What is the cheapest airline that flies from Lexington Blue Grass to San Diego?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Lexington Blue Grass to San Diego

What airlines fly to San Diego?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to San Diego from Lexington according to our data. American Airlines is the first choice among our users, with 48% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 7 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Lexington Blue Grass Airport to San Diego Airport?

Prices for flights from Lexington Blue Grass Airport to San Diego Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lexington Blue Grass Airport to San Diego Airport?

There are 3 operators available for flights from Lexington Blue Grass Airport to San Diego Airport as of August 2025.

How old do you have to be to fly from Lexington Blue Grass Airport to San Diego Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lexington Blue Grass Airport to San Diego Airport.

What documentation or ID do you need to fly to San Diego Airport?

The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$139 Cheap Flights from Lexington to San Diego in 2025

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Find the cheapest flights from Lexington to San Diego

Round-trip

One-way

Last minute

Cheap round-trip flights

12:30 pm - 6:03 pmLEX-SAN

8h 33m1 stop

3:01 pm - 12:26 amSAN-LEX

6h 25m1 stop

$217American Airlines

Find Deal

Sat, Sep 6 - Wed, Sep 10

6:00 am - 9:52 amLEX-SAN

6h 52m1 stop

3:01 pm - 12:26 amSAN-LEX

6h 25m1 stop

$219American Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 23

3:40 pm - 9:15 pmLEX-SAN

8h 35m1 stop

6:15 am - 6:09 pmSAN-LEX

8h 54m1 stop

$277Delta

Find Deal

Wed, Sep 3 - Wed, Sep 10

3:40 pm - 9:15 pmLEX-SAN

8h 35m1 stop

11:23 am - 10:36 pmSAN-LEX

8h 13m1 stop

$283Delta

Find Deal

Fri, Sep 5 - Tue, Sep 9

7:00 am - 11:33 amLEX-SAN

7h 33m1 stop

10:15 am - 11:37 pmSAN-LEX

10h 22m2 stops

$304United Airlines

Find Deal

Sat, Aug 16 - Wed, Aug 20

5:44 pm - 11:44 pmLEX-SAN

9h 00m2 stops

11:17 am - 11:37 pmSAN-LEX

9h 20m2 stops

$329United Airlines

Find Deal

Sat, Aug 16 - Wed, Aug 20

12:16 pm - 6:42 pmLEX-SAN

33h 26m3 stops

8:25 am - 9:43 pmSAN-LEX

10h 18m1 stop

$349

Find Deal

Sun, Sep 28 - Sun, Oct 5

11:09 am - 9:57 pmLEX-SAN

13h 48m2 stops

7:45 pm - 10:39 amSAN-LEX

11h 54m2 stops

$353Alaska Airlines

Find Deal

Wed, Sep 3 - Mon, Sep 8

11:09 am - 11:53 pmLEX-SAN

15h 44m2 stops

7:45 pm - 10:39 amSAN-LEX

11h 54m2 stops

$378Alaska Airlines

Find Deal

Wed, Sep 3 - Sun, Sep 7

12:16 pm - 11:03 amLEX-SAN

25h 47m2 stops

6:15 am - 9:43 pmSAN-LEX

12h 28m1 stop

$432

Find Deal

Sun, Sep 28 - Sun, Oct 5

American Airlines flights from Lexington to San Diego

Our best American Airlines deals on Lexington to San Diego flight tickets

American Airlines

Sep 6

LEX12:30 pmLexington Blue Grass

8h 33m

1 stop

SAN6:03 pmSan Diego

Sep 10

SAN3:01 pmSan Diego

6h 25m

1 stop

LEX12:26 amLexington Blue Grass

$217

Find similar

American Airlines

Sep 16

LEX6:00 amLexington Blue Grass

6h 52m

1 stop

SAN9:52 amSan Diego

Sep 23

SAN3:01 pmSan Diego

6h 25m

1 stop

LEX12:26 amLexington Blue Grass

$219

Find similar

American Airlines

Sep 16

LEX6:00 amLexington Blue Grass

6h 52m

1 stop

SAN9:52 amSan Diego

Sep 25

SAN1:03 pmSan Diego

8h 17m

1 stop

LEX12:20 amLexington Blue Grass

$253

Find similar

United Airlines flights from Lexington to San Diego

