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San Juan

$271+ Cheap flights from Wilmington (ILM) 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SJU
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Wilmington to San Juan

Cheapest flights from Wilmington to San Juan
Explore the most affordable flight options available from Wilmington to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/303:15 pmILM - SJU
1 stop22h 44mMultiple Airlines
Wed 1/72:29 amSJU - ILM
2 stops20h 00mMultiple Airlines
Deal found 12/21$321
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 12/303:15 pmILM - SJU
1 stop22h 44mMultiple Airlines
Fri 1/95:18 pmSJU - ILM
2 stops40h 37mMultiple Airlines
Deal found 12/22$378
This Delta deal was found by Cheapflights users on 12/22. 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 12/306:00 amILM - SJU
1 stop5h 57mDelta
Fri 1/96:15 amSJU - ILM
1 stop8h 28mDelta
Deal found 12/22$545
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.
Wed 12/241:21 pmILM - SJU
1 stop7h 44mAmerican Airlines
Mon 12/2912:47 pmSJU - ILM
1 stop13h 00mAmerican Airlines
Deal found 12/20$717
This American Airlines deal was found by Cheapflights users on 12/21. 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 12/236:41 amILM - SJU
2 stops10h 26mAmerican Airlines
Tue 12/304:38 pmSJU - ILM
1 stop9h 09mAmerican Airlines
Deal found 12/21$725
This Kiwi.com deal was found by Cheapflights users on 12/21. 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 12/2310:45 amILM - SJU
1 stop21h 38mMultiple Airlines
Thu 1/12:59 amSJU - ILM
1 stop6h 31mMultiple Airlines
Deal found 12/21$832
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/241:10 pmILM - SJU
3 stops34h 23mMultiple Airlines
Sun 12/284:10 amSJU - ILM
2 stops20h 02mMultiple Airlines
Deal found 12/20$912
This United Airlines deal was found by Cheapflights users on 12/22. 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.
Tue 12/306:00 amILM - SJU
1 stop7h 40mUnited Airlines
Fri 1/98:10 amSJU - ILM
3 stops16h 47mUnited Airlines
Deal found 12/22$1,027

Find flight deals from Wilmington to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) 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 23, 2025.

Round-trip from

$271
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$465
From Wilmington New Hanover County to San Juan
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington 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 23, 2025.
Use the filters below to find and compare flights from Wilmington to San Juan that are best for you.

Fly from

Wilmington

Fly to

San Juan

Route

Depart

Return

Price

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Fri 2/20

2:08 pm-11:09 pm

1 stop8h 01m

San Juan Luis Munoz Marin Intl

Sat 2/28

7:00 am-8:55 am

1 stop26h 55m

$291

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Thu 1/22

2:25 pm-1:41 am

2 stops34h 16m

San Juan Luis Munoz Marin Intl

Thu 1/29

6:00 am-9:29 pm

1 stop16h 29m

$302

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Fri 2/27

2:08 pm-12:43 am

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Sat 2/28

4:31 pm-8:55 am

2 stops17h 24m

$346

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Sat 2/21

8:25 pm-11:41 am

1 stop14h 16m

San Juan Luis Munoz Marin Intl

Tue 2/24

2:26 pm-11:59 pm

1 stop10h 33m

$365

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Tue 3/10

6:05 am-3:57 pm

1 stop9h 52m

San Juan Luis Munoz Marin Intl

Tue 3/17

1:23 pm-10:56 pm

2 stops9h 33m

$365

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Thu 2/26

2:25 pm-2:25 pm

1 stop23h 00m

San Juan Luis Munoz Marin Intl

Mon 3/2

6:00 am-1:08 pm

1 stop8h 08m

$375

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Sat 2/7

6:38 pm-12:27 pm

1 stop16h 49m

San Juan Luis Munoz Marin Intl

Tue 2/10

8:20 am-4:44 pm

1 stop9h 24m

$385

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Thu 2/26

2:19 pm-11:58 pm

1 stop8h 39m

San Juan Luis Munoz Marin Intl

Tue 3/3

7:30 am-1:32 pm

1 stop7h 02m

$390

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Wed 1/21

6:00 am-1:06 pm

1 stop6h 06m

San Juan Luis Munoz Marin Intl

Tue 1/27

7:30 am-1:29 pm

1 stop6h 59m

$405

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Fri 1/23

6:00 am-3:59 pm

2 stops8h 59m

San Juan Luis Munoz Marin Intl

Tue 1/27

3:49 pm-10:57 pm

1 stop8h 08m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 12 results
1
2

Best time to book a flight from Wilmington to San Juan

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

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

Currently, June is the cheapest month in which you can book a flight from Wilmington to San Juan (average of $152). Flying from Wilmington to San Juan in October is currently the most expensive (average of $398). 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 ILM to SJU?

Find hourly flight availability from Wilmington 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 23, 2025.

One of the essential ways to save on airfare from Wilmington to San Juan is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 11% on airfare.

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 23, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Wilmington to San Juan 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
7.9
Good
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

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
8,014 reviews
Delta
7.9
Good
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

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
11,054 reviews
Delta
7.9
Good
8,014 reviews

Food

7.3

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

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 Wilmington 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 Wilmington to San Juan?

    Wilmington New Hanover County (ILM), located 4.3 mi from the city center, is the airport you fly out of when you book flights from Wilmington to San Juan. 2 airlines have flights from New Hanover County to San Juan on a regular basis. Booking flights from Wilmington New Hanover County 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 Wilmington to San Juan?

    A quick flight from Wilmington to San Juan can take about 14h 16m. American Airlines provides one of the quickest options available for as low as $365. There are 1315 mi between Wilmington and San Juan.

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

    Cheapflights users have booked flights from Wilmington to San Juan round-trip from $218. Another airline that can offer you cheap pricing is American Airlines. Users have found that Delta is 58% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Wilmington to San Juan (average of $152). Flying from Wilmington to San Juan in October is currently the most expensive (average of $398). 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

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Top 2 airlines flying from Wilmington to San Juan

Discover the top 2 airlines that operate flights from Wilmington 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$534FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$335Average$528FlexibilityNo cancel feeOn-time71%

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