$154+ Cheap flights from Puerto Rico to Boston (BOS)
This is the cheapest round-trip 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
Oct 29 — Nov 51
Round-trip
1 adult, Economy
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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
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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
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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 September 29, 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 September 29, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/27. 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 10/233:55 pm -
1 stop19h 07m
Fri 10/3012:39 pm -
1 stop12h 20m
Deal found 9/27![Frontier logo]()
$296
This Priceline deal was found by Cheapflights users on 9/26. 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 12/33:59 pm -
1 stop19h 12m
Mon 12/711:08 am -
1 stop22h 32m
Deal found 9/26![Frontier logo]()
$300
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 10/233:55 pm -
1 stop19h 07m
Tue 10/2711:12 am -
1 stop13h 47m
Deal found 9/24![Frontier logo]()
$303
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/1712:21 pm -
2 stops9h 25m
Sun 10/185:00 am -
1 stop8h 28m
Deal found 9/25![American Airlines logo]()
$306
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/32:22 pm -
1 stop7h 27m
Sun 10/45:00 am -
1 stop8h 57m
Deal found 9/25![American Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/166:25 am -
1 stop30h 34m
Sun 1/312:34 pm -
Nonstop4h 05m
Deal found 9/26![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/26:25 am -
1 stop28h 14m
Thu 12/1011:34 am -
1 stop12h 33m
Deal found 9/26![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/26:25 am -
1 stop28h 14m
Mon 12/711:08 am -
1 stop11h 16m
Deal found 9/26![Multiple Airlines logo]()
$312
This CheapOair deal was found by Cheapflights users on 9/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:44 pm -
1 stop15h 18m
Tue 10/2011:10 am -
Nonstop4h 04m
Deal found 9/26![Multiple Airlines logo]()
$313
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 10/163:00 am -
1 stop8h 02m
Sat 10/2411:47 am -
1 stop14h 06m
Deal found 9/25![Frontier logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 9/26. 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 12/26:25 am -
1 stop28h 14m
Sun 12/611:34 am -
1 stop12h 33m
Deal found 9/26![Multiple Airlines logo]()
$315
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:00 am -
1 stop8h 02m
Sun 11/15:32 am -
Nonstop4h 00m
Deal found 9/28![Multiple Airlines logo]()
$316
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 September 29, 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 September 29, 2026.
This JetBlue deal was found by Cheapflights users on 9/23. 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.
Wed 10/216:55 pm -
Nonstop4h 08m
Sat 10/247:42 pm -
Nonstop4h 07m
Deal found 9/23![JetBlue logo]()
$327
This Delta deal was found by Cheapflights users on 9/24. 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 10/221:15 pm -
1 stop9h 53m
Mon 11/28:50 am -
Nonstop4h 02m
Deal found 9/24![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 9/27. 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 12/36:40 am -
1 stop6h 40m
Tue 12/82:35 pm -
2 stops9h 10m
Deal found 9/27![Southwest logo]()
$336
This Expedia deal was found by Cheapflights users on 9/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:25 pm -
1 stop10h 02m
Fri 11/2011:06 am -
1 stop14h 41m
Deal found 9/28![Multiple Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/1212:15 am -
2 stops10h 17m
Tue 10/273:41 pm -
1 stop7h 16m
Deal found 9/24![United Airlines logo]()
$471
This JetBlue deal was found by Cheapflights users on 9/25. 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 10/233:00 pm -
1 stop8h 59m
Sun 10/258:08 pm -
Nonstop4h 05m
Deal found 9/25![JetBlue logo]()
$333
This Southwest deal was found by Cheapflights users on 9/25. 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 10/295:30 am -
1 stop10h 35m
Tue 11/31:20 pm -
2 stops10h 25m
Deal found 9/25![Southwest logo]()
$346
This JetBlue deal was found by Cheapflights users on 9/28. 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 12/127:00 am -
Nonstop4h 14m
Mon 12/148:42 am -
Nonstop4h 08m
Deal found 9/28![JetBlue logo]()
$342
This Delta deal was found by Cheapflights users on 9/25. 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 10/152:02 pm -
Nonstop4h 13m
Mon 10/198:50 am -
Nonstop4h 02m
Deal found 9/25![Delta logo]()
$377
This Southwest deal was found by Cheapflights users on 9/27. 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.
