$394+ Cheap flights from Wilmington to Ontario (ILM - ONT)
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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — ONT
May 24 — May 311
Round-trip
1 adult, Economy
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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
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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 April 24, 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 April 24, 2026.
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/103:33 pm
ILM
- ONT
1 stop10h 03m
American Airlines
Tue 6/1610:00 pm
ONT
- ILM
1 stop7h 20m
American Airlines
Deal found 4/22![American Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Wed 9/27:30 am
ILM
- ONT
2 stops13h 49m
United Airlines
Sat 9/57:00 am
ONT
- ILM
2 stops13h 50m
United Airlines
Deal found 4/19![United Airlines logo]()
$509
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
ILM
- ONT
1 stop7h 57m
Delta
Wed 5/1310:00 pm
ONT
- ILM
1 stop8h 40m
Delta
Deal found 4/24![Delta logo]()
$545
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:25 pm
ILM
- ONT
2 stops12h 15m
American Airlines
Wed 5/1310:59 am
ONT
- ILM
2 stops9h 58m
American Airlines
Deal found 4/24![American Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Tue 5/56:00 am
ILM
- ONT
2 stops14h 52m
United Airlines
Sat 5/97:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Deal found 4/20![United Airlines logo]()
$569
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 4/232:24 pm
ILM
- ONT
1 stop9h 36m
Delta
Tue 4/287:05 am
ONT
- ILM
1 stop6h 57m
Delta
Deal found 4/20![Delta logo]()
$579
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 9/296:00 am
ILM
- ONT
2 stops17h 16m
United Airlines
Tue 10/206:32 pm
ONT
- ILM
2 stops14h 31m
United Airlines
Deal found 4/22![United Airlines logo]()
$581
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 April 24, 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 April 24, 2026.
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/103:33 pm
ILM
- ONT
1 stop10h 03m
American Airlines
Tue 6/1610:00 pm
ONT
- ILM
1 stop7h 20m
American Airlines
Deal found 4/22![American Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Wed 9/27:30 am
ILM
- ONT
2 stops13h 49m
United Airlines
Sat 9/57:00 am
ONT
- ILM
2 stops13h 50m
United Airlines
Deal found 4/19![United Airlines logo]()
$509
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:25 pm
ILM
- ONT
2 stops12h 15m
American Airlines
Wed 5/1310:59 am
ONT
- ILM
2 stops9h 58m
American Airlines
Deal found 4/24![American Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Tue 5/56:00 am
ILM
- ONT
2 stops14h 52m
United Airlines
Sat 5/97:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Deal found 4/20![United Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 9/296:00 am
ILM
- ONT
2 stops17h 16m
United Airlines
Tue 10/206:32 pm
ONT
- ILM
2 stops14h 31m
United Airlines
Deal found 4/22![United Airlines logo]()
$581
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 6/146:50 am
ILM
- ONT
1 stop9h 38m
American Airlines
Sun 6/2110:00 pm
ONT
- ILM
1 stop7h 20m
American Airlines
Deal found 4/23![American Airlines logo]()
$645
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/64:05 pm
ILM
- ONT
1 stop9h 41m
United Airlines
Tue 6/96:30 am
ONT
- ILM
2 stops14h 14m
United Airlines
Deal found 4/24![United Airlines logo]()
$603
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/231:03 pm
ILM
- ONT
2 stops12h 48m
United Airlines
Sat 5/305:00 am
ONT
- ILM
1 stop7h 19m
United Airlines
Deal found 4/22![United Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 7/154:05 pm
ILM
- ONT
1 stop9h 46m
United Airlines
Wed 7/226:30 am
ONT
- ILM
2 stops14h 14m
United Airlines
Deal found 4/23![United Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 7/234:05 pm
ILM
- ONT
1 stop9h 46m
United Airlines
Sat 8/85:45 am
ONT
- ILM
2 stops14h 59m
United Airlines
Deal found 4/23![United Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 8/201:03 pm
ILM
- ONT
2 stops11h 56m
United Airlines
Thu 8/277:00 am
ONT
- ILM
2 stops13h 50m
United Airlines
Deal found 4/22![United Airlines logo]()
$685
Last-minute flights from Wilmington to OntarioDiscover last-minute flight deals from Wilmington to Ontario. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from Wilmington to Ontario. Data last updated April 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 4/232:24 pm
ILM
- ONT
1 stop9h 36m
Delta
Tue 4/287:05 am
ONT
- ILM
1 stop6h 57m
Delta
Deal found 4/20![Delta logo]()
$579
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 4/231:25 pm
ILM
- ONT
2 stops12h 11m
American Airlines
Tue 4/2811:59 pm
ONT
- ILM
2 stops9h 36m
American Airlines
Deal found 4/23![American Airlines logo]()
$590
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Tue 5/56:00 am
ILM
- ONT
2 stops14h 52m
United Airlines
Sat 5/97:00 am
ONT
- ILM
2 stops13h 44m
United Airlines
Deal found 4/20![United Airlines logo]()
$569
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
ILM
- ONT
1 stop7h 57m
Delta
Wed 5/1310:00 pm
ONT
- ILM
1 stop8h 40m
Delta
Deal found 4/24![Delta logo]()
$545
This American Airlines deal was found by Cheapflights users on 4/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:25 pm
ILM
- ONT
2 stops12h 15m
American Airlines
Wed 5/1310:59 am
ONT
- ILM
2 stops9h 58m
American Airlines
Deal found 4/24![American Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 5/126:00 am
ILM
- ONT
2 stops14h 52m
United Airlines
Sat 5/166:00 am
ONT
- ILM
2 stops14h 44m
United Airlines
Deal found 4/22![United Airlines logo]()
$743
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 5/234:05 pm
ILM
- ONT
1 stop9h 46m
United Airlines
Sat 5/305:00 am
ONT
- ILM
1 stop7h 19m
United Airlines
Deal found 4/22![United Airlines logo]()
$677
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Tue 5/264:20 pm
ILM
- ONT
1 stop9h 31m
United Airlines
Tue 6/25:45 am
ONT
- ILM
2 stops14h 59m
United Airlines
Deal found 4/21![United Airlines logo]()
$860
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 April 24, 2026.
