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Cheap flights from Kentucky to San Francisco Bay Area from $85

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 Bay Area departing on 11/7. 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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Find the cheapest flights from Kentucky to San Francisco Bay Area

Cheap round-trip flights

Frontier Logo
8:17 pm - 12:14 amTYS-SFO
6h 57m1 stop
Frontier Logo
6:34 am - 7:32 pmSFO-TYS
9h 58m1 stop
$158Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
Frontier Logo
6:05 am - 11:32 amCVG-SJC
8h 27m1 stop
Frontier Logo
12:27 pm - 1:39 amSJC-CVG
10h 12m1 stop
$160Frontier
Find Deal
Fri, Nov 7 - Mon, Nov 17
Frontier Logo
8:17 pm - 12:14 amTYS-SFO
6h 57m1 stop
Frontier Logo
6:34 am - 7:32 pmSFO-TYS
9h 58m1 stop
$168Frontier
Find Deal
Fri, Oct 24 - Mon, Oct 27
Breeze Airways Logo
9:43 am - 12:02 pmSDF-SFO
5h 19mnonstop
Breeze Airways Logo
12:47 pm - 8:12 pmSFO-SDF
4h 25mnonstop
$218Breeze Airways
Find Deal
Fri, Oct 24 - Fri, Oct 31
Breeze Airways Logo
9:44 am - 12:05 pmCVG-SFO
5h 21mnonstop
Breeze Airways Logo
12:50 pm - 8:23 pmSFO-CVG
4h 33mnonstop
$218Breeze Airways
Find Deal
Sun, Nov 16 - Tue, Nov 18
Multiple Airlines Logo
9:44 am - 12:05 pmCVG-SFO
5h 21mnonstop
Multiple Airlines Logo
8:02 am - 10:08 pmSFO-CVG
11h 06m1 stop
$223Multiple Airlines
Find Deal
Thu, Nov 6 - Tue, Nov 11
Multiple Airlines Logo
8:25 am - 4:43 pmCVG-SFO
11h 18m1 stop
Multiple Airlines Logo
12:50 pm - 8:23 pmSFO-CVG
4h 33mnonstop
$226Multiple Airlines
Find Deal
Thu, Nov 13 - Thu, Nov 27
Hawaiian Airlines Logo
8:00 am - 2:10 pmCVG-SJC
9h 10m1 stop
Hawaiian Airlines Logo
7:40 pm - 5:10 pmSJC-CVG
18h 30m1 stop
$243Hawaiian Airlines
Find Deal
Wed, Jan 28 - Sat, Jan 31
Alaska Airlines Logo
8:00 am - 1:35 pmCVG-OAK
8h 35m1 stop
Alaska Airlines Logo
6:30 am - 5:10 pmOAK-CVG
7h 40m1 stop
$255Alaska Airlines
Find Deal
Wed, Feb 4 - Sat, Feb 7
Alaska Airlines Logo
6:30 pm - 11:59 pmCVG-OAK
8h 29m1 stop
Alaska Airlines Logo
6:30 am - 5:30 pmOAK-CVG
8h 00m1 stop
$262Alaska Airlines
Find Deal
Tue, Nov 11 - Sat, Nov 15

American Airlines flights from Kentucky to San Francisco Bay Area

Our best American Airlines deals on Kentucky to San Francisco Bay Area flight tickets
American Airlines
Nov 5
TYS5:10 amKnoxville McGhee Tyson
8h 06m
1 stop
SJC10:16 amSan Jose
Nov 8
SJC2:38 pmSan Jose
6h 30m
1 stop
TYS12:08 amKnoxville McGhee Tyson
$269
Find similar
American Airlines
Nov 4
LEX6:03 amLexington Blue Grass
10h 26m
2 stops
SFO1:29 pmSan Francisco
Nov 11
SFO7:15 amSan Francisco
8h 36m
1 stop
LEX6:51 pmLexington Blue Grass
$314
Find similar
American Airlines
Nov 4
LEX11:21 amLexington Blue Grass
10h 41m
2 stops
SFO7:02 pmSan Francisco
Nov 11
SFO9:15 amSan Francisco
9h 41m
2 stops
LEX9:56 pmLexington Blue Grass
$319
Find similar

United Airlines flights from Kentucky to San Francisco Bay Area

Our best United Airlines deals on Kentucky to San Francisco Bay Area flight tickets
United Airlines
Oct 21
SDF3:30 pmLouisville Intl
7h 05m
1 stop
SFO7:35 pmSan Francisco
Oct 29
SFO10:40 pmSan Francisco
8h 19m
1 stop
SDF9:59 amLouisville Intl
$281
Find similar
United Airlines
Oct 22
BNA6:33 amNashville Intl
4h 48m
SFO9:21 amSan Francisco
Oct 22
SFO12:43 amSan Francisco
6h 50m
1 stop
BNA9:33 amNashville Intl
$333
Find similar
United Airlines
Nov 13
BNA6:30 amNashville Intl
4h 58m
SFO9:28 amSan Francisco
Nov 19
SFO11:00 pmSan Francisco
4h 13m
BNA5:13 amNashville Intl
$345
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 26, 2025.
Use the filters below to find and compare flights from Kentucky to San Francisco Bay Area that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Fri 10/24

