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Cheap flights from Ontario to Wilmington from $170

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 4/28. 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
1 adult, Economy, 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.
Delta Logo
12:49 pm - 11:59 pm
ONT
-
ILM
8h 10m
1 stop
Delta Logo
6:00 am - 10:57 am
ILM
-
ONT
7h 57m
1 stop
$429Delta
Sat, May 2 - Fri, May 8
American Airlines Logo
11:59 pm - 12:35 pm
ONT
-
ILM
9h 36m
2 stops
American Airlines Logo
4:50 pm - 11:46 pm
ILM
-
ONT
9h 56m
1 stop
$434American Airlines
Wed, Apr 15 - Wed, Apr 22
Delta Logo
10:15 pm - 9:34 am
ONT
-
ILM
8h 19m
1 stop
Delta Logo
4:46 pm - 9:48 pm
ILM
-
ONT
8h 02m
1 stop
$449Delta
Tue, May 5 - Sat, May 9
Delta Logo
10:15 pm - 9:34 am
ONT
-
ILM
8h 19m
1 stop
Delta Logo
6:00 am - 11:36 am
ILM
-
ONT
8h 36m
1 stop
$454Delta
Sun, Apr 19 - Tue, Apr 28
Delta Logo
10:15 pm - 9:25 pm
ONT
-
ILM
20h 10m
2 stops
Delta Logo
6:00 am - 11:36 am
ILM
-
ONT
8h 36m
1 stop
$457Delta
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
10:56 am - 10:43 pm
ONT
-
ILM
8h 47m
1 stop
American Airlines Logo
3:08 pm - 9:07 pm
ILM
-
ONT
8h 59m
1 stop
$459American Airlines
Wed, Apr 1 - Wed, Apr 8
Delta Logo
10:15 pm - 9:25 pm
ONT
-
ILM
20h 10m
2 stops
Delta Logo
11:52 am - 6:36 pm
ILM
-
ONT
9h 44m
1 stop
$467Delta
Mon, May 4 - Sat, May 9
Delta Logo
10:15 pm - 9:25 pm
ONT
-
ILM
20h 10m
2 stops
Delta Logo
6:00 am - 10:57 am
ILM
-
ONT
7h 57m
1 stop
$472Delta
Tue, May 5 - Sat, May 9
Delta Logo
10:15 pm - 9:34 am
ONT
-
ILM
8h 19m
1 stop
Delta Logo
6:00 am - 10:57 am
ILM
-
ONT
7h 57m
1 stop
$474Delta
Tue, May 5 - Tue, May 12
United Airlines Logo
7:00 am - 11:44 pm
ONT
-
ILM
13h 44m
2 stops
United Airlines Logo
6:00 am - 5:47 pm
ILM
-
ONT
14h 47m
2 stops
$479United Airlines
Sat, Apr 18 - Sat, Apr 25

American Airlines flights from Ontario to Wilmington

Our best American Airlines deals on Ontario to Wilmington flight tickets
American Airlines
Apr 15
ONT11:59 pmOntario
9h 36m
2 stops
ILM12:35 pmWilmington New Hanover County
Apr 22
ILM4:50 pmWilmington New Hanover County
9h 56m
1 stop
ONT11:46 pmOntario
$434
American Airlines
Apr 1
ONT10:56 amOntario
8h 47m
1 stop
ILM10:43 pmWilmington New Hanover County
Apr 8
ILM3:08 pmWilmington New Hanover County
8h 59m
1 stop
ONT9:07 pmOntario
$459
American Airlines
May 23
ONT12:41 pmOntario
7h 53m
1 stop
ILM11:34 pmWilmington New Hanover County
May 26
ILM3:33 pmWilmington New Hanover County
10h 03m
1 stop
ONT10:36 pmOntario
$487

Delta flights from Ontario to Wilmington

Our best Delta deals on Ontario to Wilmington flight tickets
Delta
May 2
ONT12:49 pmOntario
8h 10m
1 stop
ILM11:59 pmWilmington New Hanover County
May 8
ILM6:00 amWilmington New Hanover County
7h 57m
1 stop
ONT10:57 amOntario
$429
Delta
May 5
ONT10:15 pmOntario
8h 19m
1 stop
ILM9:34 amWilmington New Hanover County
May 9
ILM4:46 pmWilmington New Hanover County
8h 02m
1 stop
ONT9:48 pmOntario
$449
Delta
Apr 19
ONT10:15 pmOntario
8h 19m
1 stop
ILM9:34 amWilmington New Hanover County
Apr 28
ILM6:00 amWilmington New Hanover County
8h 36m
1 stop
ONT11:36 amOntario
$454

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 March 15, 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
Quickest round-trip

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 5/2

12:49 pm-11:59 pm

1 stop8h 10m

Wilmington New Hanover County

Fri 5/8

6:00 am-10:57 am

1 stop7h 57m

$429

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 4/15

11:59 pm-12:35 pm

2 stops9h 36m

Wilmington New Hanover County

Wed 4/22

4:50 pm-11:46 pm

1 stop9h 56m

$434

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 5/5

10:15 pm-9:34 am

1 stop8h 19m

Wilmington New Hanover County

Sat 5/9

4:46 pm-9:48 pm

1 stop8h 02m

$449

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sun 4/19

10:15 pm-9:34 am

1 stop8h 19m

Wilmington New Hanover County

Tue 4/28

6:00 am-11:36 am

1 stop8h 36m

$454

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 4/21

10:15 pm-9:25 pm

2 stops20h 10m

Wilmington New Hanover County

Tue 4/28

6:00 am-11:36 am

1 stop8h 36m

$457

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Wed 4/1

10:56 am-10:43 pm

1 stop8h 47m

Wilmington New Hanover County

Wed 4/8

3:08 pm-9:07 pm

1 stop8h 59m

$459

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Mon 5/4

10:15 pm-9:25 pm

2 stops20h 10m

Wilmington New Hanover County

Sat 5/9

11:52 am-6:36 pm

1 stop9h 44m

$467

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 5/5

10:15 pm-9:25 pm

2 stops20h 10m

Wilmington New Hanover County

Sat 5/9

6:00 am-10:57 am

1 stop7h 57m

$472

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Tue 5/5

10:15 pm-9:34 am

1 stop8h 19m

Wilmington New Hanover County

Tue 5/12

6:00 am-10:57 am

1 stop7h 57m

$474

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 4/18

7:00 am-11:44 pm

2 stops13h 44m

Wilmington New Hanover County

Sat 4/25

6:00 am-5:47 pm

2 stops14h 47m

$479

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

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

6h 59m

Direct flights

None
The fastest flight from Ontario to Wilmington takes 6h 59m
There are no direct flights from Ontario to Wilmington. There are no popular flight routes from Ontario to Wilmington.
Search flight deals

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

    Wilmington New Hanover County is 2257.7 mi away from Ontario. 6h 59m 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
8,293 reviews
Search Delta flights
American AirlinesPriceFrom $329Free CancellationRating
7.1
11,472 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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