
4h 30mnonstop
Breeze Airways Logo
9:31 am - 11:33 am
SDF
-
SFO
5h 02mnonstop
$235Breeze Airways
Fri, Aug 21 - Mon, Aug 24
Frontier Logo
6:00 am - 7:24 pm
SFO
-
TYS
10h 24m
1 stop
Frontier Logo
8:19 pm - 12:18 am
TYS
-
SFO
6h 59m
1 stop
$244Frontier
Wed, Aug 5 - Wed, Aug 12
Frontier Logo
6:00 am - 7:24 pm
SFO
-
TYS
10h 24m
1 stop
Frontier Logo
8:19 pm - 12:23 am
TYS
-
SFO
7h 04m
1 stop
$252Frontier
Wed, Jul 15 - Wed, Jul 22
American Airlines Logo
6:36 am - 4:53 pm
SFO
-
TRI
7h 17m
1 stop
American Airlines Logo
5:29 pm - 10:40 pm
TRI
-
SFO
8h 11m
1 stop
$331American Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
7:05 am - 7:10 pm
SFO
-
PAH
10h 05m
1 stop
United Airlines Logo
5:00 am - 10:26 am
PAH
-
SFO
7h 26m
1 stop
$338United Airlines
Wed, Sep 9 - Tue, Sep 15
American Airlines Logo
10:53 pm - 11:27 am
SFO
-
LEX
9h 34m
1 stop
American Airlines Logo
6:30 am - 11:26 am
LEX
-
SFO
7h 56m
1 stop
$341American Airlines
Wed, Aug 5 - Wed, Aug 12
Delta Logo
9:30 pm - 9:26 am
SFO
-
LEX
8h 56m
1 stop
Delta Logo
3:45 pm - 10:51 pm
LEX
-
SFO
10h 06m
1 stop
$390Delta
Fri, Oct 9 - Tue, Oct 13
Delta Logo
9:30 pm - 9:26 am
SFO
-
LEX
8h 56m
1 stop
Delta Logo
5:55 pm - 12:15 am
LEX
-
SFO
9h 20m
1 stop
$399Delta
Wed, Nov 25 - Tue, Dec 1
United Airlines Logo
7:05 am - 7:10 pm
SFO
-
PAH
10h 05m
1 stop
United Airlines Logo
5:02 am - 11:25 am
PAH
-
SFO
8h 23m
1 stop
$438United Airlines
Wed, Aug 26 - Sat, Aug 29

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Frontier flights from San Francisco to Kentucky

Our best Frontier deals on San Francisco to Kentucky flight tickets
Frontier
Aug 5
SFO6:00 amSan Francisco
10h 24m
1 stop
TYS7:24 pmKnoxville McGhee Tyson
Aug 12
TYS8:19 pmKnoxville McGhee Tyson
6h 59m
1 stop
SFO12:18 amSan Francisco
$244
Frontier
Jul 15
SFO6:00 amSan Francisco
10h 24m
1 stop
TYS7:24 pmKnoxville McGhee Tyson
Jul 22
TYS8:19 pmKnoxville McGhee Tyson
7h 04m
1 stop
SFO12:23 amSan Francisco
$252
Frontier
Jul 15
SFO12:22 pmSan Francisco
21h 10m
1 stop
BNA11:32 amNashville Intl
Jul 22
BNA12:17 pmNashville Intl
14h 06m
1 stop
SFO12:23 amSan Francisco
$260

United Airlines flights from San Francisco to Kentucky

Our best United Airlines deals on San Francisco to Kentucky flight tickets
United Airlines
Jul 14
SFO11:59 pmSan Francisco
4h 38m
BNA6:37 amNashville Intl
Jul 18
BNA6:31 amNashville Intl
4h 49m
SFO9:20 amSan Francisco
$319
United Airlines
Sep 9
SFO7:05 amSan Francisco
10h 05m
1 stop
PAH7:10 pmPaducah Barkley Regional
Sep 15
PAH5:00 amPaducah Barkley Regional
7h 26m
1 stop
SFO10:26 amSan Francisco
$338
United Airlines
Aug 12
SFO5:00 amSan Francisco
6h 29m
1 stop
SDF2:29 pmLouisville Intl
Aug 19
SDF5:15 amLouisville Intl
8h 11m
1 stop
SFO10:26 amSan Francisco
$350

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Kentucky 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, momondo users made 832,500 searches. Data last updated June 20, 2026.
Use the filters below to find and compare flights from San Francisco to Kentucky that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoLouisville

