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Cheap flights from Ontario to Wilmington from $394

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Wilmington departing on 8/5. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Wilmington

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 11:44 pm
ONT
-
ILM
14h 14m
2 stops
United Airlines Logo
4:15 pm - 8:52 pm
ILM
-
ONT
7h 37m
1 stop
$394United Airlines
Wed, Aug 5 - Sat, Aug 15
American Airlines Logo
10:00 pm - 8:30 am
ONT
-
ILM
7h 30m
1 stop
American Airlines Logo
3:33 pm - 10:36 pm
ILM
-
ONT
10h 03m
1 stop
$407American Airlines
Sat, May 23 - Tue, May 26
American Airlines Logo
11:59 pm - 2:03 pm
ONT
-
ILM
11h 04m
2 stops
American Airlines Logo
7:46 am - 1:53 pm
ILM
-
ONT
9h 07m
1 stop
$412American Airlines
Sat, Aug 8 - Sat, Aug 15
American Airlines Logo
10:00 pm - 8:20 am
ONT
-
ILM
7h 20m
1 stop
American Airlines Logo
6:09 pm - 10:36 pm
ILM
-
ONT
7h 27m
1 stop
$418American Airlines
Sun, May 24 - Sat, May 30
Delta Logo
5:24 pm - 9:41 am
ONT
-
ILM
13h 17m
2 stops
Delta Logo
6:45 am - 10:40 am
ILM
-
ONT
6h 55m
1 stop
$448Delta
Tue, Jun 30 - Sat, Jul 4
Delta Logo
5:24 pm - 9:41 am
ONT
-
ILM
13h 17m
2 stops
Delta Logo
6:45 am - 4:42 pm
ILM
-
ONT
12h 57m
2 stops
$453Delta
Tue, Jun 30 - Sat, Jul 4
Delta Logo
11:48 am - 11:00 pm
ONT
-
ILM
8h 12m
1 stop
Delta Logo
5:45 pm - 9:56 pm
ILM
-
ONT
7h 11m
1 stop
$461Delta
Tue, Aug 4 - Thu, Aug 13
Delta Logo
10:00 pm - 9:40 am
ONT
-
ILM
8h 40m
1 stop
Delta Logo
6:00 am - 11:04 am
ILM
-
ONT
8h 04m
1 stop
$473Delta
Tue, Aug 4 - Sat, Aug 15
American Airlines Logo
10:00 pm - 8:30 am
ONT
-
ILM
7h 30m
1 stop
American Airlines Logo
4:23 pm - 10:36 pm
ILM
-
ONT
9h 13m
1 stop
$476American Airlines
Sat, May 23 - Tue, May 26
Delta Logo
5:16 pm - 9:40 am
ONT
-
ILM
13h 24m
2 stops
Delta Logo
11:45 am - 6:01 pm
ILM
-
ONT
9h 16m
1 stop
$478Delta
Wed, Aug 5 - Sat, Aug 15

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American Airlines flights from Ontario to Wilmington

Our best American Airlines deals on Ontario to Wilmington flight tickets
American Airlines
May 23
ONT10:00 pmOntario
7h 30m
1 stop
ILM8:30 amWilmington New Hanover County
May 26
ILM3:33 pmWilmington New Hanover County
10h 03m
1 stop
ONT10:36 pmOntario
$407
American Airlines
Aug 8
ONT11:59 pmOntario
11h 04m
2 stops
ILM2:03 pmWilmington New Hanover County
Aug 15
ILM7:46 amWilmington New Hanover County
9h 07m
1 stop
ONT1:53 pmOntario
$412
American Airlines
May 24
ONT10:00 pmOntario
7h 20m
1 stop
ILM8:20 amWilmington New Hanover County
May 30
ILM6:09 pmWilmington New Hanover County
7h 27m
1 stop
ONT10:36 pmOntario
$418

United Airlines flights from Ontario to Wilmington

Our best United Airlines deals on Ontario to Wilmington flight tickets
United Airlines
Aug 5
ONT6:30 amOntario
14h 14m
2 stops
ILM11:44 pmWilmington New Hanover County
Aug 15
ILM4:15 pmWilmington New Hanover County
7h 37m
1 stop
ONT8:52 pmOntario
$394
United Airlines
Aug 22
ONT5:00 amOntario
7h 30m
1 stop
ILM3:30 pmWilmington New Hanover County
Aug 26
ILM1:03 pmWilmington New Hanover County
11h 56m
2 stops
ONT9:59 pmOntario
$504
United Airlines
Aug 22
ONT5:45 amOntario
15h 05m
2 stops
ILM11:50 pmWilmington New Hanover County
Aug 26
ILM1:03 pmWilmington New Hanover County
11h 56m
2 stops
ONT9:59 pmOntario
$509

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 April 26, 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

Price

Cheapest round-trip

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 8/5

6:30 am-11:44 pm

2 stops14h 14m

Wilmington New Hanover County

Sat 8/15

4:15 pm-8:52 pm

1 stop7h 37m

$394

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 5/23

10:00 pm-8:30 am

1 stop7h 30m

Wilmington New Hanover County

Tue 5/26

3:33 pm-10:36 pm

1 stop10h 03m

$407

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 8/8

11:59 pm-2:03 pm

2 stops11h 04m

Wilmington New Hanover County

Sat 8/15

7:46 am-1:53 pm

1 stop9h 07m

$412
Quickest round-trip

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sun 5/24

10:00 pm-8:20 am

1 stop7h 20m

Wilmington New Hanover County

Sat 5/30

6:09 pm-10:36 pm

1 stop7h 27m

$418

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 6/30

5:24 pm-9:41 am

2 stops13h 17m

Wilmington New Hanover County

Sat 7/4

6:45 am-10:40 am

1 stop6h 55m

$448

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 6/30

5:24 pm-9:41 am

2 stops13h 17m

Wilmington New Hanover County

Sat 7/4

6:45 am-4:42 pm

2 stops12h 57m

$453

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 8/4

11:48 am-11:00 pm

1 stop8h 12m

Wilmington New Hanover County

Thu 8/13

5:45 pm-9:56 pm

1 stop7h 11m

$461

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 8/4

10:00 pm-9:40 am

1 stop8h 40m

Wilmington New Hanover County

Sat 8/15

6:00 am-11:04 am

1 stop8h 04m

$473

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 5/23

10:00 pm-8:30 am

1 stop7h 30m

Wilmington New Hanover County

Tue 5/26

4:23 pm-10:36 pm

1 stop9h 13m

$476

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 8/5

5:16 pm-9:40 am

2 stops13h 24m

Wilmington New Hanover County

Sat 8/15

11:45 am-6:01 pm

1 stop9h 16m

$478

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 typical price of a round-trip flight between Ontario and Wilmington?

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 19m

Direct flights

None
The fastest flight from Ontario to Wilmington takes 7h 19m
There are no direct flights from Ontario to Wilmington. There are no popular flight routes from Ontario to Wilmington.
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Frequently asked questions about flying from Ontario to Wilmington

  • How far is Ontario to Wilmington New Hanover County by plane?

    Wilmington New Hanover County is 2257.7 mi away from Ontario. 7h 19m 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
8,459 reviews
Search Delta flights
American AirlinesPriceFrom $329Free CancellationRating
7.1
11,673 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
Wrightsville Beach
Kure 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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