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Lexington

$99+ Cheap flights from San Diego to Lexington (SAN - 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LEX
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Lexington Blue Grass are usually found in January or July, booked 85 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from San Diego to Lexington

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 August 20, 2025.

Round-trip from

$189
(Kiwi.com)

One-way from

$99
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$370
From San Diego to Lexington Blue Grass
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One-way flight from San Diego to Lexington Blue Grass
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Highest demand for flights based on searches. 5% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from San Diego to Lexington

Cheapest flights from San Diego to Lexington
Explore the most affordable flight options available from San Diego to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Thu 10/28:25 amSAN - LEX
1 stop10h 18mMultiple Airlines
Sun 10/510:33 pmLEX - SAN
1 stop11h 53mMultiple Airlines
Deal found 8/18$189
This American Airlines deal was found by Cheapflights users on 8/18. 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 10/210:38 pmSAN - LEX
1 stop9h 01mAmerican Airlines
Sat 10/44:41 pmLEX - SAN
1 stop8h 55mAmerican Airlines
Deal found 8/18$253
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 9/237:00 amSAN - LEX
1 stop8h 44mAmerican Airlines
Tue 10/146:15 amLEX - SAN
1 stop9h 14mAmerican Airlines
Deal found 8/20$258
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 9/2510:15 pmSAN - LEX
1 stop8h 29mDelta
Thu 10/25:48 pmLEX - SAN
1 stop6h 59mDelta
Deal found 8/19$289
This American Airlines deal was found by Cheapflights users on 8/18. 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 10/16:15 amSAN - LEX
1 stop6h 56mAmerican Airlines
Sat 10/42:35 pmLEX - SAN
1 stop8h 16mAmerican Airlines
Deal found 8/18$308
This Delta deal was found by Cheapflights users on 8/18. 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 9/199:50 pmSAN - LEX
1 stop8h 31mDelta
Sun 9/215:56 pmLEX - SAN
1 stop8h 28mDelta
Deal found 8/18$314
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/12:11 pmSAN - LEX
1 stop6h 48mUnited Airlines
Sat 10/42:10 pmLEX - SAN
2 stops11h 34mUnited Airlines
Deal found 8/18$328
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/46:15 amSAN - LEX
1 stop8h 11mAmerican Airlines
Mon 9/812:54 pmLEX - SAN
1 stop7h 50mAmerican Airlines
Deal found 8/19$339
This Delta deal was found by Cheapflights users on 8/18. 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.
Thu 10/2310:20 pmSAN - LEX
1 stop8h 25mDelta
Mon 10/275:54 pmLEX - SAN
1 stop6h 53mDelta
Deal found 8/18$354
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:15 amSAN - LEX
2 stops12h 55mAlaska Airlines
Tue 10/146:15 amLEX - SAN
1 stop8h 05mAlaska Airlines
Deal found 8/20$373
This United Airlines deal was found by Cheapflights users on 8/18. 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.
Thu 10/22:11 pmSAN - LEX
1 stop6h 48mUnited Airlines
Sat 10/47:05 amLEX - SAN
2 stops15h 26mUnited Airlines
Deal found 8/18$378

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego 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 August 20, 2025.
Use the filters below to find and compare flights from San Diego to Lexington that are best for you.

Fly from

San Diego

Fly to

Lexington

Route

Depart

Return

Price

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 10/2

8:25 am-9:43 pm

1 stop10h 18m

Lexington Blue Grass

Sun 10/5

10:33 pm-7:26 am

1 stop11h 53m

$189

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 10/2

10:38 pm-10:39 am

1 stop9h 01m

Lexington Blue Grass

Sat 10/4

4:41 pm-10:36 pm

1 stop8h 55m

$253

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Tue 10/7

6:16 am-6:30 pm

1 stop9h 14m

Lexington Blue Grass

Tue 10/14

6:15 am-12:29 pm

1 stop9h 14m

$258

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Tue 9/23

7:00 am-6:44 pm

1 stop8h 44m

Lexington Blue Grass

Tue 10/14

6:15 am-12:29 pm

1 stop9h 14m

$258

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 9/25

10:15 pm-9:44 am

1 stop8h 29m

Lexington Blue Grass

Thu 10/2

5:48 pm-9:47 pm

1 stop6h 59m

$289

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 9/25

11:46 am-9:58 pm

1 stop7h 12m

Lexington Blue Grass

Thu 10/2

2:55 pm-8:29 pm

1 stop8h 34m

$289

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Wed 10/1

6:15 am-4:11 pm

1 stop6h 56m

Lexington Blue Grass

Sat 10/4

2:35 pm-7:51 pm

1 stop8h 16m

$308

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Fri 9/19

9:50 pm-9:21 am

1 stop8h 31m

Lexington Blue Grass

Sun 9/21

5:56 pm-11:24 pm

1 stop8h 28m

$314

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Wed 10/1

2:11 pm-11:59 pm

1 stop6h 48m

Lexington Blue Grass

Sat 10/4

2:10 pm-10:44 pm

2 stops11h 34m

$328

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Thu 9/4

6:15 am-5:26 pm

1 stop8h 11m

Lexington Blue Grass

Mon 9/8

12:54 pm-5:44 pm

1 stop7h 50m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 18 results
1
2

Best time to book a flight from San Diego to Lexington

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Lexington. Price data was last updated on August 8, 2025.

The price you pay for your flight from San Diego to Lexington may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from San Diego to Lexington (average of $303). Flying from San Diego 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.

What is the cheapest time of day to fly from SAN to LEX?

Find hourly flight availability from San Diego to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

When flying from San Diego to Lexington, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 10% versus a flight in the morning.

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 August 20, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from San Diego to Lexington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

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
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

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
8,928 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

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
7,982 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Comfort

7.9

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 Diego 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 Diego to Lexington?

    There are many flights that can get you from San Diego to Lexington in 9h 01m. Fly via American Airlines to get the fastest option. The distance from San Diego to Lexington is about 1861 mi.

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

    According to our current data, American Airlines ($283), Delta ($288), and United Airlines ($315) offers the cheapest pricing from San Diego to Lexington. American Airlines is currently priced 25% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from San Diego to Lexington (average of $303). Flying from San Diego 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 Lexington?

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

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Top 3 airlines flying from San Diego to Lexington

Discover the top 3 airlines that operate flights from San Diego 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$283Average$391FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$342FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$315Average$488FlexibilityNo cancel feeOn-time69%

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