Flight Check

Best Airline: BOS to JAX

Boston to Jacksonville — airline reliability comparison

Delta Air Lines is the most reliable airline on the BOS to JAX route with a 80% on-time rate, compared to Republic Airways at 76%. Based on 1,207 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Delta Air Lines80%
JetBlue Airways76%
Republic Airways76%

BOS to JAX Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest80%1.6%80m1,207
JetBlue AirwaysB676%2.0%72m2,110
Republic AirwaysYXWorst76%2.3%58m1,613

Route Overview

77%
Overall On-Time
72m
Avg Delay
1.8%
Cancel Rate
4,960
Total Flights
BOS to JAX Route DetailsReturn: JAX to BOS
BOS AirportJAX Airport

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