Direct flights from Boston to San Juan BOS → SJU
Delta Air Lines, Frontier Airlines, JetBlue Airways and Spirit Airlines operate nonstop flights from Boston (BOS) to San Juan (SJU). The nonstop flight takes around ~3h 23m, covering 1,679 miles (2,702 km) and operates multiple daily. Round-trip fares currently start at $313, with a typical fare around $450 across 32 recent fare combinations. Updated 28 June 2026.
60-day flexibility overview based on 32 recent fares across the next 60 days
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Delta Air Lines
DL
Frontier Airlines
F9
JetBlue Airways
B6
Spirit Airlines
NK
Departure Schedule next 7 days
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Frequently asked questions
Is there a direct flight from Boston to San Juan?
Yes, Delta Air Lines, Frontier Airlines and 2 more airlines operate nonstop flights from Boston (BOS) to San Juan (SJU).
Which airlines fly direct from Boston to San Juan?
Delta Air Lines, Frontier Airlines, JetBlue Airways, Spirit Airlines operate nonstop flights from Boston to San Juan.
How long is the flight from Boston to San Juan?
The nonstop flight from Boston to San Juan takes ~3h 23m (approximately 2702 km).
How often do direct flights operate from Boston to San Juan?
Nonstop flights from Boston to San Juan operate multiple daily.
How much is a round-trip flight from Boston to San Juan?
Round-trip flights from Boston (BOS) to San Juan (SJU) start at $313, with a typical fare around $450. Based on 32 recent fare combinations.