Cheap Flights from San Juan to Boston, MA from $57

One way Round trip

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On Cheapflightsplus.com you will find 2 direct and 260 connecting flights from San Juan to Boston. You can compare airfare deals from 8 airlines and multiple travel sites from $57, book and save on cheap plane tickets and last minute offers. Also check out SJU-BOS flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Juan to Boston Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $57 (one-way), $98 (round-trip).

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Best Flights from San Juan to Boston Today

Take a look at the list of non stop flights and flights with layovers from San Juan to Boston with the lowest price of $57. The fastest direct flight takes 4h 7m and the fastest connecting – 6h 23m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $104 Find flight	15:28 San Juan Luis Munoz Marin Intl	19:45 Boston Logan	4h 17m	Spirit Airlines	NK1840
from $130 Find flight	09:30 San Juan Luis Munoz Marin Intl	13:37 Boston Logan	4h 7m	Spirit Airlines	NK1802
from $57 Find flight	02:15 San Juan Luis Munoz Marin Intl	11:31 Boston Logan	9h 16m layover 2h 49m - Detroit	Spirit Airlines	NK1546 NK1196
from $84 Find flight	21:30 San Juan Luis Munoz Marin Intl	08:35+1 день Boston Logan	11h 5m layover 4h 52m - Orlando	Frontier Airlines	F91745 F93348
from $85 Find flight	03:40 San Juan Luis Munoz Marin Intl	08:23+1 день Boston Logan	28h 43m layover 22h 38m - Orlando	Frontier Airlines	F91823 F93348
from $87 Find flight	12:55 San Juan Luis Munoz Marin Intl	23:29 Boston Logan	10h 34m layover 5h 6m - Baltimore	Spirit Airlines	NK961 NK3075
from $87 Find flight	02:06 San Juan Luis Munoz Marin Intl	13:00 Boston Logan	10h 54m layover 4h 51m - Orlando	Spirit Airlines	NK3164 NK644
from $99 Find flight	16:56 San Juan Luis Munoz Marin Intl	00:39 Boston Logan	7h 43m layover 1h 20m - Tampa	Frontier Airlines	F92215 F91216
from $102 Find flight	01:21 San Juan Luis Munoz Marin Intl	08:37 Boston Logan	7h 16m layover 1h 50m - Baltimore	Spirit Airlines	NK2169 NK1597
from $102 Find flight	11:11 San Juan Luis Munoz Marin Intl	19:34 Boston Logan	8h 23m layover 2h 20m - Miami	Spirit Airlines	NK1397 NK1230
from $102 Find flight	11:11 San Juan Luis Munoz Marin Intl	23:48 Boston Logan	12h 37m layover 6h 35m - Miami	Spirit Airlines	NK1397 NK1435
from $103 Find flight	16:54 San Juan Luis Munoz Marin Intl	12:02+1 день Boston Logan	19h 8m layover 13h 24m - Raleigh	Frontier Airlines	F91225 F93058
from $105 Find flight	17:00 San Juan Luis Munoz Marin Intl	08:35+1 день Boston Logan	15h 35m layover 9h 14m - Orlando	Frontier Airlines	F94725 F93348
from $109 Find flight	01:27 San Juan Luis Munoz Marin Intl	18:51 Boston Logan	17h 24m layover 8h 6m - Dallas	Spirit Airlines	NK2530 NK2151
from $110 Find flight	10:04 San Juan Luis Munoz Marin Intl	08:35+1 день Boston Logan	22h 31m layover 16h 19m - Orlando	Frontier Airlines	F92249 F93348
from $125 Find flight	16:46 San Juan Luis Munoz Marin Intl	00:39 Boston Logan	7h 53m layover 1h 53m - Miami	Spirit Airlines	NK1038 NK616

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 26, 2025

Flight Schedule San Juan to Boston (Massachusetts)

