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$272+ Cheap flights from Wilmington (ILM) to Costa Rica

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SJO
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
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Cheap flight deals from Wilmington to Costa Rica

Cheapest flights from Wilmington to Costa Rica
Explore the most affordable flight options available from Wilmington to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.

This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:44 pm
ILM
-
SJO
2 stops28h 53m
United Airlines
Mon 9/141:25 pm
SJO
-
ILM
2 stops24h 12m
United Airlines
Deal found 6/12$437
This United Airlines deal was found by Cheapflights users on 6/7. 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 7/73:41 pm
ILM
-
SJO
2 stops20h 30m
United Airlines
Mon 7/1312:44 pm
SJO
-
ILM
1 stop9h 00m
United Airlines
Deal found 6/7$485
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:44 pm
ILM
-
SJO
2 stops21h 37m
United Airlines
Sat 9/191:25 pm
SJO
-
ILM
2 stops24h 12m
United Airlines
Deal found 6/8$512
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/243:47 pm
ILM
-
SJO
2 stops20h 24m
United Airlines
Sun 8/212:30 am
SJO
-
ILM
2 stops36h 30m
United Airlines
Deal found 6/8$528
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am
ILM
-
SJO
1 stop14h 53m
United Airlines
Tue 11/32:00 pm
SJO
-
ILM
1 stop8h 53m
United Airlines
Deal found 6/8$548
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am
ILM
-
SJO
1 stop14h 53m
United Airlines
Mon 11/211:28 pm
SJO
-
ILM
1 stop23h 25m
United Airlines
Deal found 6/8$556
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/294:44 pm
ILM
-
LIR
2 stops21h 26m
United Airlines
Fri 9/41:20 pm
LIR
-
ILM
2 stops24h 28m
United Airlines
Deal found 6/8$581
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 8/76:04 pm
ILM
-
SJO
1 stop16h 26m
Multiple Airlines
Thu 8/139:35 am
SJO
-
ILM
1 stop29h 49m
Multiple Airlines
Deal found 6/8$594
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:44 pm
ILM
-
LIR
2 stops45h 26m
United Airlines
Sun 9/61:20 pm
LIR
-
ILM
2 stops24h 17m
United Airlines
Deal found 6/11$600
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am
ILM
-
SJO
1 stop8h 39m
American Airlines
Wed 11/181:09 pm
SJO
-
ILM
1 stop9h 35m
American Airlines
Deal found 6/10$608
This United Airlines deal was found by Cheapflights users on 6/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/306:00 am
ILM
-
SJO
1 stop14h 53m
United Airlines
Tue 11/32:00 pm
SJO
-
ILM
1 stop8h 53m
United Airlines
Deal found 6/8$610
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:44 pm
ILM
-
LIR
2 stops21h 26m
United Airlines
Wed 9/91:20 pm
LIR
-
ILM
2 stops24h 17m
United Airlines
Deal found 6/11$615

Find flight deals from Wilmington to Costa Rica

Keep the following information in mind while searching for Wilmington to Costa Rica flight deals. Data was last updated June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$437
(United Airlines)

One-way from

$272
(United Airlines)

Popular in

February

Cheapest in

September

Average price

$685
Provider with most accurate pricing for Wilmington New Hanover County-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wilmington New Hanover County-San José Juan Santamaria Intl flights.
Search Deals
From Wilmington New Hanover County to Costa Rica
Search Deals
One-way flight from Wilmington New Hanover County to Costa Rica
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington to Costa Rica 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 June 12, 2026.
Use the filters below to find and compare flights from Wilmington to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WilmingtonSan José

