ONT - ILM

$370 Find Cheap Flights from Ontario to Wilmington - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$489
Typical prices: $473-$720
Delta
Wed 10/31Wed 11/7
ONT - ILM • 1 stop
Cheapest one-way
$370
Typical prices: $460-$514
American Airlines
Tue 10/16
ONT - ILM • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Ontario and Wilmington. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 41% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Dallas/Fort Worth (DFW)
Cheapest • Avg $512 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 7h 23m (one-way)
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Insights
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Booking Insights
Flight Deals

Cheap Flights from Ontario to Wilmington (ONT-ILM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Wilmington

Sat, Oct 31 - Sat, Nov 7
Delta Logo
12:16 pm - 9:56 pmONT  Ontario-ILM Wilmington New Hanover County
6h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:20 am - 11:06 amILM  Wilmington New Hanover County-ONT Ontario
7h 46m1 stop Atlanta Hartsfield-Jackson
$489Delta
Fri, Feb 5 - Tue, Feb 9
United Airlines Logo
6:00 am - 11:59 pmONT  Ontario-ILM Wilmington New Hanover County
14h 59m2 stops Houston George Bush Intcntl Newark
United Airlines Logo
6:00 am - 5:47 pmILM  Wilmington New Hanover County-ONT Ontario
14h 47m2 stops Newark San Francisco
$539United Airlines
Fri, Nov 6 - Sun, Nov 8
Delta Logo
12:16 pm - 9:56 pmONT  Ontario-ILM Wilmington New Hanover County
6h 40m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:20 am - 11:06 amILM  Wilmington New Hanover County-ONT Ontario
7h 46m1 stop Atlanta Hartsfield-Jackson
$577Delta
Thu, Oct 29 - Sun, Nov 1
Multiple Airlines Logo
11:52 am - 2:43 pmONT  Ontario-ILM Wilmington New Hanover County
23h 51m3 stops Denver Intl Tampa Greater Wilmington
Multiple Airlines Logo
2:12 pm - 11:16 amILM  Wilmington New Hanover County-ONT Ontario
24h 04m3 stops Tampa Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$616Multiple Airlines
Wed, Oct 21 - Sat, Oct 24
American Airlines Logo
7:34 pm - 8:26 amONT  Ontario-ILM Wilmington New Hanover County
9h 52m2 stops Phoenix Sky Harbor Intl Charlotte Douglas
American Airlines Logo
6:06 pm - 10:59 pmILM  Wilmington New Hanover County-ONT Ontario
7h 53m1 stop Charlotte Douglas
$639American Airlines
Fri, Oct 30 - Sun, Nov 1
American Airlines Logo
10:10 pm - 10:38 amONT  Ontario-ILM Wilmington New Hanover County
9h 28m1 stop Charlotte Douglas
American Airlines Logo
6:20 pm - 11:01 pmILM  Wilmington New Hanover County-ONT Ontario
7h 41m1 stop Charlotte Douglas
$639American Airlines
Thu, Oct 29 - Sun, Nov 1
Multiple Airlines Logo
11:52 am - 2:43 pmONT  Ontario-ILM Wilmington New Hanover County
23h 51m3 stops Denver Intl Tampa Greater Wilmington
Multiple Airlines Logo
9:30 am - 11:51 pmILM  Wilmington New Hanover County-ONT Ontario
17h 21m2 stops Baltimore/Washington Denver Intl
$647Multiple Airlines
Mon, Dec 21 - Sat, Dec 26
American Airlines Logo
12:51 pm - 10:19 pmONT  Ontario-ILM Wilmington New Hanover County
6h 28m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 1:30 pmILM  Wilmington New Hanover County-ONT Ontario
9h 30m1 stop Dallas/Fort Worth
$651American Airlines
Thu, Oct 29 - Fri, Nov 6
Multiple Airlines Logo
11:52 am - 2:43 pmONT  Ontario-ILM Wilmington New Hanover County
23h 51m3 stops Denver Intl Tampa Greater Wilmington
Multiple Airlines Logo
8:21 pm - 11:51 pmILM  Wilmington New Hanover County-ONT Ontario
30h 30m3 stops Tweed-New Haven Atlanta Hartsfield-Jackson Denver Intl
$656Multiple Airlines
Wed, Oct 21 - Sat, Oct 24
American Airlines Logo
10:10 pm - 8:26 amONT  Ontario-ILM Wilmington New Hanover County
7h 16m1 stop Charlotte Douglas
American Airlines Logo
4:25 pm - 9:21 pmILM  Wilmington New Hanover County-ONT Ontario
7h 56m1 stop Dallas/Fort Worth
$661American Airlines
Booking Insights

