How long does it take to fly to Ontario?

On average, it takes 5h 51m to fly from New York to Ontario if you fly out of Newark (the most popular airport in New York) and into Los Angeles (the most popular airport in Ontario). If you’re flying out of New York and into Los Angeles, then the flight time is around 7h 13m.

Which airlines fly to Ontario?

Delta, American Airlines and JetBlue are the top three most popular airlines that fly to Ontario from New York according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 3 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from New York to Ontario?

Alaska Airlines and Delta are the most popular carriers operating from New York to Ontario

When did momondo last update prices for flights from New York to Ontario Airport?

Prices for flights from New York to Ontario Airport are refreshed on a daily basis.

How old do you have to be to fly from New York 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 New York to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£95 Cheap Flights from New York to Ontario in 2026

Find the cheapest flights from New York to Los Angeles

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One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

13:30 - 18:39EWR Newark-ONT Ontario

8h 09m1 stop Dallas/Fort Worth

19:46 - 12:35ONT Ontario-EWR Newark

13h 49m1 stop Dallas/Fort Worth

£263Frontier

Sun, 20 Sep - Sun, 27 Sep

18:55 - 23:48EWR Newark-ONT Ontario

7h 53m1 stop Salt Lake City

07:00 - 17:40ONT Ontario-EWR Newark

7h 40m1 stop Atlanta Hartsfield-Jackson

£281Delta

Tue, 12 Jan - Tue, 19 Jan

18:55 - 23:48EWR Newark-ONT Ontario

7h 53m1 stop Salt Lake City

07:00 - 17:40ONT Ontario-EWR Newark

7h 40m1 stop Atlanta Hartsfield-Jackson

£281Delta

Sun, 10 Jan - Wed, 20 Jan

06:00 - 11:27EWR Newark-ONT Ontario

8h 27m1 stop Atlanta Hartsfield-Jackson

07:00 - 17:40ONT Ontario-EWR Newark

7h 40m1 stop Atlanta Hartsfield-Jackson

£281Delta

Wed, 13 Jan - Wed, 20 Jan

13:23 - 18:30EWR Newark-ONT Ontario

8h 07m1 stop Atlanta Hartsfield-Jackson

17:15 - 06:00ONT Ontario-EWR Newark

9h 45m1 stop Salt Lake City

£281Delta

Fri, 4 Sep - Fri, 11 Sep

13:23 - 18:30EWR Newark-ONT Ontario

8h 07m1 stop Atlanta Hartsfield-Jackson

17:15 - 06:00ONT Ontario-EWR Newark

9h 45m1 stop Salt Lake City

£281Delta

Sat, 5 Sep - Fri, 11 Sep

13:23 - 18:30EWR Newark-ONT Ontario

8h 07m1 stop Atlanta Hartsfield-Jackson

22:00 - 10:27ONT Ontario-EWR Newark

9h 27m1 stop Atlanta Hartsfield-Jackson

£281Delta

Sat, 5 Sep - Mon, 14 Sep

12:00 - 18:30EWR Newark-ONT Ontario

9h 30m1 stop Atlanta Hartsfield-Jackson

12:00 - 00:58ONT Ontario-EWR Newark

9h 58m1 stop Atlanta Hartsfield-Jackson

£281Delta

Fri, 28 Aug - Sat, 29 Aug

16:29 - 21:52EWR Newark-ONT Ontario

8h 23m1 stop Atlanta Hartsfield-Jackson

12:00 - 00:58ONT Ontario-EWR Newark

9h 58m1 stop Atlanta Hartsfield-Jackson

£281Delta

Thu, 3 Sep - Sat, 5 Sep

06:00 - 11:06EWR Newark-ONT Ontario

8h 06m1 stop Atlanta Hartsfield-Jackson

13:24 - 23:26ONT Ontario-EWR Newark

7h 02m1 stop Salt Lake City

£281Delta

Wed, 4 Nov - Sat, 7 Nov

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Alaska Airlines flights from New York to Ontario

