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Cheap flights from Ontario to Wilmington from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Wilmington departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Wilmington

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:05 am - 11:57 pm
ONT
-
ILM
15h 52m2 stops
United Airlines Logo
6:00 am - 8:58 pm
ILM
-
ONT
17h 58m2 stops
$538United Airlines
Tue, Jan 27 - Wed, Jan 28
United Airlines Logo
8:00 am - 11:57 pm
ONT
-
ILM
12h 57m2 stops
United Airlines Logo
4:26 pm - 12:47 pm
ILM
-
ONT
23h 21m2 stops
$588United Airlines
Tue, Jan 6 - Sat, Jan 10
United Airlines Logo
6:10 am - 11:44 pm
ONT
-
ILM
14h 34m2 stops
United Airlines Logo
6:00 am - 5:43 pm
ILM
-
ONT
14h 43m2 stops
$607United Airlines
Thu, Jan 1 - Wed, Jan 21
American Airlines Logo
6:22 am - 10:57 pm
ONT
-
ILM
13h 35m2 stops
American Airlines Logo
5:51 pm - 10:48 pm
ILM
-
ONT
7h 57m1 stop
$669American Airlines
Tue, Jan 27 - Thu, Jan 29
American Airlines Logo
6:22 am - 10:57 pm
ONT
-
ILM
13h 35m2 stops
American Airlines Logo
2:00 pm - 10:13 pm
ILM
-
ONT
11h 13m2 stops
$674American Airlines
Tue, Jan 27 - Thu, Jan 29
Delta Logo
12:41 pm - 11:51 pm
ONT
-
ILM
8h 10m1 stop
Delta Logo
2:32 pm - 9:05 pm
ILM
-
ONT
9h 33m1 stop
$685Delta
Tue, Jan 27 - Thu, Jan 29
United Airlines Logo
6:10 am - 11:44 pm
ONT
-
ILM
14h 34m2 stops
United Airlines Logo
6:00 am - 8:58 pm
ILM
-
ONT
17h 58m2 stops
$741United Airlines
Thu, Jan 1 - Thu, Jan 8
United Airlines Logo
1:24 pm - 11:57 pm
ONT
-
ILM
31h 33m2 stops
United Airlines Logo
4:26 pm - 12:47 pm
ILM
-
ONT
23h 21m2 stops
$746United Airlines
Wed, Feb 4 - Sat, Feb 7
United Airlines Logo
1:24 pm - 11:57 pm
ONT
-
ILM
31h 33m2 stops
United Airlines Logo
4:26 pm - 8:58 pm
ILM
-
ONT
31h 32m2 stops
$764United Airlines
Wed, Feb 4 - Sat, Feb 7
United Airlines Logo
1:24 pm - 11:57 pm
ONT
-
ILM
31h 33m2 stops
United Airlines Logo
4:26 pm - 12:47 pm
ILM
-
ONT
23h 21m2 stops
$816United Airlines
Wed, Feb 4 - Sat, Feb 7

American Airlines flights from Ontario to Wilmington

Our best American Airlines deals on Ontario to Wilmington flight tickets
American Airlines
Dec 25
ONT12:45 pmOntario
6h 26m
1 stop
ILM10:11 pmWilmington New Hanover County
Dec 31
ILM5:01 amWilmington New Hanover County
11h 51m
2 stops
ONT1:52 pmOntario
$394
Find similar
American Airlines
Dec 25
ONT6:20 amOntario
12h 51m
2 stops
ILM10:11 pmWilmington New Hanover County
Dec 31
ILM5:01 amWilmington New Hanover County
11h 51m
2 stops
ONT1:52 pmOntario
$399
Find similar
American Airlines
Dec 20
ONT7:18 pmOntario
10h 18m
2 stops
ILM8:36 amWilmington New Hanover County
Jan 1
ILM4:10 pmWilmington New Hanover County
7h 48m
1 stop
ONT8:58 pmOntario
$434
Find similar

Delta flights from Ontario to Wilmington

Our best Delta deals on Ontario to Wilmington flight tickets
Delta
Dec 25
ONT11:15 amOntario
6h 28m
1 stop
ILM8:43 pmWilmington New Hanover County
Jan 1
ILM12:30 pmWilmington New Hanover County
10h 20m
1 stop
ONT7:50 pmOntario
$404
Find similar
Delta
Dec 22
ONT7:05 amOntario
6h 38m
1 stop
ILM4:43 pmWilmington New Hanover County
Jan 1
ILM12:30 pmWilmington New Hanover County
10h 20m
1 stop
ONT7:50 pmOntario
$484
Find similar
Delta
Dec 25
ONT11:15 amOntario
6h 28m
1 stop
ILM8:43 pmWilmington New Hanover County
Jan 2
ILM5:31 pmWilmington New Hanover County
8h 52m
1 stop
ONT11:23 pmOntario
$574
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
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

