Flight Check

Best Airline: SLC to BOS

Salt Lake City to Boston — airline reliability comparison

Delta Air Lines is the most reliable airline on the SLC to BOS route with a 83% on-time rate, compared to JetBlue Airways at 66%. Based on 3,671 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 Lines83%
JetBlue Airways66%

SLC to BOS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest83%0.6%60m3,671
JetBlue AirwaysB6Worst66%2.1%90m923

Route Overview

79%
Overall On-Time
70m
Avg Delay
0.9%
Cancel Rate
4,618
Total Flights
SLC to BOS Route DetailsReturn: BOS to SLC
SLC AirportBOS Airport

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