Flight Check

Best Airline: JFK to IAD

New York to Washington — airline reliability comparison

Endeavor Air is the most reliable airline on the JFK to IAD route with a 90% on-time rate, compared to SkyWest Airlines at 76%. Based on 485 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

Endeavor Air90%
Republic Airways84%
SkyWest Airlines76%

JFK to IAD Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Endeavor Air9EBest90%0.8%54m485
Republic AirwaysYX84%1.0%65m230
SkyWest AirlinesOOWorst76%2.1%90m1,194

Route Overview

80%
Overall On-Time
83m
Avg Delay
1.6%
Cancel Rate
1,943
Total Flights
JFK to IAD Route DetailsReturn: IAD to JFK
JFK AirportIAD Airport

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