HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$153+ Cheap flights from Lexington to San Francisco (LEX - 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — SFO
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lexington to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lexington Blue Grass to San Francisco are usually found in October or August, booked 46 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Lexington to San Francisco

Cheapest flights from Lexington to San Francisco
Explore the most affordable flight options available from Lexington to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/9. 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.
dom. 12/215:48 pmLEX - SFO
1 stop8h 07mUnited Airlines
dom. 1/1812:55 pmSFO - LEX
1 stop6h 35mUnited Airlines
Deal found 12/9$373
This United Airlines deal was found by Cheapflights users on 12/10. 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.
dom. 12/211:57 pmLEX - SFO
1 stop8h 19mUnited Airlines
mié. 12/315:00 amSFO - LEX
1 stop9h 05mUnited Airlines
Deal found 12/10$409
This Delta deal was found by Cheapflights users on 12/11. 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.
lun. 12/225:52 pmLEX - SFO
1 stop9h 05mDelta
lun. 1/1911:05 pmSFO - LEX
1 stop7h 37mDelta
Deal found 12/11$439
This American Airlines deal was found by Cheapflights users on 12/11. 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.
lun. 12/222:05 pmLEX - SFO
2 stops11h 54mAmerican Airlines
lun. 1/1911:36 pmSFO - LEX
1 stop9h 40mAmerican Airlines
Deal found 12/11$444
This American Airlines deal was found by Cheapflights users on 12/9. 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.
dom. 12/218:04 amLEX - SFO
2 stops11h 09mAmerican Airlines
dom. 1/1811:36 pmSFO - LEX
1 stop8h 20mAmerican Airlines
Deal found 12/9$494
This American Airlines deal was found by Cheapflights users on 12/10. 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.
dom. 12/218:04 amLEX - SFO
2 stops11h 09mAmerican Airlines
mié. 12/319:15 amSFO - LEX
2 stops10h 57mAmerican Airlines
Deal found 12/10$548
This United Airlines deal was found by Cheapflights users on 12/10. 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.
vie. 12/261:57 pmLEX - SFO
1 stop10h 32mUnited Airlines
mar. 12/305:00 amSFO - LEX
1 stop9h 05mUnited Airlines
Deal found 12/10$739

Find flight deals from Lexington to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$303
(American Airlines)

One-way from

$153
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$496
Provider with most accurate pricing for Lexington Blue Grass-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lexington Blue Grass-San Francisco flights.
Search Deals
From Lexington Blue Grass to San Francisco
Search Deals
One-way flight from Lexington Blue Grass to San Francisco
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington 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 diciembre 12, 2025.
Use the filters below to find and compare flights from Lexington to San Francisco that are best for you.

