$258+ Cheap flights from Wilmington to Ontario (ILM - ONT)
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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — ONT
Oct 30 — Nov 61
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Wilmington to Ontario 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 Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Wilmington to OntarioExplore the most affordable flight options available from Wilmington to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
Explore the most affordable flight options available from Wilmington to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2026.
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/45:26 pm -
1 stop7h 46m
Wed 11/1112:42 pm -
1 stop7h 04m
Deal found 9/30![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/316:00 am -
2 stops15h 47m
Sat 11/77:00 am -
2 stops13h 44m
Deal found 9/25![United Airlines logo]()
$539
This Mytrip deal was found by Cheapflights users on 9/26. 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 11/52:20 pm -
3 stops23h 22m
Thu 11/1211:52 am -
3 stops23h 51m
Deal found 9/26![Multiple Airlines logo]()
$542
This Delta deal was found by Cheapflights users on 9/29. 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 10/286:20 am -
1 stop7h 46m
Mon 11/212:16 pm -
1 stop6h 40m
Deal found 9/29![Delta logo]()
$576
This Delta deal was found by Cheapflights users on 9/25. 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 10/92:24 pm -
1 stop6h 58m
Sun 10/1811:15 pm -
1 stop7h 22m
Deal found 9/25![Delta logo]()
$637
This American Airlines deal was found by Cheapflights users on 9/27. 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 10/14:24 pm -
1 stop7h 45m
Tue 10/610:10 pm -
1 stop7h 16m
Deal found 9/27![American Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/112:45 pm -
2 stops12h 14m
Tue 10/66:00 am -
2 stops13h 59m
Deal found 9/27![United Airlines logo]()
$654
This Delta deal was found by Cheapflights users on 9/25. 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 10/92:24 pm -
1 stop6h 58m
Fri 10/1611:19 pm -
1 stop9h 35m
Deal found 9/25![Delta logo]()
$657
This Delta deal was found by Cheapflights users on 9/25. 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 10/85:49 pm -
1 stop7h 05m
Mon 10/1911:08 pm -
1 stop7h 29m
Deal found 9/25![Delta logo]()
$665
Best flights from Wilmington to OntarioDiscover carefully curated flight deals from Wilmington to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
Discover carefully curated flight deals from Wilmington to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 30, 2026.
This United Airlines deal was found by Cheapflights users on 9/27. 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 1/196:00 am -
2 stops14h 47m
Tue 1/266:53 pm -
2 stops13h 40m
Deal found 9/27![United Airlines logo]()
$539
This American Airlines deal was found by Cheapflights users on 9/27. 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 1/198:00 am -
2 stops13h 51m
Tue 1/2610:38 am -
1 stop9h 11m
Deal found 9/27![American Airlines logo]()
$581
This Delta deal was found by Cheapflights users on 9/25. 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 10/1012:40 pm -
1 stop9h 50m
Thu 10/2211:15 pm -
1 stop7h 22m
Deal found 9/25![Delta logo]()
$637
This United Airlines deal was found by Cheapflights users on 9/28. 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 2/312:14 pm -
2 stops12h 26m
Sat 2/66:00 am -
2 stops14h 59m
Deal found 9/28![United Airlines logo]()
$610
This American Airlines deal was found by Cheapflights users on 9/28. 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 3/36:00 am -
2 stops10h 32m
Sun 3/710:40 pm -
1 stop8h 53m
Deal found 9/28![American Airlines logo]()
$634
This Delta deal was found by Cheapflights users on 9/25. 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 10/1012:40 pm -
1 stop9h 50m
Sun 10/1811:15 pm -
1 stop7h 22m
Deal found 9/25![Delta logo]()
$637
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/45:26 pm -
2 stops9h 20m
Wed 11/116:30 am -
2 stops12h 01m
Deal found 9/30![American Airlines logo]()
$650
Last-minute flights from Wilmington to OntarioDiscover last-minute flight deals from Wilmington to Ontario. Data last updated September 30, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to Ontario. Data last updated September 30, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/27. 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 10/14:24 pm -
1 stop7h 45m
Tue 10/610:10 pm -
1 stop7h 16m
Deal found 9/27![American Airlines logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/112:45 pm -
2 stops12h 14m
Tue 10/66:00 am -
2 stops13h 59m
Deal found 9/27![United Airlines logo]()
$654
This Delta deal was found by Cheapflights users on 9/25. 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 10/85:49 pm -
1 stop7h 05m
Mon 10/1911:08 pm -
1 stop7h 29m
Deal found 9/25![Delta logo]()
$665
This Delta deal was found by Cheapflights users on 9/25. 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 10/85:49 pm -
1 stop7h 05m
Fri 10/1611:19 pm -
1 stop9h 35m
Deal found 9/25![Delta logo]()
$685
This Delta deal was found by Cheapflights users on 9/25. 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 10/92:24 pm -
1 stop6h 58m
Sun 10/1811:15 pm -
1 stop7h 22m
Deal found 9/25![Delta logo]()
$637
This Delta deal was found by Cheapflights users on 9/25. 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 10/92:24 pm -
1 stop6h 58m
Fri 10/1611:19 pm -
1 stop9h 35m
Deal found 9/25![Delta logo]()
$657
This Delta deal was found by Cheapflights users on 9/25. 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 10/136:20 am -
1 stop7h 46m
Thu 10/2211:15 pm -
1 stop7h 22m
Deal found 9/25![Delta logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/146:00 am -
2 stops12h 22m
Sat 10/175:00 am -
1 stop7h 19m
Deal found 9/28![United Airlines logo]()
$750
This Delta deal was found by Cheapflights users on 9/29. 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 10/286:20 am -
