$249+ Cheap flights from Ontario to Wilmington (ONT - ILM)
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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ILM
Apr 12 — Apr 191
Round-trip
1 adult, Economy
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Find cheap flights from Ontario 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 Ontario to Wilmington
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Best
Last-minute
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Cheapest flights from Ontario to WilmingtonExplore the most affordable flight options available from Ontario to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
Explore the most affordable flight options available from Ontario to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.
This American Airlines deal was found by Cheapflights users on 3/9. 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 5/2310:00 pm
ONT
- ILM
1 stop7h 30m
American Airlines
Tue 5/263:33 pm
ILM
- ONT
1 stop10h 03m
American Airlines
Deal found 3/9![American Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 3/10. 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 5/212:49 pm
ONT
- ILM
1 stop8h 10m
Delta
Thu 5/76:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 3/10![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:57 pm
ONT
- ILM
1 stop8h 02m
Delta
Tue 4/142:24 pm
ILM
- ONT
1 stop9h 36m
Delta
Deal found 3/7![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 3/10. 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.
Sun 4/1910:15 pm
ONT
- ILM
1 stop8h 19m
Delta
Tue 4/286:00 am
ILM
- ONT
1 stop8h 36m
Delta
Deal found 3/10![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/2110:15 pm
ONT
- ILM
2 stops20h 10m
Delta
Sat 4/254:30 pm
ILM
- ONT
1 stop7h 30m
Delta
Deal found 3/10![Delta logo]()
$457
This Delta deal was found by Cheapflights users on 3/10. 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.
Mon 5/410:15 pm
ONT
- ILM
2 stops20h 10m
Delta
Sat 5/911:52 am
ILM
- ONT
1 stop9h 44m
Delta
Deal found 3/10![Delta logo]()
$467
This Delta deal was found by Cheapflights users on 3/9. 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 5/710:00 pm
ONT
- ILM
1 stop8h 40m
Delta
Sat 5/96:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 3/9![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 5/510:15 pm
ONT
- ILM
2 stops20h 10m
Delta
Tue 5/126:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 3/10![Delta logo]()
$472
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/187:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Sat 4/256:00 am
ILM
- ONT
2 stops14h 47m
United Airlines
Deal found 3/10![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 3/10. 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 4/410:25 pm
ONT
- ILM
1 stop8h 02m
Delta
Sat 4/114:30 pm
ILM
- ONT
1 stop7h 30m
Delta
Deal found 3/10![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 3/10. 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 4/410:25 pm
ONT
- ILM
1 stop8h 02m
Delta
Fri 4/102:23 pm
ILM
- ONT
1 stop9h 37m
Delta
Deal found 3/10![Delta logo]()
$488
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- ILM
2 stops14h 44m
United Airlines
Sat 5/96:00 am
ILM
- ONT
2 stops15h 01m
United Airlines
Deal found 3/7![United Airlines logo]()
$489
Best flights from Ontario to WilmingtonDiscover carefully curated flight deals from Ontario to Wilmington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
Discover carefully curated flight deals from Ontario to Wilmington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 13, 2026.
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:00 pm
ONT
- ILM
1 stop8h 40m
Delta
Sat 6/64:46 pm
ILM
- ONT
1 stop8h 02m
Delta
Deal found 3/7![Delta logo]()
$409
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
- ILM
2 stops14h 44m
United Airlines
Sat 5/96:00 am
ILM
- ONT
2 stops15h 01m
United Airlines
Deal found 3/7![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 5/510:15 pm
ONT
- ILM
1 stop8h 19m
Delta
Tue 5/126:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 3/10![Delta logo]()
$429
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:05 am
ONT
- ILM
2 stops14h 39m
United Airlines
Sat 4/256:00 am
ILM
- ONT
2 stops14h 47m
United Airlines
Deal found 3/11![United Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/187:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Tue 4/286:00 am
ILM
- ONT
2 stops15h 02m
United Airlines
Deal found 3/10![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 3/8. 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 3/2610:25 pm
ONT
- ILM
1 stop8h 05m
Delta
Tue 3/316:00 am
ILM
- ONT
1 stop8h 47m
Delta
Deal found 3/8![Delta logo]()
$566
This Delta deal was found by Cheapflights users on 3/9. 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.
