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$237+ Cheap flights from Wilmington to San Antonio (ILM - SAT)

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAT
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Wilmington to San Antonio

Cheapest flights from Wilmington to San Antonio
Explore the most affordable flight options available from Wilmington to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This American Airlines deal was found by Cheapflights users on 3/13. 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.
Tue 5/54:50 pm
ILM
-
SAT
1 stop7h 02m
American Airlines
Sat 5/93:11 pm
SAT
-
ILM
1 stop6h 42m
American Airlines
Deal found 3/13$237
This American Airlines deal was found by Cheapflights users on 3/12. 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.
Tue 4/144:50 pm
ILM
-
SAT
1 stop7h 02m
American Airlines
Sat 4/185:00 am
SAT
-
ILM
2 stops6h 35m
American Airlines
Deal found 3/12$242
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:45 pm
ILM
-
SAT
1 stop7h 43m
Delta
Sat 10/105:30 am
SAT
-
ILM
1 stop7h 04m
Delta
Deal found 3/9$257
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:32 pm
ILM
-
SAT
1 stop5h 23m
American Airlines
Wed 4/86:10 am
SAT
-
ILM
1 stop5h 25m
American Airlines
Deal found 3/9$263
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:50 pm
ILM
-
SAT
1 stop7h 01m
American Airlines
Sun 5/106:10 am
SAT
-
ILM
1 stop5h 25m
American Airlines
Deal found 3/11$283
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:00 am
ILM
-
SAT
1 stop5h 15m
American Airlines
Fri 4/175:42 pm
SAT
-
ILM
1 stop5h 10m
American Airlines
Deal found 3/9$309
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/133:50 pm
ILM
-
SAT
1 stop18h 37m
Multiple Airlines
Sat 4/186:00 am
SAT
-
ILM
2 stops25h 55m
Multiple Airlines
Deal found 3/12$313
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/165:50 pm
ILM
-
SAT
1 stop5h 35m
Delta
Sun 4/195:20 am
SAT
-
ILM
1 stop7h 18m
Delta
Deal found 3/11$329
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.
Tue 5/1210:36 am
ILM
-
SAT
1 stop27h 41m
Multiple Airlines
Fri 5/156:00 am
SAT
-
ILM
1 stop13h 09m
Multiple Airlines
Deal found 3/9$333

Find flight deals from Wilmington to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to San Antonio (SAT). 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 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(American Airlines)

Popular in

April

Cheapest in

January

Average price

$348
Provider with most accurate pricing for Wilmington New Hanover County-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wilmington New Hanover County-San Antonio flights.
Search Deals
From Wilmington New Hanover County to San Antonio
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 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 Antonio 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 14, 2026.
Use the filters below to find and compare flights from Wilmington to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Tue 3/31

7:32 pm-11:55 pm

1 stop5h 23m

San Antonio

Wed 4/8

6:10 am-12:35 pm

1 stop5h 25m

$263

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Thu 4/16

5:50 pm-10:25 pm

1 stop5h 35m

San Antonio

Sun 4/19

5:20 am-1:38 pm

1 stop7h 18m

$329

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Tue 5/12

10:36 am-1:17 pm

1 stop27h 41m

San Antonio

Fri 5/15

6:00 am-8:09 pm

1 stop13h 09m

$333

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Tue 3/31

6:00 am-3:11 pm

1 stop10h 11m

San Antonio

Wed 4/8

6:49 am-4:30 pm

2 stops8h 41m

$334

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Tue 4/14

6:00 am-5:43 pm

2 stops12h 43m

San Antonio

Sat 4/18

6:49 am-4:36 pm

2 stops8h 47m

$339

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Sat 4/11

6:00 am-3:11 pm

1 stop10h 11m

San Antonio

Wed 4/15

5:30 am-4:30 pm

2 stops10h 00m

$388

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Thu 4/9

5:00 am-9:15 am

1 stop5h 15m

San Antonio

Thu 4/16

5:00 am-12:35 pm

2 stops6h 35m

$459
Cheapest one-way

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Wed 4/8

6:00 am-5:44 pm

1 stop12h 44m

$312
Quickest one-way

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Wed 4/8

6:00 am-5:43 pm

2 stops12h 43m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Sorted by cheapest first

Compare providers for flights from Wilmington to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Wilmington to San Antonio in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Wilmington-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Wilmington-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Wilmington-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Wilmington to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio 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 Antonio

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

Currently, September is the cheapest month in which you can book a flight from Wilmington to San Antonio (average of $116). Flying from Wilmington to San Antonio in December is currently the most expensive (average of $262). 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 San Antonio

Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated March 14, 2026.
Read through reviews of airlines operating flights from Wilmington to San Antonio, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
8,291 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
11,464 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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 Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Wilmington to San Antonio?

    Departing from Wilmington to San Antonio will take you 5h 23m. There are 1247 mi between Wilmington and San Antonio. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $196, American Airlines will fly you from Wilmington to San Antonio and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $216. These flights start at 42% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Wilmington to San Antonio (average of $116). Flying from Wilmington to San Antonio in December is currently the most expensive (average of $262). 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

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville

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Alternative routes for Wilmington to San Antonio

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Top 2 airlines flying from Wilmington to San Antonio

Discover the top 2 airlines that operate flights from Wilmington to San Antonio. 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 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$368FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$367FlexibilityNo cancel feeOn-timeN/A

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