Full flight schedule will help you in detecting at what time planes fly from San Juan to Boston. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
09:30 — 13:37	09:30 — 13:37 NK1802 Spirit Airlines San Juan — Boston	4h 7m	Find flight from$130
15:28 — 19:45	15:28 — 19:45 NK1840 Spirit Airlines San Juan — Boston	4h 17m	Find flight from$104
00:59 — 07:59	00:59 — 04:57 F91015 Frontier Airlines San Juan — Philadelphia 1h 30m stop 06:27 — 08:06 F92168 Frontier Airlines Philadelphia — Boston	7h including layover	Find flight from$153
01:21 — 08:37	01:21 — 05:20 NK2169 Spirit Airlines San Juan — Baltimore 1h 50m stop 07:10 — 08:37 NK1597 Spirit Airlines Baltimore — Boston	7h 16m including layover	Find flight from$102
01:27 — 18:51	01:33 — 05:50 NK2530 Spirit Airlines San Juan — Dallas 8h 6m stop 14:06 — 18:58 NK2151 Spirit Airlines Dallas — Boston	17h 24m including layover	Find flight from$109
02:06 — 13:00	02:06 — 05:05 NK3164 Spirit Airlines San Juan — Orlando 4h 51m stop 09:56 — 13:00 NK644 Spirit Airlines Orlando — Boston	10h 54m including layover	Find flight from$87
02:15 — 11:31	02:15 — 06:53 NK1546 Spirit Airlines San Juan — Detroit 2h 49m stop 09:42 — 11:31 NK1196 Spirit Airlines Detroit — Boston	9h 16m including layover	Find flight from$57
03:40 — 08:23 +1 day	03:21 — 06:35 F91823 Frontier Airlines San Juan — Orlando 22h 38m stop 05:30 — 08:40 F93348 Frontier Airlines Orlando — Boston	28h 43m including layover	Find flight from$85
10:04 — 08:35 +1 day	06:00 — 09:26 F92249 Frontier Airlines San Juan — Orlando 16h 19m stop 05:30 — 08:40 F93348 Frontier Airlines Orlando — Boston	22h 31m including layover	Find flight from$110
10:51 — 15:35 +1 day	10:51 — 13:54 NK3160 Spirit Airlines San Juan — Orlando 22h 36m stop 12:30 — 15:35 NK3796 Spirit Airlines Orlando — Boston	28h 44m including layover	Find flight from$153
11:11 — 19:34	11:11 — 13:55 NK1397 Spirit Airlines San Juan — Miami 2h 20m stop 16:15 — 19:34 NK1230 Spirit Airlines Miami — Boston	8h 23m including layover	Find flight from$102
11:11 — 23:48	11:11 — 13:55 NK1397 Spirit Airlines San Juan — Miami 6h 35m stop 20:30 — 23:48 NK1435 Spirit Airlines Miami — Boston	12h 37m including layover	Find flight from$102
12:55 — 23:29	12:55 — 16:53 NK961 Spirit Airlines San Juan — Baltimore 5h 6m stop 21:59 — 23:29 NK3075 Spirit Airlines Baltimore — Boston	10h 34m including layover	Find flight from$87
12:55 — 15:20 +1 day	12:55 — 16:53 NK961 Spirit Airlines San Juan — Baltimore 20h 58m stop 13:51 — 15:20 NK934 Spirit Airlines Baltimore — Boston	26h 25m including layover	Find flight from$171
13:43 — 07:52 +1 day	08:00 — 12:51 F94139 Frontier Airlines San Juan — Cleveland 11h 37m stop 06:00 — 07:51 F94834 Frontier Airlines Cleveland — Boston	18h 9m including layover	Find flight from$131
16:54 — 12:02 +1 day	16:40 — 20:20 F91225 Frontier Airlines San Juan — Raleigh 13h 24m stop 09:50 — 12:00 F93058 Frontier Airlines Raleigh — Boston	19h 8m including layover	Find flight from$103
16:56 — 00:39	16:49 — 19:14 F92215 Frontier Airlines San Juan — Tampa 1h 20m stop 08:05 — 11:06 F91216 Frontier Airlines Tampa — Boston	7h 43m including layover	Find flight from$99
17:00 — 08:35 +1 day	16:55 — 20:21 F94725 Frontier Airlines San Juan — Orlando 9h 14m stop 05:30 — 08:40 F93348 Frontier Airlines Orlando — Boston	15h 35m including layover	Find flight from$105
17:41 — 23:40 +1 day	17:41 — 22:36 NK3899 Spirit Airlines San Juan — Detroit 23h 9m stop 21:45 — 23:40 NK2329 Spirit Airlines Detroit — Boston	29h 59m including layover	Find flight from$167
19:28 — 08:35 +1 day	10:00 — 13:19 F92981 Frontier Airlines San Juan — Orlando 6h 49m stop 05:30 — 08:40 F93348 Frontier Airlines Orlando — Boston	13h 7m including layover	Find flight from$153
20:24 — 22:56 +1 day	20:12 — 23:03 NK2222 Spirit Airlines San Juan — Miami 20h 26m stop 20:13 — 23:29 NK2212 Spirit Airlines Miami — Boston	26h 32m including layover	Find flight from$156
21:30 — 08:35 +1 day	21:30 — 00:43 F91745 Frontier Airlines San Juan — Orlando 4h 52m stop 05:30 — 08:40 F93348 Frontier Airlines Orlando — Boston	11h 5m including layover	Find flight from$84
08:30 — 19:09 +1 day	08:30 — 12:59 NK1800 Spirit Airlines San Juan — Dallas 16h 46m stop 05:45 — 09:22 NK2742 Spirit Airlines Dallas — Detroit 7h 56m stop 17:18 — 19:09 NK2149 Spirit Airlines Detroit — Boston	34h 39m including layover	Find flight from$178
13:02 — 12:11 +1 day	12:36 — 16:49 NK2405 Spirit Airlines San Juan — Atlanta 11h 58m stop 22:31 — 00:18 NK2343 Spirit Airlines Atlanta — Baltimore 3h 56m stop 14:30 — 15:56 NK2105 Spirit Airlines Baltimore — Boston	23h 9m including layover	Find flight from$156
23:59 — 09:03 +2 days	23:59 — 04:11 NK1227 Spirit Airlines San Juan — Newark 18h 4m stop 22:15 — 00:18 NK1810 Spirit Airlines Newark — Myrtle Beach 6h 42m stop 07:00 — 09:03 NK1805 Spirit Airlines Myrtle Beach — Boston	33h 4m including layover	Find flight from$182

