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$129+ Cheap flights from Wilmington to San Antonio (ILM - SAT)

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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap 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 June 12, 2025.

Round-trip from

$233
(American Airlines)

One-way from

$129
(Delta)

Popular in

November

Cheapest in

May

Average price

$430
From Wilmington New Hanover County to San Antonio
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One-way flight from Wilmington New Hanover County to San Antonio
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Highest demand for flights based on searches. 12% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 12, 2025.

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/163:13 pmILM - SAT
1 stop7h 11mAmerican Airlines
Sat 9/206:35 amSAT - ILM
1 stop5h 20mAmerican Airlines
Deal found 6/11$197
This Delta deal was found by Cheapflights users on 6/9. 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.
Fri 9/265:45 pmILM - SAT
1 stop5h 38mDelta
Mon 9/294:25 pmSAT - ILM
1 stop6h 31mDelta
Deal found 6/9$259
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 6/264:59 pmILM - SAT
1 stop6h 54mUnited Airlines
Mon 6/306:45 amSAT - ILM
3 stops15h 15mUnited Airlines
Deal found 6/11$394

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 June 12, 2025.
Use the filters below to find and compare flights from Wilmington to San Antonio that are best for you.

Fly from

Wilmington

Fly to

San Antonio

Route

Depart

Return

Price

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Tue 9/16

3:13 pm-9:24 pm

1 stop7h 11m

San Antonio

Sat 9/20

6:35 am-12:55 pm

1 stop5h 20m

$197

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Fri 9/26

5:45 pm-10:23 pm

1 stop5h 38m

San Antonio

Mon 9/29

4:25 pm-11:56 pm

1 stop6h 31m

$259

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Thu 6/26

4:59 pm-10:53 pm

1 stop6h 54m

San Antonio

Mon 6/30

6:45 am-11:00 pm

3 stops15h 15m

$394

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Sun 6/22

10:46 am-11:37 am

2 stops25h 51m

$373

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Mon 6/16

5:00 am-9:05 am

1 stop5h 05m

$383

WilmingtonSan Antonio

ILM - SAT

ILMSAT

Wilmington New Hanover County

Mon 6/16

5:10 pm-4:54 pm

3 stops24h 44m

$590

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, August is the cheapest month in which you can book a flight from Wilmington to San Antonio (average of $295). Flying from Wilmington to San Antonio in March is currently the most expensive (average of $376). 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 SAT?

Find hourly flight availability from Wilmington to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from Wilmington to San Antonio by exploring options for tickets at noon.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    Currently priced at $233, 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. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $289 and $394, respectively. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Wilmington to San Antonio one-way?

    One-way options have recently been found by users for as low as $129 on Delta. Other airlines that offer cheap prices include American Airlines from $300 and United Airlines from $456 one-way.

  • 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, August is the cheapest month in which you can book a flight from Wilmington to San Antonio (average of $295). Flying from Wilmington to San Antonio in March is currently the most expensive (average of $376). 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 Wilmington?

Book flights to Wilmington if you plan to visit one of these locations
New Braunfels

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$462FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$256Average$441FlexibilityNo cancel feeOn-time71%

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