$189+ Cheap flights from Wilmington to St. Louis (ILM - STL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — STL
abr. 23 — abr. 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Wilmington to St. Louis 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 Wilmington to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Wilmington to St. LouisExplore 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 marzo 24, 2026.
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 marzo 24, 2026.
This Delta deal was found by Cheapflights users on 3/20. 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.
mié. 4/295:50 pm
ILM
- STL
1 stop6h 46m
Delta
mié. 5/612:45 pm
STL
- ILM
1 stop7h 42m
Delta
Deal found 3/20![Delta logo]()
$241
This United Airlines deal was found by Cheapflights users on 3/20. 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.
jue. 6/254:05 pm
ILM
- STL
1 stop6h 21m
United Airlines
mar. 6/309:23 am
STL
- ILM
1 stop5h 01m
United Airlines
Deal found 3/20![United Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 3/23. 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.
mié. 6/177:19 pm
ILM
- STL
1 stop5h 40m
American Airlines
sáb. 6/205:14 pm
STL
- ILM
1 stop5h 08m
American Airlines
Deal found 3/23![American Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 3/19. 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.
mar. 10/276:00 am
ILM
- STL
2 stops10h 38m
United Airlines
mar. 11/35:20 pm
STL
- ILM
1 stop5h 33m
United Airlines
Deal found 3/19![United Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/22. 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.
jue. 4/165:50 pm
ILM
- STL
1 stop4h 29m
Delta
mié. 4/2212:45 pm
STL
- ILM
1 stop7h 40m
Delta
Deal found 3/22![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 3/20. 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.
sáb. 4/44:30 pm
ILM
- STL
1 stop5h 36m
Delta
mié. 4/85:21 pm
STL
- ILM
1 stop5h 38m
Delta
Deal found 3/20![Delta logo]()
$355
This American Airlines deal was found by Cheapflights users on 3/23. 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.
mar. 4/73:27 pm
ILM
- STL
2 stops7h 52m
American Airlines
sáb. 4/117:00 am
STL
- ILM
1 stop6h 13m
American Airlines
Deal found 3/23![American Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 3/20. 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.
lun. 4/205:50 pm
ILM
- STL
1 stop6h 46m
Delta
lun. 4/276:50 pm
STL
- ILM
1 stop4h 09m
Delta
Deal found 3/20![Delta logo]()
$375
This United Airlines deal was found by Cheapflights users on 3/20. 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.
sáb. 4/46:00 am
ILM
- STL
1 stop5h 56m
United Airlines
mié. 4/87:45 am
STL
- ILM
2 stops7h 45m
United Airlines
Deal found 3/20![United Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
vie. 4/172:08 pm
ILM
- STL
1 stop10h 11m
Multiple Airlines
sáb. 4/188:17 pm
STL
- ILM
2 stops11h 38m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$383
This Delta deal was found by Cheapflights users on 3/23. 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.
mié. 4/1512:08 pm
ILM
- STL
1 stop8h 18m
Delta
lun. 4/204:41 pm
STL
- ILM
1 stop6h 18m
Delta
Deal found 3/23![Delta logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
jue. 4/165:01 pm
ILM
- STL
1 stop7h 18m
Multiple Airlines
sáb. 4/188:17 pm
STL
- ILM
2 stops11h 38m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$409
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 marzo 24, 2026.
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 marzo 24, 2026.
This Delta deal was found by Cheapflights users on 3/19. 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.
mié. 4/297:00 am
ILM
- STL
1 stop6h 05m
Delta
mié. 5/66:00 am
STL
- ILM
1 stop6h 38m
Delta
Deal found 3/19![Delta logo]()
$241
This American Airlines deal was found by Cheapflights users on 3/20. 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.
vie. 4/1712:40 pm
ILM
- STL
1 stop5h 01m
American Airlines
dom. 4/197:00 am
STL
- ILM
1 stop6h 13m
American Airlines
Deal found 3/20![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 3/21. 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.
sáb. 4/46:00 am
ILM
- STL
1 stop5h 56m
United Airlines
mié. 4/87:45 am
STL
- ILM
2 stops7h 45m
United Airlines
Deal found 3/21![United Airlines logo]()
$427
This Delta deal was found by Cheapflights users on 3/20. 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.
