$269+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SAT
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Wilmington to San Antonio 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 Antonio
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Best
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One-way
Cheapest flights from Wilmington to San AntonioExplore 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 September 9, 2026.
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 September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:25 pm -
1 stop7h 13m
Sat 9/1912:15 pm -
1 stop5h 04m
Deal found 9/8![American Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:35 pm -
1 stop7h 22m
Sun 11/225:49 pm -
1 stop5h 08m
Deal found 9/8![American Airlines logo]()
$403
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:50 pm -
1 stop7h 18m
Sat 9/265:30 am -
1 stop5h 20m
Deal found 9/7![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:49 pm -
1 stop4h 59m
Sat 10/107:50 am -
1 stop6h 42m
Deal found 9/7![Delta logo]()
$423
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 11/143:35 pm -
1 stop5h 08m
Sat 11/216:07 am -
1 stop7h 15m
Deal found 9/5![American Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:25 pm -
2 stops8h 25m
Sat 9/2612:15 pm -
1 stop5h 04m
Deal found 9/7![American Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:37 pm -
1 stop6h 55m
Sat 11/215:10 pm -
1 stop15h 26m
Deal found 9/8![Delta logo]()
$476
Best flights from Wilmington to San AntonioDiscover carefully curated flight deals from Wilmington to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Wilmington to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This Delta deal was found by Cheapflights users on 9/5. 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 9/225:50 pm -
1 stop7h 18m
Sat 9/265:30 am -
1 stop5h 20m
Deal found 9/5![Delta logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:25 pm -
2 stops8h 25m
Sat 9/2612:15 pm -
1 stop5h 04m
Deal found 9/7![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 9/5. 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 2/276:00 am -
2 stops11h 47m
Wed 3/37:00 am -
1 stop7h 37m
Deal found 9/5![United Airlines logo]()
$551
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:49 pm -
1 stop4h 59m
Sat 10/107:50 am -
1 stop6h 42m
Deal found 9/7![Delta logo]()
$423
Last-minute flights from Wilmington to San AntonioDiscover last-minute flight deals from Wilmington to San Antonio. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to San Antonio. Data last updated September 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:24 pm -
1 stop6h 35m
Sun 9/136:00 am -
1 stop5h 16m
Deal found 9/7![American Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 9/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/114:31 pm -
1 stop5h 43m
Sun 9/276:35 am -
1 stop6h 06m
Deal found 9/8![Delta logo]()
$521
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:25 pm -
1 stop7h 13m
Sat 9/1912:15 pm -
1 stop5h 04m
Deal found 9/8![American Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:50 pm -
1 stop7h 18m
Sat 9/265:30 am -
1 stop5h 20m
Deal found 9/7![Delta logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:25 pm -
2 stops8h 25m
Sat 9/2612:15 pm -
1 stop5h 04m
Deal found 9/7![American Airlines logo]()
$458
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:49 pm -
1 stop4h 59m
Sat 10/107:50 am -
1 stop6h 42m
Deal found 9/7![Delta logo]()
$423
One-way flights from Wilmington to San AntonioSearch for one-way flight options from Wilmington to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Wilmington to San Antonio. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/88:06 pm -
3 stops48h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/2112:02 pm -
2 stops11h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 11/214:37 pm -
1 stop8h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 9/6. 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.
Sat 11/212:28 pm -
1 stop6h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Delta logo]()
$398
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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $403 (American Airlines) |
One-way from | $344 (United Airlines) |
Popular in | May |
Cheapest in | January |
Average price | $427 |
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 7,457,451 searches. Data last updated September 9, 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
Cheapest round-trip
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Thu 10/8
8:06 pm-7:26 pm
2 stops24h 20m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$297
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Sat 11/21
12:02 pm-10:51 pm
2 stops11h 49m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$344
Quickest round-trip
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Sat 11/21
2:28 pm-7:48 pm
1 stop6h 20m
San Antonio
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$398
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Tue 9/22
5:50 pm-12:08 am
1 stop7h 18m
San Antonio
Sat 9/26
5:30 am-11:50 am
1 stop5h 20m
$411
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Wed 10/7
5:49 pm-9:48 pm
1 stop4h 59m
San Antonio
Sat 10/10
7:50 am-3:32 pm
1 stop6h 42m
$423
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Tue 9/22
3:25 pm-10:50 pm
2 stops8h 25m
San Antonio
Sat 9/26
12:15 pm-6:19 pm
1 stop5h 04m
$458
WilmingtonSan Antonio
ILM Wilmington New Hanover County - SAT San Antonio
ILMSAT
Wilmington New Hanover County
Sat 2/27
6:00 am-4:47 pm
2 stops11h 47m
San Antonio
Wed 3/3
7:00 am-3:37 pm
1 stop7h 37m
$551
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ILM-SAT
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, January is the cheapest month in which you can book a flight from Wilmington to San Antonio (average of $232). Flying from Wilmington to San Antonio in May is currently the most expensive (average of $487). 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 Antonio?
Airfare is typical for this route at the moment.
Wilmington to San Antonio flights typically cost between $367 and $442 in September.The cheapest round-trip price found within the last 5 days was $391 on Delta (Sep 22-Sep 26).
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 September 9, 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.
Overall
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Complete your trip
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Wilmington and San Antonio flights
Browse other Wilmington and San Antonio flight options. Last updated on September 9, 2026.
Other flights from Wilmington
Browse through other flights departing from Wilmington. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Antonio
Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$401 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$367 | FlexibilityNo cancel fee | On-timeN/A |