- Cheapest roundtrip flight
- from€515
- Fastest flight
- non-stop flights
- 28x / week
- Flight distance
- 2,705 km
- Time difference
- none
- Most popular airlines
- JetBlue Airways
- Delta Air Lines
- JetBlue Airways
Flight schedule from Boston (BOS) to San Juan (Puerto Rico) (SJU)
Select a travel date in the flight schedule for the route from Boston (BOS) to San Juan (Puerto Rico) (SJU) and compare affordable flight deals.
offers
Active filtersnone
Matching outbound flightsBOS–SJU · 7 of 7
fromto
dep.arr.
durationstopovers
- September 13 – 19, 2026
- September 20 – 26, 2026
- Sep 27 – Oct 3, 2026
No flights could be found for the active filters.
- BOSSJU1 stopover
- BOSSJU1 stopover
- BOSSJUnonstop
- BOSSJUnonstop
- BOSSJU1 stopover
- BOSSJUnonstop
- BOSSJUnonstop
Tips and tricks to help you find cheap flights from Boston to San Juan (Puerto Rico)
Favorite airline: Spirit Airlines
81 % of bookings on this flight route are made with Spirit Airlines, American Airlines and Delta.
Spirit Airlines
43 %
American Airlines
24 %
Delta
14 %
Important flight information
Frequently Asked Questions (FAQ)
How long is the flight from Boston to San Juan (Puerto Rico)?
A nonstop flight from Boston to San Juan (Puerto Rico) typically takes around 4 hours 5 minutes. If you choose a connecting flight, allow more travel time. Typical one-stop itineraries take around 14 hours 47 minutes. For the quickest trip, a nonstop flight is usually the most comfortable choice.
Are there nonstop flights from Boston to San Juan (Puerto Rico)?
Yes, there are nonstop flights from Boston to San Juan (Puerto Rico), averaging around 4 to 5 flights per day, operated by, among others, JetBlue Airways and Delta. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
Which airlines fly from Boston to San Juan (Puerto Rico)?
Direct flights from Boston to San Juan (Puerto Rico) are operated by, among others, JetBlue Airways and Delta. Connecting flights with one stop are also available, for example with American Airlines (via Philadelphia, Charlotte) and United Airlines (via Newark). If travel time matters to you, a direct flight is usually the most convenient option. Connecting flights often give you more choice of departure times and airlines.
On which days are there nonstop flights from Boston to San Juan (Puerto Rico)?
Nonstop flights from Boston to San Juan (Puerto Rico) operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
How many flights are there per day from Boston to San Juan (Puerto Rico)?
On the route from Boston to San Juan (Puerto Rico), there are on average around 4 to 5 flights per day. The number of flights can vary by day of the week and season. If you are flexible with your dates, it is worth comparing several departure days.
How many flights per week are there from Boston to San Juan (Puerto Rico)?
From Boston to San Juan (Puerto Rico), there are around 28 to 29 flights per week. This means you usually have connections available on several days and at various times. Beyond the price, it is worth comparing flight duration, airline, and any potential additional fees.
When does the first flight from Boston to San Juan (Puerto Rico) depart?
The earliest nonstop flight from Boston to San Juan (Puerto Rico) usually departs at 5:01 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in San Juan (Puerto Rico).
When does the last flight from Boston to San Juan (Puerto Rico) depart?
The last nonstop flight from Boston to San Juan (Puerto Rico) usually departs at 10:55 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.