Skyscanner home

174 € Cheap Flights from New York to Ontario International

Compare New York to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from New York to Ontario International

Looking for a cheap last-minute deal or the best return flight from New York to Ontario International Airport? If you want to travel next month, return fares start from 219 €. Find the lowest prices on one-way and return tickets right here.
Ontario.174 € per passenger.Departing Sat, 30 May, returning Wed, 3 Jun.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Sat, 30 May, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 3 Jun, arriving in New York LaGuardia.Price includes taxes and charges.From 174 €, select.
Ontario.174 € per passenger.Departing Thu, 9 Jul, returning Fri, 17 Jul.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Thu, 9 Jul, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Fri, 17 Jul, arriving in New York LaGuardia.Price includes taxes and charges.From 174 €, select.
Ontario.174 € per passenger.Departing Tue, 4 Aug, returning Sat, 8 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Tue, 4 Aug, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Sat, 8 Aug, arriving in New York LaGuardia.Price includes taxes and charges.From 174 €, select.
Ontario.179 € per passenger.Departing Wed, 22 Jul, returning Tue, 11 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Wed, 22 Jul, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Tue, 11 Aug, arriving in New York LaGuardia.Price includes taxes and charges.From 179 €, select.
Ontario.200 € per passenger.Departing Tue, 19 May, returning Wed, 27 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from New York Newark on Tue, 19 May, arriving in Ontario International.Inbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 27 May, arriving in New York Newark.Price includes taxes and charges.From 200 €, select.
Ontario.202 € per passenger.Departing Sat, 12 Sep, returning Thu, 17 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Sat, 12 Sep, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Thu, 17 Sep, arriving in New York LaGuardia.Price includes taxes and charges.From 202 €, select.
Ontario.219 € per passenger.Departing Tue, 29 Sep, returning Sat, 3 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from New York John F. Kennedy on Tue, 29 Sep, arriving in Ontario International.Inbound indirect flight with Delta, departs from Ontario International on Sat, 3 Oct, arriving in New York John F. Kennedy.Price includes taxes and charges.From 219 €, select.
Ontario.219 € per passenger.Departing Tue, 12 Jan, returning Thu, 14 Jan.Return flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Tue, 12 Jan, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Thu, 14 Jan, arriving in New York LaGuardia.Price includes taxes and charges.From 219 €, select.
Ontario.219 € per passenger.Departing Thu, 4 Jun, returning Tue, 9 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from New York John F. Kennedy on Thu, 4 Jun, arriving in Ontario International.Inbound indirect flight with Delta, departs from Ontario International on Tue, 9 Jun, arriving in New York LaGuardia.Price includes taxes and charges.From 219 €, select.
Ontario.219 € per passenger.Departing Thu, 3 Dec, returning Sat, 5 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from New York John F. Kennedy on Thu, 3 Dec, arriving in Ontario International.Inbound indirect flight with Delta, departs from Ontario International on Sat, 5 Dec, arriving in New York John F. Kennedy.Price includes taxes and charges.From 219 €, select.
Ontario.224 € per passenger.Departing Wed, 26 Aug, returning Wed, 2 Sep.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Wed, 26 Aug, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 2 Sep, arriving in New York LaGuardia.Price includes taxes and charges.From 224 €, select.
Ontario.232 € per passenger.Departing Thu, 29 Oct, returning Sun, 1 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from New York John F. Kennedy on Thu, 29 Oct, arriving in Ontario International.Inbound indirect flight with Delta, departs from Ontario International on Sun, 1 Nov, arriving in New York Newark.Price includes taxes and charges.From 232 €, select.
Ontario.232 € per passenger.Departing Wed, 14 Oct, returning Mon, 19 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from New York John F. Kennedy on Wed, 14 Oct, arriving in Ontario International.Inbound indirect flight with Delta, departs from Ontario International on Mon, 19 Oct, arriving in New York Newark.Price includes taxes and charges.From 232 €, select.
Ontario.232 € per passenger.Departing Tue, 2 Jun, returning Tue, 7 Jul.Return flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Tue, 2 Jun, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Tue, 7 Jul, arriving in New York Newark.Price includes taxes and charges.From 232 €, select.
Ontario.237 € per passenger.Departing Wed, 3 Jun, returning Wed, 12 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from New York LaGuardia on Wed, 3 Jun, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 12 Aug, arriving in New York LaGuardia.Price includes taxes and charges.From 237 €, select.
Ontario.237 € per passenger.Departing Tue, 21 Jul, returning Thu, 30 Jul.Return flight with jetBlue.Outbound direct flight with jetBlue departs from New York John F. Kennedy on Tue, 21 Jul, arriving in Ontario International.Inbound direct flight with jetBlue departs from Ontario International on Thu, 30 Jul, arriving in New York John F. Kennedy.Price includes taxes and charges.From 237 €, select.

