$105 Cheap Flights from San Antonio (SAT) to Wilmington (ILM)

View $105 flight on Thu, May 29, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from San Antonio to Wilmington (SAT-ILM)

Prices were available within the past 7 days and start at $105 for one-way flights and $239 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, May 30 - Wed, Jun 4
SAT
San Antonio
ILM
Wilmington
$239 Roundtrip, found 8 hours ago
$239
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Fri, May 30 from San Antonio to Wilmington, returning Wed, Jun 4, priced at $239 found 8 hours ago
Delta
Fri, Jul 4 - Sat, Jul 5
SAT
San Antonio
ILM
Wilmington
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jul 4 from San Antonio to Wilmington, returning Sat, Jul 5, priced at $257 found 1 day ago
Delta
Tue, Jul 1 - Wed, Jul 16
SAT
San Antonio
ILM
Wilmington
$263 Roundtrip, found 2 hours ago
$263
Roundtrip
found 2 hours ago
Select Delta flight, departing Tue, Jul 1 from San Antonio to Wilmington, returning Wed, Jul 16, priced at $263 found 2 hours ago
United
Mon, Jun 16 - Mon, Jun 30
SAT
San Antonio
ILM
Wilmington
$269 Roundtrip, found 5 hours ago
$269
Roundtrip
found 5 hours ago
Select United flight, departing Mon, Jun 16 from San Antonio to Wilmington, returning Mon, Jun 30, priced at $269 found 5 hours ago
Delta
Thu, May 29 - Sun, Jun 1
SAT
San Antonio
ILM
Wilmington
$288 Roundtrip, found 5 hours ago
$288
Roundtrip
found 5 hours ago
Select Delta flight, departing Thu, May 29 from San Antonio to Wilmington, returning Sun, Jun 1, priced at $288 found 5 hours ago
American Airlines
Sun, May 25 - Wed, May 28
SAT
San Antonio
ILM
Wilmington
$289 Roundtrip, found 7 hours ago
$289
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sun, May 25 from San Antonio to Wilmington, returning Wed, May 28, priced at $289 found 7 hours ago
United
Wed, Jun 25 - Wed, Jul 16
SAT
San Antonio
ILM
Wilmington
$294 Roundtrip, found 2 hours ago
$294
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Jun 25 from San Antonio to Wilmington, returning Wed, Jul 16, priced at $294 found 2 hours ago
United
Mon, Jun 30 - Mon, Jul 14
SAT
San Antonio
ILM
Wilmington
$299 Roundtrip, found 5 days ago
$299
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jun 30 from San Antonio to Wilmington, returning Mon, Jul 14, priced at $299 found 5 days ago
United
Mon, Jun 30 - Mon, Jul 14
SAT
San Antonio
ILM
Wilmington
$313 Roundtrip, found 5 days ago
$313
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jun 30 from San Antonio to Wilmington, returning Mon, Jul 14, priced at $313 found 5 days ago
Delta
Tue, May 20 - Sun, May 25
SAT
San Antonio
ILM
Wilmington
$318 Roundtrip, found 3 hours ago
$318
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, May 20 from San Antonio to Wilmington, returning Sun, May 25, priced at $318 found 3 hours ago
Flights from San Antonio (SAT) to Wilmington (ILM)
Origin airport
San Antonio Intl.
Destination airport
Wilmington Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$238
Distance
1247 mi

San Antonio to Wilmington Flights

The cheapest times to fly from San Antonio to Wilmington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Wilmington are during the month of May. You can find some of the cheapest flights from San Antonio to Wilmington with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Antonio to Wilmington

Sunday is one of the best days to book for cheap flights from San Antonio to Wilmington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from San Antonio to Wilmington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Wilmington in 2025. You can also book with separate airlines for your outbound and return journeys, from $105 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Wilmington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Wilmington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM) cost?
Discover the latest flight deals from SAT to ILM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SAT to ILM?
The cheapest flights from SAT to ILM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SAT to ILM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SAT to ILM. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM)?
There aren’t any daily direct flights available from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from SAT to ILM?
Usually you’ll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM)?
To avoid possible delays on the San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM) last-minute?
Holding off until just before your trip to book your flight from SAT to ILM often results in higher prices. While you might find some last-minute offers, there’s no guarantee. Keep your travel schedule open to boost your chances of scoring a bargain.
Is it cheaper to book a SAT to ILM flight and hotel package?
Compared with arranging flights and hotels separately, booking a SAT to ILM flight and hotel package with Expedia could result in significant savings. What’s more, managing everything in one place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Wilmington Intl. Airport (ILM)?
If you booked your SAT to ILM flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you’d like more information.

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*Available to One Key members.