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$268+ Cheap flights from Wilmington to St. Louis (ILM - STL)

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — STL
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
1 adult, Economy
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Find flight deals from Wilmington to St. Louis

Cheapest flights from Wilmington to St. Louis
Explore the most affordable flight options available from Wilmington to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 12, 2025.

This American Airlines deal was found by Cheapflights users on 11/12. 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 11/221:39 pmILM - STL
1 stop6h 50mAmerican Airlines
Tue 11/255:00 amSTL - ILM
1 stop4h 44mAmerican Airlines
Deal found 11/12$346
This American Airlines deal was found by Cheapflights users on 11/10. 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 12/201:21 pmILM - STL
1 stop7h 09mAmerican Airlines
Mon 12/226:00 pmSTL - ILM
1 stop5h 47mAmerican Airlines
Deal found 11/10$373
This Delta deal was found by Cheapflights users on 11/10. 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 11/226:00 amILM - STL
1 stop5h 23mDelta
Tue 11/257:05 amSTL - ILM
1 stop5h 33mDelta
Deal found 11/10$393
This Mytrip deal was found by Cheapflights users on 11/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:00 amILM - STL
2 stops11h 36mMultiple Airlines
Tue 12/309:50 amSTL - ILM
2 stops10h 25mMultiple Airlines
Deal found 11/10$394
This United Airlines deal was found by Cheapflights users on 11/10. 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.
Fri 11/144:27 pmILM - STL
1 stop8h 15mUnited Airlines
Sun 11/167:00 amSTL - ILM
1 stop7h 41mUnited Airlines
Deal found 11/10$439
This Delta deal was found by Cheapflights users on 11/12. 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.
Thu 11/271:30 pmILM - STL
1 stop6h 05mDelta
Mon 12/15:17 pmSTL - ILM
1 stop4h 58mDelta
Deal found 11/12$445
This American Airlines deal was found by Cheapflights users on 11/11. 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 12/201:21 pmILM - STL
1 stop5h 19mAmerican Airlines
Sat 1/35:00 amSTL - ILM
1 stop6h 31mAmerican Airlines
Deal found 11/11$470
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
Sun 12/284:42 pmILM - STL
1 stop18h 03mMultiple Airlines
Wed 12/314:27 pmSTL - ILM
1 stop27h 05mMultiple Airlines
Deal found 11/10$533

Cheap flight deals from Wilmington to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to St. Louis (STL). 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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$268
(Delta)

Popular in

January

Cheapest in

August

Average price

$309
Provider with most accurate pricing for Wilmington New Hanover County-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wilmington New Hanover County-Lambert-St Louis flights.
Search Deals
From Wilmington New Hanover County to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington to St. Louis 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 November 12, 2025.
Use the filters below to find and compare flights from Wilmington to St. Louis that are best for you.

Fly from

Wilmington

Fly to

St. Louis

Route

Depart

Return

Price

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Fri 4/3

7:00 am-11:55 am

1 stop5h 55m

Lambert-St Louis

Tue 4/7

6:00 am-1:34 pm

1 stop6h 34m

$268

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Thu 4/2

7:00 am-11:55 am

1 stop5h 55m

Lambert-St Louis

Wed 4/8

7:30 am-1:34 pm

1 stop5h 04m

$330

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sat 11/22

1:39 pm-7:29 pm

1 stop6h 50m

Lambert-St Louis

Tue 11/25

5:00 am-10:44 am

1 stop4h 44m

$346

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Fri 4/3

6:49 am-11:23 am

1 stop5h 34m

Lambert-St Louis

Tue 4/7

6:05 am-3:42 pm

2 stops8h 37m

$468

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sat 12/20

1:21 pm-7:30 pm

1 stop7h 09m

Lambert-St Louis

Mon 12/22

6:00 pm-12:47 am

1 stop5h 47m

$480

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Thu 11/27

11:09 am-4:25 pm

2 stops6h 16m

Lambert-St Louis

Mon 12/1

5:00 am-10:44 am

1 stop4h 44m

$609

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sat 12/20

7:05 am-1:23 pm

2 stops7h 18m

Lambert-St Louis

Sat 1/3

5:00 am-12:31 pm

1 stop6h 31m

$689

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Mon 11/24

6:00 am-3:46 pm

2 stops10h 46m

Lambert-St Louis

Wed 11/26

4:43 pm-3:54 pm

2 stops22h 11m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Compare providers for flights from Wilmington to St. Louis

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 St. Louis in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Wilmington-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Wilmington-St. Louis flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Wilmington-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Wilmington-St. Louis 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 Wilmington-St. Louis 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 St. Louis

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

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

Currently, June is the cheapest month in which you can book a flight from Wilmington to St. Louis (average of $128). Flying from Wilmington to St. Louis in January is currently the most expensive (average of $295). 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 ILM to STL?

Find hourly flight availability from Wilmington to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

It’s typically best to fly out from Wilmington to St. Louis in the afternoon. Doing so could potentially save you 6% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated November 12, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Wilmington to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,009 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
11,050 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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 Wilmington to St. Louis. 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 Wilmington to St. Louis?

    For as low as $268, Delta can have you in St. Louis from Wilmington in 5h 55m. Airlines will cover a distance of 757 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Wilmington to St. Louis is American Airlines. Our recent data shows that you can find tickets from as low as $200 on this airline. An additional option worth looking into is Delta, starting at $242. Users have found that American Airlines is 34% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wilmington to St. Louis 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 Wilmington to St. Louis?

    Currently, June is the cheapest month in which you can book a flight from Wilmington to St. Louis (average of $128). Flying from Wilmington to St. Louis in January is currently the most expensive (average of $295). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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Top 2 airlines flying from Wilmington to St. Louis

Discover the top 2 airlines that operate flights from Wilmington to St. Louis. 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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$200Average$269FlexibilityNo cancel feeOn-time71%
DeltaCheapest$242Average$313FlexibilityNo cancel feeOn-timeN/A

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