Find the cheapest month to fly from New York to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like New York to Ontario International flights are currently cheapest in July.
May
from 200 €
Jun
from 219 €
Jul
from 174 €
Aug
from 174 €
Sep
from 202 €
Oct
from 232 €
Nov
from 262 €
Dec
from 219 €
Jan
from 219 €
Feb
Find prices
Mar
from 285 €
Apr
Find prices

Direct flights from New York to Ontario International

New York to Ontario International: Alternative routes

Compare routes from New York to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.

Ontario International

4km from central Ontario
ClosestCheapest
from 174 €
Search flights

San Bernardino Norton AFB

39km from central Ontario
from 388 €
Search flights

Santa Ana John Wayne

48km from central Ontario
from 215 €
Search flights

Long Beach Municipal

54km from central Ontario
from 305 €
Search flights

Hawthorne

65km from central Ontario
from 570 €
Search flights

Burbank

67km from central Ontario
Cheapest
from 174 €
Search flights

Los Angeles International

71km from central Ontario
from 179 €
Search flights

New York to Ontario: Flight information

The things to know before you go.
Cheapest flight found174 €
Cheapest month to flyMay
Average flight time6 hrs, 13 mins
Most popular airlineEtihad Airways
Average flights per week25

Finding cheap flights from New York to Ontario International: Frequently asked questions

The best price we found for a return flight from New York to Ontario International is 174 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
6 hours and 13 minutes is the average flight time from New York to Ontario International.
Etihad Airways, jetBlue and Turkish Airlines fly direct from New York to Ontario International.
As of May 2026, there are 25 flights per week flying from New York to Ontario International.
The cheapest month to fly from New York to Ontario International is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from New York to Ontario International Airport on Saturday, 30 May 2026.
Yes – the average flight time is 6 hours and 13 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ontario International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ontario is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from New York to Ontario International Airport (ONT): What you need to know

  • Start your adventure at New York John F. Kennedy International Airport (JFK), the main airport in New York. Look for flights from New York to Ontario International Airport (ONT) that take off from this base.

  • 6 hours 5 minutes is the average travel time for a direct New York to Ontario International Airport flight.

  • The timezone in Ontario is UTC-8, which is three hours behind New York. Ontario International Airport is located in Ontario.

  • New York John F. Kennedy International Airport (JFK) to Ontario International Airport (ONT) is the busiest route, with 3 direct services each week. Travel from JFK to ONT on JetBlue Airways's 6:10pm departure.

  • Get to the airport on time so you don't miss your flight from New York to ONT. Be there at least two hours ahead for international flights and an hour early for domestic departures to prevent a last-minute sprint to your gate.

  • July is a popular time to fly out. If you're heading away then or around a major holiday like Thanksgiving, show up even earlier. Aim for at least two hours ahead for domestic flights and up to four hours for international journeys.

Airports in New York

New York John F. Kennedy International Airport (JFK)

  • New York John F. Kennedy International Airport (JFK) provides a hassle-free way to reach your destination. Nonstop flights from New York to Ontario International Airport (ONT) can be booked from this terminal.

  • When leaving from JFK, you can take a direct flight from New York to Ontario International Airport with JetBlue Airways.

