Cheap flights from Wilmington to Ontario from $270
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wilmington to Ontario departing on 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Wilmington to Los Angeles
Cheap round-trip flights
Cheap one-way flights
American Airlines flights from Wilmington to Ontario
Our best American Airlines deals on Wilmington to Ontario flight tickets
United Airlines flights from Wilmington to Ontario
Our best United Airlines deals on Wilmington to Ontario flight tickets
See travel insights to Los Angeles from
How to get the cheapest flight ticket from Wilmington to Ontario
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 Ontario?
In general, January is the cheapest month to fly from Wilmington to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $375. If you aren’t able to travel during the month of January, then book flights to Ontario from Wilmington during February instead. Flights to Ontario in February, while not as cheap as those in January, still average around $382.
What is the cheapest day to depart on your flight to Ontario?
The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $413. This is often the case because there is less demand to fly during this day of the week. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Wilmington to Ontario for around $693.
What is the cheapest airline that flies from Wilmington New Hanover County to Ontario?
American Airlines and United Airlines are the most popular carriers operating from Wilmington New Hanover County to Ontario
What airlines fly to Ontario?
American Airlines, Delta and Spirit Airlines are the top three most popular airlines that fly to Ontario from Wilmington according to our data. American Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 4 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
When to book flights from Wilmington to Ontario
Cheap Wilmington to Ontario (ILM to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Wilmington to Ontario
How far is Wilmington New Hanover County to Ontario by plane?
Wilmington New Hanover County and Ontario are 2257.7 mi apart from one another. Flights usually cover this in 8h 19m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Wilmington New Hanover County Airport to Ontario Airport?
Prices for flights from Wilmington New Hanover County Airport to Ontario Airport were last updated today.
How many operators does momondo search for flights from Wilmington New Hanover County Airport to Ontario Airport?
As of February 2025, there are 2 operators available to choose from for flights from Wilmington New Hanover County Airport to Ontario Airport.
How old do you have to be to fly from Wilmington New Hanover County Airport to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Wilmington New Hanover County Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Wilmington to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Wilmington to Ontario is American Airlines (77% of total bookings). The next most popular airline is Delta (23%).
Best airlines flying from Wilmington to Ontario
Compare and see reviews for airlines that fly from Wilmington to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $308 | Free Cancellation | Rating 8.0 8,140 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Wilmington to Ontario?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Wilmington to Ontario for you.
Can I find flights from Wilmington to Ontario with flexible booking policies on momondo?
momondo does allow users to show only those flights to Ontario from Wilmington which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Wilmington to Ontario?
Once all potential Wilmington to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Wilmington to Ontario right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Wilmington and alert you when they change.