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Lexington

$191+ Cheap flights from San Diego to Lexington (SAN - LEX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LEX
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 79 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 September 15, 2025.

Round-trip from

$191
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$438
From San Diego to Lexington Blue Grass
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/11:35 pmSAN - LEX
1 stop29h 08mMultiple Airlines
Sun 10/510:33 pmLEX - SAN
1 stop27h 44mMultiple Airlines
Deal found 9/14$191
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/306:15 amSAN - LEX
2 stops29h 27mMultiple Airlines
Sun 10/510:33 pmLEX - SAN
1 stop27h 44mMultiple Airlines
Deal found 9/14$283
This Delta deal was found by Cheapflights users on 9/15. 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 10/710:20 pmSAN - LEX
1 stop8h 25mDelta
Sat 10/115:57 pmLEX - SAN
1 stop8h 17mDelta
Deal found 9/15$289
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/1510:53 amSAN - LEX
1 stop9h 28mAmerican Airlines
Tue 10/216:00 amLEX - SAN
1 stop9h 29mAmerican Airlines
Deal found 9/15$308
This Delta deal was found by Cheapflights users on 9/15. 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 10/310:15 pmSAN - LEX
1 stop8h 29mDelta
Sat 10/115:57 pmLEX - SAN
1 stop8h 17mDelta
Deal found 9/15$314
This Delta deal was found by Cheapflights users on 9/14. 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 10/1510:30 pmSAN - LEX
1 stop7h 50mDelta
Tue 10/217:45 amLEX - SAN
1 stop9h 47mDelta
Deal found 9/14$338
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 11/2410:00 pmSAN - LEX
1 stop8h 54mDelta
Tue 12/25:15 pmLEX - SAN
1 stop9h 31mDelta
Deal found 9/14$344
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/1512:20 pmSAN - LEX
1 stop8h 01mAlaska Airlines
Tue 10/2111:12 amLEX - SAN
2 stops12h 02mAlaska Airlines
Deal found 9/15$348
This American Airlines deal was found by Cheapflights users on 9/15. 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 9/301:17 pmSAN - LEX
1 stop6h 53mAmerican Airlines
Sat 10/44:41 pmLEX - SAN
1 stop6h 39mAmerican Airlines
Deal found 9/15$349

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 September 15, 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

Tue 10/7

10:20 pm-9:45 am

1 stop8h 25m

Lexington Blue Grass

Sat 10/11

5:57 pm-11:14 pm

1 stop8h 17m

$289

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Mon 10/6

9:48 pm-9:20 am

1 stop8h 32m

Lexington Blue Grass

Sat 10/11

5:57 pm-11:14 pm

1 stop8h 17m

$289

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Wed 10/1

1:35 pm-9:43 pm

1 stop29h 08m

Lexington Blue Grass

Sun 10/5

10:33 pm-4:03 pm

2 stops20h 30m

$300

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Wed 10/15

12:20 pm-11:21 pm

1 stop8h 01m

Lexington Blue Grass

Tue 10/21

11:12 am-8:14 pm

2 stops12h 02m

$348

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Tue 9/30

1:17 pm-11:10 pm

1 stop6h 53m

Lexington Blue Grass

Sat 10/4

4:41 pm-8:20 pm

1 stop6h 39m

$349

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Fri 10/3

10:15 pm-9:44 am

1 stop8h 29m

Lexington Blue Grass

Tue 10/14

5:54 pm-9:53 pm

1 stop6h 59m

$369

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Sat 2/21

11:05 am-11:44 pm

2 stops9h 39m

Lexington Blue Grass

Tue 2/24

10:35 am-8:53 pm

2 stops13h 18m

$377

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Wed 10/15

11:08 am-11:59 pm

2 stops9h 51m

Lexington Blue Grass

Tue 10/21

10:37 am-5:17 pm

2 stops9h 40m

$378

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Tue 10/7

11:08 am-11:59 pm

2 stops9h 51m

Lexington Blue Grass

Sat 10/11

10:37 am-7:46 pm

2 stops12h 09m

$389

San DiegoLexington

SAN - LEX

SANLEX

San Diego

Sat 10/4

6:48 am-5:20 pm

1 stop7h 32m

Lexington Blue Grass

Sat 10/11

10:37 am-3:50 pm

1 stop8h 13m

$404

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 19 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 September 12, 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 78 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 September 15, 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.

How much does it cost to fly round-trip from San Diego to Lexington?

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 September 15, 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
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

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
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

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
8,929 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

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
7,954 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

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 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 6h 53m. Fly via Delta, Alaska Airlines, or American Airlines to get the fastest option. The distance from San Diego to Lexington is about 1861 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, American Airlines ($258), Delta ($288), and United Airlines ($313) offers the cheapest pricing from San Diego to Lexington. American Airlines is currently priced 32% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from San Diego to Lexington are American Airlines ($227), United Airlines ($264), and Delta ($289).

  • 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$389FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$313Average$488FlexibilityNo cancel feeOn-time69%

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