JetBlue Airways is the most reliable airline on the SJU to BDL route with a 69% on-time rate, compared to Spirit Airlines at 51%. Based on 2,438 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SJU to BDL
San Juan to Hartford — airline reliability comparison
On-Time Rate by Airline
JetBlue Airways69%
Frontier Airlines57%
Spirit Airlines51%
SJU to BDL Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| JetBlue AirwaysB6Best | 69% | 1.5% | 75m | 2,438 |
| Frontier AirlinesF9 | 57% | 1.9% | 72m | 1,060 |
| Spirit AirlinesNKWorst | 51% | 2.3% | 69m | 86 |
Route Overview
65%
Overall On-Time
76m
Avg Delay
1.6%
Cancel Rate
3,597
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.