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Cheap flights from Wilmington to Ontario (ILM - ONT) from $325

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ILM — ONT
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
1 adult, Economy
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Cheap flight deals from Wilmington to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 27, 2024.

Popular in

June

Cheapest in

September

Average price

$607

Round-trip from

$238
High demand for flights, 21% potential price rise
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Best time to find cheap flights, 43% potential price drop
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Average for round-trip flights in April 2024
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From Wilmington New Hanover County to Ontario
Search Deals

What is the cheapest day to fly round-trip from Wilmington to Ontario?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 44% when planning your travel around this day of the week.

How far in advance should I book a flight from Wilmington to Ontario?

Users have found that booking a flight from Wilmington to Ontario at least 38 days early can save you up to 305% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Wilmington to Ontario for as little as $696 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $775 for flights departing within the next 3 days.

What is the cheapest month to fly from Wilmington to Ontario?

The best pricing can be found in the month of February. Prices to Ontario from Wilmington average $596. You can even find prices in February for less than $596, as users have found deals to Ontario from as low as $349. The month of December appears to be one of the more expensive times to travel to Ontario from Wilmington. Flying in the targeted month can save you up to 29%.

When is the cheapest time to fly from Wilmington to Ontario (ILM - ONT)?

Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from Wilmington to Ontario by exploring options for tickets at noon.

Cheap Delta flights from Wilmington to Ontario

Explore cheap flight options specifically provided by Delta for the route between Wilmington and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Check out some of the cheapest Delta flights we've come across from Wilmington to Ontario. It's recommended that users confirm their flight details before booking.
Fri 5/245:10 pmILM - ONT
1 stop8h 37mDelta
Fri 5/3112:50 pmONT - ILM
1 stop7h 58mDelta
Deal found 4/26$480
Sat 5/116:00 amILM - ONT
1 stop8h 40mDelta
Tue 5/1412:50 pmONT - ILM
1 stop7h 58mDelta
Deal found 4/26$888
Sat 5/116:00 amILM - ONT
2 stops18h 39mDelta
Tue 5/145:45 amONT - ILM
2 stops15h 03mDelta
Deal found 4/25$996
Mon 6/102:10 pmILM - ONT
2 stops12h 32mDelta
Mon 6/2410:00 pmONT - ILM
1 stop9h 26mDelta
Deal found 4/26$2,243

Cheap American Airlines flights from Wilmington to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between Wilmington and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Some of the best deals we've found on American Airlines flights traveling from Wilmington to Ontario. Deals frequently update to provide users with more options.
Wed 7/35:07 pmILM - ONT
1 stop8h 02mAmerican Airlines
Mon 7/87:16 pmONT - ILM
2 stops10h 12mAmerican Airlines
Deal found 4/26$325
Wed 7/35:07 pmILM - ONT
1 stop9h 52mAmerican Airlines
Mon 7/810:38 pmONT - ILM
1 stop9h 06mAmerican Airlines
Deal found 4/26$408
Wed 7/34:15 pmILM - ONT
2 stops10h 44mAmerican Airlines
Mon 7/87:16 pmONT - ILM
2 stops10h 12mAmerican Airlines
Deal found 4/26$417
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3110:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/26$600
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3112:50 pmONT - ILM
2 stops8h 11mAmerican Airlines
Deal found 4/26$665
Mon 6/104:15 pmILM - ONT
1 stop9h 44mAmerican Airlines
Mon 6/2410:45 pmONT - ILM
1 stop6h 32mAmerican Airlines
Deal found 4/26$855
Sat 5/1112:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Tue 5/1410:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/25$895
Sat 5/1112:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Tue 5/1410:34 amONT - ILM
2 stops10h 27mAmerican Airlines
Deal found 4/25$900
Sat 5/1112:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Sun 5/1910:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/26$2,055