SFO - SDF

SFOSDF

San Francisco

Fri 8/21

12:18 pm-7:48 pm

Nonstop4h 30m

Louisville Intl

Mon 8/24

9:31 am-11:33 am

Nonstop5h 02m

$228

San FranciscoLouisville

SFO - SDF

SFOSDF

San Francisco

Fri 8/21

12:18 pm-7:48 pm

Nonstop4h 30m

Louisville Intl

Mon 8/24

9:31 am-11:33 am

Nonstop5h 02m

$235

San FranciscoKnoxville

SFO - TYS

SFOTYS

San Francisco

Wed 8/5

6:00 am-7:24 pm

1 stop10h 24m

Knoxville McGhee Tyson

Wed 8/12

8:19 pm-12:18 am

1 stop6h 59m

$244

San FranciscoKnoxville

SFO - TYS

SFOTYS

San Francisco

Wed 7/15

6:00 am-7:24 pm

1 stop10h 24m

Knoxville McGhee Tyson

Wed 7/22

8:19 pm-12:23 am

1 stop7h 04m

$252

San FranciscoBlountville

SFO - TRI

SFOTRI

San Francisco

Tue 8/25

6:36 am-4:53 pm

1 stop7h 17m

Blountville Tri Cities TN/VA

Sat 8/29

5:29 pm-10:40 pm

1 stop8h 11m

$331

San FranciscoPaducah

SFO - PAH

SFOPAH

San Francisco

Wed 9/9

7:05 am-7:10 pm

1 stop10h 05m

Paducah Barkley Regional

Tue 9/15

5:00 am-10:26 am

1 stop7h 26m

$338

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 8/5

10:53 pm-11:27 am

1 stop9h 34m

Lexington Blue Grass

Wed 8/12

6:30 am-11:26 am

1 stop7h 56m

$341

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Fri 10/9

9:30 pm-9:26 am

1 stop8h 56m

Lexington Blue Grass

Tue 10/13

3:45 pm-10:51 pm

1 stop10h 06m

$390

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 11/25

9:30 pm-9:26 am

1 stop8h 56m

Lexington Blue Grass

Tue 12/1

5:55 pm-12:15 am

1 stop9h 20m

$399

San FranciscoPaducah

SFO - PAH

SFOPAH

San Francisco

Wed 8/26

7:05 am-7:10 pm

1 stop10h 05m

Paducah Barkley Regional

Sat 8/29

5:02 am-11:25 am

1 stop8h 23m

$438

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kentucky from

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

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

What is the cheapest month to fly to Kentucky?

If you’re not able to fly to Kentucky in September, then June is your next best option. Flight prices from San Francisco to Kentucky during June average around $122.

What is the cheapest day to depart on your flight to Kentucky?

Our data shows that Saturday is the least expensive day to fly to Kentucky. Tickets to fly out on this day can be as low as $136. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $298. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kentucky.

What is the cheapest time of day to depart on your flight to Kentucky?

According to our data, the cheapest time of day to fly to Kentucky is in the morning. momondo users have found flights departing from San Francisco to Kentucky in the morning for as low as $285. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Kentucky is at noon when prices are around $430.

What is the cheapest San Francisco to Kentucky flight route?

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

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

You are more likely to see cheaper flights to Kentucky from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Kentucky for around $482 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kentucky from San Francisco for as low as $376 on momondo.

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

There is only 1 cabin class available to choose from on San Francisco to Kentucky 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 San Francisco to Kentucky flights?

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

Cheap San Francisco to Kentucky flight deals and tips

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

Best Price Found

$206

Fastest flight time

4h 15m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Kentucky

43 airports
The best one-way flight to Kentucky from San Francisco in the past 72 hours is $206. The best round-trip flight deal from San Francisco to Kentucky found on momondo in the last 72 hours is $168.
The fastest flight from San Francisco to Kentucky takes 4h 15m
Direct flights go from San Francisco to Kentucky on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Breeze Airways.
There are 43 airports in Kentucky. From San Francisco there are direct flights to Nashville Intl (BNA), Louisville Intl (SDF), Cincinnati Cinci./N. Kentucky (CVG).
Search flight deals

Frequently asked questions about flying from San Francisco to Kentucky

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

    Prices for flights from San Francisco Airport to Kentucky were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Kentucky.

  • What documentation or ID do you need to fly to Kentucky?

    The necessary travel and health documents for your Kentucky trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Francisco to Kentucky?

Best airlines flying from San Francisco to Kentucky

Compare and see reviews for airlines that fly from San Francisco to Kentucky with momondo
Airline
Rating
Free Cancellation
Price
Breeze AirwaysPriceFrom $134Free CancellationRating
8.2
292 reviews
Search Breeze Airways flights
DeltaPriceFrom $159Free CancellationRating
7.8
8,420 reviews
Search Delta flights
SouthwestPriceFrom $266Free CancellationRating
7.9
4,241 reviews
Search Southwest flights
American AirlinesPriceFrom $294Free CancellationRating
7.1
11,715 reviews
Search American Airlines flights
United AirlinesPriceFrom $303Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
JetBluePriceFrom $358Free CancellationRating
7.1
2,987 reviews
Search JetBlue flights

Why use momondo?

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

Finding the right flight to Kentucky from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kentucky quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Kentucky from San Francisco with this policy.

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

Once all potential San Francisco to Kentucky flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Francisco to Kentucky flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Kentucky

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