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Lexington

$155+ Cheap flights from San Francisco to Lexington (SFO - LEX)

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LEX
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Lexington Blue Grass are usually found in August or September, booked 12 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from San Francisco to Lexington

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

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:50 amSFO - LEX
1 stop8h 31mDelta
Wed 12/176:05 amLEX - SFO
1 stop9h 31mDelta
Deal found 12/9$529
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.
Wed 12/101:11 pmSFO - LEX
1 stop7h 03mAmerican Airlines
Wed 12/177:00 amLEX - SFO
2 stops12h 03mAmerican Airlines
Deal found 12/9$534
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.
Thu 12/257:00 amSFO - LEX
1 stop7h 33mAmerican Airlines
Wed 12/312:05 pmLEX - SFO
1 stop8h 41mAmerican Airlines
Deal found 12/11$544
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amSFO - LEX
1 stop12h 32mMultiple Airlines
Sat 1/310:21 pmLEX - SFO
2 stops25h 09mMultiple Airlines
Deal found 12/10$628
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.
Thu 12/189:15 amSFO - LEX
2 stops9h 50mAmerican Airlines
Sun 12/218:04 amLEX - SFO
1 stop9h 57mAmerican Airlines
Deal found 12/10$640
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.
Sat 12/1310:45 amSFO - LEX
1 stop8h 21mUnited Airlines
Mon 12/155:47 pmLEX - SFO
1 stop7h 50mUnited Airlines
Deal found 12/10$669

Find flight deals from San Francisco to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Lexington (LEX). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(United Airlines)

One-way from

$155
(Delta)

Popular in

December

Cheapest in

August

Average price

$605
Provider with most accurate pricing for San Francisco-Lexington Blue Grass flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Lexington Blue Grass flights.
Search Deals
From San Francisco to Lexington Blue Grass
Search Deals
One-way flight from San Francisco to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 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 San Francisco to Lexington 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 December 12, 2025.
Use the filters below to find and compare flights from San Francisco to Lexington that are best for you.

Fly from

San Francisco

Fly to

Lexington

Route

Depart

Return

Price

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 1/7

6:45 am-5:13 pm

1 stop7h 28m

Lexington Blue Grass

Wed 1/14

10:30 am-5:36 pm

1 stop10h 06m

$309

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 3/24

10:50 pm-9:45 am

1 stop7h 55m

Lexington Blue Grass

Tue 4/7

12:39 pm-8:23 pm

1 stop10h 44m

$349

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Thu 1/8

6:45 am-4:48 pm

1 stop7h 03m

Lexington Blue Grass

Mon 1/12

5:32 pm-11:00 pm

1 stop8h 28m

$409

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Thu 4/9

9:35 pm-9:36 am

1 stop9h 01m

Lexington Blue Grass

Mon 4/13

5:55 pm-12:15 am

1 stop9h 20m

$448

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Fri 4/10

10:50 pm-9:45 am

1 stop7h 55m

Lexington Blue Grass

Mon 4/13

5:55 pm-12:15 am

1 stop9h 20m

$458

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Sat 2/7

6:45 am-5:04 pm

1 stop7h 19m

Lexington Blue Grass

Mon 2/9

5:32 pm-9:40 am

1 stop19h 08m

$503

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 12/31

5:50 am-5:07 pm

1 stop8h 17m

$155

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Sun 1/18

10:54 pm-9:57 am

1 stop8h 03m

$155

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 1/20

11:40 am-11:53 pm

1 stop9h 13m

$155

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 12/30

8:12 pm-8:32 pm

2 stops21h 20m

$189

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 15 results
1
2

Compare providers for flights from San Francisco to Lexington

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 San Francisco to Lexington 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 San Francisco-Lexington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Lexington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Francisco-Lexington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Lexington 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 San Francisco-Lexington 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 San Francisco to Lexington

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

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

Currently, September is the cheapest month in which you can book a flight from San Francisco to Lexington (average of $112). Flying from San Francisco to Lexington in June is currently the most expensive (average of $252). 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.

Reviews of airlines servicing Lexington

Get insights into the airlines that provide service to Lexington. 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 Lexington. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from San Francisco to Lexington. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Lexington. 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 San Francisco to Lexington?

    A quick flight from San Francisco to Lexington can take about 7h 28m. United Airlines provides one of the quickest options available for as low as $309. The distance from San Francisco to Lexington is about 2046 mi. This flight may include one or multiple stops.

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

    Currently priced at $159, Delta will fly you from San Francisco to Lexington and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $299 and $308, respectively. These flights start at 66% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Lexington (average of $112). Flying from San Francisco to Lexington in June is currently the most expensive (average of $252). 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 Lexington?

Book flights to Lexington if you plan to visit one of these locations
Somerset
Berea
Georgetown
Frankfort

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Top 3 airlines flying from San Francisco to Lexington

Discover the top 3 airlines that operate flights from San Francisco to Lexington. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$415FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$565FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$497FlexibilityNo cancel feeOn-time71%

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