Cheap Wilmington to Ontario flights in April & May 2024

Find cheap flight options from Wilmington to Ontario specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 5/245:10 pmILM - ONT
1 stop8h 37mDelta
Fri 5/3112:50 pmONT - ILM
1 stop7h 58mDelta
Deal found 4/26$480
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3110:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/26$600
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3112:50 pmONT - ILM
2 stops8h 11mAmerican Airlines
Deal found 4/26$665
Sat 5/116:00 amILM - ONT
1 stop8h 40mDelta
Tue 5/1412:50 pmONT - ILM
1 stop7h 58mDelta
Deal found 4/26$888
Sat 5/1112:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Tue 5/1410:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/25$895
Sat 5/1112:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Tue 5/1410:34 amONT - ILM
2 stops10h 27mAmerican Airlines
Deal found 4/25$900
Sat 5/116:00 amILM - ONT
2 stops18h 39mDelta
Tue 5/145:45 amONT - ILM
2 stops15h 03mDelta
Deal found 4/25$996
Fri 5/249:15 amILM - ONT
2 stops11h 13mUnited Airlines
Fri 5/316:25 pmONT - ILM
3 stops16h 57mUnited Airlines
Deal found 4/26$1,556
Sat 5/47:38 amILM - ONT
2 stops16h 15mUnited Airlines
Tue 5/75:15 amONT - ILM
2 stops13h 38mUnited Airlines
Deal found 4/26$1,805

Wilmington to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Wilmington and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 7/35:07 pmILM - ONT
1 stop8h 02mAmerican Airlines
Mon 7/87:16 pmONT - ILM
2 stops10h 12mAmerican Airlines
Deal found 4/26$325
Wed 7/35:07 pmILM - ONT
1 stop9h 52mAmerican Airlines
Mon 7/810:38 pmONT - ILM
1 stop9h 06mAmerican Airlines
Deal found 4/26$408
Wed 7/34:15 pmILM - ONT
2 stops10h 44mAmerican Airlines
Mon 7/87:16 pmONT - ILM
2 stops10h 12mAmerican Airlines
Deal found 4/26$417
Fri 5/245:10 pmILM - ONT
1 stop8h 37mDelta
Fri 5/3112:50 pmONT - ILM
1 stop7h 58mDelta
Deal found 4/26$480
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3110:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/26$600
Fri 5/242:37 pmILM - ONT
2 stops10h 52mAmerican Airlines
Fri 5/3112:50 pmONT - ILM
2 stops8h 11mAmerican Airlines
Deal found 4/26$665
Mon 6/104:15 pmILM - ONT
1 stop9h 44mAmerican Airlines
Mon 6/2410:45 pmONT - ILM
1 stop6h 32mAmerican Airlines
Deal found 4/26$855
Tue 11/199:25 amILM - ONT
2 stops11h 23mAmerican Airlines
Fri 11/2911:11 pmONT - ILM
1 stop8h 01mAmerican Airlines
Deal found 4/26$860
Tue 11/192:31 pmILM - ONT
2 stops12h 36mAmerican Airlines
Fri 11/297:58 pmONT - ILM
2 stops9h 11mAmerican Airlines
Deal found 4/26$865

Wilmington to Ontario flights leaving soon

Find last-minute flight options from Wilmington to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Have a look at some of the last-minute flights available departing from Wilmington to Ontario. To prevent any unwanted surprises, users should verify their flight info before booking.
Sat 5/47:38 amILM - ONT
2 stops16h 15mUnited Airlines
Tue 5/75:15 amONT - ILM
2 stops13h 38mUnited Airlines
Deal found 4/26$1,805
Sat 5/44:20 pmILM - ONT
1 stop7h 22mAmerican Airlines
Tue 5/710:29 pmONT - ILM
1 stop7h 08mAmerican Airlines
Deal found 4/26$2,055

One-way flights to Ontario from Wilmington

Search for one-way flight options from Wilmington to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Users in need of a one-way flight from Wilmington to Ontario can choose from these deals. Users can also find round-trip Wilmington to Ontario flights by using the search form above.
Sat 5/1812:43 pmILM - ONT
1 stop9h 19mAmerican Airlines
Deal found 4/26$448
Sat 5/186:38 amILM - ONT
2 stops10h 14mAmerican Airlines
Deal found 4/26$453
Sun 5/263:15 pmILM - ONT
2 stops29h 13mUnited Airlines
Deal found 4/26$802
Sun 5/262:37 pmILM - ONT
1 stop7h 22mAmerican Airlines
Deal found 4/26$1,033

Find flights from Wilmington to Ontario within your budget

Customize your flight search to find flights from Wilmington to Ontario 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, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$325 - $1,556

