How long is the flight from St. Louis to Wilmington?

A quick flight from St. Louis to Wilmington can take about 5h 38m. American Airlines provides one of the quickest options available for as low as $268. There are 757 mi between St. Louis and Wilmington. 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 St. Louis to Wilmington round-trip?

Our cheapest airline available from St. Louis to Wilmington is American Airlines. Our recent data shows that you can find tickets from as low as $223 on this airline. An additional option worth looking into is Delta, starting at $232. American Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from St. Louis to Wilmington?

Travelers seeking maximum savings on their St. Louis to Wilmington flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Wilmington ranges from 2.8 - 7.8 inches per month. September is typically the wettest month, when rainfall can reach 7.8 in. April is typically the driest time to visit Wilmington when rainfall is around 2.8 in.

If weather is an important factor for your trip to Wilmington, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Can I find deals for flights from St. Louis to Wilmington that include hotel bookings?

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

How can I find direct flights from St. Louis to Wilmington?

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

Can I find deals for business class flights from St. Louis to Wilmington?

Yes. Cheapflights offers flight deals from St. Louis to Wilmington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$130+ Flights from St. Louis to Wilmington

Q: How much does it cost to fly round-trip from St. Louis to Wilmington?

Airfare is below average for this route at the moment. St. Louis to Wilmington flights typically cost between $253 and $342 in October. The cheapest round-trip price found within the last 3 days was $201 on American Airlines (Oct 22-Oct 25).

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Cheap flight deals from St. Louis to Wilmington

Round-trip from	$201 (American Airlines)
One-way from	$130 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$293

From Lambert-St Louis to Wilmington New Hanover County

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One-way flight from Lambert-St Louis to Wilmington New Hanover County

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Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from St. Louis to Wilmington

Cheapest flights from St. Louis to Wilmington
Explore the most affordable flight options available from St. Louis to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Wed 10/226:00 amSTL - ILM

1 stop7h 26mAmerican Airlines

Sat 10/255:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/16

$201

Tue 10/148:30 amSTL - ILM

1 stop4h 16mAmerican Airlines

Sat 10/185:10 pmILM - STL

1 stop7h 08mAmerican Airlines

Deal found 9/16

$238

Sat 10/187:23 amSTL - ILM

1 stop5h 38mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/17

$268

Tue 9/161:15 pmSTL - ILM

1 stop7h 45mDelta

Tue 9/2310:12 amILM - STL

1 stop5h 23mDelta

Deal found 9/15

$275

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Sat 10/257:10 amILM - STL

1 stop5h 28mDelta

Deal found 9/16

$276

Tue 9/308:50 amSTL - ILM

1 stop6h 33mAmerican Airlines

Sat 10/46:25 amILM - STL

2 stops8h 06mAmerican Airlines

Deal found 9/15

$280

Thu 10/231:41 pmSTL - ILM

1 stop21h 39mMultiple Airlines

Mon 10/271:00 pmILM - STL

2 stops21h 07mMultiple Airlines

Deal found 9/16

$294

Tue 10/146:25 amSTL - ILM

1 stop6h 21mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/15

$305

Sun 11/26:45 pmSTL - ILM

1 stop3h 59mAmerican Airlines

Sat 11/87:07 amILM - STL

2 stops7h 33mAmerican Airlines

Deal found 9/17

$310

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Mon 10/275:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/16

$335

Thu 10/236:00 amSTL - ILM

1 stop6h 29mAmerican Airlines

Sat 10/254:52 pmILM - STL

1 stop6h 42mAmerican Airlines

Deal found 9/16

$338

Best flights from St. Louis to Wilmington
Discover carefully curated flight deals from St. Louis to Wilmington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2025.

Sat 10/187:23 amSTL - ILM

1 stop5h 38mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/17

$268

Tue 9/301:15 pmSTL - ILM

1 stop7h 45mDelta

Sat 10/44:30 pmILM - STL

1 stop6h 30mDelta

Deal found 9/15

$275

Thu 10/231:41 pmSTL - ILM

1 stop21h 39mMultiple Airlines

Mon 10/271:00 pmILM - STL

2 stops21h 07mMultiple Airlines

Deal found 9/16

$294

Sun 11/27:00 amSTL - ILM

1 stop5h 06mAmerican Airlines

Sat 11/82:27 pmILM - STL

1 stop7h 33mAmerican Airlines

Deal found 9/17

$268

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Sat 10/257:10 amILM - STL

1 stop5h 28mDelta

Deal found 9/16

$276

Wed 10/2210:22 amSTL - ILM

1 stop3h 31mAmerican Airlines

Sun 10/266:00 amILM - STL

1 stop4h 56mAmerican Airlines

Deal found 9/15

$268

Sat 10/256:00 amSTL - ILM

1 stop3h 44mDelta

Mon 10/275:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/16

$276

Tue 10/146:25 amSTL - ILM

1 stop6h 21mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/15

$305

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Mon 10/275:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/16

