Frontier offers extra comfort seats with 32” separation for a fee, enhancing your flight experience.
Frontier’s Discount Den offers Kids Fly Free, ideal for family travel savings.
Round-trip from | $175 (FlightHub) |
---|---|
One-way from | $96 (Cheapflightsfares) |
Popular in | December |
Cheapest in | September |
Average price | $283 |
Good round-trip deal | $303 or less |
Good one-way deal | $182 or less |
Fly from
Fly to
Route
Depart
Return
Price
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
dom. 8/3
6:10 am-9:09 pm
1 stop14h 59m
San Juan Luis Munoz Marin Intl
jue. 8/7
3:13 pm-7:30 pm
Nonstop4h 17m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
sáb. 7/26
6:00 am-12:27 am
1 stop18h 27m
San Juan Luis Munoz Marin Intl
sáb. 8/2
9:01 pm-8:58 am
1 stop11h 57m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
dom. 8/31
6:30 am-2:17 pm
1 stop7h 47m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
vie. 8/29
9:20 am-7:08 pm
1 stop9h 48m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
mar. 7/22
8:10 am-12:16 pm
Nonstop4h 06m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
dom. 7/13
1:40 pm-5:44 pm
Nonstop4h 04m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
mar. 7/22
9:12 am-10:50 pm
1 stop13h 38m
BostonSan Juan
BOS - SJU
BOSSJU
Boston Logan Intl
lun. 7/14
5:50 am-12:35 pm
1 stop6h 45m
The price you pay for your flight from Boston to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, September is the cheapest month in which you can book a flight from Boston to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Boston to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Boston to San Juan Luis Munoz Marin Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.
Travelers seeking maximum savings on their Boston to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from BOS to SJU are scheduled on a Wednesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Crew
Comfort
Boarding
Entertainment
Overall
Food
Reviews
John,May 2025
PVD - BNA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$76 | Average$166 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$96 | Average$261 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$141 | Average$327 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$148 | Average$341 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$204 | Average$519 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$288 | Average$479 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$427 | Average$677 | FlexibilityNo cancel fee | On-time63% |