Route

Depart

Return

Price

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Wed 7/3

1 stop8h 02m

Ontario

Mon 7/8

2 stops10h 12m

$325

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Wed 7/3

1 stop9h 52m

Ontario

Mon 7/8

1 stop9h 06m

$408

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Wed 7/3

2 stops10h 44m

Ontario

Mon 7/8

2 stops10h 12m

$417

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Fri 5/24

1 stop8h 37m

Ontario

Fri 5/31

1 stop7h 58m

$480

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Fri 5/24

2 stops10h 52m

Ontario

Fri 5/31

1 stop7h 08m

$600

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Fri 5/24

2 stops10h 52m

Ontario

Fri 5/31

2 stops8h 11m

$665

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Sat 5/11

1 stop8h 40m

Ontario

Tue 5/14

1 stop7h 58m

$888

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Sat 5/11

2 stops18h 39m

Ontario

Tue 5/14

2 stops15h 03m

$996

Wilmington New Hanover CountyOntario

ILM - ONT

ILMONT

Wilmington New Hanover County

Fri 5/24

2 stops11h 13m

Ontario

Fri 5/31

3 stops16h 57m

$1,556

Flights are sorted by cheapest first

Deals found on 4/26

When is the cheapest time to fly from Wilmington to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Wilmington to Ontario. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Wilmington to Ontario flight should consider departing on Thursday afternoons when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ontario by month

Plan your trip from Wilmington to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Wilmington to Ontario is currently $684 while a round-trip flight costs $704. Price data was last updated on April 21, 2024.

Currently, October is the cheapest month in which you can book a flight from Wilmington to Ontario (average of $237). Flying from Wilmington to Ontario in June is currently the most expensive (average of $346). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$270

February

$287

March

$281

April

$258

May

$271

June

$346

July

$335

August

$287

September

$258

October

$237

November

$268

December

$271

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated April 27, 2024.
Read through reviews of airlines operating flights from Wilmington to Ontario, such as Delta, American Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,966 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Delta
8.1
Very good
10,966 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

United Airlines
7.4
Good
11,228 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

American Airlines
7.3
Good
14,889 reviews
Delta
8.1
Very good
10,966 reviews
Check prices

Entertainment

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

Find useful and relevant information for your journey from Wilmington to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Wilmington to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Wilmington to Ontario for under $400. The cheapest flight booked recently is on American Airlines for just $325, but on average you can expect to pay $1,191.

  • Are there last-minute flights available from Wilmington to Ontario for under $1,900?

    There are currently 2+ open flights from Wilmington to Ontario within the next 7 days for less than $1,900.

  • What are the cheapest airlines flying from Wilmington to Ontario round-trip?

    Cheapflights users have booked flights from Wilmington to Ontario round-trip from $325. Other airlines that can offer you cheap pricing are Delta, from $480, and United Airlines, from $1,556. American Airlines is priced at 45% lower than the current average price of a flight leaving 3 months from now.

  • What does ILM to ONT mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Wilmington New Hanover County Airport to Ontario Airport flight would often be abbreviated as a ILM to ONT flight.

  • Can I find deals for flights from Wilmington to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Wilmington to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Wilmington to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Wilmington to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Wilmington to Ontario that include hotel bookings?

    Yes. In addition to deals on Wilmington to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wilmington to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wilmington to Ontario.

  • Can I find deals for business class flights from Wilmington to Ontario?

    Yes. Cheapflights offers flight deals from Wilmington to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Wilmington to Ontario that allow pets onboard?

    Many airlines flying from Wilmington to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Wilmington to Ontario?

    Yes, you can often find last-minute deals on Wilmington to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Wilmington to Ontario flight deals updated?

    The Wilmington to Ontario flight deals you see on this page were last updated on 4/26.

See more FAQs

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Alternative routes for Wilmington to Ontario
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Top 2 airlines flying from Wilmington to Ontario

Discover the top 2 airlines that operate flights from Wilmington to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$263Average$573FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$384Average$673FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Boston to Aruba flights
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USA to Zurich flights
Wilmington to Porto flights

Search flights from Wilmington to Ontario by cabin class

Find flights from Wilmington to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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Fly with Cheapflights

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How does Cheapflights help users find flights from Wilmington to Ontario?

Cheapflights makes it easy to find Wilmington to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Wilmington to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Wilmington to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Wilmington to Ontario with no change fees?

Yes, we can. To see specific flights from Wilmington to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Wilmington to Ontario become cheaper?

Yes, Cheapflights offers price alerts on Wilmington to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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