Flight Check

Best Airline: JFK to SAT

New York to San Antonio — airline reliability comparison

Delta Air Lines is the most reliable airline on the JFK to SAT route with a 87% on-time rate, compared to JetBlue Airways at 74%. Based on 1,178 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

Delta Air Lines87%
JetBlue Airways74%

JFK to SAT Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest87%2.1%82m1,178
JetBlue AirwaysB6Worst74%1.4%67m657

Route Overview

82%
Overall On-Time
77m
Avg Delay
1.9%
Cancel Rate
1,835
Total Flights
JFK to SAT Route DetailsReturn: SAT to JFK
JFK AirportSAT Airport

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