April is by far the best month, wherein you can get cheapest flights for Boston to San Juan. Meanwhile, April is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

BOS
15:20
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
00:56
San Juan
Luis Munoz Marin International Airport
Fri, 19 Dec 2025

BOS
08:10
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
13:10
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
05:01
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
10:00
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
06:45
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
14:40
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
10:50
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
19:43
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
05:59
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
13:46
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
17:05
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
02:59
San Juan
Luis Munoz Marin International Airport
Fri, 19 Dec 2025

BOS
06:45
Boston
General Edward Lawrence Logan International Airport
Fri , 19 Dec 2025

SJU
14:40
San Juan
Luis Munoz Marin International Airport
Fri, 19 Dec 2025

BOS
09:59
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
17:20
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
05:20
Boston
General Edward Lawrence Logan International Airport
Thu , 18 Dec 2025

SJU
13:17
San Juan
Luis Munoz Marin International Airport
Thu, 18 Dec 2025

BOS
05:50
Boston
General Edward Lawrence Logan International Airport
Fri , 19 Dec 2025

SJU
13:46
San Juan
Luis Munoz Marin International Airport
Fri, 19 Dec 2025










Flying from Boston to San Juan has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.
The air route between Boston to San Juan is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between General Edward Lawrence Logan International Airport (BOS) and Luis Munoz Marin International Airport (SJU). You can expect a flight distance of approximately 2701 km, and most direct services cover it in around 07:44.
Let’s take a closer look at everything you need to know before booking your flight from Boston to San Juan.
| Flight Details | Information |
|---|---|
| Route Distance | 2701 km |
| Average Flight Time | 07:44 hrs |
| Departure Airport | General Edward Lawrence Logan International Airport (BOS) |
| Arrival Airport | Luis Munoz Marin International Airport (SJU) |
| Cabin Classes Available | Economy Class, Premium Economy, Business Class, First Class |
| Direct Flights | YES |
| Common Airlines | JetBlue Airways, Delta Airlines, United Airlines, American Airlines |
The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.