Cheap flights from Ontario to New York (ONT-LGA)

Good to Know: Cheapest and Fastest ONT - LGA Flights

Useful information for finding best airline tickets from Ontario International to La Guardia on your next trip.

Cheapest Round Trip Flight

$237

Southwest Airlines • 1 stop • 10h 55m

Sep 08 – Sep 13

The cheapest round trip flight from Ontario to New York (ONT-LGA-ONT) is currently $237

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Cheapest One way Flight

$325

Southwest Airlines • 1 stop • 18h 55m

Jul 01

The cheapest one way flight from Ontario to New York (ONT-LGA) is currently $325

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Fastest Flight

10h 55m

The fastest nonstop flight from Ontario to New York (ONT-LGA) takes 10h 55m

Top Airlines Flying from Ontario to New York

Southwest Airlines

United Airlines

American Airlines

Delta Airlines

Latest Flight Deals from Ontario (ONT) to New York (LGA)

Compare and book low fare round-trip air tickets from Ontario to New York. Ideal for travelers with confirmed return itineraries.

Sep 08 - Sep 13, Economy

Ontario → New York

10h 55m

7:00 AM - 4:55 PM • 1 stop

Ontario → New York

13h 50m

8:30 AM - 2:00 PM • 1 stop

$237

Southwest Airlines

Sep 08 - Sep 13, Economy

Ontario → New York

15h 6m

7:05 AM - 7:11 PM • 1 stop

Ontario → New York

13h 27m

6:00 AM - 11:07 AM • 1 stop

$237

Delta Airlines

Sep 08 - Sep 13, Economy

Ontario → New York

13h 45m

12:17 PM - 11:42 PM • 1 stop

Ontario → New York

13h 45m

11:10 AM - 4:35 PM • 1 stop

$237

Delta Airlines

Sep 08 - Sep 13, Economy

Ontario → New York

14h

10:55 AM - 10:35 PM • 1 stop

Ontario → New York

16h 55m

6:55 AM - 2:10 PM • 1 stop

$381

Southwest Airlines

Sep 08 - Sep 13, Economy

Ontario → New York

31h 40m

1:50 PM - 11:50 AM • 1 stop

Ontario → New York

16h 55m

6:55 AM - 2:10 PM • 1 stop

$429

Southwest Airlines

Sep 08 - Sep 13, Economy

Ontario → New York

20h 35m

7:00 AM - 10:35 PM • 1 stop

Ontario → New York

16h 55m

6:55 AM - 2:10 PM • 1 stop

$451

Southwest Airlines

Explore competitive one-way airfare options for ONT - LGA flights. Best suited for flexible or open-ended travel plans.

Jul 01, Economy

Ontario → New York

18h 55m

5:45 AM - 8:20 PM • 1 stop

$325

Southwest Airlines

Jul 01, Economy

Ontario → New York

19h 10m

8:15 AM - 11:05 PM • 1 stop

$354

Southwest Airlines

Jul 01, Economy

Ontario → New York

15h 5m

8:15 AM - 8:20 PM • 1 stop

$434

Southwest Airlines

Jul 01, Economy

Ontario → New York

15h 40m

9:45 AM - 10:25 PM • 1 stop

$434

Southwest Airlines

Jul 01, Economy

Ontario → New York

12h 26m

5:00 AM - 3:46 PM • 1 stop

$490

United Airlines

Jul 01, Economy

Ontario → New York

30h 5m

2:50 PM - 11:55 AM • 1 stop

$730

Southwest Airlines

Flying to New York soon? We've surfaced some of the most affordable last-minute flights from Ontario to New York, ideal for urgent plans or spontaneous trips.

Jul 01, Economy

Ontario → New York

18h 55m

5:45 AM - 8:20 PM • 1 stop

$325

Southwest Airlines

Jul 01, Economy

Ontario → New York

19h 10m

8:15 AM - 11:05 PM • 1 stop

$354

Southwest Airlines

Jul 01, Economy

Ontario → New York

15h 5m

8:15 AM - 8:20 PM • 1 stop

$434

Southwest Airlines

Jul 01, Economy

Ontario → New York

15h 40m

9:45 AM - 10:25 PM • 1 stop

$434

Southwest Airlines

Jul 01, Economy

Ontario → New York

12h 26m

5:00 AM - 3:46 PM • 1 stop

$490

United Airlines

Jul 01, Economy

Ontario → New York

30h 5m

2:50 PM - 11:55 AM • 1 stop

$730

Southwest Airlines

Fly from Ontario to New York with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to New York? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to New York Flights

What are the airports in Ontario?

ONT

What’s the most popular airline flying from ONT to LGA?

The most popular airline flying from Ontario to New York are

Can I fly from ONT to LGA non-stop?

Which airlines fly nonstop between Ontario and New York?

The non-stop flights between Ontario and New York are .

What’s the earliest departure time from ONT to LGA Airport?

The earliest flight leaves ONT at 5:00 am and lands in LGA - La Guardia

What are the airports in New York?

JFK,LGA,EWR

Can I make changes to my Ontario to New York flight tickets or cancel them on FareLeaders.com?

No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.

Can I cancel my flight tickets from ONT to LGA?

Read the fare rules of the Ontario to New York air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.

Which airline alliances offer flights from Ontario and New York?

operate flights between Ontario and New York

How long does a flight from Ontario to New York take?

It takes approximately 5 hour to fly non-stop from ONT to LGA, which is 2423.89 miles by air.

Which airlines provide the cheapest flights from Ontario (ONT) to New York (LGA) ?

In the past couple of days, the cheapest tickets to LGA from ONT were found on WN : USD 325

Do I need a passport to fly between ONT and LGA?

What’s the latest departure time from ONT to LGA ?

The last flight leaves ONT at 2:50 pm

Ontario (ONT) to New York (LGA): Airport Information

Origin Airport	Ontario International , Ontario, US
Destination Airport	La Guardia , New York, US
Distance	2424 miles

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Cheap Flight Tickets from Ontario (ONT) to New York (LGA), Starting at $237

Good to Know: Cheapest and Fastest ONT - LGA Flights

Top Airlines Flying from Ontario to New York

Southwest Airlines

United Airlines

American Airlines

Delta Airlines

Latest Flight Deals from Ontario (ONT) to New York (LGA)

Compare and book low fare round-trip air tickets from Ontario to New York. Ideal for travelers with confirmed return itineraries.

Explore competitive one-way airfare options for ONT - LGA flights. Best suited for flexible or open-ended travel plans.

Flying to New York soon? We've surfaced some of the most affordable last-minute flights from Ontario to New York, ideal for urgent plans or spontaneous trips.

Fly from Ontario to New York with the Best Airfare Deals on FareLeaders

FAQs on Ontario to New York Flights

Ontario (ONT) to New York (LGA): Airport Information

More Flight Options for Ontario (ONT) and New York (LGA)

More Flight Options from Ontario

More Flight Options to New York

Other Related Flights

Why Fareleaders for ONT to LGA Plane Tickets