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on June 26, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Juan to Boston depends on and how to choose the most interesting flight option for you.

Distance between San Juan and Boston is 2702 miles. Time difference between the cities is 1h. Airplanes depart 00:59 to 23:59 from 2 San Juan airports and arrive 00:59 to 23:59 to 4 Boston airports. Average flight time is 4h 12m.

The fastest flight 4h 7m
Average flight time 4h 12m
The earliest flight 00:59
The latest flight 23:59
Distance 1679 ml

The cheapest months to travel to Boston are july (from 76 $), august (from 76 $), january (from 78 $).

The most expensive months are february (from 413 $), november (from 211 $), september (from 205 $).

What is the lowest airfare San Juan to Boston?

The cheapest plane ticket found by our users is $57. This airfare is for economy class on one-way NK1546 flight by Spirit Airlines for July 24, 2025 which leaves Luis Munoz Marin Intl in San Juan at 02:15 am and arrives at Boston Logan at 11:31.

Economy class

$57

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Business class

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First class

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Popular Airlines on the Route

The flight San Juan — Boston is served by 8 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Cape Air - 13 departures per week at the price of from $ 287 . And the most expensive tickets are offered by United Airlines airline - from $ 1260.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is NK1802 by Spirit Airlines takes 4h 7m and the cheapest is NK1546 by Spirit Airlines for $104.

NK - Spirit Airlines

from $104

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Connecting Flights

There are 260 flights with layovers on the route. The fastest connecting flight is UA1173 by United Airlines takes 6h 23m and the cheapest is NK1546 by Spirit Airlines for $57.

9K - Cape Air

from $287

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F9 - Frontier Airlines

from $84

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BW - Caribbean Airlines

from $306

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SY - Sun Country Airlines

from $246

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DM - Aero-Charter

from $252

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W1 - W1

from $306

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UA - United Airlines

from $168

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NK - Spirit Airlines

from $57

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Airports

You can fly from San Juan to Boston from 2 airports (Isla Grande, Luis Munoz Marin Intl).

San Juan airports

Isla Grande-SIG

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Luis Munoz Marin Intl-SJU

from $57
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Boston airports

Boston City Heliport-JBC

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Boston RT128 Rail-ZRU

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Boston South Rail-ZTO

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Logan-BOS

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Airplanes

There are flights to Boston from San Juan by 8 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top International Destinations from San Juan

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

San Juan — Miami

from $72

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San Juan — New York

from $60

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San Juan — Orlando

from $69

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San Juan — Boston

from $68

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San Juan — Chicago

from $65

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San Juan — Tampa

from $57

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San Juan — Atlanta

from $73

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San Juan — Houston

from $73

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San Juan — Dallas

from $58

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San Juan — Denver

from $62

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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