lun. 4/205:50 pm
ILM
- STL
1 stop6h 46m
Delta
lun. 4/276:50 pm
STL
- ILM
1 stop4h 09m
Delta
Deal found 3/20![Delta logo]()
$375
This United Airlines deal was found by Cheapflights users on 3/20. 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.
jue. 6/254:05 pm
ILM
- STL
1 stop6h 21m
United Airlines
mar. 6/3011:25 am
STL
- ILM
2 stops11h 19m
United Airlines
Deal found 3/20![United Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 3/23. 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.
mié. 4/1512:08 pm
ILM
- STL
1 stop8h 18m
Delta
lun. 4/204:41 pm
STL
- ILM
1 stop6h 18m
Delta
Deal found 3/23![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 3/23. 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.
jue. 4/165:50 pm
ILM
- STL
1 stop4h 29m
Delta
sáb. 4/189:31 am
STL
- ILM
1 stop5h 02m
Delta
Deal found 3/23![Delta logo]()
$447
This United Airlines deal was found by Cheapflights users on 3/23. 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.
mié. 6/174:05 pm
ILM
- STL
1 stop6h 11m
United Airlines
sáb. 6/209:23 am
STL
- ILM
2 stops13h 21m
United Airlines
Deal found 3/23![United Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 3/23. 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.
vie. 4/175:50 pm
ILM
- STL
1 stop4h 29m
Delta
sáb. 4/189:31 am
STL
- ILM
1 stop5h 02m
Delta
Deal found 3/23![Delta logo]()
$447
This United Airlines deal was found by Cheapflights users on 3/23. 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.
jue. 4/96:00 am
ILM
- STL
2 stops9h 24m
United Airlines
sáb. 4/116:30 am
STL
- ILM
2 stops9h 06m
United Airlines
Deal found 3/23![United Airlines logo]()
$580
Last-minute flights from Wilmington to St. LouisDiscover last-minute flight deals from Wilmington to St. Louis. Data last updated marzo 24, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to St. Louis. Data last updated marzo 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/20. 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.
sáb. 4/44:30 pm
ILM
- STL
1 stop5h 36m
Delta
mié. 4/85:21 pm
STL
- ILM
1 stop5h 38m
Delta
Deal found 3/20![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 3/20. 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.
sáb. 4/46:00 am
ILM
- STL
1 stop5h 56m
United Airlines
mié. 4/87:45 am
STL
- ILM
2 stops7h 45m
United Airlines
Deal found 3/20![United Airlines logo]()
$382
This American Airlines deal was found by Cheapflights users on 3/23. 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.
mar. 4/73:27 pm
ILM
- STL
2 stops7h 52m
American Airlines
sáb. 4/117:00 am
STL
- ILM
1 stop6h 13m
American Airlines
Deal found 3/23![American Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 3/23. 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.
jue. 4/93:03 pm
ILM
- STL
1 stop5h 26m
American Airlines
sáb. 4/117:00 am
STL
- ILM
1 stop4h 35m
American Airlines
Deal found 3/23![American Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 3/23. 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.
mié. 4/1512:08 pm
ILM
- STL
1 stop8h 18m
Delta
lun. 4/204:41 pm
STL
- ILM
1 stop6h 18m
Delta
Deal found 3/23![Delta logo]()
$401
This Delta deal was found by Cheapflights users on 3/22. 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.
jue. 4/165:50 pm
ILM
- STL
1 stop4h 29m
Delta
mié. 4/2212:45 pm
STL
- ILM
1 stop7h 40m
Delta
Deal found 3/22![Delta logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
jue. 4/165:01 pm
ILM
- STL
1 stop7h 18m
Multiple Airlines
sáb. 4/188:17 pm
STL
- ILM
2 stops11h 38m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
vie. 4/172:08 pm
ILM
- STL
1 stop10h 11m
Multiple Airlines
sáb. 4/188:17 pm
STL
- ILM
2 stops11h 38m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 3/19. 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.
vie. 4/173:08 pm
ILM
- STL
1 stop3h 56m
American Airlines
dom. 4/197:12 am
STL
- ILM
1 stop7h 54m
American Airlines
Deal found 3/19![American Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 3/20. 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.
lun. 4/205:50 pm
ILM
- STL
1 stop6h 46m
Delta
lun. 4/276:50 pm
STL
- ILM
1 stop4h 09m
Delta
Deal found 3/20![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 3/20. 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.
mié. 4/295:50 pm
ILM
- STL
1 stop6h 46m
Delta
mié. 5/612:45 pm
STL
- ILM
1 stop7h 42m
Delta
Deal found 3/20![Delta logo]()
$241
One-way flights from Wilmington to St. LouisSearch for one-way flight options from Wilmington to St. Louis. Find affordable one-way fares based on user searches. Data last updated marzo 24, 2026.
