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$255+ Cheap flights from Alexandria, LA (AEX) 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
AEX — SJU
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheap flight deals from Alexandria to San Juan

Cheapest flights from Alexandria to San Juan
Explore the most affordable flight options available from Alexandria to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.

This American Airlines deal was found by Cheapflights users on 6/28. 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 9/255:15 pm
AEX
-
SJU
2 stops19h 39m
American Airlines
Fri 10/22:58 pm
SJU
-
AEX
2 stops20h 25m
American Airlines
Deal found 6/28$330
This Delta deal was found by Cheapflights users on 7/1. 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 9/2511:50 am
AEX
-
SJU
1 stop9h 29m
Delta
Sat 10/32:59 pm
SJU
-
AEX
1 stop7h 35m
Delta
Deal found 7/1$340
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Fri 9/259:45 am
AEX
-
SJU
2 stops13h 05m
United Airlines
Sat 10/37:00 am
SJU
-
AEX
1 stop9h 30m
United Airlines
Deal found 7/1$365
This United Airlines deal was found by Cheapflights users on 6/30. 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 11/189:45 am
AEX
-
SJU
2 stops12h 51m
United Airlines
Sat 11/217:40 am
SJU
-
AEX
1 stop9h 48m
United Airlines
Deal found 6/30$411
This United Airlines deal was found by Cheapflights users on 6/26. 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 8/319:45 am
AEX
-
SJU
2 stops13h 05m
United Airlines
Fri 9/47:00 am
SJU
-
AEX
1 stop9h 30m
United Airlines
Deal found 6/26$430
This Delta deal was found by Cheapflights users on 6/30. 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 8/236:05 am
AEX
-
SJU
1 stop9h 33m
Delta
Sun 8/307:00 am
SJU
-
AEX
1 stop10h 25m
Delta
Deal found 6/30$448
This Delta deal was found by Cheapflights users on 6/30. 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 11/1811:27 am
AEX
-
SJU
1 stop9h 46m
Delta
Sat 11/213:35 pm
SJU
-
AEX
1 stop8h 03m
Delta
Deal found 6/30$514
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/239:45 am
AEX
-
SJU
2 stops13h 05m
United Airlines
Sun 8/302:20 pm
SJU
-
AEX
1 stop6h 40m
United Airlines
Deal found 6/30$539
This Delta deal was found by Cheapflights users on 6/29. 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 8/76:05 am
AEX
-
SJU
1 stop9h 33m
Delta
Sun 8/167:00 am
SJU
-
AEX
1 stop10h 25m
Delta
Deal found 6/29$556
This American Airlines deal was found by Cheapflights users on 6/30. 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 12/86:18 pm
AEX
-
SJU
2 stops17h 12m
American Airlines
Thu 1/76:00 am
SJU
-
AEX
2 stops19h 00m
American Airlines
Deal found 6/30$558

Find flight deals from Alexandria to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Alexandria (AEX) 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 July 1, 2026.

Round-trip from

$330
(American Airlines)

One-way from

$255
(United Airlines)
From Alexandria to San Juan
Search Deals
One-way flight from Alexandria to San Juan
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Alexandria 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 July 1, 2026.
Use the filters below to find and compare flights from Alexandria to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Fri 9/25

5:15 pm-1:54 pm

2 stops19h 39m

San Juan Luis Munoz Marin Intl

Sat 10/3

2:58 pm-10:23 am

2 stops20h 25m

$330

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Fri 9/25

5:15 pm-1:54 pm

2 stops19h 39m

San Juan Luis Munoz Marin Intl

Fri 10/2

2:58 pm-10:23 am

2 stops20h 25m

$330
Quickest round-trip

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Fri 9/25

11:50 am-10:19 pm

1 stop9h 29m

San Juan Luis Munoz Marin Intl

Sat 10/3

2:59 pm-9:34 pm

1 stop7h 35m

$340

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Sat 9/26

11:50 am-10:19 pm

1 stop9h 29m

San Juan Luis Munoz Marin Intl

Sat 10/3

2:59 pm-9:34 pm

1 stop7h 35m

$340

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Fri 9/25

6:12 am-4:49 pm

1 stop9h 37m

San Juan Luis Munoz Marin Intl

Fri 10/2

12:56 pm-9:34 pm

1 stop9h 38m

$340

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Wed 11/18

9:45 am-12:36 am

2 stops12h 51m

San Juan Luis Munoz Marin Intl

Sat 11/21

7:40 am-3:28 pm

1 stop9h 48m

$411

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Sun 8/23

6:05 am-4:38 pm

1 stop9h 33m

San Juan Luis Munoz Marin Intl

Sun 8/30

7:00 am-4:25 pm

1 stop10h 25m

$448

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Wed 11/18

11:27 am-11:13 pm

1 stop9h 46m

San Juan Luis Munoz Marin Intl

Sat 11/21

3:35 pm-9:38 pm

1 stop8h 03m

$514

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Mon 8/31

9:45 am-8:38 pm

1 stop9h 53m

San Juan Luis Munoz Marin Intl

Fri 9/4

7:00 am-3:30 pm

1 stop9h 30m

$553
Cheapest one-way

AlexandriaSan Juan

AEX - SJU

AEXSJU

Alexandria

Fri 8/7

9:43 am-11:50 pm

2 stops13h 07m

$255

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Alexandria to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Alexandria 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 Alexandria to San Juan
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Alexandria 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 Alexandria to San Juan?

    For a flight from Alexandria to San Juan, you will be flying from Alexandria. Alexandria (AEX) is just 5.8 mi from the center of the city. Alexandria is the only Alexandria airport and it handles 0 outbound flights to San Juan per day. 0 airlines have flights to San Juan from Alexandria on a regular basis.

  • How long is the flight from Alexandria, Louisiana to San Juan?

    Departing from Alexandria, Louisiana to San Juan will take you 19h 39m. There are 1878 mi between Alexandria, Louisiana and San Juan.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Alexandria 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.

See more FAQs

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