What is the cheapest month to fly from Ontario to New York?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Ontario (ONT) to New York (JFK), with fares starting from $138.

What is the lowest current fare from ONT to JFK?

The lowest currently-listed fare from Ontario (ONT) to New York (JFK) is $138 on 2026-08-19.

How long is the flight from Ontario to New York?

Direct flights from ONT to JFK cover approximately 3,900 km (2,423 miles), with an estimated flight time of 4h 35m. Operating airlines: B6.

Cheap flights from Ontario to New York

Cheapest current fares: $138 in August 2026, 3,900 km direct flight in ~4h 35m.

Last updated July 24, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Ontario (ONT) to New York (JFK). Refreshed daily.

Ontario (ONT) → New York (JFK)

August 2026 $138
September 2026 $167
July 2026 $226

Frequently asked questions

What is the cheapest month to fly from Ontario to New York?

Based on current 6-month forward fare data, August 2026 is the cheapest month to fly from Ontario (ONT) to New York (JFK), with fares starting from $138.
What is the lowest current fare from ONT to JFK?

The lowest currently-listed fare from Ontario (ONT) to New York (JFK) is $138 on 2026-08-19.
How long is the flight from Ontario to New York?

Direct flights from ONT to JFK cover approximately 3,900 km (2,423 miles), with an estimated flight time of 4h 35m. Operating airlines: B6.

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