Search for one-way flight options from Wilmington to Ontario. Find affordable one-way fares based on user searches. Data last updated April 24, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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.
Thu 8/137:00 am
ILM
- ONT
2 stops14h 01m
Delta
Deal found 4/22![Delta logo]()
$394
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Thu 6/254:05 pm
ILM
- ONT
1 stop9h 46m
United Airlines
Deal found 4/22![United Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Fri 8/147:30 am
ILM
- ONT
2 stops13h 49m
United Airlines
Deal found 4/22![United Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 4/22. 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.
Mon 8/177:00 am
ILM
- ONT
2 stops14h 01m
Delta
Deal found 4/22![Delta logo]()
$434
This Delta deal was found by Cheapflights users on 4/22. 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.
Sun 8/165:45 pm
ILM
- ONT
1 stop7h 11m
Delta
Deal found 4/22![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:08 pm
ILM
- ONT
1 stop8h 59m
American Airlines
Deal found 4/21![American Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Sat 5/96:00 am
ILM
- ONT
2 stops15h 01m
United Airlines
Deal found 4/20![United Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 4/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:00 am
ILM
- ONT
2 stops14h 52m
United Airlines
Deal found 4/24![United Airlines logo]()
$486
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:00 am
ILM
- ONT
1 stop7h 57m
Delta
Deal found 4/24![Delta logo]()
$498
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2312:50 pm
ILM
- ONT
2 stops13h 21m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$547
This Delta deal was found by Cheapflights users on 4/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/252:26 pm
ILM
- ONT
2 stops11h 15m
Delta
Deal found 4/24![Delta logo]()
$575
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 April 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $418 (American Airlines) |
One-way from | $394 (Delta) |
Popular in | March |
Cheapest in | October |
Average price | $498 |
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 2,558,603 searches. Data last updated April 24, 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 - ONT
ILMONT
Wilmington New Hanover County
Wed 6/10
3:33 pm-10:36 pm
1 stop10h 03m
Ontario
Tue 6/16
10:00 pm-8:20 am
1 stop7h 20m
$418
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Wed 9/2
7:30 am-6:19 pm
2 stops13h 49m
Ontario
Sat 9/5
7:00 am-11:50 pm
2 stops13h 50m
$509
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Sat 5/9
1:25 pm-10:40 pm
2 stops12h 15m
Ontario
Wed 5/13
10:59 am-11:57 pm
2 stops9h 58m
$555
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Tue 5/5
6:00 am-5:52 pm
2 stops14h 52m
Ontario
Sat 5/9
7:00 am-11:44 pm
2 stops13h 44m
$569
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Tue 9/29
6:00 am-8:16 pm
2 stops17h 16m
Ontario
Tue 10/20
6:32 pm-12:03 pm
2 stops14h 31m
$581
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Sat 6/6
4:05 pm-10:46 pm
1 stop9h 41m
Ontario
Tue 6/9
6:30 am-11:44 pm
2 stops14h 14m
$603
Quickest round-trip
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Sun 6/14
6:50 am-1:28 pm
1 stop9h 38m
Ontario
Sun 6/21
10:00 pm-8:20 am
1 stop7h 20m
$645
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Sat 5/23
1:03 pm-10:51 pm
2 stops12h 48m
Ontario
Sat 5/30
5:00 am-3:19 pm
1 stop7h 19m
$682
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Wed 7/15
4:05 pm-10:51 pm
1 stop9h 46m
Ontario
Wed 7/22
6:30 am-11:44 pm
2 stops14h 14m
$682
WilmingtonOntario
ILM - ONT
ILMONT
Wilmington New Hanover County
Thu 7/23
4:05 pm-10:51 pm
1 stop9h 46m
Ontario
Sat 8/8
5:45 am-11:44 pm
2 stops14h 59m
$682
Showing 1-10 of 22 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 April.
| 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-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.
Cheapflights Insights
Everything you need to know about your flight from Wilmington to Ontario
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 April 24, 2026.
Peruse reviews from past customers who have flown with Delta and 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.
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
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.
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for Wilmington to Ontario
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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 April 24, 2026.
Wilmington and Ontario flights
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Other flights from Wilmington
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Top 2 airlines flying from Wilmington to Ontario
Discover the top 2 airlines 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 2,558,603 searches. Data last updated April 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$354 | Average$498 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$368 | Average$434 | FlexibilityNo cancel fee | On-time71% |