Our best United Airlines deals on Lexington to San Diego flight tickets

United Airlines

Aug 16

LEX7:00 amLexington Blue Grass

7h 33m

1 stop

SAN11:33 amSan Diego

Aug 20

SAN10:15 amSan Diego

10h 22m

2 stops

LEX11:37 pmLexington Blue Grass

$304

Find similar

United Airlines

Aug 16

LEX5:44 pmLexington Blue Grass

9h 00m

2 stops

SAN11:44 pmSan Diego

Aug 20

SAN11:17 amSan Diego

9h 20m

2 stops

LEX11:37 pmLexington Blue Grass

$329

Find similar

United Airlines

Sep 16

LEX7:00 amLexington Blue Grass

11h 03m

2 stops

SAN3:03 pmSan Diego

Sep 23

SAN11:26 amSan Diego

7h 50m

1 stop

LEX10:16 pmLexington Blue Grass

$367

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 9/6

12:30 pm-6:03 pm

1 stop8h 33m

San Diego

Wed 9/10

3:01 pm-12:26 am

1 stop6h 25m

$217

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Tue 9/16

6:00 am-9:52 am

1 stop6h 52m

San Diego

Tue 9/23

3:01 pm-12:26 am

1 stop6h 25m

$219

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Wed 9/3

3:40 pm-9:15 pm

1 stop8h 35m

San Diego

Wed 9/10

6:15 am-6:09 pm

1 stop8h 54m

$277

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Fri 9/5

3:40 pm-9:15 pm

1 stop8h 35m

San Diego

Tue 9/9

11:23 am-10:36 pm

1 stop8h 13m

$283

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 8/16

7:00 am-11:33 am

1 stop7h 33m

San Diego

Wed 8/20

10:15 am-11:37 pm

2 stops10h 22m

$304

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sat 8/16

5:44 pm-11:44 pm

2 stops9h 00m

San Diego

Wed 8/20

11:17 am-11:37 pm

2 stops9h 20m

$329

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sun 9/28

12:16 pm-6:42 pm

3 stops33h 26m

San Diego

Sun 10/5

8:25 am-9:43 pm

1 stop10h 18m

$349

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Wed 9/3

11:09 am-9:57 pm

2 stops13h 48m

San Diego

Mon 9/8

7:45 pm-10:39 am

2 stops11h 54m

$353

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Wed 9/3

11:09 am-11:53 pm

2 stops15h 44m

San Diego

Sun 9/7

7:45 pm-10:39 am

2 stops11h 54m

$378

LexingtonSan Diego

LEX - SAN

LEXSAN

Lexington Blue Grass

Sun 9/28

12:16 pm-11:03 am

2 stops25h 47m

San Diego

Sun 10/5

6:15 am-9:43 pm

1 stop12h 28m

$432

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Lexington to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Lexington during the month July is also very affordable. Most momondo users find prices during this month for around $335.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Lexington to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $358. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $496. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $376. Flights in the morning are often more expensive with an average ticket price of $417.

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Lexington when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $405 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Lexington for as low as $329 on momondo.

When to book flights from Lexington to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to San Diego according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Lexington to San Diego (LEX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lexington to San Diego

Best Price Found	$139
Fastest flight time	6h 26m
Direct flights	None
Airports in San Diego	1 airport

The best one-way flight to San Diego from Lexington in the past 72 hours is $139. The best round-trip flight deal from Lexington to San Diego found on momondo in the last 72 hours is $217.

