$109+ Cheap flights from San Juan to New Hampshire
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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — MHT
Aug 23 — Aug 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Juan to New Hampshire 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 San Juan to New Hampshire
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Juan to New HampshireExplore the most affordable flight options available from San Juan to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from San Juan to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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 9/58:59 pm
SJU
- BOS
Nonstop4h 06m
JetBlue
Sun 9/136:20 pm
BOS
- SJU
Nonstop4h 07m
JetBlue
Deal found 7/22![JetBlue logo]()
$303
This Delta deal was found by Cheapflights users on 7/21. 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 10/221:06 pm
SJU
- BOS
1 stop10h 02m
Delta
Sat 10/245:39 am
BOS
- SJU
1 stop7h 21m
Delta
Deal found 7/21![Delta logo]()
$306
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am
SJU
- BOS
1 stop8h 22m
Delta
Sun 11/18:55 am
BOS
- SJU
Nonstop4h 06m
Delta
Deal found 7/23![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/207:30 am
SJU
- BOS
1 stop11h 44m
American Airlines
Fri 8/216:00 am
BOS
- SJU
2 stops8h 51m
American Airlines
Deal found 7/22![American Airlines logo]()
$312
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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 10/26:55 pm
SJU
- BOS
Nonstop4h 08m
JetBlue
Wed 10/77:55 am
BOS
- SJU
Nonstop4h 07m
JetBlue
Deal found 7/22![JetBlue logo]()
$314
This Delta deal was found by Cheapflights users on 7/22. 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 9/62:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Sat 9/198:55 am
BOS
- SJU
Nonstop4h 02m
Delta
Deal found 7/22![Delta logo]()
$316
This JetBlue deal was found by Cheapflights users on 7/21. 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 9/266:00 am
SJU
- BOS
Nonstop4h 03m
JetBlue
Wed 9/307:55 am
BOS
- SJU
Nonstop4h 07m
JetBlue
Deal found 7/21![JetBlue logo]()
$317
This Delta deal was found by Cheapflights users on 7/24. 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.
Tue 9/82:10 pm
SJU
- BOS
Nonstop4h 13m
Delta
Tue 9/158:55 am
BOS
- SJU
Nonstop4h 02m
Delta
Deal found 7/24![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 9/52:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Sun 9/136:59 am
BOS
- SJU
1 stop9h 50m
Delta
Deal found 7/24![Delta logo]()
$321
This Travelocity deal was found by Cheapflights users on 7/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:20 pm
SJU
- BOS
Nonstop4h 08m
Multiple Airlines
Tue 10/2011:05 am
BOS
- SJU
1 stop14h 48m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 7/22. 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 11/133:35 pm
SJU
- PWM
1 stop7h 48m
Delta
Tue 11/176:00 am
PWM
- SJU
1 stop10h 25m
Delta
Deal found 7/22![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/20. 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 11/131:00 pm
SJU
- MHT
2 stops11h 57m
United Airlines
Sun 11/152:32 pm
MHT
- SJU
1 stop6h 50m
United Airlines
Deal found 7/20![United Airlines logo]()
$345
Best flights from San Juan to New HampshireDiscover carefully curated flight deals from San Juan to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from San Juan to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This Delta deal was found by Cheapflights users on 7/24. 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.
