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$350+ Cheap flights from Alexandria, LA (AEX) to San Juan

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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
AEX — SJU
Sep 16 — Sep 231
Wed 9/16
Wed 9/23
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 August 17, 2026.

This American Airlines deal was found by Cheapflights users on 8/12. 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 -
2 stops21h 25m
Sat 10/33:35 pm -
1 stop8h 04m
Deal found 8/12$350
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/254:06 pm -
2 stops21h 34m
Wed 10/281:05 am -
2 stops15h 26m
Deal found 8/13$560
This American Airlines deal was found by Cheapflights users on 8/15. 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 8/185:00 am -
2 stops15h 55m
Fri 8/217:24 pm -
2 stops15h 52m
Deal found 8/15$582
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 8/175:00 am -
1 stop8h 54m
Wed 8/193:44 pm -
1 stop8h 15m
Deal found 8/13$602
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 8/205:00 am -
2 stops15h 55m
Sat 8/226:00 am -
2 stops17h 59m
Deal found 8/17$617
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/299:45 am -
2 stops13h 05m
Tue 9/11:00 am -
2 stops15h 30m
Deal found 8/14$666

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 August 17, 2026.

Round-trip from

$350
(American Airlines)
From Alexandria to San Juan
Search Deals

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 August 17, 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 Alexandria - SJU San Juan Luis Munoz Marin Intl

AEXSJU

Alexandria

Fri 9/25

5:15 pm-1:57 pm

2 stops19h 42m

San Juan Luis Munoz Marin Intl

Sat 10/3

2:58 pm-10:23 am

2 stops20h 25m

$350

AlexandriaSan Juan

AEX Alexandria - SJU San Juan Luis Munoz Marin Intl

AEXSJU

Alexandria

Sun 10/25

4:06 pm-2:40 pm

2 stops21h 34m

San Juan Luis Munoz Marin Intl

Wed 10/28

1:05 am-3:31 pm

2 stops15h 26m

$560
Quickest round-trip

AlexandriaSan Juan

AEX Alexandria - SJU San Juan Luis Munoz Marin Intl

AEXSJU

Alexandria

Fri 9/25

9:45 am-8:38 pm

1 stop9h 53m

San Juan Luis Munoz Marin Intl

Sat 10/3

7:00 am-3:30 pm

1 stop9h 30m

$560

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Sorted by cheapest first

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

How often are flights from Alexandria to San Juan delayed?

About 50% of weekly flights between Alexandria and San Juan have experienced delays in the past year, with the average delay time being 82 minutes.

What is the most punctual flight time for Alexandria to San Juan flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

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 42m. There are 1878 mi between Alexandria, Louisiana and San Juan. This flight may include one or multiple stops.

  • 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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