Cheap flights from New York to Los Angeles from $91
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York to Los Angeles departing on 8/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southwest flights from New York to Ontario
Our best Southwest deals on New York to Ontario flight tickets
Frontier flights from New York to Ontario
Our best Frontier deals on New York to Ontario flight tickets
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How to get the cheapest flight ticket from New York 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 typical price of a round-trip flight between New York and Ontario?
What is the cheapest month to fly to Ontario?
In general, September is the cheapest month to fly from New York to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $289. If you aren’t able to travel during the month of September, then book flights to Ontario from New York during April instead. Flights to Ontario in April, while not as cheap as those in September, still average around $307.
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 Wednesday when prices can be found for as low as $333. 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 New York to Ontario for around $380.
What is the cheapest time of day to depart on your flight to Ontario?
In the afternoon is the cheapest time of day to fly from New York to Ontario when you can find flight prices for as low as $332. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $364 on average. Flights to Ontario from New York in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest New York to Ontario flight route?
Fly from New York John F Kennedy Intl to Ontario for the best New York - Ontario flight prices
How far in advance should I book a flight to Ontario?
You are more likely to see cheaper flights to Ontario from New York when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $367 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from New York for as low as $233 on momondo.
What cabin class options are available on New York to Ontario flights?
There are 1 cabin classes available to choose from on New York to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from New York to Ontario?
Southwest, Frontier, and Hawaiian Airlines are the most popular carriers operating from New York to Ontario
What airlines fly to Ontario?
United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Ontario from New York according to our data. United Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 10 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from New York to Ontario on average per day?
As of June 2025, there are 1 flights per day flying from New York to Ontario. The most common time of day flights depart is 6:00PM, with 100% of flights taking off in the evening.
How many flights depart from New York to Ontario on average per week?
13 flights are operational weekly from New York to Ontario as of June 2025. The most popular departure day for this route is Thu, with 23% of flights per week taking off on this day.
When to book flights from New York to Ontario
Cheap New York to Ontario (NYC to ONT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from New York to Ontario
How far is New York to Ontario by plane?
Ontario is 2413.4 mi away from New York. 5h 54m is a normal flight duration for this route.
When did momondo last update prices for flights from New York to Ontario Airport?
Prices for flights from New York to Ontario Airport refresh daily.
How many operators does momondo search for flights from New York to Ontario Airport?
The number of operators available for flights from New York to Ontario Airport is 7 as of June 2025.
How old do you have to be to fly from New York to Ontario 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 New York 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 plane model from New York to Ontario?
Based on momondo bookings for flights between New York and Ontario, the leading plane model is Airbus A321neo, making up 25.00% of the total bookings. Other popular models include Airbus A321-100/200 with 19.43%, Boeing 737-900 Passenger/BBJ3 (winglets) with 12.63%, and Boeing 737 MAX 9 with 12.20%.
What is the most popular airline from New York to Ontario?
Based on momondo bookings for flights between New York and Ontario, the leading airline is American Airlines, making up 35% of the total bookings. Other popular airlines include JetBlue with 28%, Frontier with 14%, and Delta with 11%.
Best airlines flying from New York to Ontario
Compare and see reviews for airlines that fly from New York to Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $102 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $143 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $236 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $256 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $278 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 4,287 reviews |
United Airlines Flights From New York to Ontario
United Airlines flight deals from New York to Ontario start from $278 round-trip. Over the 2 United Airlines flights for this route in a normal week, average airfare is usually $547 round-trip - but some users have found much cheaper deals with momondo.
JetBlue Flights From New York to Ontario
$236 is the best JetBlue flight deal from New York to Ontario found on momondo over the last 72 hours. The average JetBlue ticket price found was closer to $371, however, with flight time and availability significantly affecting the price. JetBlue (7.3/10 from 2,925 user reviews) flies into Ontario from New York 4 times in an average week so prices can vary.
Why use momondo?
Why should I use momondo to find a flight deal from New York to Ontario?
Finding the right flight to Ontario from New York 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 Ontario quick and easy, saving you time and money.
Can I find flights from New York to Ontario with flexible booking policies on momondo?
All flight searches from New York to Ontario on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from New York to Ontario?
Once all potential New York 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 New York to Ontario right now. Can momondo alert me if prices change?
Yes. momondo can track prices for New York to Ontario 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.