ILM - SJO

ILMSJO

Wilmington New Hanover County

Tue 9/8

4:44 pm-7:37 pm

2 stops28h 53m

San José Juan Santamaria Intl

Mon 9/14

1:25 pm-3:37 pm

2 stops24h 12m

$437

WilmingtonSan José

ILM - SJO

ILMSJO

Wilmington New Hanover County

Thu 9/3

4:44 pm-7:37 pm

2 stops28h 53m

San José Juan Santamaria Intl

Sun 9/6

7:55 am-3:37 pm

2 stops29h 42m

$553

WilmingtonSan José

ILM - SJO

ILMSJO

Wilmington New Hanover County

Fri 7/24

3:47 pm-10:39 pm

2 stops32h 52m

San José Juan Santamaria Intl

Sun 8/2

12:30 am-3:00 pm

2 stops36h 30m

$553

WilmingtonLiberia

ILM - LIR

ILMLIR

Wilmington New Hanover County

Sun 8/30

4:44 pm-12:10 pm

2 stops21h 26m

Liberia

Fri 9/4

1:20 pm-3:48 pm

2 stops24h 28m

$581

WilmingtonLiberia

ILM - LIR

ILMLIR

Wilmington New Hanover County

Thu 9/3

4:44 pm-12:10 pm

2 stops21h 26m

Liberia

Sun 9/6

1:20 pm-3:37 pm

2 stops24h 17m

$615

WilmingtonSan José

ILM - SJO

ILMSJO

Wilmington New Hanover County

Wed 7/22

3:47 pm-10:11 am

2 stops20h 24m

San José Juan Santamaria Intl

Mon 7/27

12:30 am-3:00 pm

2 stops36h 30m

$622

WilmingtonSan José

ILM - SJO

ILMSJO

Wilmington New Hanover County

Mon 7/20

3:47 pm-10:11 am

2 stops20h 24m

San José Juan Santamaria Intl

Sun 8/2

12:30 am-3:00 pm

2 stops36h 30m

$638

WilmingtonLiberia

ILM - LIR

ILMLIR

Wilmington New Hanover County

Tue 9/1

4:44 pm-12:10 pm

2 stops21h 26m

Liberia

Sun 9/6

1:20 pm-3:37 pm

2 stops24h 17m

$645

WilmingtonLiberia

ILM - LIR

ILMLIR

Wilmington New Hanover County

Sat 8/29

4:44 pm-12:10 pm

2 stops21h 26m

Liberia

Wed 9/9

1:20 pm-3:37 pm

2 stops24h 17m

$645

WilmingtonLiberia

ILM - LIR

ILMLIR

Wilmington New Hanover County

Tue 9/1

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Thu 9/3

1:25 pm-11:57 pm

1 stop8h 32m

$646

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Wilmington to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica 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 Costa Rica

What is the cheapest month to book a flight from Wilmington to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Wilmington to Costa Rica (average of $440). Flying from Wilmington to Costa Rica in October is currently the most expensive (average of $750). 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.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated June 12, 2026.
Read through reviews of airlines operating flights from Wilmington to Costa Rica, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,645 reviews

Boarding

7.5

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,645 reviews
American Airlines
7.1
Good
11,645 reviews

Boarding

7.5

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

Related info for your journey

Find useful and relevant information for your journey from Wilmington to Costa Rica. 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 Costa Rica?

    Located just 4.3 mi from the city center, Wilmington New Hanover County (ILM) is the airport most travelers will use when flying to Costa Rica from Wilmington.

  • How long is the flight from Wilmington to Costa Rica?

    For as low as $646, United Airlines can have you in Costa Rica from Wilmington in 8h. The distance between Wilmington and Costa Rica is about 1704 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Wilmington to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Wilmington to Costa Rica?

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

  • Can I find deals for business class flights from Wilmington to Costa Rica?

    Yes. Cheapflights offers flight deals from Wilmington to Costa Rica 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 Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Wilmington to Costa Rica (average of $440). Flying from Wilmington to Costa Rica in October is currently the most expensive (average of $750). 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 airline flying from Wilmington to Costa Rica

Discover the top airline that operate flights from Wilmington to Costa Rica. 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 June 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$480Average$643FlexibilityNo cancel feeOn-time71%

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