Cheap flights from New York City to Ontario

Travel > North America > United States > New York City to Ontario flights

Check our current prices for flights from New York City to Ontario. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from New York City to Ontario, you will need to run a search below.

Search and Compare cheap Flights

Enter your travel details:Step 1

Flight only
Flight + HotelSave up to 30% on vacations

From (city or airport):
Rooms: 1 2 3 4 5 6
Travelers: 1 2 3 4 5 6
To (city or airport):
Depart (mm/dd/yyyy):
Return (mm/dd/yyyy):
Weekly newsletter (optional)

Select merchants to compare:Step 2

 

From $138 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Ontario airfares from $138/RT are provided by Cheapoair.com. Outbound flight is leaving on 02/11/2025, 10:00 pm from New York Ny/newark La Guardia (LGA) airport and arrives at Ontario Int`l (ONT) at 06:07 am. The flight time is 8 hours and 7 minutes. The Returning flight departes on 02/26/2025, 12:49 am (other return dates are also available). Date posted: 12 Nov 2024

Price evolution for flights From New York City To Ontario

Recent Deals on Flights from New York City to Ontario:Roundtrip / Oneway

• $138 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (LGA)	Ontario, CA (ONT)	02/11/2025	10:00 pm
  Ontario, CA (ONT)	New York, NY (LGA)	02/26/2025	12:49 am

  cheapoair.com check price
• $238 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	12/08/2024	07:59 am
  Ontario, CA (ONT)	New York, NY (JFK)	12/14/2024	03:56 pm

  cheapoair.com check price
• $255 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	01/01/2025	07:59 am
  Ontario, CA (ONT)	New York, NY (JFK)	01/10/2025	01:43 pm

  cheapoair.com check price
• $258 Multiple Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	01/01/2025	07:59 am
  Ontario, CA (ONT)	New York, NY (JFK)	01/10/2025	05:25 am

  cheapoair.com check price
• $304 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (LGA)	Ontario, CA (ONT)	12/08/2024	10:59 pm
  Ontario, CA (ONT)	New York, NY (LGA)	12/14/2024	08:04 am

  cheapoair.com check price
• $75 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (LGA)	Ontario, CA (ONT)	12/09/2024	10:59 pm

  cheapoair.com check price
• $75 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	01/11/2025	07:59 am

  cheapoair.com check price
• $95 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	02/04/2025	07:59 am

  cheapoair.com check price
• $155 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (LGA)	Ontario, CA (ONT)	01/11/2025	10:00 pm

  cheapoair.com check price
• $179 Frontier Airlines 

  From	To	Departure	Time
  New York, NY (JFK)	Ontario, CA (ONT)	12/09/2024	07:59 am

  cheapoair.com check price