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Cheap flights from Boston to San Juan from US$148
JetBlue Airways, Delta Air Lines and Frontier Airlines fly nonstop from Boston to San Juan, about 15 flights a week. The flight takes around 3h 53m, and the cheapest one-way fare we found recently is US$148 on 11 Nov.
Direct flights available ~15 flights a week 3h 53m Cheapest in November Prices checked 14 days ago
Boston to San Juan at a glance
Cheapest one-wayUS$148Frontier Airlines · 1 stop · Wed 11 NovFastest flight3h 53mEstimated
Nonstop flights15/wkJetBlue Airways, Delta Air Lines, Frontier Airlines
Airlines flying nonstop from Boston to San Juan
3 airlines on this route, about 15 flights a week in total (observed over the last 4 weeks).
Cheapest month to fly from Boston to San Juan
Lowest one-way fare found for each month: November is cheapest, December the most expensive.
Good to know
- Distance
- 2,703 km1,679 miles
- Flight time
- 3h 53mestimate
- Time difference
- +1hSan Juan vs Boston
- Currency in San Juan
- USD
- Airports
- BOS, PSM → SJU, SIG
Flights from Boston to San Juan: questions answered
How much is a flight from Boston to San Juan?
The cheapest one-way fare we found recently is US$148 with 1 stop, departing in November. Prices change constantly, so search your dates for the live fare.
Are there direct flights from Boston to San Juan?
Yes. JetBlue Airways, Delta Air Lines and Frontier Airlines fly this route nonstop, with about 15 flights a week in each direction.
How long is the flight from Boston to San Juan?
A nonstop flight covers 2,703 km and takes around 3h 53m.
Which airlines fly from Boston to San Juan?
JetBlue Airways, Delta Air Lines and Frontier Airlines operate nonstop flights on this route.
Which airports serve Boston and San Juan?
Boston: Boston Logan International Airport (BOS) and Portsmouth International Airport at Pease (PSM). San Juan: Luis Munoz Marin International Airport (SJU) and Fernando Luis Ribas Dominicci Airport (SIG).
What is the time difference between Boston and San Juan?
San Juan is 1 hour ahead of Boston.