$335

Fri 10/244:45 pmSTL - ILM

1 stop5h 36mAmerican Airlines

Sun 10/266:00 amILM - STL

1 stop4h 56mAmerican Airlines

Deal found 9/16

$335

Thu 10/236:00 amSTL - ILM

1 stop6h 29mAmerican Airlines

Sat 10/254:52 pmILM - STL

1 stop6h 42mAmerican Airlines

Deal found 9/16

$338

Last-minute flights from St. Louis to Wilmington
Discover last-minute flight deals from St. Louis to Wilmington. Data last updated September 17, 2025 and is based on user searches.

Tue 9/301:15 pmSTL - ILM

1 stop7h 45mDelta

Sat 10/44:30 pmILM - STL

1 stop6h 30mDelta

Deal found 9/15

$275

Tue 9/308:50 amSTL - ILM

1 stop6h 33mAmerican Airlines

Sat 10/46:25 amILM - STL

2 stops8h 06mAmerican Airlines

Deal found 9/15

$280

Wed 10/88:30 amSTL - ILM

1 stop4h 16mAmerican Airlines

Mon 10/135:00 amILM - STL

1 stop4h 20mAmerican Airlines

Deal found 9/16

$341

Tue 10/148:30 amSTL - ILM

1 stop4h 16mAmerican Airlines

Sat 10/185:10 pmILM - STL

1 stop7h 08mAmerican Airlines

Deal found 9/16

$238

Tue 10/146:25 amSTL - ILM

1 stop6h 21mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/15

$305

Sat 10/187:23 amSTL - ILM

1 stop5h 38mAmerican Airlines

Sun 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/17

$268

Wed 10/226:00 amSTL - ILM

1 stop7h 26mAmerican Airlines

Sat 10/255:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/16

$201

Thu 10/231:41 pmSTL - ILM

1 stop21h 39mMultiple Airlines

Mon 10/271:00 pmILM - STL

2 stops21h 07mMultiple Airlines

Deal found 9/16

$294

Thu 10/236:00 amSTL - ILM

1 stop6h 29mAmerican Airlines

Sat 10/254:52 pmILM - STL

1 stop6h 42mAmerican Airlines

Deal found 9/16

$338

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Sat 10/257:10 amILM - STL

1 stop5h 28mDelta

Deal found 9/16

$276

Fri 10/245:15 pmSTL - ILM

1 stop4h 24mDelta

Mon 10/275:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/16

$335

One-way flights from St. Louis to Wilmington
Search for one-way flight options from St. Louis to Wilmington. Find affordable one-way fares based on user searches. Data last updated September 17, 2025.

Fri 10/1011:32 amSTL - ILM

2 stops44h 08mMultiple Airlines

Deal found 9/16

$130

Wed 10/157:52 pmSTL - ILM

2 stops14h 21mMultiple Airlines

Deal found 9/16

$133

Sun 10/126:05 pmSTL - ILM

1 stop17h 15mMultiple Airlines

Deal found 9/16

$141

Mon 10/139:50 amSTL - ILM

2 stops12h 38mMultiple Airlines

Deal found 9/16

$175

Tue 10/147:52 pmSTL - ILM

3 stops35h 48mMultiple Airlines

Deal found 9/16

$179

Sat 10/117:52 pmSTL - ILM

2 stops11h 48mMultiple Airlines

Deal found 9/16

$208

Tue 10/146:00 amSTL - ILM

1 stop6h 45mUnited Airlines

Deal found 9/16

$239

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Wilmington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Sat 10/18

