Cheap flights from Boston, MA to San Juan, United States

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Book your trip to arrive at Luis Muñoz Marín International, or Fernando Luis Ribas Dominicci. The distance between Boston and San Juan is 2705 km. The most popular airlines for this route are JetBlue Airways, and Spirit Airlines. Boston and San Juan have 45 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Boston to San Juan in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 19.05 - Sat 25.05

AirlineSun 19.05Mon 20.05Tue 21.05Wed 22.05Thu 23.05Fri 24.05Sat 25.05
3333313
1111111
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Weekly direct flights for Sun 26.05 - Sat 01.06

AirlineSun 26.05Mon 27.05Tue 28.05Wed 29.05Thu 30.05Fri 31.05Sat 01.06
3333334
1111111
---------------------

Weekly direct flights for Sun 02.06 - Sat 08.06

AirlineSun 02.06Mon 03.06Tue 04.06Wed 05.06Thu 06.06Fri 07.06Sat 08.06
4444444
1111111
1---1------------

Weekly direct flights for Sun 09.06 - Sat 15.06

AirlineSun 09.06Mon 10.06Tue 11.06Wed 12.06Thu 13.06Fri 14.06Sat 15.06
4445555
1111111
---------------------

Check-in for a flight from Boston to San Juan

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
JetBlue AirwaysJBUB6NoOpens 24 days before flight
Closes 2 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Weather in San Juan

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January27°C22°C
February27°C22°C
March27°C22°C
April28°C23°C
May29°C24°C
June30°C25°C
July30°C25°C
August30°C25°C
September30°C25°C
October29°C25°C
November28°C24°C
December27°C23°C
Hottest Month
30°C
August
Coldest month
22°C
February
Sunny days
248
days per year

14 day forecast

Thursday
23 May
88%
31°C25°C
30 May
85%
30°C25°C
Friday
24 May
89%
30°C26°C
31 May
89%
30°C25°C
Saturday
25 May
89%
30°C25°C
1 Jun
85%
29°C25°C
Sunday
26 May
85%
30°C26°C
2 Jun
71%
29°C25°C
Monday
27 May
89%
29°C25°C
3 Jun
81%
30°C25°C
Tuesday
28 May
87%
29°C25°C
4 Jun
77%
29°C25°C
Wednesday
29 May
87%
30°C25°C
5 Jun
70%
29°C26°C

Frequently asked questions

How long does it take to travel from Boston to San Juan?
What is the flight distance between Boston and San Juan?
What airlines offer nonstop (direct) flights between Boston and San Juan?
What are the most popular routes to and from Boston?
What are the most popular routes to and from San Juan?
What airports are near Boston?
What airports are near San Juan?
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Boston and San Juan?
What is Virtual Interlining and how do I use it?
Which airlines fly between Boston and San Juan?
When's the best time to travel between Boston and San Juan?
What flights operate between Boston and San Juan?
How many airports are there near Boston?
How many airports are there near San Juan?
What time do nonstop (direct) flights between Boston and San Juan depart?
What time do nonstop (direct) flights between Boston and San Juan arrive?
What time do flights between Boston and San Juan depart?
What time do flights between Boston and San Juan arrive?

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