Flight Check

Best Airline: CLE to SJU

Cleveland to San Juan — airline reliability comparison

Frontier Airlines is the most reliable airline on the CLE to SJU route with a 60% on-time rate. Based on 478 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

Frontier Airlines60%

CLE to SJU Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Frontier AirlinesF9Best60%2.9%77m478

Route Overview

62%
Overall On-Time
79m
Avg Delay
2.7%
Cancel Rate
478
Total Flights
CLE to SJU Route DetailsReturn: SJU to CLE
CLE AirportSJU Airport

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