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Lexington

$125+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LEX
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Lexington Blue Grass are usually found in November or September, booked 55 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap 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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$334
(Delta)

One-way from

$125
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$459
Provider with most accurate pricing for San Francisco-Lexington Blue Grass flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Lexington Blue Grass flights.
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From San Francisco to Lexington Blue Grass
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One-way flight from San Francisco to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($61 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. 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.
Fri 5/309:35 pmSFO - LEX
1 stop8h 49mDelta
Mon 6/25:55 pmLEX - SFO
1 stop8h 37mDelta
Deal found 4/30$334
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/231:35 pmSFO - LEX
1 stop7h 23mAmerican Airlines
Tue 5/277:30 pmLEX - SFO
1 stop7h 52mAmerican Airlines
Deal found 4/30$339
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 5/141:20 pmSFO - LEX
1 stop7h 26mUnited Airlines
Mon 9/85:48 pmLEX - SFO
1 stop19h 17mUnited Airlines
Deal found 4/30$497

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 May 1, 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

Fri 5/30

9:35 pm-9:24 am

1 stop8h 49m

Lexington Blue Grass

Mon 6/2

5:55 pm-11:32 pm

1 stop8h 37m

$334

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Fri 5/23

1:35 pm-11:58 pm

1 stop7h 23m

Lexington Blue Grass

Tue 5/27

7:30 pm-12:22 am

1 stop7h 52m

$339

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 5/14

1:20 pm-11:46 pm

1 stop7h 26m

Lexington Blue Grass

Mon 9/8

5:48 pm-10:05 am

1 stop19h 17m

$497

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 5/27

12:21 am-10:28 am

1 stop7h 07m

$125

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Mon 6/16

11:03 pm-5:16 pm

2 stops15h 13m

$246

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Fri 6/6

9:35 pm-9:24 am

1 stop8h 49m

$249

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Sat 6/7

6:14 pm-7:31 pm

3 stops22h 17m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Lexington flight deals on Cheapflights vs. FlightHub >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

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Lexington. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Lexington, you should look to book at least 54 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 San Francisco to Lexington?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Lexington (average of $303). Flying from San Francisco to Lexington in May is currently the most expensive (average of $398). 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.

Rainfall in Lexington by month

Plan your trip to Lexington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Lexington ranges from 2.9 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Lexington when rainfall is around 2.9 in.

Temperature in Lexington by month

Plan your trip to Lexington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Lexington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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 May 1, 2025.
To help decide which airline to fly from San Francisco to Lexington, see what other customers have to say about Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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.

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

    Currently priced at $334, 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 American Airlines and United Airlines - these airlines can fly you to your destination from $339 and $497, respectively. These flights start at 32% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $125 on American Airlines. Other airlines that offer cheap prices include United Airlines from $246 and Delta from $249 one-way.

  • 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, August is the cheapest month in which you can book a flight from San Francisco to Lexington (average of $303). Flying from San Francisco to Lexington in May is currently the most expensive (average of $398). 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
Georgetown
Berea
Danville
Richmond

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$418FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$613FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$318Average$511FlexibilityNo cancel feeOn-time71%

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