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ONT to JFK: distance & flight time
Ontario (Ontario International Airport) → New York (John F Kennedy International Airport)
2,424 mi
3,901 km · 2,106 nm
5h 13m
estimated nonstop flight time
+3h
time difference · heading northeast
See live ONT→JFK fares Phone-only fares on this route — call free
Flight time details
2,424 miles nonstop takes roughly 5h 13m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- ONT — Ontario International Airport · Ontario, United States
- JFK — John F Kennedy International Airport · New York, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near JFK
- LGA · La Guardia Airport11 mi away
- EWR · Newark Liberty International Airport21 mi away
- JRB · Downtown-Manhattan/Wall St Heliport13 mi away
- JRA · West 30th St. Heliport14 mi away
Frequently asked questions
How far is ONT from JFK?
The flight distance from Ontario (ONT) to New York (JFK) is 2,424 miles (3,901 km, 2,106 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to JFK?
A nonstop flight takes about 5h 13m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Ontario and New York?
New York is 3 hours ahead of Ontario.
What is the cheapest way to fly from ONT to JFK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–JFK that never appear on search engines, with no booking fees.