Fri 10/235:35 pm -
1 stop6h 35m
Sun 11/15:35 am -
1 stop6h 55m
Deal found 9/27![Southwest logo]()
$367
This JetBlue deal was found by Cheapflights users on 9/28. 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 10/206:00 am -
1 stop8h 29m
Sun 10/258:08 pm -
Nonstop4h 05m
Deal found 9/28![JetBlue logo]()
$373
This United Airlines deal was found by Cheapflights users on 9/28. 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.
Thu 10/1512:15 am -
1 stop8h 32m
Tue 10/209:23 am -
2 stops13h 46m
Deal found 9/28![United Airlines logo]()
$530
This JetBlue deal was found by Cheapflights users on 9/25. 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 10/165:01 am -
1 stop10h 52m
Tue 10/203:55 pm -
1 stop10h 11m
Deal found 9/25![JetBlue logo]()
$524
This JetBlue deal was found by Cheapflights users on 9/26. 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 11/243:25 pm -
1 stop7h 36m
Tue 12/12:45 pm -
1 stop6h 40m
Deal found 9/26![JetBlue logo]()
$535
Last-minute flights from Puerto Rico to BostonDiscover last-minute flight deals from Puerto Rico to Boston. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Boston. Data last updated September 29, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/32:22 pm -
1 stop7h 27m
Sun 10/45:00 am -
1 stop8h 57m
Deal found 9/25![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Mon 10/52:27 pm -
1 stop7h 22m
Tue 10/68:30 am -
1 stop6h 58m
Deal found 9/26![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/1212:15 am -
2 stops10h 17m
Tue 10/277:31 am -
2 stops15h 26m
Deal found 9/25![United Airlines logo]()
$462
This CheapOair deal was found by Cheapflights users on 9/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:44 pm -
1 stop15h 18m
Tue 10/2011:10 am -
Nonstop4h 04m
Deal found 9/26![Multiple Airlines logo]()
$313
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 10/163:00 am -
1 stop8h 02m
Sat 10/2411:47 am -
1 stop14h 06m
Deal found 9/25![Frontier logo]()
$314
This Cheapflightsfares deal was found by Cheapflights users on 9/25. 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 10/167:44 pm -
1 stop15h 18m
Mon 10/1911:47 am -
1 stop14h 06m
Deal found 9/25![Frontier logo]()
$320
This American Airlines deal was found by Cheapflights users on 9/25. 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.
Sat 10/1712:21 pm -
2 stops9h 25m
Sun 10/185:00 am -
1 stop8h 28m
Deal found 9/25![American Airlines logo]()
$306
This Cheapflightsfares deal was found by Cheapflights users on 9/27. 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 10/233:55 pm -
1 stop19h 07m
Fri 10/3012:39 pm -
1 stop12h 20m
Deal found 9/27![Frontier logo]()
$296
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:00 am -
1 stop8h 02m
Sun 11/15:32 am -
Nonstop4h 00m
Deal found 9/28![Multiple Airlines logo]()
$316
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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.
Sat 10/246:20 am -
Nonstop4h 04m
Mon 10/2610:15 am -
Nonstop4h 04m
Deal found 9/28![JetBlue logo]()
$318
This Frontier deal was found by Cheapflights users on 9/28. 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.
Sun 10/253:00 am -
1 stop8h 02m
Sat 10/3111:27 am -
1 stop12h 17m
Deal found 9/28![Frontier logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 9/27. 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.
Sat 10/313:47 pm -
1 stop20h 57m
Sat 11/711:27 am -
1 stop12h 32m
Deal found 9/27![Multiple Airlines logo]()
$319
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 September 29, 2026.
Search for one-way flight options from Puerto Rico to Boston. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/28. 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 10/2111:17 am -
1 stop23h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 9/28. 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 10/306:15 am -
1 stop27h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Multiple Airlines logo]()
$157
This CheapOair deal was found by Cheapflights users on 9/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:44 pm -
1 stop15h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$158
This eDestinos deal was found by Cheapflights users on 9/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:00 am -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/27. 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 12/238:20 am -
Nonstop4h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$166
This FlightHub deal was found by Cheapflights users on 9/24. 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.