7:23 am-2:01 pm

1 stop5h 38m

Wilmington New Hanover County

Sun 10/19

5:00 am-8:16 am

1 stop4h 16m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Sun 11/2

7:00 am-1:06 pm

1 stop5h 06m

Wilmington New Hanover County

Sat 11/8

2:27 pm-9:00 pm

1 stop7h 33m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Wed 10/22

10:22 am-2:53 pm

1 stop3h 31m

Wilmington New Hanover County

Sun 10/26

6:00 am-9:56 am

1 stop4h 56m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Tue 9/30

1:15 pm-10:00 pm

1 stop7h 45m

Wilmington New Hanover County

Sat 10/4

4:30 pm-10:00 pm

1 stop6h 30m

$275

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 10/24

5:15 pm-10:39 pm

1 stop4h 24m

Wilmington New Hanover County

Sat 10/25

7:10 am-11:38 am

1 stop5h 28m

$276

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Sat 10/25

6:00 am-10:44 am

1 stop3h 44m

Wilmington New Hanover County

Mon 10/27

5:55 pm-11:41 pm

1 stop6h 46m

$276

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Thu 10/23

1:41 pm-12:20 pm

1 stop21h 39m

Wilmington New Hanover County

Mon 10/27

1:00 pm-9:07 am

2 stops21h 07m

$294

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Tue 10/14

6:25 am-1:46 pm

1 stop6h 21m

Wilmington New Hanover County

Sun 10/19

5:00 am-8:16 am

1 stop4h 16m

$305

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 10/24

5:15 pm-10:39 pm

1 stop4h 24m

Wilmington New Hanover County

Mon 10/27

5:55 pm-11:41 pm

1 stop6h 46m

$335

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 10/24

4:45 pm-11:21 pm

1 stop5h 36m

Wilmington New Hanover County

Sun 10/26

6:00 am-9:56 am

1 stop4h 56m

$335

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 19 results

Best time to book a flight from St. Louis to Wilmington

Have a flexible travel schedule? Discover the best time to fly to Wilmington from St. Louis 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 St. Louis to Wilmington

What is the cheapest month to book a flight from St. Louis to Wilmington?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Wilmington (average of $296). Flying from St. Louis to Wilmington in December is currently the most expensive (average of $385). 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 STL to ILM?

One of the essential ways to save on airfare from St. Louis to Wilmington is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 43% on airfare.

How much does it cost to fly round-trip from St. Louis to Wilmington?

Reviews of airlines servicing Wilmington

Peruse reviews from past customers who have flown with Delta and American Airlines from St. Louis to Wilmington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,961 reviews

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

7,961 reviews

Delta

8.0

Very good

7,961 reviews

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

7,961 reviews

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

How long is the flight from St. Louis to Wilmington?
A quick flight from St. Louis to Wilmington can take about 5h 38m. American Airlines provides one of the quickest options available for as low as $268. There are 757 mi between St. Louis and Wilmington. 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 St. Louis to Wilmington round-trip?
Our cheapest airline available from St. Louis to Wilmington is American Airlines. Our recent data shows that you can find tickets from as low as $223 on this airline. An additional option worth looking into is Delta, starting at $232. American Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from St. Louis to Wilmington that include hotel bookings?
Yes. In addition to deals on St. Louis to Wilmington flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Wilmington?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Wilmington.
Can I find deals for business class flights from St. Louis to Wilmington?
Yes. Cheapflights offers flight deals from St. Louis to Wilmington 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 St. Louis to Wilmington?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Wilmington (average of $296). Flying from St. Louis to Wilmington in December is currently the most expensive (average of $385). 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

Carolina Beach

Topsail Beach

Kure Beach

Southport

Wrightsville Beach

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Top 2 airlines flying from St. Louis to Wilmington

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$223	Average$347	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$232	Average$293	FlexibilityNo cancel fee	On-timeN/A

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$130+ Cheap flights from St. Louis to Wilmington (STL - ILM)

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from St. Louis to Wilmington

Cheapest flights from St. Louis to WilmingtonExplore the most affordable flight options available from St. Louis to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Explore the most affordable flight options available from St. Louis to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Wilmington that are best for you.

Best time to book a flight from St. Louis to Wilmington

Have a flexible travel schedule? Discover the best time to fly to Wilmington from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Wilmington

What is the cheapest month to book a flight from St. Louis to Wilmington?

What is the cheapest time of day to fly from STL to ILM?

How much does it cost to fly round-trip from St. Louis to Wilmington?

Reviews of airlines servicing Wilmington

Peruse reviews from past customers who have flown with Delta and American Airlines from St. Louis to Wilmington to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Wilmington. 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 St. Louis to Wilmington?

What are the cheapest airlines flying from St. Louis to Wilmington round-trip?

Can I find deals for flights from St. Louis to Wilmington that include hotel bookings?

How can I find direct flights from St. Louis to Wilmington?

Can I find deals for business class flights from St. Louis to Wilmington?

What is the cheapest month to book a flight from St. Louis to Wilmington?

Traveling to a place near Wilmington?

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Alternative routes for St. Louis to Wilmington

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Top 2 airlines flying from St. Louis to Wilmington

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Cheapest flights from St. Louis to Wilmington
Explore the most affordable flight options available from St. Louis to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.