Search for one-way flight options from Wilmington to St. Louis. Find affordable one-way fares based on user searches. Data last updated marzo 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
jue. 4/232:25 pm
ILM
- STL
3 stops33h 54m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
jue. 4/95:01 pm
ILM
- STL
2 stops17h 47m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$230
This United Airlines deal was found by Cheapflights users on 3/22. 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.
mié. 4/156:00 am
ILM
- STL
2 stops13h 11m
United Airlines
Deal found 3/22![United Airlines logo]()
$305
This United Airlines deal was found by Cheapflights users on 3/20. 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.
dom. 5/244:03 pm
ILM
- STL
1 stop6h 13m
United Airlines
Deal found 3/20![United Airlines logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
lun. 4/62:08 pm
ILM
- STL
2 stops21h 22m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$345
Find 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 marzo 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $241 (American Airlines) |
One-way from | $189 (Kiwi.com) |
Popular in | November |
Cheapest in | February |
Average price | $331 |
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 marzo 24, 2026.
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
Cheapest round-trip
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
mié. 4/29
7:00 am-12:05 pm
1 stop6h 05m
Lambert-St Louis
mié. 5/6
6:00 am-1:38 pm
1 stop6h 38m
$241
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
lun. 4/20
5:50 pm-11:36 pm
1 stop6h 46m
Lambert-St Louis
lun. 4/27
6:50 pm-11:59 pm
1 stop4h 09m
$375
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
mié. 4/15
12:08 pm-7:26 pm
1 stop8h 18m
Lambert-St Louis
lun. 4/20
4:41 pm-11:59 pm
1 stop6h 18m
$401
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
vie. 4/17
12:40 pm-4:41 pm
1 stop5h 01m
Lambert-St Louis
dom. 4/19
7:00 am-2:13 pm
1 stop6h 13m
$411
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
sáb. 4/4
6:00 am-10:56 am
1 stop5h 56m
Lambert-St Louis
mié. 4/8
7:45 am-4:30 pm
2 stops7h 45m
$427
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
jue. 6/25
4:05 pm-9:26 pm
1 stop6h 21m
Lambert-St Louis
mar. 6/30
11:25 am-11:44 pm
2 stops11h 19m
$430
Quickest round-trip
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
jue. 4/16
5:50 pm-9:19 pm
1 stop4h 29m
Lambert-St Louis
sáb. 4/18
9:31 am-3:33 pm
1 stop5h 02m
$447
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
vie. 4/17
5:50 pm-9:19 pm
1 stop4h 29m
Lambert-St Louis
sáb. 4/18
9:31 am-3:33 pm
1 stop5h 02m
$447
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
mié. 6/17
4:05 pm-9:16 pm
1 stop6h 11m
Lambert-St Louis
sáb. 6/20
9:23 am-11:44 pm
2 stops13h 21m
$497
WilmingtonSt. Louis
ILM - STL
ILMSTL
Wilmington New Hanover County
jue. 4/9
6:00 am-2:24 pm
2 stops9h 24m
Lambert-St Louis
sáb. 4/11
6:30 am-4:36 pm
2 stops9h 06m
$580
Showing 1-10 of 14 resultsSorted by cheapest first
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 March.
| 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 Wilmington-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-St. Louis flight deals on Cheapflights vs. FlightHub >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 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 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.
ILM-STL
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 March is currently the most expensive (average of $312). 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 Wilmington to St. Louis?
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 marzo 24, 2026.
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.
Overall
7.9
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Food
7.2
Crew
8.5
Boarding
8.1
Comfort
7.9
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Wilmington
Popular flights
St. Louis flight routes
Alternative routes for Wilmington to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Wilmington to St. Louis by cabin class
Find flights from Wilmington to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Wilmington and St. Louis flights
Browse other Wilmington and St. Louis flight options. Last updated on marzo 24, 2026.
Other flights from Wilmington
Browse through other flights departing from Wilmington. Flights are based on user searches made on Cheapflights and were last updated on marzo 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on marzo 24, 2026.
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 marzo 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$267 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$345 | FlexibilityNo cancel fee | On-timeN/A |