Fly from

Lexington

Fly to

San Francisco

Route

Depart

Return

Price

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

jue. 1/22

7:00 am-1:50 pm

1 stop9h 50m

San Francisco

jue. 1/29

9:00 am-9:28 pm

1 stop9h 28m

$309

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

mar. 2/17

7:10 am-1:31 pm

1 stop9h 21m

San Francisco

sáb. 2/21

9:15 am-9:57 pm

2 stops9h 42m

$314

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

jue. 1/15

2:17 pm-7:49 pm

1 stop8h 32m

San Francisco

dom. 1/18

10:54 pm-9:57 am

1 stop8h 03m

$324

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

jue. 1/15

2:17 pm-7:49 pm

1 stop8h 32m

San Francisco

mar. 1/20

10:00 pm-9:42 am

1 stop8h 42m

$328

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

vie. 1/23

8:35 am-3:35 pm

1 stop10h 00m

San Francisco

lun. 1/26

6:45 am-4:48 pm

1 stop7h 03m

$329

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

mié. 1/14

5:35 pm-11:25 pm

1 stop8h 50m

San Francisco

jue. 1/22

10:54 pm-9:57 am

1 stop8h 03m

$329

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

mié. 1/14

5:18 pm-11:25 pm

1 stop9h 07m

San Francisco

sáb. 1/24

10:54 pm-9:57 am

1 stop8h 03m

$329

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

vie. 1/23

8:07 am-4:34 pm

2 stops11h 27m

San Francisco

lun. 1/26

11:04 am-11:23 pm

2 stops9h 19m

$359

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

mié. 1/14

2:17 pm-7:49 pm

1 stop8h 32m

San Francisco

vie. 1/23

11:05 pm-9:42 am

1 stop7h 37m

$384

LexingtonSan Francisco

LEX - SFO

LEXSFO

Lexington Blue Grass

lun. 12/22

5:48 pm-10:55 pm

1 stop8h 07m

San Francisco

dom. 1/18

12:55 pm-10:30 pm

1 stop6h 35m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Lexington to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Lexington to San Francisco in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Lexington-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Lexington-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Lexington-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lexington-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Lexington-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Lexington to San Francisco

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

How far ahead should I book a flight from Lexington to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Lexington to San Francisco. Price data was last updated on December 5, 2025.

To ensure you get the cheapest price possible for a flight from Lexington to San Francisco, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Lexington to San Francisco (average of $114). Flying from Lexington to San Francisco in November is currently the most expensive (average of $218). 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 LEX to SFO?

Find hourly flight availability from Lexington 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 diciembre 12, 2025.

It’s optimal to fly from Lexington to San Francisco in the evening. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

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 diciembre 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Lexington to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • How long is the flight from Lexington to San Francisco?

    A quick flight from Lexington to San Francisco can take about 8h 32m. American Airlines provides one of the quickest options available for as low as $324. The distance from Lexington to San Francisco is about 2046 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Lexington to San Francisco round-trip?

    American Airlines, at $308, was found to be the cheapest airline from Lexington to San Francisco.Alternate airlines to your destination round-trip include United Airlines and Delta. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $148. American Airlines flights start at $159 while deals on United Airlines start at $216 one-way.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lexington to San Francisco.

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

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

    Currently, September is the cheapest month in which you can book a flight from Lexington to San Francisco (average of $114). Flying from Lexington to San Francisco in November is currently the most expensive (average of $218). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Manteca
Watsonville
Sunnyvale
Santa Clara
San Bruno
Redwood City
Daly City
Vallejo
Hollister
Foster City
Union City
Davis
San Ramon
Burlingame
Milpitas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lexington to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Cincinnati to Las Vegas flights
Cincinnati to Los Angeles flights
Nashville to Los Angeles flights
Nashville to Las Vegas flights
Louisville to Las Vegas flights
Cincinnati to Ontario flights
Louisville to Los Angeles flights
Nashville to San Francisco flights
Cincinnati to Santa Ana flights
Nashville to Ontario flights
Cincinnati to San Diego flights
Louisville to Ontario flights
Cincinnati to Burbank flights
Nashville to San Diego flights
Nashville to Santa Ana flights
Lexington to Los Angeles flights
Nashville to Burbank flights
Cincinnati to San Francisco flights
Knoxville to Las Vegas flights
Nashville to San Jose flights
Louisville to Burbank flights
Knoxville to Los Angeles flights
Louisville to Santa Ana flights
Lexington to Ontario flights
Louisville to San Diego flights
Cincinnati to Palm Springs flights
Evansville to Los Angeles flights
Nashville to Sacramento flights
Louisville to San Francisco flights
Lexington to Santa Ana flights
Knoxville to Ontario flights
Nashville to Palm Springs flights
Cincinnati to Long Beach flights
Lexington to San Diego flights
Nashville to Long Beach flights
Lexington to Las Vegas flights
Cincinnati to Sacramento flights
Nashville to Oakland flights
Evansville to Las Vegas flights
Lexington to Burbank flights
Cincinnati to San Jose flights
Blountville to Las Vegas flights
Knoxville to San Francisco flights
Cincinnati to Reno flights
Nashville to Fresno flights
Evansville to Ontario flights
Evansville to Santa Ana flights
Knoxville to San Diego flights
Blountville to Los Angeles flights

Top 3 airlines flying from Lexington to San Francisco

Discover the top 3 airlines that operate flights from Lexington 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$513FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$446FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$398FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.