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

A quick flight from St. Louis to Wilmington can take about 3h 31m. Delta 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).

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

Users have found that flying from St. Louis to Wilmington on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Wilmington. Flights to Wilmington from St. Louis in September are about $351 on average during September, but can be found for as low as $198.

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.

$217+ 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 $220 and $343 in February. The cheapest round-trip price found within the last 3 days was $217 on Delta (Feb 21-Feb 25).

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Cheap flight deals from St. Louis to Wilmington

Round-trip from	$217 (Delta)
Popular in	December
Cheapest in	September
Average price	$277

From Lambert-St Louis to Wilmington New Hanover County

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($41 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 septiembre 11, 2025.

mar. 10/146:25 amSTL - ILM

1 stop6h 21mAmerican Airlines

dom. 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/10

$268

mié. 10/19:19 amSTL - ILM

1 stop3h 32mDelta

lun. 10/65:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/10

$341

sáb. 9/207:01 amSTL - ILM

1 stop7h 26mAmerican Airlines

dom. 9/217:00 amILM - STL

1 stop6h 23mAmerican Airlines

Deal found 9/10

$353

vie. 10/105:30 amSTL - ILM

1 stop4h 05mAmerican Airlines

dom. 10/125:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/11

$371

vie. 9/198:50 amSTL - ILM

1 stop6h 33mAmerican Airlines

dom. 9/215:00 amILM - STL

1 stop4h 05mAmerican Airlines

Deal found 9/10

$431

vie. 12/265:30 amSTL - ILM

1 stop7h 23mAmerican Airlines

sáb. 1/31:21 pmILM - STL

1 stop7h 09mAmerican Airlines

Deal found 9/9

$471

mar. 11/411:05 amSTL - ILM

2 stops11h 45mUnited Airlines

vie. 11/76:00 amILM - STL

3 stops33h 25mUnited Airlines

Deal found 9/10

$476

mar. 9/169:19 amSTL - ILM

1 stop6h 32mDelta

mié. 9/1710:12 amILM - STL

1 stop6h 53mDelta

Deal found 9/10

$605

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 septiembre 11, 2025.

sáb. 2/2110:00 amSTL - ILM

1 stop5h 48mDelta

mié. 2/255:45 pmILM - STL

1 stop6h 55mDelta

Deal found 9/8

$217

mar. 10/1410:22 amSTL - ILM

1 stop3h 31mAmerican Airlines

dom. 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/9

$268

sáb. 2/2111:18 amSTL - ILM

2 stops9h 01mAmerican Airlines

mié. 2/256:46 amILM - STL

1 stop5h 48mAmerican Airlines

Deal found 9/8

$276

mié. 10/19:19 amSTL - ILM

1 stop3h 32mDelta

lun. 10/65:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/10

$341

vie. 10/104:25 pmSTL - ILM

1 stop6h 43mAmerican Airlines

lun. 10/136:29 pmILM - STL

1 stop6h 29mAmerican Airlines

Deal found 9/9

$335

jue. 10/165:30 amSTL - ILM

1 stop6h 01mAmerican Airlines

dom. 10/195:01 pmILM - STL

1 stop7h 48mAmerican Airlines

Deal found 9/9

$335

mié. 9/241:21 pmSTL - ILM

1 stop4h 08mAmerican Airlines

dom. 9/287:59 pmILM - STL

1 stop4h 54mAmerican Airlines

Deal found 9/9

$353

Last-minute flights from St. Louis to Wilmington
Discover last-minute flight deals from St. Louis to Wilmington. Data last updated septiembre 11, 2025 and is based on user searches.

