HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LEX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Francisco to Lexington 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 San Francisco to Lexington Blue Grass are usually found in November or May, 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 June 12, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$155
(Delta)

Popular in

December

Cheapest in

November

Average price

$543
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. 10% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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 7/1111:47 pmSFO - LEX
1 stop8h 01mAmerican Airlines
Tue 7/151:57 pmLEX - SFO
1 stop7h 46mAmerican Airlines
Deal found 6/12$309
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 7/19:35 pmSFO - LEX
1 stop8h 49mDelta
Wed 7/165:50 amLEX - SFO
1 stop7h 22mDelta
Deal found 6/11$354
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:43 pmSFO - LEX
1 stop15h 38mUnited Airlines
Thu 7/175:44 pmLEX - SFO
1 stop9h 46mUnited Airlines
Deal found 6/11$463
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1111:59 pmSFO - LEX
3 stops18h 51mMultiple Airlines
Sun 7/1310:28 pmLEX - SFO
3 stops39h 37mMultiple Airlines
Deal found 6/10$654

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 June 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

Fri 7/11

11:47 pm-10:48 am

1 stop8h 01m

Lexington Blue Grass

Tue 7/15

1:57 pm-6:43 pm

1 stop7h 46m

$309

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 7/1

9:35 pm-9:24 am

1 stop8h 49m

Lexington Blue Grass

Wed 7/16

5:50 am-10:12 am

1 stop7h 22m

$354

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Mon 6/30

6:43 pm-1:21 pm

1 stop15h 38m

Lexington Blue Grass

Thu 7/17

5:44 pm-12:30 am

1 stop9h 46m

$463

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Fri 7/11

11:59 pm-9:50 pm

3 stops18h 51m

Lexington Blue Grass

Sun 7/13

10:28 pm-11:05 am

3 stops39h 37m

$654

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Tue 6/17

1:14 pm-11:56 pm

1 stop7h 42m

$155

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Mon 7/7

9:35 pm-9:20 am

1 stop8h 45m

$185

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Wed 6/25

12:24 pm-8:19 pm

3 stops28h 55m

$311

San FranciscoLexington

SFO - LEX

SFOLEX

San Francisco

Thu 8/14

10:35 pm-5:01 pm

2 stops15h 26m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 June 9, 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 April is currently the most expensive (average of $390). 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 June 12, 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
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

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
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

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
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

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
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Overall

8.0

Food

7.3

Boarding

8.2

Comfort

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.

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

    Currently priced at $309, American Airlines will fly you from San Francisco to Lexington and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $354 and $463, respectively. These flights start at 38% 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 $155 on Delta. Other airlines that offer cheap prices include American Airlines from $225 and United Airlines from $360 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 April is currently the most expensive (average of $390). 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
Danville
Berea

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 San Francisco to Lexington

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

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$414FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$299Average$619FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$310Average$517FlexibilityNo cancel feeOn-time71%

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.