Price, demand and travel trends for Ontario to Wilmington flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Ontario to Wilmington?

Round-trip flights from Ontario to Wilmington typically range from $473 to $720. The lowest price found in the past 5 days was $489, on Delta.

What's the cheapest day of the week to fly from Ontario to Wilmington?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Ontario to Wilmington. It’s 20% cheaper than the average day, while Monday is the most expensive, with prices 47% higher.

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Key details for Ontario to Wilmington flights

Low season

March

Cheapest flight

$370
Beat the crowds with an average 39% drop in travelers.
The most popular month to fly with an average 124% increase in travelers.
One-way flight from Ontario to Wilmington

When to book flights from Ontario to Wilmington

Are your dates flexible? Find out the best times to travel from Ontario to Wilmington based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Wilmington flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Ontario to Wilmington?

    Only Economy Class is available on flights from Ontario to Wilmington.

  • How long is a flight from Ontario to Wilmington?

    A nonstop flight from Ontario to Wilmington takes 00m, covering 2,253 miles.

  • Do I need a passport to fly from Ontario to Wilmington?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Ontario to Wilmington flight?

    Round-trip flights from Ontario to Wilmington range from $473 to $720, with an average of $555 over the past 12 months. Anything below $473 counts as a good deal.

  • Have flight prices from Ontario to Wilmington changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $489 to $2,413. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Ontario to Wilmington looking right now?

    One-way fares from Ontario to Wilmington are currently lower than usual. Average one-way flight prices are about $447, which is 8% below the typical average for this route.

  • What car rental options are available at Wilmington New Hanover County Airport (ILM)?

    Wilmington New Hanover County Airport (ILM) hosts 5 major car rental companies, with daily rates starting from around $30 for economy cars. Top options include:

    • Budget
    • Alamo
    • Thrifty
    • Avis
    • Enterprise Rent-A-Car

  • Which airports can I use when flying from Ontario to Wilmington?

    Flights from Ontario to Wilmington usually depart from Ontario (ONT) and arrive at Wilmington New Hanover County (ILM).

  • Which airports do connecting flights from Ontario to Wilmington pass through?

    One-stop flights from Ontario to Wilmington most commonly connect through:

    • Dallas/Fort Worth (DFW) - 50% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 36% of one-stop connections
    • Charlotte Douglas (CLT) - 14% of one-stop connections

  • Can I save money by using flexible dates for flights from Ontario to Wilmington?

    Yes. Flexible dates can save you up to 46% on flights from Ontario to Wilmington. Wednesday is the cheapest departure day at $446 round-trip on average, while Monday is the most expensive at $817, a difference of $371.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Ontario to Wilmington?

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 7h 23m, compared with 7h 44m via Dallas/Fort Worth (DFW) and 7h 56m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Ontario and Wilmington?

    Wilmington is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Ontario to Wilmington flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $446, about $371 less than Monday fares (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Ontario to Wilmington trip for February. Fares historically average $329 round-trip in that month - typically $397 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Wilmington New Hanover County Airport.

    • Country Inn & Suites by Radisson,Wilmington, NC

More options for your flight from Ontario to Wilmington

Complete your trip to Wilmington with a hotel stay or car rental

Car rentals in Wilmington
Hotels in Wilmington
Vacations in Wilmington