Flight Check

Best Airline: ONT to JFK

Ontario to New York — airline reliability comparison

JetBlue Airways is the most reliable airline on the ONT to JFK route with a 69% on-time rate. Based on 922 flights tracked.

This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

JetBlue Airways69%

ONT to JFK Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
JetBlue AirwaysB6Best69%2.1%125m922

Route Overview

68%
Overall On-Time
124m
Avg Delay
2.2%
Cancel Rate
922
Total Flights
ONT to JFK Route DetailsReturn: JFK to ONT
ONT AirportJFK Airport

Flying out of ONT? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

Free. No account needed.

Data last updated October 2026. Source: Bureau of Transportation Statistics.