Fri 10/232:06 pm
SJU
- BOS
Nonstop4h 05m
Delta
Sun 11/18:55 am
BOS
- SJU
Nonstop4h 06m
Delta
Deal found 7/24![Delta logo]()
$306
This United Airlines deal was found by Cheapflights users on 7/20. 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 10/144:55 pm
SJU
- PWM
1 stop7h 04m
United Airlines
Tue 10/205:15 am
PWM
- SJU
1 stop7h 19m
United Airlines
Deal found 7/20![United Airlines logo]()
$342
This Southwest deal was found by Cheapflights users on 7/20. 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 11/136:05 am
SJU
- MHT
1 stop9h 25m
Southwest
Sun 11/153:10 pm
MHT
- SJU
1 stop8h 55m
Southwest
Deal found 7/20![Southwest logo]()
$364
This JetBlue deal was found by Cheapflights users on 7/22. 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 8/295:01 am
SJU
- PWM
1 stop8h 44m
JetBlue
Tue 9/11:20 pm
PWM
- SJU
1 stop9h 39m
JetBlue
Deal found 7/22![JetBlue logo]()
$409
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:10 pm
SJU
- ORH
2 stops23h 48m
American Airlines
Thu 8/205:23 pm
ORH
- SJU
2 stops16h 20m
American Airlines
Deal found 7/24![American Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am
SJU
- BOS
1 stop6h 47m
Delta
Tue 11/38:55 am
BOS
- SJU
Nonstop4h 06m
Delta
Deal found 7/23![Delta logo]()
$311
This United Airlines deal was found by Cheapflights users on 7/19. 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 9/43:56 pm
SJU
- BOS
1 stop9h 15m
United Airlines
Mon 9/76:00 am
BOS
- SJU
1 stop7h 45m
United Airlines
Deal found 7/19![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 7/19. 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 9/42:59 pm
SJU
- BOS
1 stop10h 26m
Delta
Tue 9/81:32 pm
BOS
- SJU
1 stop10h 17m
Delta
Deal found 7/19![Delta logo]()
$339
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 8/181:00 am
SJU
- BOS
1 stop7h 17m
United Airlines
Wed 8/266:01 am
BOS
- SJU
1 stop8h 43m
United Airlines
Deal found 7/20![United Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 7/20. 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.
Wed 10/1412:40 pm
SJU
- PWM
2 stops9h 55m
Southwest
Mon 10/195:20 am
PWM
- SJU
1 stop6h 55m
Southwest
Deal found 7/20![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:35 pm
SJU
- PWM
1 stop7h 48m
Delta
Tue 11/176:00 am
PWM
- SJU
1 stop10h 25m
Delta
Deal found 7/23![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/20. 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 11/131:00 pm
SJU
- MHT
2 stops11h 57m
United Airlines
Sun 11/152:32 pm
MHT
- SJU
1 stop6h 50m
United Airlines
Deal found 7/20![United Airlines logo]()
$345
This Southwest deal was found by Cheapflights users on 7/20. 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.
Mon 10/55:30 am
SJU
- BOS
1 stop6h 45m
Southwest
Sat 10/101:55 pm
BOS
- SJU
2 stops9h 55m
Southwest
Deal found 7/20![Southwest logo]()
$404
This Delta deal was found by Cheapflights users on 7/20. 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 8/215:50 pm
SJU
- PWM
1 stop7h 09m
Delta
Sat 8/296:00 am
PWM
- SJU
1 stop10h 33m
Delta
Deal found 7/20![Delta logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/133:28 pm
SJU
- ORH
2 stops25h 30m
American Airlines
Thu 8/205:23 pm
ORH
- SJU
2 stops16h 20m
American Airlines
Deal found 7/24![American Airlines logo]()
$493
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/161:06 pm
SJU
- PWM
1 stop11h 04m
Delta
Sun 10/184:15 pm
PWM
- SJU
1 stop7h 41m
Delta
Deal found 7/23![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/274:55 pm
SJU
- PWM
1 stop7h 04m
United Airlines
Mon 8/315:15 am
PWM
- SJU
1 stop7h 39m
United Airlines
Deal found 7/20![United Airlines logo]()
$406
This Delta deal was found by Cheapflights users on 7/24. 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.