The fastest flight from Lexington to San Diego takes 6h 26m

There are no direct flights from Lexington to San Diego. Popular non-direct route for this connection is Lexington Blue Grass Airport - San Diego Airport.

There is 1 airport near San Diego: San Diego (SAN)

Search flight deals

How far is Lexington Blue Grass to San Diego by plane?
Lexington Blue Grass and San Diego are 1864.8 mi apart from one another. In terms of flight time, this usually takes a little over 6h 27m.
When did momondo last update prices for flights from Lexington Blue Grass Airport to San Diego Airport?
Prices for flights from Lexington Blue Grass Airport to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lexington Blue Grass Airport to San Diego Airport?
There are 3 operators available for flights from Lexington Blue Grass Airport to San Diego Airport as of August 2025.
How old do you have to be to fly from Lexington Blue Grass Airport to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lexington Blue Grass Airport to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The necessary travel and health documents for your San Diego Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Lexington to San Diego?
Based on momondo bookings for flights between Lexington and San Diego, the leading airline is American Airlines, making up 60% of the total bookings. Other popular airlines include Delta with 22% and United Airlines with 17%.

Best airlines flying from Lexington to San Diego

Compare and see reviews for airlines that fly from Lexington to San Diego with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $247	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $282	Free Cancellation	Rating 7.4 8,909 reviews	Search United Airlines flights
Delta	PriceFrom $282	Free Cancellation	Rating 8.0 7,986 reviews	Search Delta flights

Coronado

Chula Vista

El Cajon

Julian

National City

La Mesa

Imperial Beach

San Ysidro

Poway

Borrego Springs

Lemon Grove

Alpine

Santee

Why use momondo?

Why should I use momondo to find a flight deal from Lexington to San Diego?

It is quick and easy to find Lexington to San Diego flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Diego that suits you.

Can I find flights from Lexington to San Diego with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Diego from Lexington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Lexington to San Diego?

momondo helps you find the best flight between Lexington and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Lexington to San Diego right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Diego from Lexington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Lexington to San Diego from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lexington to San Diego departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Cheap round-trip flights

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American Airlines flights from Lexington to San Diego

Our best American Airlines deals on Lexington to San Diego flight tickets

United Airlines flights from Lexington to San Diego

Our best United Airlines deals on Lexington to San Diego flight tickets

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How to get the cheapest flight ticket from Lexington to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of August, then departing from Lexington during the month July is also very affordable. Most momondo users find prices during this month for around $335.

What is the cheapest day to depart on your flight to San Diego?

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $376. Flights in the morning are often more expensive with an average ticket price of $417.

How far in advance should I book a flight to San Diego?

What is the cheapest airline that flies from Lexington Blue Grass to San Diego?

Delta, United Airlines, and Alaska Airlines are the most popular carriers operating from Lexington Blue Grass to San Diego

What airlines fly to San Diego?

When to book flights from Lexington to San Diego

Cheap Lexington to San Diego (LEX to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lexington to San Diego

Best Price Found

Fastest flight time

Direct flights

Airports in San Diego

How far is Lexington Blue Grass to San Diego by plane?

When did momondo last update prices for flights from Lexington Blue Grass Airport to San Diego Airport?

How many operators does momondo search for flights from Lexington Blue Grass Airport to San Diego Airport?

How old do you have to be to fly from Lexington Blue Grass Airport to San Diego Airport?

What documentation or ID do you need to fly to San Diego Airport?

What is the most popular airline from Lexington to San Diego?

Best airlines flying from Lexington to San Diego

Compare and see reviews for airlines that fly from Lexington to San Diego with momondo

Traveling to a place near San Diego?

Why use momondo?

Why should I use momondo to find a flight deal from Lexington to San Diego?

Can I find flights from Lexington to San Diego with flexible booking policies on momondo?

How can momondo help me find flights from Lexington to San Diego?

I’m not ready to book a flight from Lexington to San Diego right now. Can momondo alert me if prices change?

An easier way to manage your San Diego trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing California