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San Juan

$181+ Cheap flights from Lexington (LEX) to San Juan

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
LEX — SJU
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheapflights Tip: The best prices from Lexington Blue Grass to San Juan are usually found in October or February, booked 64 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Lexington to San Juan

Cheapest flights from Lexington to San Juan
Explore the most affordable flight options available from Lexington to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Delta deal was found by Cheapflights users on 12/19. 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.
Sun 12/213:36 pmLEX - SJU
1 stop6h 44mDelta
Sun 12/286:23 amSJU - LEX
1 stop7h 13mDelta
Deal found 12/19$399
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:57 pmLEX - SJU
2 stops15h 14mUnited Airlines
Sat 12/277:00 amSJU - LEX
2 stops15h 04mUnited Airlines
Deal found 12/19$494
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:48 pmLEX - SJU
2 stops11h 23mUnited Airlines
Sun 12/288:10 amSJU - LEX
1 stop9h 55mUnited Airlines
Deal found 12/19$548
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:57 pmLEX - SJU
2 stops15h 14mUnited Airlines
Sun 12/288:10 amSJU - LEX
1 stop9h 55mUnited Airlines
Deal found 12/19$553
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Sat 12/206:00 amLEX - SJU
1 stop14h 11mAmerican Airlines
Sat 12/276:00 amSJU - LEX
1 stop13h 25mAmerican Airlines
Deal found 12/19$599
This American Airlines deal was found by Cheapflights users on 12/18. 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 12/246:09 amLEX - SJU
1 stop14h 56mAmerican Airlines
Sun 12/286:15 pmSJU - LEX
1 stop17h 15mAmerican Airlines
Deal found 12/18$634
This American Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/207:06 pmLEX - SJU
2 stops15h 51mAmerican Airlines
Sun 12/287:00 amSJU - LEX
2 stops11h 33mAmerican Airlines
Deal found 12/20$659
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/197:00 amLEX - SJU
1 stop15h 26mAmerican Airlines
Sun 12/286:15 pmSJU - LEX
1 stop6h 41mAmerican Airlines
Deal found 12/17$702

Find flight deals from Lexington to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Lexington (LEX) to San Juan (PR1). 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 December 21, 2025.

Round-trip from

$235
(American Airlines)

One-way from

$181
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$936
From Lexington Blue Grass to San Juan
Search Deals
One-way flight from Lexington Blue Grass to San Juan
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lexington to San Juan 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 December 21, 2025.
Use the filters below to find and compare flights from Lexington to San Juan that are best for you.

Fly from

Lexington

Fly to

San Juan

Route

Depart

Return

Price

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Sun 1/25

7:17 pm-1:08 pm

1 stop16h 51m

San Juan Luis Munoz Marin Intl

Thu 1/29

1:58 pm-11:15 pm

1 stop10h 17m

$235

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Sat 1/17

2:00 pm-6:11 am

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Fri 1/23

2:05 am-1:25 pm

2 stops12h 20m

$235

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Wed 2/4

9:00 am-9:26 pm

2 stops11h 26m

San Juan Luis Munoz Marin Intl

Fri 2/6

2:05 am-1:25 pm

2 stops12h 20m

$314

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Thu 1/15

11:51 am-12:32 pm

1 stop23h 41m

San Juan Luis Munoz Marin Intl

Sat 1/31

11:49 am-11:01 am

2 stops24h 12m

$369

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Sat 1/17

2:00 pm-6:11 am

2 stops15h 11m

San Juan Luis Munoz Marin Intl

Wed 1/21

8:35 am-5:13 pm

1 stop9h 38m

$383

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Sun 1/25

5:32 pm-6:11 am

2 stops11h 39m

San Juan Luis Munoz Marin Intl

Thu 1/29

8:35 am-4:48 pm

1 stop9h 13m

$383

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Thu 2/19

6:00 am-11:44 pm

1 stop16h 44m

$181

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Wed 4/1

6:00 am-3:10 pm

1 stop9h 10m

$181

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Thu 2/19

9:39 am-1:37 am

2 stops14h 58m

$196

LexingtonSan Juan

LEX - SJU

LEXSJU

Lexington Blue Grass

Wed 4/1

8:16 pm-6:54 pm

3 stops22h 38m

$514

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 12 results
1
2

Best time to book a flight from Lexington to San Juan

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

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

Use this chart to determine the optimal time to book a round-trip flight from Lexington to San Juan. Price data was last updated on December 19, 2025.

The best time to book flights from Lexington to San Juan is 64 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Lexington to San Juan (average of $128). Flying from Lexington to San Juan in June is currently the most expensive (average of $252). 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 LEX to SJU?

Find hourly flight availability from Lexington to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

When flying from Lexington to San Juan, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 25% versus a flight at noon.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated December 21, 2025.
See what other customers who have flown with Delta and American Airlines from Lexington to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,021 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,021 reviews
Delta
7.9
Good
8,021 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,021 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Lexington to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Lexington to San Juan?

    Lexington Blue Grass (LEX), located 5.6 mi from the city center, is the airport you fly out of when you book flights from Lexington to San Juan. 2 airlines have flights from Blue Grass to San Juan on a regular basis. Booking flights from Lexington Blue Grass to San Juan should not be difficult; the airport handles an average of 0 outbound flights to San Juan per day.

  • How long is the flight from Lexington to San Juan?

    Airlines like American Airlines and United Airlines fly from Lexington to San Juan in about 15h 11m. The time it takes to get you to your destination can typically vary by up to 1h 40m. The distance between Lexington and San Juan is about 1757 mi. This flight may include one or multiple stops.

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

    Delta, at $267, was found to be the cheapest airline from Lexington to San Juan. An alternate airline flying to your destination would be American Airlines. Delta is currently priced 51% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Lexington to San Juan (average of $128). Flying from Lexington to San Juan in June is currently the most expensive (average of $252). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Lexington to San Juan

Discover the top 2 airlines that operate flights from Lexington to San Juan. 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$267Average$444FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$332Average$568FlexibilityNo cancel feeOn-time71%

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