$148+ Cheap flights from Puerto Rico to Boston (BOS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BOS
Sep 12 — Sep 191
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Puerto Rico to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Puerto Rico to BostonExplore the most affordable flight options available from Puerto Rico to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from Puerto Rico to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:00 am -
1 stop26h 29m
Sun 10/412:34 pm -
1 stop25h 00m
Deal found 8/11![Multiple Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:10 pm -
Nonstop4h 13m
Sun 9/278:55 am -
Nonstop4h 02m
Deal found 8/11![Delta logo]()
$287
This Faresmojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:31 pm -
1 stop9h 28m
Sun 9/66:05 am -
1 stop10h 28m
Deal found 8/13![JetBlue logo]()
$288
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:43 pm -
1 stop8h 41m
Wed 9/97:55 am -
Nonstop4h 07m
Deal found 8/11![JetBlue logo]()
$289
This Faresmojo deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:30 am -
1 stop7h 12m
Wed 10/78:50 am -
Nonstop4h 02m
Deal found 8/12![JetBlue logo]()
$290
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:59 pm -
1 stop7h 18m
Mon 9/288:55 am -
Nonstop4h 02m
Deal found 8/12![Delta logo]()
$292
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:30 pm -
1 stop7h 14m
Sat 9/198:19 am -
1 stop7h 04m
Deal found 8/11![JetBlue logo]()
$294
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:58 pm -
1 stop10h 01m
Mon 9/286:00 am -
1 stop7h 32m
Deal found 8/11![American Airlines logo]()
$296
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:02 pm -
Nonstop4h 13m
Sun 11/18:50 am -
Nonstop4h 02m
Deal found 8/10![Delta logo]()
$298
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/234:50 pm -
1 stop7h 44m
Fri 1/88:05 am -
Nonstop4h 05m
Deal found 8/11![JetBlue logo]()
$299
This Super.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:48 pm -
1 stop8h 36m
Wed 9/212:30 pm -
1 stop7h 49m
Deal found 8/8![JetBlue logo]()
$300
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1611:51 am -
2 stops10h 49m
Wed 9/305:40 am -
1 stop10h 00m
Deal found 8/11![American Airlines logo]()
$301
Best flights from Puerto Rico to BostonDiscover carefully curated flight deals from Puerto Rico to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from Puerto Rico to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/101:15 pm -
1 stop9h 53m
Sat 10/178:50 am -
Nonstop4h 02m
Deal found 8/10![Delta logo]()
$292
This JetBlue deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:12 am -
Nonstop4h 03m
Mon 10/1911:20 am -
Nonstop4h 09m
Deal found 8/13![JetBlue logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:09 am -
2 stops10h 10m
Mon 11/29:12 am -
2 stops13h 45m
Deal found 8/11![United Airlines logo]()
$362
This Priceline deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 am -
1 stop29h 59m
Mon 9/75:10 am -
1 stop8h 18m
Deal found 8/12![Multiple Airlines logo]()
$363
This Priceline deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:10 am -
1 stop29h 59m
Mon 9/710:04 am -
1 stop16h 06m
Deal found 8/10![Frontier logo]()
$456
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:45 am -
1 stop8h 04m
Sun 10/258:50 am -
Nonstop4h 02m
Deal found 8/9![Delta logo]()
$292
This JetBlue deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:35 pm -
Nonstop4h 08m
Mon 10/2610:15 am -
Nonstop3h 58m
Deal found 8/13![JetBlue logo]()
$307
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:16 pm -
1 stop9h 54m
Sun 10/118:50 am -
Nonstop4h 02m
Deal found 8/12![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:59 pm -
1 stop7h 18m
Mon 9/288:55 am -
Nonstop4h 02m
Deal found 8/9![Delta logo]()
$292
This Cheapflightsfares deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:01 am -
1 stop9h 28m
Mon 11/93:59 pm -
1 stop8h 00m
Deal found 8/9![JetBlue logo]()
$336
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/151:15 pm -
1 stop9h 53m
Sun 10/188:50 am -
Nonstop4h 02m
Deal found 8/11![Delta logo]()
$292
This FlightHub deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:01 am -
1 stop9h 28m
Mon 11/93:59 pm -
1 stop8h 00m
Deal found 8/9![JetBlue logo]()
$353
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:59 pm -
1 stop7h 18m
Tue 9/158:55 am -
Nonstop4h 02m
Deal found 8/12![Delta logo]()
$292
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:15 am -
2 stops13h 52m
Wed 9/93:35 pm -
1 stop7h 34m
Deal found 8/10![United Airlines logo]()
$462
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/181:16 pm -
1 stop9h 54m
Mon 9/218:55 am -
Nonstop4h 02m
Deal found 8/9![Delta logo]()
$292
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:59 pm -
1 stop7h 20m
Sat 9/195:40 am -
1 stop7h 36m
Deal found 8/12![Delta logo]()
$296
This JetBlue deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:30 pm -
1 stop7h 54m
Wed 9/94:11 pm -
1 stop6h 34m
Deal found 8/10![JetBlue logo]()
$405
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:02 pm -
Nonstop4h 13m
Mon 11/98:13 am -
Nonstop4h 07m
Deal found 8/10![Delta logo]()
$298
This Priceline deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:48 am -
1 stop15h 56m
Sat 8/2910:04 am -