Price

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 1/27

5:05 am-11:57 pm

2 stops15h 52m

Wilmington New Hanover County

Wed 1/28

6:00 am-8:58 pm

2 stops17h 58m

$538

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 1/6

8:00 am-11:57 pm

2 stops12h 57m

Wilmington New Hanover County

Sat 1/10

4:26 pm-12:47 pm

2 stops23h 21m

$588

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Thu 1/1

6:10 am-11:44 pm

2 stops14h 34m

Wilmington New Hanover County

Wed 1/21

6:00 am-5:43 pm

2 stops14h 43m

$607

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 1/27

6:22 am-10:57 pm

2 stops13h 35m

Wilmington New Hanover County

Thu 1/29

5:51 pm-10:48 pm

1 stop7h 57m

$669

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 1/27

6:22 am-10:57 pm

2 stops13h 35m

Wilmington New Hanover County

Thu 1/29

2:00 pm-10:13 pm

2 stops11h 13m

$674

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 1/27

12:41 pm-11:51 pm

1 stop8h 10m

Wilmington New Hanover County

Thu 1/29

2:32 pm-9:05 pm

1 stop9h 33m

$685

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Thu 1/1

6:10 am-11:44 pm

2 stops14h 34m

Wilmington New Hanover County

Thu 1/8

6:00 am-8:58 pm

2 stops17h 58m

$741

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 2/4

1:24 pm-11:57 pm

2 stops31h 33m

Wilmington New Hanover County

Sat 2/7

4:26 pm-12:47 pm

2 stops23h 21m

$746

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 2/4

1:24 pm-11:57 pm

2 stops31h 33m

Wilmington New Hanover County

Sat 2/7

4:26 pm-8:58 pm

2 stops31h 32m

$764

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 2/4

1:24 pm-11:57 pm

2 stops31h 33m

Wilmington New Hanover County

Sat 2/7

4:26 pm-12:47 pm

2 stops23h 21m

$816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Wilmington from

How to get the cheapest flight ticket from Ontario to Wilmington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Wilmington?

The cheapest day to depart on your flight to Wilmington is on a Wednesday when prices can be found for as low as $463. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $714. These prices are subject to change though, so be sure to set up a Price Alert for flights to Wilmington.

What is the cheapest time of day to depart on your flight to Wilmington?

Our most recent data shows that the best time of day to fly to Wilmington is at noon. Flights from Ontario to Wilmington during this time can be as low as $478. Flights in the morning are often more expensive with an average ticket price of $553.

Can stopping save me money on Ontario to Wilmington flights?

You could potentially save up to 2% on your flight if you consider stops on a Ontario to Wilmington flight.

When to book flights from Ontario to Wilmington

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Wilmington according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Wilmington (ONT to ILM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Wilmington

Fastest flight time

7h 45m

Direct flights

None
The fastest flight from Ontario to Wilmington takes 7h 45m
There are no direct flights from Ontario to Wilmington. There are no popular flight routes from Ontario to Wilmington.
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  • How far is Ontario to Wilmington New Hanover County by plane?

    Wilmington New Hanover County is 2257.7 mi away from Ontario. 7h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Ontario Airport to Wilmington New Hanover County Airport?

    Prices for flights from Ontario Airport to Wilmington New Hanover County Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Wilmington New Hanover County Airport?

  • How old do you have to be to fly from Ontario Airport to Wilmington New Hanover County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Wilmington New Hanover County Airport.

  • What documentation or ID do you need to fly to Wilmington New Hanover County Airport?

    The travel and health documents required for your trip to Wilmington New Hanover County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Wilmington New Hanover County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Wilmington?

Best airlines flying from Ontario to Wilmington

Compare and see reviews for airlines that fly from Ontario to Wilmington with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $308Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $338Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Traveling to a place near Wilmington?

Book flights to Wilmington if you plan to visit one of these locations
Carolina Beach
Kure Beach
Wrightsville Beach
Southport
Bald Head Island
Topsail Beach
Holden Beach

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Wilmington?

Finding the right flight to Wilmington from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Wilmington quick and easy, saving you time and money.

Can I find flights from Ontario to Wilmington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Wilmington flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Wilmington?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Wilmington.

I’m not ready to book a flight from Ontario to Wilmington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Wilmington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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