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Cheap flights from Boston to San Juan

30 nonstop flights a week, 3 of them today. Operated by 3 airlines, about 4h 5m in the air, 1,676 mi (2,698 km). Tickets from $98, nonstop from $146.

Flights from Boston to San Juan

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: Boston to San Juan

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

Filters

Best fares from Boston to San Juan

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $98 10 December 2026, with a connection Cheapest nonstop $146 10 December 2026, jetBlue Cheapest in the next 7 days $211 Today Cheapest weekend departure $268 Fri, 20 November 2026
Cheapest day of the week Tuesday $183 on average over the next 120 days
Cheapest month December 2026 tickets from $98

Boston to San Juan at a glance

flight time, from 3h 57m to 4h 10m
4h 5m
straight-line distance
1,676 mi (2,698 km)
flights a week
30
flights today
3
first and last departure
05:01 - 20:08
lowest price, with a connection, 10 December
$98
lowest nonstop price
$146
airlines
3

Boston to San Juan ticket prices by month

Lowest one-way fare found by recent searches

Cheapest month: December 2026, tickets from $98. Prices come from searches over the last few days; check the search for your exact date.

The most expensive month is November 2026: from $196. The average across months is $147.

Boston to San Juan flight schedule

30 flights a week, 3 today, 37 seasonal or one-off. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
B6 861
jetBlue
05:01 Logan International, terminal C
10:02 Luis Munoz Marin International, terminal A
4h 1m
Mon, Thu, Fri, Sun
Airbus A320
B6 261
jetBlue
07:00 Logan International, terminal C
12:08 Luis Munoz Marin International, terminal A
4h 8m
Mon, Thu, Fri, Sun
Airbus A320
B6 861
jetBlue
08:40 Logan International, terminal C
13:48 Luis Munoz Marin International, terminal A
4h 8m
Daily
Airbus A321
DL 1780
Delta
08:40 Logan International, terminal A
13:43 Luis Munoz Marin International, terminal B
4h 3m
Daily
Airbus A320
B6 161
jetBlue
14:30 Logan International, terminal C
19:35 Luis Munoz Marin International, terminal A
4h 5m
Mon, Thu, Fri, Sat, Sun
Airbus A321
B6 561
jetBlue
19:35 Logan International, terminal C
00:40 Luis Munoz Marin International, terminal A
4h 5m
Mon, Thu, Fri, Sat, Sun
Airbus A321
B6 561
jetBlue
20:08 Logan International, terminal C
01:13 Luis Munoz Marin International, terminal A
4h 5m
Daily
Airbus A320

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 30 November.