Wed 9/307:30 am
SJU
- PWM
1 stop8h 09m
Delta
Wed 10/74:15 pm
PWM
- SJU
1 stop7h 41m
Delta
Deal found 7/24![Delta logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:03 am
SJU
- ORH
1 stop9h 55m
American Airlines
Thu 8/205:23 pm
ORH
- SJU
2 stops16h 20m
American Airlines
Deal found 7/24![American Airlines logo]()
$510
This Delta deal was found by Cheapflights users on 7/21. 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 8/202:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Sun 8/238:50 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/21![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:30 am
SJU
- BOS
1 stop8h 43m
Delta
Tue 8/116:05 am
BOS
- SJU
1 stop10h 28m
Delta
Deal found 7/23![Delta logo]()
$352
This Delta deal was found by Cheapflights users on 7/20. 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
SJU
- BOS
1 stop7h 23m
Delta
Sat 11/148:13 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/20![Delta logo]()
$354
This Delta deal was found by Cheapflights users on 7/21. 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 8/131:19 pm
SJU
- BOS
1 stop9h 24m
Delta
Tue 8/188:50 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/21![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:00 am
SJU
- MHT
2 stops13h 15m
United Airlines
Sat 10/39:25 am
MHT
- SJU
2 stops28h 20m
United Airlines
Deal found 7/23![United Airlines logo]()
$616
This Delta deal was found by Cheapflights users on 7/24. 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.
Tue 8/252:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Sat 8/298:50 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/24![Delta logo]()
$399
Last-minute flights from San Juan to New HampshireDiscover last-minute flight deals from San Juan to New Hampshire. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to New Hampshire. Data last updated July 24, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 7/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:20 pm
SJU
- BOS
1 stop14h 26m
Multiple Airlines
Sat 8/156:00 am
BOS
- SJU
Nonstop4h 00m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$341
This Expedia deal was found by Cheapflights users on 7/22. 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.
Wed 8/128:37 pm
SJU
- BOS
1 stop12h 32m
Multiple Airlines
Wed 8/191:14 pm
BOS
- SJU
Nonstop4h 02m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$346
This Cheapflightsfares deal was found by Cheapflights users on 7/22. 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 8/135:45 am
SJU
- BOS
Nonstop4h 00m
JetBlue
Mon 8/1710:10 am
BOS
- SJU
Nonstop4h 01m
JetBlue
Deal found 7/22![JetBlue logo]()
$332
This Delta deal was found by Cheapflights users on 7/24. 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 8/131:19 pm
SJU
- BOS
1 stop9h 24m
Delta
Tue 8/189:05 am
BOS
- SJU
1 stop7h 28m
Delta
Deal found 7/24![Delta logo]()
$348
This Travelocity deal was found by Cheapflights users on 7/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/135:20 pm
SJU
- BOS
1 stop14h 26m
Multiple Airlines
Sat 8/157:50 pm
BOS
- SJU
Nonstop4h 04m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$350
This SmartFares deal was found by Cheapflights users on 7/20. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:54 pm
SJU
- BOS
Nonstop4h 05m
JetBlue
Wed 8/267:50 pm
BOS
- SJU
Nonstop4h 04m
JetBlue
Deal found 7/20![JetBlue logo]()
$320
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/207:30 am
SJU
- BOS
1 stop11h 44m
American Airlines
Fri 8/216:00 am
BOS
- SJU
2 stops8h 51m
American Airlines
Deal found 7/22![American Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 7/21. 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 8/202:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Sun 8/238:50 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/21![Delta logo]()
$349
This Delta deal was found by Cheapflights users on 7/21. 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 8/215:50 pm
SJU
- PWM
1 stop7h 09m
Delta
Sat 8/296:00 am
PWM
- SJU
1 stop10h 33m
Delta
Deal found 7/21![Delta logo]()
$342
This Priceline deal was found by Cheapflights users on 7/20. 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.
Wed 8/266:09 pm
SJU
- BOS
1 stop15h 00m
Multiple Airlines
Sun 9/69:59 am
BOS
- SJU
Nonstop4h 01m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 7/20. 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 8/264:55 pm
SJU
- BOS
1 stop7h 04m
United Airlines
Sat 9/58:05 am
BOS
- SJU
2 stops12h 33m
United Airlines
Deal found 7/20![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 7/24. 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.
