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

For as low as $327, United Airlines can have you in St. Louis from Wilmington in 8h 33m. Airlines will cover a distance of 757 mi.

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 $232. Users have found that American Airlines is 35% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, 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 32.0 F).

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

When flying from Wilmington to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$258+ Flights from Wilmington to St. Louis

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Cheap flight deals from Wilmington to St. Louis

Best flights from Wilmington to St. Louis
Discover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Sun 1/255:01 pmILM - STL

1 stop17h 20mMultiple Airlines

Sun 2/15:42 pmSTL - ILM

2 stops25h 38mMultiple Airlines

Deal found 12/26

$277

Thu 1/84:26 pmILM - STL

1 stop8h 33mUnited Airlines

Sat 1/107:00 amSTL - ILM

1 stop7h 46mUnited Airlines

Deal found 12/27

$327

Fri 2/2012:27 pmILM - STL

1 stop5h 25mDelta

Mon 2/236:00 amSTL - ILM

1 stop6h 32mDelta

Deal found 12/27

$335

Sun 1/255:01 pmILM - STL

1 stop17h 20mMultiple Airlines

Sat 1/315:42 pmSTL - ILM

2 stops19h 03mMultiple Airlines

Deal found 12/27

$287

Sat 1/176:00 amILM - STL

1 stop5h 41mUnited Airlines

Wed 1/217:00 amSTL - ILM

1 stop7h 45mUnited Airlines

Deal found 12/25

$339

Last-minute flights from Wilmington to St. Louis
Discover last-minute flight deals from Wilmington to St. Louis. Data last updated December 28, 2025 and is based on user searches.

Thu 1/15:05 amILM - STL

1 stop4h 30mAmerican Airlines

Tue 1/66:52 amSTL - ILM

1 stop3h 57mAmerican Airlines

Deal found 12/26

$258

Thu 1/84:26 pmILM - STL

1 stop8h 33mUnited Airlines

Sat 1/107:00 amSTL - ILM

1 stop7h 46mUnited Airlines

Deal found 12/27

$327

Sat 1/176:00 amILM - STL

1 stop5h 41mUnited Airlines

Wed 1/217:00 amSTL - ILM

1 stop7h 45mUnited Airlines

Deal found 12/25

$339

Sun 1/255:01 pmILM - STL

1 stop17h 20mMultiple Airlines

Sun 2/15:42 pmSTL - ILM

2 stops25h 38mMultiple Airlines

Deal found 12/26

$277

Sun 1/255:01 pmILM - STL

1 stop17h 20mMultiple Airlines

Sat 1/315:42 pmSTL - ILM

2 stops19h 03mMultiple Airlines

Deal found 12/27

$287

One-way flights from Wilmington to St. Louis
Search for one-way flight options from Wilmington to St. Louis. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Sun 5/242:30 pmILM - STL

1 stop9h 53mAmerican Airlines

Deal found 12/27

$302

Sun 5/247:00 amILM - STL

2 stops10h 26mUnited Airlines

Deal found 12/26

$464

Find flight deals from Wilmington to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$277 (Kiwi.com)
Popular in	January
Cheapest in	August
Average price	$267

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. 8% potential increase in price ($28 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 December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sun 1/25

5:01 pm-9:21 am

1 stop17h 20m

Lambert-St Louis

Sun 2/1

5:42 pm-8:20 pm

2 stops25h 38m

$277

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sun 1/25

5:01 pm-9:21 am

1 stop17h 20m

Lambert-St Louis

Sat 1/31

5:42 pm-1:45 pm

2 stops19h 03m

$287

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Thu 1/8

4:26 pm-11:59 pm

1 stop8h 33m

Lambert-St Louis

Sat 1/10

7:00 am-3:46 pm

1 stop7h 46m

$327

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Fri 2/20

12:27 pm-4:52 pm

1 stop5h 25m

Lambert-St Louis

Mon 2/23

6:00 am-1:32 pm

1 stop6h 32m

$335

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sat 1/17

6:00 am-10:41 am

1 stop5h 41m

Lambert-St Louis

Wed 1/21

7:00 am-3:45 pm

1 stop7h 45m

$339

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sun 5/24

2:30 pm-11:23 pm

1 stop9h 53m

$302

WilmingtonSt. Louis

ILM - STL

ILMSTL

Wilmington New Hanover County

Sun 5/24

7:00 am-4:26 pm

2 stops10h 26m

$464

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Compare providers for flights from Wilmington to St. Louis

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 December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 October is currently the most expensive (average of $267). 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.

Reviews of airlines servicing St. Louis

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

8,019 reviews

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

8,019 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,072 reviews

Delta

7.9

Good

8,019 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

How long is the flight from Wilmington to St. Louis?
For as low as $327, United Airlines can have you in St. Louis from Wilmington in 8h 33m. Airlines will cover a distance of 757 mi.
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 $232. Users have found that American Airlines is 35% 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 October is currently the most expensive (average of $267). 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

Edwardsville

O'Fallon

Swansea

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

Chesterfield

Alton

Farmington

Festus

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Top 2 airlines flying from Wilmington to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$200	Average$267	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$232	Average$302	FlexibilityNo cancel fee	On-timeN/A

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$258+ 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Wilmington to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Wilmington to St. Louis

Best flights from Wilmington to St. LouisDiscover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Discover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Find flight deals from Wilmington to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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 December.

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.

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?

Reviews of airlines servicing St. Louis

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.

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?

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

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

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

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

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

Traveling to a place near St. Louis?

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Alternative routes for Wilmington to St. Louis

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Top 2 airlines flying from Wilmington to St. Louis

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Best flights from Wilmington to St. Louis
Discover carefully curated flight deals from Wilmington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.