1 stop23h 58m
Deal found 8/10![Multiple Airlines logo]()
$594
This FlightHub deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:01 am -
2 stops14h 51m
Wed 11/410:15 am -
1 stop8h 34m
Deal found 8/9![JetBlue logo]()
$436
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:35 pm -
1 stop7h 40m
Sat 11/148:13 am -
Nonstop4h 07m
Deal found 8/11![Delta logo]()
$314
This Orbitz deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:48 am -
1 stop13h 11m
Tue 9/86:00 pm -
1 stop14h 01m
Deal found 8/9![JetBlue logo]()
$550
This JetBlue deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:55 am -
1 stop9h 05m
Thu 10/153:55 pm -
1 stop8h 04m
Deal found 8/11![JetBlue logo]()
$553
This JetBlue deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:01 am -
1 stop9h 34m
Sun 10/253:59 pm -
1 stop8h 00m
Deal found 8/9![JetBlue logo]()
$713
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:48 am -
2 stops11h 57m
Mon 10/268:25 pm -
2 stops20h 56m
Deal found 8/12![United Airlines logo]()
$1,658
This JetBlue deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:48 am -
1 stop8h 57m
Mon 9/79:10 pm -
1 stop10h 48m
Deal found 8/12![JetBlue logo]()
$1,137
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:51 am -
2 stops21h 53m
Sun 10/48:30 pm -
2 stops22h 00m
Deal found 8/11![United Airlines logo]()
$5,476
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2811:51 am -
2 stops22h 41m
Fri 10/26:00 am -
2 stops12h 30m
Deal found 8/13![United Airlines logo]()
$5,476
Last-minute flights from Puerto Rico to BostonDiscover last-minute flight deals from Puerto Rico to Boston. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Boston. Data last updated August 13, 2026 and is based on user searches.
This Faresmojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:31 pm -
1 stop9h 28m
Sun 9/66:05 am -
1 stop10h 28m
Deal found 8/13![JetBlue logo]()
$288
This Super.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:48 pm -
1 stop8h 36m
Wed 9/212:30 pm -
1 stop7h 49m
Deal found 8/8![JetBlue logo]()
$300
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:43 pm -
1 stop8h 41m
Wed 9/97:55 am -
Nonstop4h 07m
Deal found 8/11![JetBlue logo]()
$289
This Faresmojo deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:49 pm -
1 stop7h 36m
Mon 9/78:50 am -
Nonstop4h 07m
Deal found 8/10![JetBlue logo]()
$299
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:30 pm -
1 stop7h 14m
Sat 9/198:19 am -
1 stop7h 04m
Deal found 8/11![JetBlue logo]()
$294
This Cheapflightsfares deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:55 pm -
Nonstop4h 08m
Tue 9/157:55 am -
Nonstop4h 07m
Deal found 8/13![JetBlue logo]()
$304
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:00 am -
2 stops11h 00m
Wed 9/306:00 am -
2 stops9h 40m
Deal found 8/11![American Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/242:10 pm -
Nonstop4h 13m
Sun 9/278:55 am -
Nonstop4h 02m
Deal found 8/11![Delta logo]()
$287
This American Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:16 am -
1 stop14h 43m
Mon 9/286:15 pm -
1 stop16h 45m
Deal found 8/10![American Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:59 pm -
1 stop7h 18m
Sun 9/278:55 am -
Nonstop4h 02m
Deal found 8/12![Delta logo]()
$292
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:58 pm -
1 stop6h 55m
Mon 9/286:05 am -
1 stop8h 45m
Deal found 8/11![American Airlines logo]()
$296
This Faresmojo deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:30 am -
1 stop7h 12m
Wed 10/78:50 am -
Nonstop4h 02m
Deal found 8/12![JetBlue logo]()
$290
One-way flights from Puerto Rico to BostonSearch for one-way flight options from Puerto Rico to Boston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from Puerto Rico to Boston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:17 am -
1 stop23h 45m
Deal found 8/13![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:01 am -
1 stop9h 34m
Deal found 8/11![JetBlue logo]()
$157
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:59 pm -
1 stop7h 18m
Deal found 8/12![Delta logo]()
$168
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
1 stop11h 50m
Deal found 8/13![Delta logo]()
$169
This Faresmojo deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:55 pm -
Nonstop4h 08m
Deal found 8/11![JetBlue logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:35 am -
2 stops26h 06m
Deal found 8/12![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:35 am -
2 stops26h 06m
Deal found 8/12![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:35 am -
2 stops26h 06m
Deal found 8/11![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:50 pm -
2 stops42h 00m
Deal found 8/10![Frontier logo]()
$177
This Frontier deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:57 am -
1 stop8h 01m
Deal found 8/11![Frontier logo]()
$178
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:30 am -
1 stop9h 00m
Deal found 8/12![Southwest logo]()
$181
This Priceline deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:08 am -
1 stop23h 43m
Deal found 8/10![Frontier logo]()
$184
Find flight deals from Puerto Rico to Boston
Keep the following information in mind while searching for Puerto Rico to Boston flight deals. Data was last updated August 13, 2026.