1 stop7h 46m
Mon 11/212:16 pm -
1 stop6h 40m
Deal found 9/29![Delta logo]()
$576
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/286:00 am -
2 stops15h 47m
Mon 11/25:00 am -
2 stops27h 22m
Deal found 9/29![United Airlines logo]()
$673
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/316:00 am -
2 stops15h 47m
Sat 11/77:00 am -
2 stops13h 44m
Deal found 9/25![United Airlines logo]()
$539
One-way flights from Wilmington to OntarioSearch for one-way flight options from Wilmington to Ontario. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
Search for one-way flight options from Wilmington to Ontario. Find affordable one-way fares based on user searches. Data last updated September 30, 2026.
This Mytrip deal was found by Cheapflights users on 9/30. 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 11/159:30 am -
3 stops28h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$258
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/286:00 am -
2 stops12h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 9/30. 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 11/156:17 am -
1 stop7h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Delta logo]()
$443
This Delta deal was found by Cheapflights users on 9/28. 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 10/216:20 am -
1 stop7h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Delta logo]()
$473
This Delta deal was found by Cheapflights users on 9/29. 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 10/146:20 am -
1 stop7h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Delta logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/146:00 am -
2 stops12h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/216:00 am -
2 stops19h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 9/26. 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 3/136:00 am -
2 stops14h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![United Airlines logo]()
$584
Find flight deals from Wilmington to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to Ontario (ONT). 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 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $489 (Delta) |
One-way from | $258 (Mytrip) |
Popular in | December |
Cheapest in | January |
Average price | $508 |
Cheapflights Fare Finder
Customize your flight search to find flights from Wilmington to Ontario 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 30, 2026.
Use the filters below to find and compare flights from Wilmington to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Sun 11/15
9:30 am-10:35 am
3 stops28h 05m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$258
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Wed 10/28
6:00 am-3:33 pm
2 stops12h 33m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$394
Quickest round-trip
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Sun 11/15
6:17 am-11:03 am
1 stop7h 46m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$443
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Wed 10/21
6:20 am-11:06 am
1 stop7h 46m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$473
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Wed 10/28
6:20 am-11:06 am
1 stop7h 46m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$473
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Wed 10/14
6:20 am-11:06 am
1 stop7h 46m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$476
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Tue 1/19
6:00 am-5:47 pm
2 stops14h 47m
Ontario
Tue 1/26
6:53 pm-11:33 am
2 stops13h 40m
$539
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Tue 1/19
8:00 am-6:51 pm
2 stops13h 51m
Ontario
Tue 1/26
10:38 am-10:49 pm
1 stop9h 11m
$581
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Sat 3/13
6:00 am-5:47 pm
2 stops14h 47m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$584
WilmingtonOntario
ILM Wilmington New Hanover County - ONT Ontario
ILMONT
Wilmington New Hanover County
Wed 2/3
12:14 pm-9:40 pm
2 stops12h 26m
Ontario
Sat 2/6
6:00 am-11:59 pm
2 stops14h 59m
$610
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Wilmington to Ontario
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 Ontario in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Wilmington-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Wilmington-Ontario 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-Ontario 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 Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Wilmington with our price prediction graph.
ILM-ONT
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.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated September 30, 2026.
Peruse reviews from past customers who have flown with American Airlines from Wilmington to Ontario 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.
Entertainment
6.8
Crew
7.9
Boarding
7.4
Overall
7.0
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Entertainment
6.8
Crew
7.9
Boarding
7.4
Overall
7.0
Food
6.4
Comfort
7.2
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Related info for your journey
Find useful and relevant information for your journey from Wilmington to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Ontario flight routes
Other flight options
Other flights from Wilmington
Popular flights
Alternative routes for Wilmington to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Wilmington to Ontario by cabin class
Find flights from Wilmington to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 30, 2026.
Wilmington and Ontario flights
Browse other Wilmington and Ontario flight options. Last updated on September 30, 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 September 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Wilmington to Ontario
Discover the top airline that operate flights from Wilmington to Ontario. 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$368 | Average$544 | FlexibilityNo cancel fee | On-time71% |