Thu 10/227:20 am -
1 stop27h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$167
This Southwest deal was found by Cheapflights users on 9/27. 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.
Tue 10/275:05 am -
2 stops9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Southwest logo]()
$168
This Super.com deal was found by Cheapflights users on 9/28. 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 10/277:40 pm -
Nonstop4h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![JetBlue logo]()
$169
This Orbitz deal was found by Cheapflights users on 9/28. 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.
Sun 12/63:43 am -
1 stop7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 9/25. 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 10/237:00 am -
1 stop26h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Multiple Airlines logo]()
$171
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 11/193:47 am -
1 stop7h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$186
This Cheapflightsfares deal was found by Cheapflights users on 9/24. 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 10/711:12 am -
1 stop23h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Frontier logo]()
$206
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 September 29, 2026.
Round-trip from | $296 (Cheapflightsfares) |
|---|---|
One-way from | $154 (Cheapflightsfares) |
Popular in | July |
Cheapest in | February |
Average price | $322 |
Good round-trip deal | $317 or less |
Good one-way deal | $248 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 7,457,451 searches. Data last updated September 29, 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
AguadillaBoston
BQN Aguadilla Borinquen - BOS Boston Logan Intl
BQNBOS
Aguadilla Borinquen
Wed 10/21
11:17 am-11:02 am
1 stop23h 45m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Tue 10/27
5:05 am-2:55 pm
2 stops9h 50m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$168
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 10/30
6:00 am-3:00 pm
1 stop9h 00m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$174
Quickest round-trip
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Mon 11/2
1:00 pm-6:34 pm
1 stop6h 34m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Tue 10/27
7:05 am-7:16 pm
2 stops12h 11m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Sat 10/31
7:25 am-6:39 pm
2 stops11h 14m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$178
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Wed 10/7
3:00 am-11:02 am
1 stop8h 02m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$192
AguadillaBoston
BQN Aguadilla Borinquen - BOS Boston Logan Intl
BQNBOS
Aguadilla Borinquen
Wed 10/7
11:12 am-11:02 am
1 stop23h 50m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$206
San JuanBoston
SJU San Juan Luis Munoz Marin Intl - BOS Boston Logan Intl
SJUBOS
San Juan Luis Munoz Marin Intl
Thu 12/24
3:00 pm-11:59 pm
1 stop9h 59m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$209
AguadillaBoston
BQN Aguadilla Borinquen - BOS Boston Logan Intl
BQNBOS
Aguadilla Borinquen
Wed 11/25
5:01 am-11:12 am
1 stop7h 11m
Boston Logan Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$209
Showing 1-10 of 35 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
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
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 $224). 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 September 29, 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 September 29, 2026.
The most flights from PR0 to BOS are scheduled on a Saturday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).
How often are flights from Puerto Rico to Boston delayed?
About 21% of weekly flights between Puerto Rico and Boston have experienced delays in the past year, with the average delay time being 159 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 Sunday 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 15% 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 83 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 September 26, 2026.
Travelers seeking maximum savings on their Puerto Rico to Boston flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday 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 September 29, 2026.
See what other customers who have flown with Delta,JetBlue, andFrontier 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.
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
Food
7.2
Reviews
1 / 20
6.0
GoodColin,Sep 2024
LHR - BOS
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Crew
8.5
Overall
7.8
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
Concord
Cambridge
Brockton
Dedham
Cranston
Revere
Warwick
Pawtucket
Peabody
Auburn
Londonderry
York Beach
Fitchburg
North Falmouth
Swansea
Chelsea
Braintree
Sandwich
Browse thousands of different options on Cheapflights for your next trip
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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 September 29, 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 September 29, 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 3 airlines flying from Puerto Rico to Boston
Discover the top 3 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 7,457,451 searches. Data last updated September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$224 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$101 | Average$352 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$367 | FlexibilityNo cancel fee | On-time62% |