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Wilmington

$258+ 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ILM
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Lambert-St Louis to Wilmington New Hanover County are usually found in October or September, booked 82 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap 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 December 2, 2025.

This American Airlines deal was found by Cheapflights users on 11/30. 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 12/306:00 pmSTL - ILM
1 stop5h 47mAmerican Airlines
Tue 1/67:43 pmILM - STL
1 stop4h 29mAmerican Airlines
Deal found 11/30$258
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 12/85:44 pmSTL - ILM
1 stop5h 10mUnited Airlines
Thu 1/86:00 amILM - STL
2 stops11h 03mUnited Airlines
Deal found 12/2$314
This Kiwi.com deal was found by Cheapflights users on 11/30. 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.
Fri 12/1210:44 pmSTL - ILM
2 stops44h 48mMultiple Airlines
Fri 12/199:10 amILM - STL
1 stop14h 23mMultiple Airlines
Deal found 11/30$362
This American Airlines deal was found by Cheapflights users on 11/30. 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 12/206:00 pmSTL - ILM
1 stop5h 47mAmerican Airlines
Wed 12/241:21 pmILM - STL
1 stop7h 09mAmerican Airlines
Deal found 11/30$379
This Delta deal was found by Cheapflights users on 11/30. 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 12/65:12 pmSTL - ILM
1 stop4h 22mDelta
Sun 12/76:02 pmILM - STL
1 stop6h 40mDelta
Deal found 11/30$393
This American Airlines deal was found by Cheapflights users on 12/1. 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 12/197:05 amSTL - ILM
1 stop4h 26mAmerican Airlines
Mon 1/54:40 pmILM - STL
1 stop5h 28mAmerican Airlines
Deal found 12/1$403
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Thu 12/257:00 amSTL - ILM
1 stop8h 32mAmerican Airlines
Sun 12/285:05 amILM - STL
1 stop4h 30mAmerican Airlines
Deal found 12/1$407
This American Airlines deal was found by Cheapflights users on 12/1. 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.
Thu 12/255:00 amSTL - ILM
1 stop6h 31mAmerican Airlines
Sat 12/278:22 pmILM - STL
1 stop4h 34mAmerican Airlines
Deal found 12/1$425

Find flight deals from St. Louis to Wilmington

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Wilmington (ILM). 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 December 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$258
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$435
Provider with most accurate pricing for Lambert-St Louis-Wilmington New Hanover County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Wilmington New Hanover County flights.
Search Deals
From Lambert-St Louis to Wilmington New Hanover County
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Wilmington 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 December 2, 2025.
Use the filters below to find and compare flights from St. Louis to Wilmington that are best for you.

Fly from

St. Louis

Fly to

Wilmington

Route

Depart

Return

Price

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 4/3

7:10 am-1:33 pm

1 stop5h 23m

Wilmington New Hanover County

Sat 4/4

4:30 pm-9:10 pm

1 stop5h 40m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 4/3

7:10 am-1:33 pm

1 stop5h 23m

Wilmington New Hanover County

Wed 4/8

7:00 am-12:19 pm

1 stop6h 19m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 4/3

7:10 am-1:33 pm

1 stop5h 23m

Wilmington New Hanover County

Tue 4/7

7:00 am-12:19 pm

1 stop6h 19m

$268

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Wed 1/7

6:52 am-1:10 pm

1 stop5h 18m

Wilmington New Hanover County

Sat 1/10

10:16 am-3:04 pm

1 stop5h 48m

$271

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Thu 1/22

6:57 pm-11:51 pm

1 stop3h 54m

Wilmington New Hanover County

Mon 1/26

5:41 pm-11:37 pm

1 stop6h 56m

$279

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 4/3

7:10 am-1:33 pm

1 stop5h 23m

Wilmington New Hanover County

Thu 4/9

2:18 pm-5:53 pm

1 stop4h 35m

$335

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 4/3

6:00 am-1:33 pm

1 stop6h 33m

Wilmington New Hanover County

Fri 4/10

5:49 pm-11:42 pm

1 stop6h 53m

$335

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 12/19

10:10 pm-8:32 pm

2 stops45h 22m

Wilmington New Hanover County

Mon 1/5

3:17 pm-10:56 am

1 stop20h 39m

$352

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Fri 12/12

10:44 pm-8:32 pm

2 stops44h 48m

Wilmington New Hanover County

Fri 12/19

9:10 am-10:33 pm

1 stop14h 23m

$362

St. LouisWilmington

STL - ILM

STLILM

Lambert-St Louis

Mon 12/8

10:47 am-8:55 pm

2 stops9h 08m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 13 results
1
2

Compare providers for flights from St. Louis to Wilmington

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 St. Louis to Wilmington in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Wilmington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Wilmington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Wilmington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Wilmington flights, Cheapflights users trust eDreams the most. eDreams 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 St. Louis-Wilmington 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 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

How far ahead should I book a flight from St. Louis to Wilmington?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Wilmington. Price data was last updated on November 28, 2025.

The best time to book flights from St. Louis to Wilmington is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from St. Louis to Wilmington (average of $84). Flying from St. Louis to Wilmington in December is currently the most expensive (average of $272). 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?

Find hourly flight availability from St. Louis to Wilmington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 2, 2025.

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 41% on airfare.

Reviews of airlines servicing Wilmington

Get insights into the airlines that provide service to Wilmington. 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 Wilmington. Reviews last updated December 2, 2025.
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
7.9
Good
8,010 reviews

Food

7.3

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,010 reviews
Delta
7.9
Good
8,010 reviews

Food

7.3

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,041 reviews
Delta
7.9
Good
8,010 reviews

Food

7.3

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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?

    A quick flight from St. Louis to Wilmington can take about 5h 18m. Delta provides one of the quickest options available for as low as $271. 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 34% 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, February is the cheapest month in which you can book a flight from St. Louis to Wilmington (average of $84). Flying from St. Louis to Wilmington in December is currently the most expensive (average of $272). 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
Carolina Beach
Topsail Beach
Wrightsville Beach
Kure Beach
Southport

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Top 2 airlines flying from St. Louis to Wilmington

Discover the top 2 airlines that operate flights from St. Louis to Wilmington. 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 December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$223Average$343FlexibilityNo cancel feeOn-time71%
DeltaCheapest$232Average$293FlexibilityNo cancel feeOn-timeN/A

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