Wed 5/610:15 pm
ONT
- ILM
1 stop8h 25m
Delta
Sun 5/106:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 3/9![Delta logo]()
$594
This United Airlines deal was found by Cheapflights users on 3/9. 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 4/226:05 am
ONT
- ILM
2 stops14h 39m
United Airlines
Wed 4/296:00 am
ILM
- ONT
2 stops14h 47m
United Airlines
Deal found 3/9![United Airlines logo]()
$619
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 6/2910:59 pm
ONT
- ILM
1 stop7h 45m
Delta
Mon 7/65:45 pm
ILM
- ONT
1 stop7h 24m
Delta
Deal found 3/9![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 3/12. 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.
Sat 6/2710:59 pm
ONT
- ILM
1 stop7h 45m
Delta
Wed 7/16:00 am
ILM
- ONT
1 stop19h 09m
Delta
Deal found 3/12![Delta logo]()
$658
Last-minute flights from Ontario to WilmingtonDiscover last-minute flight deals from Ontario to Wilmington. Data last updated March 13, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Wilmington. Data last updated March 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/9. 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 3/256:00 am
ONT
- ILM
1 stop7h 31m
American Airlines
Tue 3/315:31 pm
ILM
- ONT
1 stop8h 18m
American Airlines
Deal found 3/9![American Airlines logo]()
$497
This Delta deal was found by Cheapflights users on 3/10. 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 4/410:25 pm
ONT
- ILM
1 stop8h 02m
Delta
Sat 4/114:30 pm
ILM
- ONT
1 stop7h 30m
Delta
Deal found 3/10![Delta logo]()
$487
This Delta deal was found by Cheapflights users on 3/10. 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 4/410:25 pm
ONT
- ILM
1 stop8h 02m
Delta
Fri 4/102:23 pm
ILM
- ONT
1 stop9h 37m
Delta
Deal found 3/10![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:57 pm
ONT
- ILM
1 stop8h 02m
Delta
Tue 4/142:24 pm
ILM
- ONT
1 stop9h 36m
Delta
Deal found 3/7![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 3/10. 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 4/1810:15 pm
ONT
- ILM
1 stop8h 19m
Delta
Sat 4/254:30 pm
ILM
- ONT
1 stop7h 30m
Delta
Deal found 3/10![Delta logo]()
$429
This Delta deal was found by Cheapflights users on 3/10. 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 4/1810:15 pm
ONT
- ILM
1 stop8h 19m
Delta
Tue 4/287:00 am
ILM
- ONT
2 stops14h 33m
Delta
Deal found 3/10![Delta logo]()
$472
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 4/187:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Sat 4/256:00 am
ILM
- ONT
2 stops14h 47m
United Airlines
Deal found 3/10![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 3/10. 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.
Sun 4/1910:15 pm
ONT
- ILM
1 stop8h 19m
Delta
Tue 4/286:00 am
ILM
- ONT
1 stop8h 36m
Delta
Deal found 3/10![Delta logo]()
$454
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/2110:15 pm
ONT
- ILM
2 stops20h 10m
Delta
Sat 4/254:30 pm
ILM
- ONT
1 stop7h 30m
Delta
Deal found 3/10![Delta logo]()
$457
This Delta deal was found by Cheapflights users on 3/10. 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.