  • The preferred airline for passengers flying between JFK and ONT is jetBlue.

  • Among carriers on this route, jetBlue has the best track record for timely arrivals.

  • Located around 24 kilometres from the centre of New York, JFK can be reached in about 45 minutes by car, depending on traffic. The journey on public transport is roughly 50 minutes.

  • Catching an early flight from New York to Ontario International Airport? Avoid the mad dash to the terminal (and get some extra shut-eye) by choosing one of these stays near New York John F. Kennedy International Airport:

  • 73% of flights taking off from New York John F. Kennedy International Airport touch down at their destination on time.

  • You'll find JFK at JFK Airport.

Newark Liberty International Airport (EWR)

  • On public transport, you can travel from central New York to EWR in about 1 hour. The terminal is roughly 24 kilometres away, and making the trip by car will take approximately 35 minutes.

  • Catching the earliest flight? Think about checking in to one of these hotels near Newark Liberty International Airport the day before your New York to ONT flight:

  • Newark Liberty International Airport has an on-time performance of 71%. This figure gives an insight into how frequently flights that take off from this airport land at their destination on time.

  • The street address for EWR is Building 1, Conrad Road.

New York LaGuardia Airport (LGA)

  • From central New York, LGA is around 13 kilometres away. It takes roughly 30 minutes to reach the airport by car and 55 minutes or so if you take public transport.

  • Take the 'what ifs' out of departure day — stay near New York LaGuardia Airport and know you'll reach your boarding gate with time to spare. Settle in at one of these hotels the day before if you're catching an early New York to Ontario International Airport flight:

  • The on-time performance rating of LGA is 69%. In other words, that's how frequently flights from this airport arrive at their destination as planned.

  • You'll find New York LaGuardia Airport at Hangar 7 Centre.

About Ontario International Airport (ONT)

Getting from Ontario International Airport (ONT) to central Ontario

  • Central Ontario is around 10 kilometres from Ontario International Airport and takes about 15 minutes to reach by car. See what your options are for making the trip into the city, whether that's with a car hire, taxi or ride-share.

  • Travelling on public transport takes roughly 45 minutes.

How to find the cheapest flights from New York to Ontario International Airport (ONT)

  • Right now, 93 € is the lowest price we've found for a one-way ticket from New York to Ontario International Airport. The cheapest price for a return flight is 174 €. Remember fares can change due to availability at the time of booking.

  • Booking in advance is often the key to scoring a cheap flight from New York to ONT. Airlines adjust prices based on demand, so the closer you get to departure, the more you'll likely pay.

  • If you have some flexibility with your trip dates, try using the 'Whole month' tool. It'll give you the cheapest price in every month when searching for your New York to Ontario International Airport ticket.

  • Locking in a cheap plane ticket from New York to ONT couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as a lower fare pops up.

  • Save money on your flight from New York to Ontario International Airport by using filters. Choose your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from New York to Ontario International Airport (ONT)

  • It's time to decide your travel dates for your flight from New York to Ontario International Airport (ONT). July is when most people visit Ontario. If crowds aren't your thing, head there in December.

  • When booking your New York to ONT plane ticket, consider the kind of weather you prefer. August is the warmest month in Ontario, with temperatures ranging from 16ºC (61ºF) to 36ºC (97ºF).

  • If you'd rather travel in cooler conditions, search for a cheap ticket from New York to Ontario International Airport in February when temperatures are between 4ºC (39ºF) and 24ºC (75ºF).

More about Ontario

Explore more of the United States

  • Ontario has plenty going for it, but there are so many other corners of the United States just waiting to be explored. About 153 kilometres south of Ontario, a visit to San Diego will keep your itinerary packed. Start with leading attractions like San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

  • If you're eager to discover another well-known destination in the United States, head for Bakersfield, roughly 193 kilometres northwest of Ontario. Kern County Museum, Rabobank Arena, Theatre & Convention Centre and Bakersfield Museum of Art are key highlights.

Plan the rest of your trip from New York to Ontario

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.