฿8,825 Cheap Flights from New York (LGA) to Ontario (ONT)

View ฿8,825 flight on Sun, 24 Aug 2025Opens in a new window

Popular airlines from LaGuardia Airport (LGA) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from New York (LGA) to Ontario (ONT)

Prices were available within the past 7 days and start at ฿8,825 for one-way flights and ฿17,650 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿17,650 Return, found 6 hours ago
฿17,650
Return
found 6 hours ago
Select Delta flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿17,650 found 6 hours ago
Delta
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿19,280 Return, found 6 hours ago
฿19,280
Return
found 6 hours ago
Select Delta flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿19,280 found 6 hours ago
United
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,225 Return, found 6 hours ago
฿20,225
Return
found 6 hours ago
Select United flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,225 found 6 hours ago
Delta
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,555 Return, found 6 hours ago
฿20,555
Return
found 6 hours ago
Select Delta flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,555 found 6 hours ago
American Airlines
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,745 Return, found 6 hours ago
฿20,745
Return
found 6 hours ago
Select American Airlines flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,745 found 6 hours ago
American Airlines
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,905 Return, found 6 hours ago
฿20,905
Return
found 6 hours ago
Select American Airlines flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,905 found 6 hours ago
United
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,905 Return, found 6 hours ago
฿20,905
Return
found 6 hours ago
Select United flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,905 found 6 hours ago
Delta
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿20,910 Return, found 6 hours ago
฿20,910
Return
found 6 hours ago
Select Delta flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿20,910 found 6 hours ago
Delta
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿21,075 Return, found 6 hours ago
฿21,075
Return
found 6 hours ago
Select Delta flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿21,075 found 6 hours ago
United
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿21,500 Return, found 6 hours ago
฿21,500
Return
found 6 hours ago
Select United flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿21,500 found 6 hours ago
American Airlines
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿21,690 Return, found 6 hours ago
฿21,690
Return
found 6 hours ago
Select American Airlines flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿21,690 found 6 hours ago
United
Sun, 24 Aug - Wed, 27 Aug
LGA
New York
ONT
Ontario
฿21,855 Return, found 6 hours ago
฿21,855
Return
found 6 hours ago
Select United flight, departing Sun, 24 Aug from New York to Ontario, returning Wed, 27 Aug, priced at ฿21,855 found 6 hours ago

Find the cheapest month to fly from New York (LGA) to Ontario (ONT)

September is typically the cheapest month to fly

From ฿4,495 - ฿17,042 per traveller.

Graph displaying average flight prices per month

Flight from New York to Ontario route information
Origin airport
LaGuardia
Destination airport
Los Angeles - Ontario Intl.
Return price
฿17,650
Distance
3868 km

Perfect flights from New York to Ontario

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from New York to Ontario. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible LaGuardia to Los Angeles - Ontario Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿8,825 and roundtrip prices from ฿17,650. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Los Angeles - Ontario Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Ontario.

Frequently asked questions

How much is a flight from LGA to Ontario Airport?
If you're planning on travelling from LaGuardia Airport (LGA) to Ontario Airport, round-trip flights start from ฿17,650. This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from LGA to Ontario Airport?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from LaGuardia Airport (LGA) to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for LGA to Los Angeles - Ontario Intl. Airport (ONT) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from LaGuardia Airport (LGA) to Los Angeles - Ontario Intl. Airport (ONT)?
The flying distance between LaGuardia Airport (LGA) and Ontario Airport is 3,900 kilometres. Sneak in a nap or bury your nose in a book and the journey will zip on by.
Which airlines fly direct from LGA to Los Angeles - Ontario Intl. Airport (ONT)?
Currently, no airlines offer direct flights from LGA to Ontario Airport. You'll have to book a flight with at least one stop. To score the best price and connections, lock in your fare well ahead of time.
Are LaGuardia Airport to Los Angeles - Ontario Intl. Airport (ONT) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from LaGuardia Airport to ONT at the last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd rather not take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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