mar. 9/169:19 amSTL - ILM

1 stop6h 32mDelta

mié. 9/1710:12 amILM - STL

1 stop6h 53mDelta

Deal found 9/10

$605

vie. 9/199:57 amSTL - ILM

1 stop5h 49mAmerican Airlines

dom. 9/211:29 pmILM - STL

1 stop6h 51mAmerican Airlines

Deal found 9/10

$431

sáb. 9/207:01 amSTL - ILM

1 stop7h 26mAmerican Airlines

dom. 9/217:00 amILM - STL

1 stop6h 23mAmerican Airlines

Deal found 9/10

$353

mié. 9/247:55 pmSTL - ILM

2 stops23h 39mMultiple Airlines

dom. 9/283:35 pmILM - STL

1 stop22h 27mMultiple Airlines

Deal found 9/9

$526

mié. 10/19:19 amSTL - ILM

1 stop3h 32mDelta

lun. 10/65:55 pmILM - STL

1 stop6h 46mDelta

Deal found 9/10

$341

mié. 10/16:00 amSTL - ILM

1 stop6h 45mUnited Airlines

lun. 10/62:42 pmILM - STL

3 stops26h 02mUnited Airlines

Deal found 9/10

$713

vie. 10/35:28 pmSTL - ILM

2 stops19h 17mUnited Airlines

mar. 10/72:42 pmILM - STL

2 stops26h 02mUnited Airlines

Deal found 9/9

$627

vie. 10/1011:32 amSTL - ILM

2 stops44h 08mMultiple Airlines

lun. 10/131:00 pmILM - STL

1 stop8h 21mMultiple Airlines

Deal found 9/9

$306

vie. 10/104:25 pmSTL - ILM

1 stop6h 43mAmerican Airlines

lun. 10/136:29 pmILM - STL

1 stop6h 29mAmerican Airlines

Deal found 9/9

$335

mar. 10/146:25 amSTL - ILM

1 stop6h 21mAmerican Airlines

dom. 10/195:00 amILM - STL

1 stop4h 16mAmerican Airlines

Deal found 9/10

$268

jue. 10/1610:57 amSTL - ILM

2 stops8h 39mMultiple Airlines

dom. 10/193:35 pmILM - STL

1 stop26h 35mMultiple Airlines

Deal found 9/9

$532

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 septiembre 11, 2025.

sáb. 11/155:11 pmSTL - ILM

1 stop5h 39mUnited Airlines

Deal found 9/10

$274

dom. 11/164:43 pmSTL - ILM

2 stops30h 07mUnited Airlines

Deal found 9/10

$456

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

sáb. 2/21

10:00 am-4:48 pm

1 stop5h 48m

Wilmington New Hanover County

mié. 2/25

5:45 pm-11:40 pm

1 stop6h 55m

$217

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

mar. 10/14

10:22 am-2:53 pm

1 stop3h 31m

Wilmington New Hanover County

dom. 10/19

5:00 am-8:16 am

1 stop4h 16m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

sáb. 2/21

11:18 am-9:19 pm

2 stops9h 01m

Wilmington New Hanover County

mié. 2/25

6:46 am-11:34 am

1 stop5h 48m

$276

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

vie. 10/10

4:25 pm-12:08 am

1 stop6h 43m

Wilmington New Hanover County

lun. 10/13

6:29 pm-11:58 pm

1 stop6h 29m

$335

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

jue. 10/16

5:30 am-12:31 pm

1 stop6h 01m

Wilmington New Hanover County

dom. 10/19

5:01 pm-11:49 pm

1 stop7h 48m

$335

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

mié. 10/1

9:19 am-1:51 pm

1 stop3h 32m

Wilmington New Hanover County

lun. 10/6

5:55 pm-11:41 pm

1 stop6h 46m

$341

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

mié. 9/24

1:21 pm-6:29 pm

1 stop4h 08m

Wilmington New Hanover County

dom. 9/28

7:59 pm-11:53 pm

1 stop4h 54m

$353

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

sáb. 11/15

5:11 pm-11:50 pm

1 stop5h 39m

$274

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

dom. 11/16

4:43 pm-11:50 pm

2 stops30h 07m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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

7,960 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

7,960 reviews

Delta

8.0

Very good

7,960 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

7,960 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 3h 31m. Delta 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

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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$352	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$232	Average$300	FlexibilityNo cancel fee	On-timeN/A

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$217+ Cheap flights from St. Louis to Wilmington (STL - ILM)

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 2/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Wilmington with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Wilmington

Round-trip from

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Cheapest in

Average price

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 septiembre 11, 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 septiembre 11, 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 septiembre 11, 2025.