Round-trip from | $286 (Kiwi.com) |
|---|---|
One-way from | $157 (Cheapflightsfares) |
Popular in | July |
Cheapest in | February |
Average price | $384 |
Good round-trip deal | $300 or less |
Good one-way deal | $246 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Puerto Rico to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Sat 10/10
1:15 pm-11:08 pm
1 stop9h 53m
Boston Logan Intl
Sat 10/17
8:50 am-12:52 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 10/23
6:45 am-2:49 pm
1 stop8h 04m
Boston Logan Intl
Sun 10/25
8:50 am-12:52 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Sun 10/4
1:16 pm-11:10 pm
1 stop9h 54m
Boston Logan Intl
Sun 10/11
8:50 am-12:52 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 9/25
5:59 pm-1:17 am
1 stop7h 18m
Boston Logan Intl
Mon 9/28
8:55 am-12:57 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Thu 10/15
1:15 pm-11:08 pm
1 stop9h 53m
Boston Logan Intl
Sun 10/18
8:50 am-12:52 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Thu 9/10
5:59 pm-1:17 am
1 stop7h 18m
Boston Logan Intl
Tue 9/15
8:55 am-12:57 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 9/18
1:16 pm-11:10 pm
1 stop9h 54m
Boston Logan Intl
Mon 9/21
8:55 am-12:57 pm
Nonstop4h 02m
$292
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 9/11
5:59 pm-1:19 am
1 stop7h 20m
Boston Logan Intl
Sat 9/19
5:40 am-1:16 pm
1 stop7h 36m
$296
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Sat 10/31
2:02 pm-6:15 pm
Nonstop4h 13m
Boston Logan Intl
Mon 11/9
8:13 am-1:20 pm
Nonstop4h 07m
$298
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 10/16
6:12 am-10:15 am
Nonstop4h 03m
Boston Logan Intl
Mon 10/19
11:20 am-3:29 pm
Nonstop4h 09m
$307
Showing 1-10 of 52 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Puerto Rico with our price prediction graph.
BQN-BOS
SJU-BOS
PSE-BOS
CPX-BOS
VQS-BOS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Puerto Rico to Boston
PR0-BOS
BQN-BOS
SJU-BOS
PSE-BOS
CPX-BOS
What is the cheapest month to book a flight from Puerto Rico to Boston?
Currently, February is the cheapest month in which you can book a flight from Puerto Rico to Boston (average of $226). Flying from Puerto Rico to Boston in July is currently the most expensive (average of $442). 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.
What is the cheapest time of day to fly from PR to BOS?
Find hourly flight availability from Puerto Rico to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2026.
One of the essential ways to save on airfare from Puerto Rico to Boston is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 25% on airfare.
Weekly flight availability from Puerto Rico to Boston
Explore weekly flight availability from Puerto Rico to Boston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 13, 2026.
The most flights from PR0 to BOS are scheduled on a Wednesday (14 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).
How often are flights from Puerto Rico to Boston delayed?
About 20% of weekly flights between Puerto Rico and Boston have experienced delays in the past year, with the average delay time being 157 minutes.
What is the most punctual flight time for Puerto Rico to Boston flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Puerto Rico to Boston flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 14% of flights being delayed.
How far ahead should I book a flight from Puerto Rico to Boston?
The best time to book flights from Puerto Rico to Boston is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Puerto Rico to Boston?
Use this chart to determine the cheapest time to fly round-trip from Puerto Rico to Boston. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Puerto Rico to Boston flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated August 13, 2026.
See what other customers who have flown with Delta,United Airlines, andJetBlue from Puerto Rico to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Comfort
7.8
Crew
8.5
Overall
7.8
Entertainment
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Boston flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Puerto Rico to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 13, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to Boston by cabin class
Find flights from Puerto Rico to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Boston flights
Browse other Puerto Rico and Boston flight options. Last updated on August 13, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Puerto Rico to Boston flights
Consider these flights traveling from Puerto Rico to Boston.
Top 4 airlines flying from Puerto Rico to Boston
Discover the top 4 airlines that operate flights from Puerto Rico to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$121 | Average$321 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$155 | Average$414 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$211 | Average$452 | FlexibilityNo cancel fee | On-time69% |