Our best Alaska Airlines deals on New York to Ontario flight tickets

Alaska Airlines

9 Sept

EWR06:55Newark

13h 23m

1 stop

ONT17:18Ontario

16 Sept

ONT07:12Ontario

13h 17m

1 stop

EWR23:29Newark

£288

Alaska Airlines

2 Nov

EWR07:17Newark

10h 58m

1 stop

ONT15:15Ontario

9 Nov

ONT17:52Ontario

9h 06m

1 stop

EWR05:58Newark

£292

Alaska Airlines

9 Sept

EWR07:20Newark

9h 56m

1 stop

ONT14:16Ontario

11 Sept

ONT10:47Ontario

9h 42m

1 stop

EWR23:29Newark

£293

Delta flights from New York to Ontario

Our best Delta deals on New York to Ontario flight tickets

Delta

12 Sept

EWR06:00Newark

8h 05m

1 stop

ONT11:05Ontario

19 Sept

ONT12:17Ontario

8h 40m

1 stop

EWR23:57Newark

£281

Delta

12 Sept

EWR06:00Newark

8h 05m

1 stop

ONT11:05Ontario

19 Sept

ONT12:17Ontario

8h 40m

1 stop

EWR23:57Newark

£282

Delta

31 Aug

EWR07:15Newark

8h 01m

1 stop

ONT12:16Ontario

13 Dec

ONT23:10Ontario

7h 20m

1 stop

EWR09:30Newark

£282

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Sun 20/9

13:30-18:39

1 stop8h 09m

Ontario

Sun 27/9

19:46-12:35

1 stop13h 49m

£263

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Tue 12/1

18:55-23:48

1 stop7h 53m

Ontario

Tue 19/1

07:00-17:40

1 stop7h 40m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Sun 10/1

18:55-23:48

1 stop7h 53m

Ontario

Wed 20/1

07:00-17:40

1 stop7h 40m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Wed 13/1

06:00-11:27

1 stop8h 27m

Ontario

Wed 20/1

07:00-17:40

1 stop7h 40m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Fri 4/9

13:23-18:30

1 stop8h 07m

Ontario

Fri 11/9

17:15-06:00

1 stop9h 45m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Sat 5/9

13:23-18:30

1 stop8h 07m

Ontario

Fri 11/9

17:15-06:00

1 stop9h 45m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Sat 5/9

13:23-18:30

1 stop8h 07m

Ontario

Mon 14/9

22:00-10:27

1 stop9h 27m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Fri 28/8

12:00-18:30

1 stop9h 30m

Ontario

Sat 29/8

12:00-00:58

1 stop9h 58m

£281

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Thu 3/9

16:29-21:52

1 stop8h 23m

Ontario

Sat 5/9

12:00-00:58

1 stop9h 58m

£281

Fastest return journey

NewarkOntario

EWR Newark - ONT Ontario

EWRONT

Newark

Wed 4/11

06:00-11:06

1 stop8h 06m

Ontario

Sat 7/11

13:24-23:26

1 stop7h 02m

£281

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between New York and Ontario?

Prices are currently typical for flights on this route.

Typical prices usually range from £227 to £316.
The lowest price recently found on this route was £263.

What is the cheapest month to fly to Ontario?

The month of September is, on average, the cheapest month to fly to Ontario from New York, with most prices found around £236. If you’re not able to fly to Ontario in September, then October is your next best option. Flight prices from New York to Ontario during October average around £256.

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

You are more likely to see cheaper flights to Ontario from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around £308 when searching weeks before you fly. 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 £124 on momondo.

Can stopping save me money on New York to Ontario flights?

You could potentially save up to 48% on your flight if you consider stops on a New York to Ontario flight.

How have New York to Ontario flight prices changed over time?

As of August 2026, prices for New York to Ontario flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from New York to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from New York to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

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

Fastest flight time	8h 01m
Direct flights	None

The fastest flight from New York to Ontario takes 8h 01m

There are no direct flights from New York to Ontario. There are no popular flight routes from New York to Ontario.

Search flight deals

Frequently asked questions about flying from New York to Ontario

How far is New York to Ontario by plane?
A flight from New York to Ontario will travel around 2413.4 mi. In terms of flight time, this usually takes a little over 8h 01m.
When did momondo last update prices for flights from New York to Ontario Airport?
Prices for flights from New York to Ontario Airport are refreshed on a daily basis.
How old do you have to be to fly from New York 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 New York to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from New York to Ontario?
momondo data reveals that the most frequently booked plane model on the route from New York to Ontario is Airbus A321-100/200, representing 36.92% of all bookings. The subsequent popular models are Airbus A318/A319/A320/A321 at 17.72%, Airbus A321neo at 5.06%, and Airbus A330-900neo at 4.64%.

Why use momondo?

Why should I use momondo to find a flight deal from New York to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Ontario . Millions of users trust and use momondo every year so you are in good hands.

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?

Price alerts on flights to Ontario from New York are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.