HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Juan

$198+ Cheap flights from Wilmington (ILM) 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SJU
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wilmington to San Juan with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sun 4/122:25 pm
ILM
-
SJU
1 stop9h 40m
Multiple Airlines
Fri 4/176:00 am
SJU
-
ILM
1 stop14h 20m
Multiple Airlines
Deal found 3/10$358
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Mon 5/43:50 pm
ILM
-
SJU
2 stops31h 34m
Multiple Airlines
Sat 5/911:59 pm
SJU
-
ILM
1 stop15h 51m
Multiple Airlines
Deal found 3/9$378
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Sun 5/104:30 pm
ILM
-
SJU
1 stop6h 54m
Multiple Airlines
Wed 5/138:27 pm
SJU
-
ILM
1 stop24h 15m
Multiple Airlines
Deal found 3/11$380
This Kiwi.com deal was found by Cheapflights users on 3/9. 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.
Sun 4/195:01 pm
ILM
-
SJU
1 stop9h 00m
Multiple Airlines
Sat 4/253:43 pm
SJU
-
ILM
2 stops17h 12m
Multiple Airlines
Deal found 3/9$382
This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Fri 5/12:08 pm
ILM
-
SJU
2 stops34h 21m
Multiple Airlines
Sat 5/911:59 pm
SJU
-
ILM
1 stop15h 51m
Multiple Airlines
Deal found 3/8$388
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Sun 3/292:25 pm
ILM
-
SJU
1 stop19h 45m
Multiple Airlines
Sat 4/48:57 am
SJU
-
ILM
1 stop23h 58m
Multiple Airlines
Deal found 3/10$399

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 March 13, 2026.

Round-trip from

$358
(Kiwi.com)

One-way from

$198
(Kiwi.com)

Popular in

March

Cheapest in

November

Average price

$684
From Wilmington New Hanover County to San Juan
Search Deals
One-way flight from Wilmington New Hanover County to San Juan
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 13, 2026.
Use the filters below to find and compare flights from Wilmington to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Sun 4/12

2:25 pm-12:05 am

1 stop9h 40m

San Juan Luis Munoz Marin Intl

Fri 4/17

7:17 pm-8:55 am

2 stops37h 38m

$368

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Tue 5/5

6:11 am-8:51 pm

1 stop14h 40m

San Juan Luis Munoz Marin Intl

Fri 5/8

7:25 am-9:55 pm

1 stop14h 30m

$436

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Mon 4/20

5:00 am-2:52 pm

2 stops9h 52m

San Juan Luis Munoz Marin Intl

Mon 4/27

10:03 am-6:20 pm

1 stop8h 17m

$511
Quickest round-trip

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Mon 3/23

5:08 am-12:53 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

Tue 3/31

11:46 am-7:17 pm

1 stop7h 31m

$536

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Sat 5/9

6:33 pm-10:53 am

1 stop16h 20m

San Juan Luis Munoz Marin Intl

Fri 5/22

11:55 am-6:22 pm

1 stop6h 27m

$541

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Mon 5/4

2:30 pm-10:12 pm

1 stop7h 42m

San Juan Luis Munoz Marin Intl

Fri 5/8

5:01 am-1:33 pm

1 stop8h 32m

$574
Cheapest one-way
Quickest one-way

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Mon 4/20

2:08 pm-11:24 pm

1 stop9h 16m

$198

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Tue 3/24

11:23 am-8:50 pm

2 stops9h 27m

$298

WilmingtonSan Juan

ILM - SJU

ILMSJU

Wilmington New Hanover County

Sat 4/4

5:17 pm-8:34 pm

2 stops27h 17m

$718

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Sorted by cheapest first

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 $148). Flying from Wilmington to San Juan in December is currently the most expensive (average of $426). 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.

How much does it cost to fly round-trip from Wilmington to San Juan?

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 March 13, 2026.
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
8,287 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

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
8,287 reviews
Delta
7.9
Good
8,287 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

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
7.1
Good
11,448 reviews
Delta
7.9
Good
8,287 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Overall

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 40m. American Airlines provides one of the quickest options available for as low as $436. 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 60% 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 $148). Flying from Wilmington to San Juan in December is currently the most expensive (average of $426). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$593FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$365Average$534FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights