Flight Check

Best Airline: BOS to AUS

Boston to Austin — airline reliability comparison

American Airlines is the most reliable airline on the BOS to AUS route with a 79% on-time rate, compared to Southwest Airlines at 66%. Based on 1,011 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

American Airlines79%
Delta Air Lines74%
JetBlue Airways73%
Southwest Airlines66%

BOS to AUS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
American AirlinesAABest79%0.8%80m1,011
Delta Air LinesDL74%1.6%81m3,037
JetBlue AirwaysB673%1.1%60m1,369
Southwest AirlinesWNWorst66%0.9%54m330

Route Overview

74%
Overall On-Time
75m
Avg Delay
1.3%
Cancel Rate
5,784
Total Flights
BOS to AUS Route DetailsReturn: AUS to BOS
BOS AirportAUS Airport

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