FlightDepartsArrivesDurationDaysAircraft
B6 161
jetBlue
14:10 Logan International, terminal C
19:15 Luis Munoz Marin International, terminal A
4h 5m
Seasonal
Airbus A321
B6 561
jetBlue
20:10 Logan International, terminal C
01:15 Luis Munoz Marin International, terminal A
4h 5m
Seasonal
Airbus A321
B6 861
jetBlue
07:00 Logan International, terminal C
12:08 Luis Munoz Marin International, terminal A
4h 8m
Seasonal
Airbus A320
B6 261
jetBlue
08:15 Logan International, terminal C
13:25 Luis Munoz Marin International, terminal A
4h 10m
Seasonal
Airbus A321
DL 1780
Delta
08:35 Logan International, terminal A
13:42 Luis Munoz Marin International, terminal B
4h 7m
Seasonal
Airbus A320
B6 161
jetBlue
14:21 Logan International, terminal C
19:27 Luis Munoz Marin International, terminal A
4h 6m
Seasonal
Airbus A321
B6 261
jetBlue
08:42 Logan International, terminal C
13:50 Luis Munoz Marin International, terminal A
4h 8m
Seasonal
Airbus A320
B6 861
jetBlue
07:15 Logan International, terminal C
12:23 Luis Munoz Marin International, terminal A
4h 8m
Seasonal
Airbus A320
B6 161
jetBlue
14:15 Logan International, terminal C
19:21 Luis Munoz Marin International, terminal A
4h 6m
Seasonal
Airbus A321
B6 561
jetBlue
18:52 Logan International, terminal C
23:59 Luis Munoz Marin International, terminal A
4h 7m
Seasonal
Airbus A321
F9 3001
Frontier Airlines
12:34 Logan International
17:39 Luis Munoz Marin International
4h 5m
Seasonal
Airbus A320
DL 1780
Delta
07:15 Logan International, terminal A
12:23 Luis Munoz Marin International, terminal B
4h 8m
Seasonal
Airbus A320
DL 1852
Delta
09:00 Logan International, terminal A
14:08 Luis Munoz Marin International, terminal B
4h 8m
Seasonal
Airbus A320
B6 861
jetBlue
07:25 Logan International, terminal C
12:33 Luis Munoz Marin International, terminal A
4h 8m
Seasonal
Airbus A320
DL 1780
Delta
08:05 Logan International, terminal A
13:10 Luis Munoz Marin International, terminal B
4h 5m
Seasonal
Airbus A320
DL 1852
Delta
10:21 Logan International, terminal A
15:25 Luis Munoz Marin International, terminal B
4h 4m
Seasonal
Airbus A320
B6 861
jetBlue
05:25 Logan International, terminal C
10:22 Luis Munoz Marin International, terminal A
3h 57m
Seasonal
Airbus A320
B6 261
jetBlue
08:00 Logan International, terminal C
13:05 Luis Munoz Marin International, terminal A
4h 5m
Seasonal
Airbus A321
F9 3001
Frontier Airlines
11:08 Logan International
16:13 Luis Munoz Marin International
4h 5m
Seasonal
Airbus A320
DL 1506
Delta
10:10 Logan International, terminal A
15:15 Luis Munoz Marin International, terminal B
4h 5m
Seasonal
Boeing 737-900
B6 861
jetBlue
07:30 Logan International, terminal C
12:34 Luis Munoz Marin International, terminal A
4h 4m
Seasonal
Airbus A320
B6 1261
jetBlue
08:30 Logan International, terminal C
13:34 Luis Munoz Marin International, terminal A
4h 4m
Seasonal
Airbus A320
B6 161
jetBlue
15:45 Logan International, terminal C
20:50 Luis Munoz Marin International, terminal A
4h 5m
Seasonal
Airbus A320
B6 361
jetBlue
18:00 Logan International, terminal C
23:06 Luis Munoz Marin International, terminal A
4h 6m
Seasonal
Airbus A320
B6 561
jetBlue
19:05 Logan International, terminal C
00:12 Luis Munoz Marin International, terminal A
4h 7m
Seasonal
Airbus A320
B6 861
jetBlue
06:00 Logan International, terminal C
11:00 Luis Munoz Marin International, terminal A
4h
Seasonal
Airbus A320
B6 661
jetBlue
11:20 Logan International, terminal C
16:23 Luis Munoz Marin International, terminal A
4h 3m
Seasonal
Airbus A320
B6 161
jetBlue
17:45 Logan International, terminal C
22:48 Luis Munoz Marin International, terminal A
4h 3m
Seasonal
Airbus A320
B6 561
jetBlue
21:45 Logan International, terminal C
02:42 Luis Munoz Marin International, terminal A
3h 57m
Seasonal
Airbus A321
B6 2861
jetBlue
08:00 Logan International, terminal C
12:03 Luis Munoz Marin International, terminal A
4h 3m
Selected dates
Airbus A321
B6 861
jetBlue
08:00 Logan International, terminal C
12:04 Luis Munoz Marin International, terminal A
4h 4m
Seasonal
Airbus A320
B6 261
jetBlue
12:35 Logan International, terminal C
16:39 Luis Munoz Marin International, terminal A
4h 4m
Seasonal
Airbus A220-300
B6 761
jetBlue
17:40 Logan International, terminal C
21:42 Luis Munoz Marin International, terminal A
4h 2m
Seasonal
Airbus A321
DL 1780
Delta
08:50 Logan International, terminal A
12:50 Luis Munoz Marin International, terminal B
4h
Seasonal
Airbus A320
B6 761
jetBlue
06:00 Logan International, terminal C
10:00 Luis Munoz Marin International, terminal A
4h
Seasonal
Airbus A320
B6 861
jetBlue
10:10 Logan International, terminal C
14:11 Luis Munoz Marin International, terminal A
4h 1m
Seasonal
Airbus A320
B6 561
jetBlue
21:59 Logan International, terminal C
01:59 Luis Munoz Marin International, terminal A
4h
Seasonal
Airbus A320

Days of the week are taken from the schedule for the next 14 days; schedules change by season. San Juan is 1 hour ahead of Boston. The search shows seat availability and the price for your date.

Airlines flying Boston to San Juan

Flights a week by schedule and the cheapest nonstop fare of each airline found by recent searches

jetBlue23 a week Delta7 a week Frontier Airlinesfrom 18 December
  • jetBlue: 9 flights, first departure at 05:01, last at 20:08, tickets from $146 on 10 December MTWTFSS jetBlue Boston to San Juan
  • Delta: 3 flights, departs at 08:40 MTWTFSS Delta Boston to San Juan
  • Frontier Airlines: 1 flight, first departure at 11:08, last at 12:34, tickets from $225 on 17 December MTWTFSS

Airports

Where flights from Boston to San Juan depart and land

Departure from Boston

Logan International BOS

30 flights a week, terminals A, C, 2 mi (3 km) from the city centre

About the airport

Arrival in San Juan

Luis Munoz Marin International SJU

30 flights a week, terminals A, B, 7 mi (11 km) from the city centre

About the airport

Frequently asked questions

How long is the flight from Boston to San Juan?
A nonstop flight takes 4 hours 5 minutes on average, from 3h 57m to 4h 10m depending on the flight.
How far is San Juan from Boston?
1,676 mi (2,698 km) in a straight line between the cities.
Which airlines fly nonstop from Boston to San Juan?
jetBlue (23 a week), Delta (7 a week) and Frontier Airlines.
How many flights a day are there from Boston to San Juan?
3 flights today and 30 a week, about 4.3 a day on average.
When are the first and last flights from Boston to San Juan?
The first departure is at 05:01 (B6861), the last at 20:08 (B6561). Local time.
What is the cheapest month to fly from Boston to San Juan?
December 2026: tickets from $98. The most expensive is November 2026, from $196.
What is the cheapest upcoming date to fly from Boston to San Juan?
10 December 2026 (Thursday): from $98 one way, with a connection, by recent searches. The search shows the price for your dates.
Which airline is the cheapest from Boston to San Juan?
jetBlue: nonstop tickets from $146 on 10 December by recent searches. Prices change daily, so compare the sellers in the search.
What is the time difference between Boston and San Juan?
San Juan is 1 hour ahead of Boston. Schedule times on this page are local to each airport.
Which Boston airport do flights to San Juan leave from?
Logan International (30 a week).