$120+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ILM
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Wilmington with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Wilmington
Cheapest
Best
Last-minute
One-way
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 7, 2026.
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 7, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/105:23 pm -
1 stop5h 36m
Sat 10/177:15 am -
1 stop6h 20m
Deal found 9/3![American Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 9/308:43 am -
1 stop5h 01m
Wed 10/78:11 pm -
1 stop4h 48m
Deal found 9/4![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:20 pm -
1 stop4h 43m
Sun 10/118:11 pm -
1 stop4h 48m
Deal found 9/2![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/281:08 pm -
2 stops9h 36m
Tue 11/36:00 am -
2 stops10h 43m
Deal found 9/3![United Airlines logo]()
$342
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 9/194:50 pm -
1 stop6h 07m
Wed 9/236:14 pm -
1 stop5h 45m
Deal found 9/4![United Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/16:00 am -
1 stop7h 52m
Wed 10/73:28 pm -
1 stop6h 04m
Deal found 9/4![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/126:54 am -
1 stop6h 58m
Sat 9/195:20 pm -
1 stop6h 22m
Deal found 9/7![American Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 9/4. 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.
Fri 10/235:35 pm -
1 stop4h 34m
Tue 10/275:49 pm -
1 stop7h 05m
Deal found 9/4![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/179:04 am -
2 stops12h 55m
Sat 10/246:00 am -
2 stops10h 43m
Deal found 9/3![United Airlines logo]()
$375
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 9/306:00 am -
1 stop7h 52m
Mon 10/53:28 pm -
1 stop6h 04m
Deal found 9/3![American Airlines logo]()
$385
Best flights from St. Louis to WilmingtonDiscover 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 7, 2026.
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 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/281:08 pm -
2 stops9h 36m
Tue 11/36:00 am -
2 stops10h 43m
Deal found 9/3![United Airlines logo]()
$342
This Delta deal was found by Cheapflights users on 9/4. 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.
Fri 10/235:35 pm -
1 stop4h 34m
Tue 10/275:49 pm -
1 stop7h 05m
Deal found 9/4![Delta logo]()
$374
This American Airlines deal was found by Cheapflights users on 9/3. 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 9/241:54 pm -
1 stop5h 58m
Sun 9/277:48 pm -
1 stop4h 53m
Deal found 9/3![American Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/179:04 am -
2 stops12h 55m
Sat 10/246:00 am -
2 stops10h 43m
Deal found 9/4![United Airlines logo]()
$375
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 10/1011:35 am -
2 stops10h 24m
Sat 10/176:00 am -
1 stop6h 33m
Deal found 9/6![United Airlines logo]()
$534
Last-minute flights from St. Louis to WilmingtonDiscover last-minute flight deals from St. Louis to Wilmington. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Wilmington. Data last updated September 7, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. 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 9/126:54 am -
1 stop6h 58m
Sat 9/195:20 pm -
1 stop6h 22m
Deal found 9/7![American Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 9/194:50 pm -
1 stop6h 07m
Wed 9/236:14 pm -
1 stop5h 45m
Deal found 9/4![United Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 9/308:43 am -
1 stop5h 01m
Wed 10/78:11 pm -
1 stop4h 48m
Deal found 9/4![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 9/306:00 am -
1 stop7h 52m
Mon 10/53:28 pm -
1 stop6h 04m
Deal found 9/3![American Airlines logo]()
$385
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/16:00 am -
1 stop7h 52m
Wed 10/73:28 pm -
1 stop6h 04m
Deal found 9/4![American Airlines logo]()
$364
This American Airlines deal was found by Cheapflights users on 9/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:20 pm -
1 stop4h 43m
Sun 10/118:11 pm -
1 stop4h 48m
Deal found 9/2![American Airlines logo]()
$328
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/105:23 pm -
1 stop5h 36m
Sat 10/177:15 am -
1 stop6h 20m
Deal found 9/3![American Airlines logo]()
$251
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/179:04 am -
2 stops12h 55m
Sat 10/246:00 am -
2 stops10h 43m
Deal found 9/3![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 9/4. 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.
Fri 10/235:35 pm -
1 stop4h 34m
Tue 10/275:49 pm -
1 stop7h 05m
Deal found 9/4![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Wed 10/281:08 pm -
2 stops9h 36m
Tue 11/36:00 am -
2 stops10h 43m
Deal found 9/3![United Airlines logo]()
$342
One-way flights from St. Louis to WilmingtonSearch for one-way flight options from St. Louis to Wilmington. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from St. Louis to Wilmington. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Wed 9/302:29 pm -
2 stops23h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/22:29 pm -
2 stops47h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:29 pm -
2 stops23h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$192
This Kiwi.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/110:20 am -
3 stops32h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$196
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 September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (American Airlines) |
One-way from | $120 (Kiwi.com) |
Popular in | June |
Cheapest in | July |
Average price | $483 |
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 7,457,451 searches. Data last updated September 7, 2026.
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
Cheapest round-trip
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Wed 9/30
2:29 pm-2:31 pm
3 stops23h 02m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$141
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Wed 9/16
2:29 pm-2:31 pm
3 stops23h 02m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$232
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Thu 10/1
10:20 am-7:58 pm
2 stops32h 38m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$234
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Thu 9/17
10:20 am-7:58 pm
2 stops32h 38m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$286
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Fri 10/2
7:00 am-11:08 pm
1 stop15h 08m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$305
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Wed 10/28
1:08 pm-11:44 pm
2 stops9h 36m
Wilmington New Hanover County
Tue 11/3
6:00 am-3:43 pm
2 stops10h 43m
$342
Quickest round-trip
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Wed 9/16
9:43 am-3:41 pm
1 stop4h 58m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$358
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Fri 10/23
5:35 pm-11:09 pm
1 stop4h 34m
Wilmington New Hanover County
Tue 10/27
5:49 pm-11:54 pm
1 stop7h 05m
$374
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Sat 10/17
9:04 am-10:59 pm
2 stops12h 55m
Wilmington New Hanover County
Sat 10/24
6:00 am-3:43 pm
2 stops10h 43m
$375
St. LouisWilmington
STL Lambert-St Louis - ILM Wilmington New Hanover County
STLILM
Lambert-St Louis
Thu 9/17
8:43 am-2:44 pm
1 stop5h 01m
Wilmington New Hanover County
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$423
Showing 1-10 of 13 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Wilmington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Wilmington flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
STL-ILM
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, July is the cheapest month in which you can book a flight from St. Louis to Wilmington (average of $297). Flying from St. Louis to Wilmington in June is currently the most expensive (average of $498). 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.
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 $340 and $594 in October.The cheapest round-trip price found within the last 5 days was $251 on American Airlines (Oct 10-Oct 17).
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 September 7, 2026.
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.
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
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.
Traveling to a place near Wilmington?
Book flights to Wilmington if you plan to visit one of these locationsCarolina Beach
Wrightsville Beach
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St. Louis and Wilmington flights
Browse other St. Louis and Wilmington flight options. Last updated on September 7, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
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Other flights to Wilmington
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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 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$328 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$240 | Average$382 | FlexibilityNo cancel fee | On-time71% |