How long does it take to fly to Ontario?

On average, it takes 5h 57m 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 21m.

Which airlines fly to Ontario?

JetBlue, Delta and American Airlines are the top three most popular airlines that fly to Ontario from New York according to our data. JetBlue is the first choice among our users, with 34% of people opting to fly with this airline when travelling to Ontario. Keep in mind that there are 6 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, United 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.

£90 Cheap Flights from New York to Ontario in 2025/26

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Find the cheapest flights from New York to Los Angeles

Round-trip

One-way

Last minute

Cheap return flights

16:25 - 23:32EWR-ONT

10h 07m1 stop

06:00 - 18:29ONT-EWR

9h 29m1 stop

£180Alaska Airlines

Find Deal

Fri, 7 Nov - Fri, 14 Nov

07:30 - 15:17EWR-ONT

10h 47m1 stop

06:00 - 18:29ONT-EWR

9h 29m1 stop

£180Alaska Airlines

Find Deal

Wed, 5 Nov - Wed, 12 Nov

07:00 - 12:13EWR-ONT

8h 13m1 stop

05:05 - 17:20ONT-EWR

9h 15m1 stop

£181United Airlines

Find Deal

Wed, 15 Oct - Wed, 22 Oct

07:30 - 15:17EWR-ONT

10h 47m1 stop

06:00 - 18:29ONT-EWR

9h 29m1 stop

£182Alaska Airlines

Find Deal

Wed, 5 Nov - Sat, 15 Nov

07:00 - 12:13EWR-ONT

8h 13m1 stop

05:05 - 17:20ONT-EWR

9h 15m1 stop

£183United Airlines

Find Deal

Wed, 22 Oct - Sat, 25 Oct

07:30 - 15:17EWR-ONT

10h 47m1 stop

06:00 - 18:29ONT-EWR

9h 29m1 stop

£184Alaska Airlines

Find Deal

Wed, 5 Nov - Thu, 13 Nov

08:00 - 07:52EWR-ONT

26h 52m1 stop

12:05 - 09:05ONT-EWR

18h 00m2 stops

£197Multiple Airlines

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Sat, 1 Nov - Sat, 8 Nov

06:55 - 12:16EWR-ONT

8h 21m1 stop

16:49 - 05:46ONT-EWR

9h 57m1 stop

£203Delta

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Sat, 8 Nov - Mon, 10 Nov

12:55 - 22:41EWR-ONT

12h 46m2 stops

06:00 - 17:41ONT-EWR

8h 41m1 stop

£207Delta

Find Deal

Sat, 8 Nov - Tue, 18 Nov

22:00 - 18:49EWR-ONT

23h 49m2 stops

07:39 - 23:27ONT-EWR

12h 48m1 stop

£226Multiple Airlines

Find Deal

Thu, 30 Oct - Thu, 6 Nov

Delta flights from New York to Ontario

Our best Delta deals on New York to Ontario flight tickets

Delta

8 Nov

EWR06:55Newark

8h 21m

1 stop

ONT12:16Ontario

11 Nov

ONT22:25Ontario

8h 11m

1 stop

EWR09:36Newark

£203

Find similar

Delta

8 Nov

EWR06:55Newark

8h 21m

1 stop

ONT12:16Ontario

11 Nov

ONT22:25Ontario

11h 05m

2 stops

EWR12:30Newark

£207

Find similar

Delta

7 Nov

EWR15:34Newark

9h 48m

1 stop

ONT22:22Ontario

8 Nov

ONT13:15Ontario

7h 41m

1 stop

EWR23:56Newark

£224

Find similar

United Airlines flights from New York to Ontario

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

United Airlines

15 Oct

EWR07:00Newark

8h 13m

1 stop

ONT12:13Ontario

22 Oct

ONT05:05Ontario

9h 15m

1 stop

EWR17:20Newark

£181

Find similar

United Airlines

22 Oct

EWR07:00Newark

8h 13m

1 stop

ONT12:13Ontario

25 Oct

ONT05:05Ontario

9h 15m

1 stop

EWR17:20Newark

£183

Find similar

United Airlines

8 Oct

EWR06:15Newark

8h 58m

1 stop

ONT12:13Ontario

20 Oct

ONT18:27Ontario

8h 13m

1 stop

EWR05:40Newark

£185

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NewarkOntario

EWR - ONT

EWRONT

Newark

Fri 7/11

16:25-23:32

1 stop10h 07m

Ontario

Fri 14/11

06:00-18:29

1 stop9h 29m

£180

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 5/11

07:30-15:17

1 stop10h 47m

Ontario

Wed 12/11

06:00-18:29

1 stop9h 29m

£180

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 15/10

07:00-12:13

1 stop8h 13m

Ontario

Wed 22/10

05:05-17:20

1 stop9h 15m

£181

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 5/11

07:30-15:17

1 stop10h 47m

Ontario

Sat 15/11

06:00-18:29

1 stop9h 29m

£182

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 22/10

07:00-12:13

1 stop8h 13m

Ontario

Sat 25/10

05:05-17:20

1 stop9h 15m

£183

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 5/11

07:30-15:17

1 stop10h 47m

Ontario

Thu 13/11

06:00-18:29

1 stop9h 29m

£184

NewarkOntario

EWR - ONT

EWRONT

Newark

Sat 1/11

08:00-07:52

1 stop26h 52m

Ontario

Sat 8/11

12:05-09:05

2 stops18h 00m

£197

NewarkOntario

EWR - ONT

EWRONT

Newark

Sat 8/11

06:55-12:16

1 stop8h 21m

Ontario

Mon 10/11

16:49-05:46

1 stop9h 57m

£203

NewarkOntario

EWR - ONT

EWRONT

Newark

Sat 8/11

12:55-22:41

2 stops12h 46m

Ontario

Tue 18/11

06:00-17:41

1 stop8h 41m

£207

NewarkOntario

EWR - ONT

EWRONT

Newark

Thu 30/10

22:00-18:49

2 stops23h 49m

Ontario

Thu 6/11

07:39-23:27

1 stop12h 48m

£226

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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

Prices

Airlines

Other information

What is the cheapest month to fly to Ontario?

The month of July is, on average, the cheapest month to fly to Ontario from New York, with most prices found around £214. If you’re not able to fly to Ontario in July, then September is your next best option. Flight prices from New York to Ontario during September average around £214.

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 weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around £264 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 £173 on momondo.

What cabin class options are available on New York to Ontario flights?

There is only 1 cabin class 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.

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

You could potentially save up to 15% 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 September 2025, prices for New York to Ontario flights are approximately 14% more expensive 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

Direct flights	None

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

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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 7h 46m.
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 A318/A319/A320/A321, representing 25.24% of all bookings. The subsequent popular models are Airbus A321-100/200 at 19.34%, Boeing 737 MAX 9 at 13.44%, and Airbus A321neo at 12.03%.

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.