8:17 pm-12:14 am

1 stop6h 57m

San Francisco

Mon 10/27

6:34 am-7:32 pm

1 stop9h 58m

$158

CincinnatiSan Jose

CVG - SJC

CVGSJC

Cincinnati Cinci./N. Kentucky

Fri 11/7

6:05 am-11:32 am

1 stop8h 27m

San Jose

Mon 11/17

12:27 pm-1:39 am

1 stop10h 12m

$160

KnoxvilleSan Francisco

TYS - SFO

TYSSFO

Knoxville McGhee Tyson

Fri 10/24

8:17 pm-12:14 am

1 stop6h 57m

San Francisco

Mon 10/27

6:34 am-7:32 pm

1 stop9h 58m

$168

LouisvilleSan Francisco

SDF - SFO

SDFSFO

Louisville Intl

Fri 10/24

9:43 am-12:02 pm

Nonstop5h 19m

San Francisco

Fri 10/31

12:47 pm-8:12 pm

Nonstop4h 25m

$218

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Sun 11/16

9:44 am-12:05 pm

Nonstop5h 21m

San Francisco

Tue 11/18

12:50 pm-8:23 pm

Nonstop4h 33m

$218

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Thu 11/6

9:44 am-12:05 pm

Nonstop5h 21m

San Francisco

Tue 11/11

8:02 am-10:08 pm

1 stop11h 06m

$223

CincinnatiSan Francisco

CVG - SFO

CVGSFO

Cincinnati Cinci./N. Kentucky

Thu 11/13

8:25 am-4:43 pm

1 stop11h 18m

San Francisco

Thu 11/27

12:50 pm-8:23 pm

Nonstop4h 33m

$226

CincinnatiSan Jose

CVG - SJC

CVGSJC

Cincinnati Cinci./N. Kentucky

Wed 1/28

8:00 am-2:10 pm

1 stop9h 10m

San Jose

Sat 1/31

7:40 pm-5:10 pm

1 stop18h 30m

$243

CincinnatiOakland

CVG - OAK

CVGOAK

Cincinnati Cinci./N. Kentucky

Wed 2/4

8:00 am-1:35 pm

1 stop8h 35m

Oakland

Sat 2/7

6:30 am-5:10 pm

1 stop7h 40m

$255

CincinnatiOakland

CVG - OAK

CVGOAK

Cincinnati Cinci./N. Kentucky

Tue 11/11

6:30 pm-11:59 pm

1 stop8h 29m

Oakland

Sat 11/15

6:30 am-5:30 pm

1 stop8h 00m

$262

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 San Francisco Bay Area from

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

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 San Francisco Bay Area?

In general, September is the cheapest month to fly from Kentucky to San Francisco Bay Area. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $278. If you aren’t able to travel to San Francisco Bay Area during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $312.

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

On average, the least expensive day to fly to San Francisco Bay Area from Kentucky is on a Monday. momondo users have found tickets for Monday departures for as low as $266. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Kentucky because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $312.

What is the cheapest time of day to depart on your flight to San Francisco Bay Area?

Our most recent data shows that the best time of day to fly to San Francisco Bay Area is in the morning. Flights from Kentucky to San Francisco Bay Area during this time can be as low as $270. In contrast, the most expensive time of day to depart to San Francisco Bay Area is in the evening when prices are around $423.

What is the cheapest Kentucky to San Francisco Bay Area flight route?

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

How far in advance should I book a flight to San Francisco Bay Area?

You are more likely to see cheaper flights to San Francisco Bay Area from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco Bay Area for around $377 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco Bay Area from Kentucky for as low as $285 on momondo.

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

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

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

Cheap Kentucky to San Francisco Bay Area flight deals and tips

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

Fastest flight time

4h 48m

Direct flights

Every day

Airports in San Francisco Bay Area

1 airport
The fastest flight from Kentucky to San Francisco Bay Area takes 4h 48m
Direct flights go from Kentucky to San Francisco Bay Area every day.
There is 1 airport near San Francisco Bay Area: San Francisco (SFO)
Search flight deals

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

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

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

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

    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 Kentucky to San Francisco Bay Area.

  • What documentation or ID do you need to fly to San Francisco Bay Area?

    The necessary travel and health documents for your San Francisco Bay Area 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 Kentucky to San Francisco Bay Area?

Best airlines flying from Kentucky to San Francisco Bay Area

Compare and see reviews for airlines that fly from Kentucky to San Francisco Bay Area with momondo
Airline
Rating
Free Cancellation
Price
Breeze AirwaysPriceFrom $160Free CancellationRating
8.0
209 reviews
Search Breeze Airways flights
DeltaPriceFrom $219Free CancellationRating
7.9
7,973 reviews
Search Delta flights
SouthwestPriceFrom $254Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
American AirlinesPriceFrom $262Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $300Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Kentucky to San Francisco Bay Area. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Kentucky to San Francisco Bay Area flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Kentucky and San Francisco Bay Area by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to San Francisco Bay Area from Kentucky are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your San Francisco Bay Area trip

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