$383+ Cheap flights from Ontario to Wilmington (ONT - 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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ILM
Nov 8 — Nov 151
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
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One-way
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 October 9, 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 October 9, 2026.
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:52 am -
2 stops17h 52m
Mon 11/98:21 pm -
3 stops23h 00m
Deal found 10/7![Multiple Airlines logo]()
$459
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:52 am -
2 stops17h 52m
Mon 11/28:21 pm -
3 stops23h 00m
Deal found 10/5![Multiple Airlines logo]()
$464
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:16 pm -
1 stop6h 40m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$489
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:05 pm -
1 stop7h 31m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$512
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 11/310:30 pm -
1 stop8h 18m
Sat 11/73:35 pm -
1 stop9h 37m
Deal found 10/7![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/77:00 am -
2 stops13h 44m
Sat 11/146:00 am -
2 stops15h 47m
Deal found 10/6![United Airlines logo]()
$539
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:35 pm -
3 stops20h 01m
Sun 11/159:30 am -
3 stops28h 05m
Deal found 10/5![Multiple Airlines logo]()
$553
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:16 pm -
1 stop6h 40m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$558
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 October 9, 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 October 9, 2026.
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Wed 1/66:00 am -
2 stops14h 58m
Sat 1/96:00 am -
2 stops15h 50m
Deal found 10/4![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:16 pm -
1 stop6h 40m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$558
This Mytrip deal was found by Cheapflights users on 10/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:52 am -
3 stops23h 51m
Sun 11/159:30 am -
2 stops12h 38m
Deal found 10/8![Multiple Airlines logo]()
$568
This American Airlines deal was found by Cheapflights users on 10/4. 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.
Tue 12/86:30 am -
2 stops11h 57m
Sat 12/123:29 pm -
1 stop9h 38m
Deal found 10/4![American Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/56:00 am -
2 stops14h 58m
Tue 2/912:20 pm -
2 stops12h 55m
Deal found 10/5![United Airlines logo]()
$539
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:07 pm -
3 stops16h 46m
Mon 11/28:21 pm -
3 stops30h 30m
Deal found 10/7![Multiple Airlines logo]()
$582
This Delta deal was found by Cheapflights users on 10/7. 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 11/1911:10 pm -
1 stop7h 26m
Sun 11/222:28 pm -
1 stop9h 16m
Deal found 10/7![Delta logo]()
$652
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/206:00 am -
2 stops13h 59m
Sat 10/244:00 pm -
1 stop7h 58m
Deal found 10/5![United Airlines logo]()
$614
Last-minute flights from Ontario to WilmingtonDiscover last-minute flight deals from Ontario to Wilmington. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Wilmington. Data last updated October 9, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:52 am -
2 stops17h 52m
Mon 11/98:21 pm -
3 stops23h 00m
Deal found 10/7![Multiple Airlines logo]()
$459
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2811:52 am -
2 stops17h 52m
Mon 11/28:21 pm -
3 stops23h 00m
Deal found 10/5![Multiple Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 11/310:30 pm -
1 stop8h 18m
Sat 11/73:35 pm -
1 stop9h 37m
Deal found 10/7![American Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:16 pm -
1 stop6h 40m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$558
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/712:16 pm -
1 stop6h 40m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/77:00 am -
2 stops13h 44m
Sat 11/146:00 am -
2 stops15h 47m
Deal found 10/6![United Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 10/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:05 pm -
1 stop7h 31m
Sat 11/146:17 am -
1 stop7h 46m
Deal found 10/6![Delta logo]()
$512
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:35 pm -
3 stops20h 01m
Sun 11/159:30 am -
3 stops28h 05m
Deal found 10/5![Multiple Airlines logo]()
$553
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 October 9, 2026.
Search for one-way flight options from Ontario to Wilmington. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Mytrip deal was found by Cheapflights users on 10/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:30 am -
3 stops33h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Multiple Airlines logo]()
$383
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:15 am -
3 stops29h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$397
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:52 am -
3 stops23h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Sat 10/245:00 am -
1 stop7h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$829
This United Airlines deal was found by Cheapflights users on 10/5. 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 11/47:00 am -
2 stops13h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$1,043
This United Airlines deal was found by Cheapflights users on 10/6. 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.
Sun 11/227:00 am -
2 stops13h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$1,054
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 10/157:00 am -
2 stops12h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$1,105
This United Airlines deal was found by Cheapflights users on 10/7. 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.
Thu 10/226:00 am -
2 stops13h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$1,153
This Kiwi.com deal was found by Cheapflights users on 10/7. 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.
Sat 10/246:02 am -
3 stops38h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$1,874
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 October 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $459 (Mytrip) |
One-way from | $383 (Mytrip) |
Popular in | November |
Cheapest in | February |
Average price | $569 |
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 7,457,451 searches. Data last updated October 9, 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 Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Thu 10/22
6:15 am-2:43 pm
3 stops29h 28m
Wilmington New Hanover County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$397
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Wed 1/6
6:00 am-11:58 pm
2 stops14h 58m
Wilmington New Hanover County
Sat 1/9
6:00 am-6:50 pm
2 stops15h 50m
$539
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Fri 2/5
6:00 am-11:58 pm
2 stops14h 58m
Wilmington New Hanover County
Tue 2/9
12:20 pm-10:15 pm
2 stops12h 55m
$539
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Fri 11/6
12:16 pm-9:56 pm
1 stop6h 40m
Wilmington New Hanover County
Sat 11/14
6:17 am-11:03 am
1 stop7h 46m
$558
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Thu 11/12
11:52 am-2:43 pm
3 stops23h 51m
Wilmington New Hanover County
Sun 11/15
9:30 am-7:08 pm
2 stops12h 38m
$568
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Tue 12/8
6:30 am-9:27 pm
2 stops11h 57m
Wilmington New Hanover County
Sat 12/12
3:29 pm-10:07 pm
1 stop9h 38m
$581
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Wed 10/28
5:07 pm-12:53 pm
3 stops16h 46m
Wilmington New Hanover County
Mon 11/2
8:21 pm-11:51 pm
3 stops30h 30m
$582
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Tue 10/20
6:00 am-10:59 pm
2 stops13h 59m
Wilmington New Hanover County
Sat 10/24
4:00 pm-8:58 pm
1 stop7h 58m
$614
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Thu 11/19
11:10 pm-9:36 am
1 stop7h 26m
Wilmington New Hanover County
Sun 11/22
2:28 pm-8:44 pm
1 stop9h 16m
$652
Quickest round-trip
OntarioWilmington
ONT Ontario - ILM Wilmington New Hanover County
ONTILM
Ontario
Sat 10/24
5:00 am-3:19 pm
1 stop7h 19m
Wilmington New Hanover County
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$829
Showing 1-10 of 13 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 October.
| 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 October 9, 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.
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Food
7.2
Overall
7.8
Boarding
8.1
Comfort
7.8
Crew
8.5
Entertainment
7.8
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
Wrightsville Beach
Topsail Beach
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.
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Ontario and Wilmington flights
Browse other Ontario and Wilmington flight options. Last updated on October 9, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Wilmington
Explore flights to Wilmington departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$329 | Average$603 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$346 | Average$559 | FlexibilityNo cancel fee | On-timeN/A |