Flight Check

Best Airline: DEN to JFK

Denver to New York — airline reliability comparison

Frontier Airlines is the most reliable airline on the DEN to JFK route with a 86% on-time rate, compared to JetBlue Airways at 66%. Based on 41 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

Frontier Airlines86%
Delta Air Lines84%
JetBlue Airways66%

DEN to JFK Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Frontier AirlinesF9Best86%0.0%114m41
Delta Air LinesDL84%2.0%79m3,396
JetBlue AirwaysB6Worst66%3.1%96m1,989

Route Overview

77%
Overall On-Time
90m
Avg Delay
2.5%
Cancel Rate
5,434
Total Flights
DEN to JFK Route DetailsReturn: JFK to DEN
DEN AirportJFK Airport

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