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Cheap flights from Ontario to Wilmington from $260

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 9/17. 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

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.
American Airlines Logo
10:10 pm - 8:26 am
ONT
-
ILM
7h 16m
1 stop
American Airlines Logo
3:37 pm - 7:54 pm
ILM
-
ONT
7h 17m
1 stop
$397American Airlines
Fri, Oct 23 - Tue, Oct 27
American Airlines Logo
12:33 pm - 11:05 pm
ONT
-
ILM
7h 32m
1 stop
American Airlines Logo
7:00 am - 1:25 pm
ILM
-
ONT
9h 25m
1 stop
$397American Airlines
Fri, Sep 4 - Wed, Sep 9
American Airlines Logo
10:29 am - 11:05 pm
ONT
-
ILM
9h 36m
1 stop
American Airlines Logo
4:24 pm - 10:37 pm
ILM
-
ONT
9h 13m
1 stop
$397American Airlines
Sat, Sep 5 - Fri, Sep 11
Delta Logo
11:10 pm - 9:31 am
ONT
-
ILM
7h 21m
1 stop
Delta Logo
2:26 pm - 6:31 pm
ILM
-
ONT
7h 05m
1 stop
$417Delta
Thu, Nov 12 - Mon, Nov 16
Delta Logo
12:17 pm - 9:52 pm
ONT
-
ILM
6h 35m
1 stop
Delta Logo
5:50 pm - 10:24 pm
ILM
-
ONT
7h 34m
1 stop
$417Delta
Sat, Sep 12 - Fri, Sep 18
American Airlines Logo
12:37 pm - 10:56 pm
ONT
-
ILM
7h 19m
1 stop
American Airlines Logo
4:24 pm - 10:37 pm
ILM
-
ONT
9h 13m
1 stop
$418American Airlines
Fri, Sep 11 - Fri, Sep 18
American Airlines Logo
12:33 pm - 11:05 pm
ONT
-
ILM
7h 32m
1 stop
American Airlines Logo
7:46 am - 11:43 am
ILM
-
ONT
6h 57m
1 stop
$418American Airlines
Sat, Aug 29 - Sat, Sep 5
American Airlines Logo
12:37 pm - 10:48 pm
ONT
-
ILM
7h 11m
1 stop
American Airlines Logo
4:24 pm - 10:37 pm
ILM
-
ONT
9h 13m
1 stop
$418American Airlines
Sat, Sep 12 - Fri, Sep 18
American Airlines Logo
6:15 am - 10:59 pm
ONT
-
ILM
13h 44m
2 stops
American Airlines Logo
4:24 pm - 10:37 pm
ILM
-
ONT
9h 13m
1 stop
$439American Airlines
Sat, Sep 12 - Fri, Sep 18
American Airlines Logo
6:15 am - 11:05 pm
ONT
-
ILM
13h 50m
2 stops
American Airlines Logo
4:24 pm - 10:37 pm
ILM
-
ONT
9h 13m
1 stop
$439American Airlines
Sat, Sep 5 - Fri, Sep 11

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American Airlines flights from Ontario to Wilmington

Our best American Airlines deals on Ontario to Wilmington flight tickets
American Airlines
Sep 4
ONT12:33 pmOntario
7h 32m
1 stop
ILM11:05 pmWilmington New Hanover County
Sep 9
ILM7:00 amWilmington New Hanover County
9h 25m
1 stop
ONT1:25 pmOntario
$397
American Airlines
Aug 29
ONT12:33 pmOntario
7h 32m
1 stop
ILM11:05 pmWilmington New Hanover County
Sep 5
ILM7:46 amWilmington New Hanover County
6h 57m
1 stop
ONT11:43 amOntario
$418
American Airlines
Sep 5
ONT6:15 amOntario
13h 50m
2 stops
ILM11:05 pmWilmington New Hanover County
Sep 11
ILM4:24 pmWilmington New Hanover County
9h 13m
1 stop
ONT10:37 pmOntario
$439

United Airlines flights from Ontario to Wilmington

Our best United Airlines deals on Ontario to Wilmington flight tickets
United Airlines
Oct 17
ONT6:00 amOntario
13h 59m
2 stops
ILM10:59 pmWilmington New Hanover County
Oct 24
ILM4:00 pmWilmington New Hanover County
7h 58m
1 stop
ONT8:58 pmOntario
$494
United Airlines
Aug 22
ONT5:00 amOntario
7h 19m
1 stop
ILM3:19 pmWilmington New Hanover County
Aug 26
ILM4:44 pmWilmington New Hanover County
8h 51m
1 stop
ONT10:35 pmOntario
$507
United Airlines
Aug 22
ONT5:00 amOntario
7h 19m
1 stop
ILM3:19 pmWilmington New Hanover County
Aug 26
ILM4:44 pmWilmington New Hanover County
8h 51m
1 stop
ONT10:35 pmOntario
$527

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 July 29, 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

Fri 10/23

10:10 pm-8:26 am

1 stop7h 16m

Wilmington New Hanover County

Tue 10/27

3:37 pm-7:54 pm

1 stop7h 17m

$397

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Fri 9/4

12:33 pm-11:05 pm

1 stop7h 32m

Wilmington New Hanover County

Wed 9/9

7:00 am-1:25 pm

1 stop9h 25m

$397

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 9/5

10:29 am-11:05 pm

1 stop9h 36m

Wilmington New Hanover County

Fri 9/11

4:24 pm-10:37 pm

1 stop9h 13m

$397

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Thu 11/12

11:10 pm-9:31 am

1 stop7h 21m

Wilmington New Hanover County

Mon 11/16

2:26 pm-6:31 pm

1 stop7h 05m

$417
Quickest round-trip

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 9/12

12:17 pm-9:52 pm

1 stop6h 35m

Wilmington New Hanover County

Fri 9/18

5:50 pm-10:24 pm

1 stop7h 34m

$417

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Fri 9/11

12:37 pm-10:56 pm

1 stop7h 19m

Wilmington New Hanover County

Fri 9/18

4:24 pm-10:37 pm

1 stop9h 13m

$418

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 8/29

12:33 pm-11:05 pm

1 stop7h 32m

Wilmington New Hanover County

Sat 9/5

7:46 am-11:43 am

1 stop6h 57m

$418

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 9/12

12:37 pm-10:48 pm

1 stop7h 11m

Wilmington New Hanover County

Fri 9/18

4:24 pm-10:37 pm

1 stop9h 13m

$418

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 9/12

6:15 am-10:59 pm

2 stops13h 44m

Wilmington New Hanover County

Fri 9/18

4:24 pm-10:37 pm

1 stop9h 13m

$439

OntarioWilmington

ONT - ILM

ONTILM

Ontario

Sat 9/5

6:15 am-11:05 pm

2 stops13h 50m

Wilmington New Hanover County

Fri 9/11

4:24 pm-10:37 pm

1 stop9h 13m

$439

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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 month to fly to Wilmington?

The month of November is, on average, the cheapest month to fly to Wilmington from Ontario, with most prices found around $0. If you don’t want to visit Wilmington in November, then you should wait until February to fly from Ontario, when ticket prices are also cheap, with an average price of $329.

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 35m

Direct flights

None
The fastest flight from Ontario to Wilmington takes 6h 35m
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. 6h 35m 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
American AirlinesPriceFrom $368Free CancellationRating
7.1
11,839 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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