Tue 4/2110:15 pm
ONT
- ILM
2 stops20h 10m
Delta
Tue 4/287:00 am
ILM
- ONT
2 stops14h 33m
Delta
Deal found 3/10![Delta logo]()
$500
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Tue 4/216:05 am
ONT
- ILM
2 stops14h 39m
United Airlines
Sat 4/256:00 am
ILM
- ONT
2 stops14h 47m
United Airlines
Deal found 3/10![United Airlines logo]()
$510
One-way flights from Ontario to WilmingtonSearch for one-way flight options from Ontario to Wilmington. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
Search for one-way flight options from Ontario to Wilmington. Find affordable one-way fares based on user searches. Data last updated March 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/172:23 pm
ONT
- ILM
3 stops39h 32m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/54:08 pm
ONT
- ILM
3 stops18h 17m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 3/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/45:45 am
ONT
- ILM
2 stops14h 59m
United Airlines
Deal found 3/12![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1710:25 pm
ONT
- ILM
1 stop8h 05m
Delta
Deal found 3/7![Delta logo]()
$441
This Delta deal was found by Cheapflights users on 3/8. 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 7/1110:59 pm
ONT
- ILM
1 stop7h 45m
Delta
Deal found 3/8![Delta logo]()
$448
This United Airlines deal was found by Cheapflights users on 3/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:00 am
ONT
- ILM
2 stops13h 13m
United Airlines
Deal found 3/11![United Airlines logo]()
$456
This American Airlines deal was found by Cheapflights users on 3/12. 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.
Sun 7/510:10 pm
ONT
- ILM
1 stop9h 28m
American Airlines
Deal found 3/12![American Airlines logo]()
$478
Find flight deals from Ontario to Wilmington
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 March 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $409 (American Airlines) |
One-way from | $249 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $668 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario 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 March 13, 2026.
Use the filters below to find and compare flights from Ontario to Wilmington that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Sat 5/30
10:00 pm-9:40 am
1 stop8h 40m
Wilmington New Hanover County
Sat 6/6
4:46 pm-9:48 pm
1 stop8h 02m
$409
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Tue 5/5
10:15 pm-9:34 am
1 stop8h 19m
Wilmington New Hanover County
Tue 5/12
6:00 am-10:57 am
1 stop7h 57m
$429
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Tue 5/5
6:00 am-11:44 pm
2 stops14h 44m
Wilmington New Hanover County
Sat 5/9
6:00 am-6:01 pm
2 stops15h 01m
$489
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Tue 4/21
6:05 am-11:44 pm
2 stops14h 39m
Wilmington New Hanover County
Sat 4/25
6:00 am-5:47 pm
2 stops14h 47m
$510
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Sat 4/18
7:00 am-11:44 pm
2 stops13h 44m
Wilmington New Hanover County
Tue 4/28
6:00 am-6:02 pm
2 stops15h 02m
$539
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Thu 3/26
10:25 pm-9:30 am
1 stop8h 05m
Wilmington New Hanover County
Tue 3/31
6:00 am-11:47 am
1 stop8h 47m
$566
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Wed 5/6
10:15 pm-9:40 am
1 stop8h 25m
Wilmington New Hanover County
Sun 5/10
6:00 am-10:57 am
1 stop7h 57m
$594
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Wed 4/22
6:05 am-11:44 pm
2 stops14h 39m
Wilmington New Hanover County
Wed 4/29
6:00 am-5:47 pm
2 stops14h 47m
$619
Quickest round-trip
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Mon 6/29
10:59 pm-9:44 am
1 stop7h 45m
Wilmington New Hanover County
Mon 7/6
5:45 pm-10:09 pm
1 stop7h 24m
$633
OntarioWilmington
ONT - ILM
ONTILM
Ontario
Sat 6/27
10:59 pm-9:44 am
1 stop7h 45m
Wilmington New Hanover County
Wed 7/1
6:00 am-10:09 pm
1 stop19h 09m
$658
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Ontario 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 Ontario to Wilmington 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 Ontario-Wilmington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Wilmington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Wilmington flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Wilmington
Have a flexible travel schedule? Discover the best time to fly to Wilmington from Ontario with our price prediction graph.
ONT-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 Ontario to Wilmington
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 March 13, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Ontario to Wilmington. 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
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Overall
7.9
Boarding
8.1
Entertainment
7.8
Comfort
7.9
Food
7.2
Crew
8.5
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Related info for your journey
Find useful and relevant information for your journey from Ontario 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
Topsail Beach
Wrightsville Beach
Kure Beach
Southport
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Ontario and Wilmington flights
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Top 2 airlines flying from Ontario to Wilmington
Discover the top 2 airlines that operate flights from Ontario 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 March 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$308 | Average$523 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$329 | Average$513 | FlexibilityNo cancel fee | On-time71% |