Sat 8/297:30 am
SJU
- BOS
1 stop8h 43m
Delta
Sun 9/68:50 am
BOS
- SJU
Nonstop4h 07m
Delta
Deal found 7/24![Delta logo]()
$340
One-way flights from San Juan to New HampshireSearch for one-way flight options from San Juan to New Hampshire. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from San Juan to New Hampshire. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/272:33 pm
SJU
- MHT
1 stop9h 03m
American Airlines
Deal found 7/21![American Airlines logo]()
$109
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/267:03 am
SJU
- MHT
2 stops16h 49m
American Airlines
Deal found 7/21![American Airlines logo]()
$144
This American Airlines deal was found by Cheapflights users on 7/21. 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 8/247:22 pm
SJU
- MHT
2 stops23h 44m
American Airlines
Deal found 7/21![American Airlines logo]()
$150
This United Airlines deal was found by Cheapflights users on 7/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/274:55 pm
SJU
- MHT
1 stop7h 01m
United Airlines
Deal found 7/23![United Airlines logo]()
$154
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 11/252:05 am
SJU
- PWM
1 stop7h 55m
United Airlines
Deal found 7/24![United Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/287:03 am
SJU
- BOS
1 stop16h 45m
American Airlines
Deal found 7/22![American Airlines logo]()
$172
This Frontier deal was found by Cheapflights users on 7/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:57 pm
SJU
- BOS
1 stop12h 12m
Frontier
Deal found 7/23![Frontier logo]()
$173
This American Airlines deal was found by Cheapflights users on 7/22. 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 8/297:05 am
SJU
- BOS
1 stop12h 09m
American Airlines
Deal found 7/22![American Airlines logo]()
$176
This Super.com deal was found by Cheapflights users on 7/21. 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.
Wed 8/128:54 pm
SJU
- BOS
Nonstop4h 05m
JetBlue
Deal found 7/21![JetBlue logo]()
$178
This Super.com deal was found by Cheapflights users on 7/20. 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.
Sat 8/158:37 pm
SJU
- BOS
1 stop12h 32m
Frontier
Deal found 7/20![Frontier logo]()
$181
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:10 pm
SJU
- BOS
Nonstop4h 11m
Delta
Deal found 7/23![Delta logo]()
$182
This Expedia deal was found by Cheapflights users on 7/19. 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.
Tue 8/188:30 pm
SJU
- BOS
2 stops17h 52m
JetBlue
Deal found 7/19![JetBlue logo]()
$184
Find flight deals from San Juan to New Hampshire
Keep the following information in mind while searching for San Juan to New Hampshire flight deals. Data was last updated July 24, 2026.
Round-trip from | $303 (Cheapflightsfares) |
|---|---|
One-way from | $109 (American Airlines) |
Popular in | July |
Cheapest in | February |
Average price | $415 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan to New Hampshire 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 July 24, 2026.
Use the filters below to find and compare flights from San Juan to New Hampshire that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San JuanBoston
SJU - BOS
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 10/23
2:06 pm-6:11 pm
Nonstop4h 05m
Boston Logan Intl
Sun 11/1
8:55 am-2:01 pm
Nonstop4h 06m
$306
San JuanBoston
SJU - BOS
SJUBOS
San Juan Luis Munoz Marin Intl
Thu 10/29
7:00 am-1:47 pm
1 stop6h 47m
Boston Logan Intl
Tue 11/3
8:55 am-2:01 pm
Nonstop4h 06m
$311
San JuanBoston
SJU - BOS
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 9/4
2:59 pm-1:25 am
1 stop10h 26m
Boston Logan Intl
Tue 9/8
1:32 pm-11:49 pm
1 stop10h 17m
$339
San JuanPortland
SJU - PWM
SJUPWM
San Juan Luis Munoz Marin Intl
Wed 10/14
4:55 pm-11:59 pm
1 stop7h 04m
Portland
Tue 10/20
5:15 am-12:34 pm
1 stop7h 19m
$342
San JuanPortland
SJU - PWM
SJUPWM
San Juan Luis Munoz Marin Intl
Fri 11/13
3:35 pm-10:23 pm
1 stop7h 48m
Portland
Tue 11/17
6:00 am-5:25 pm
1 stop10h 25m
$342
San JuanPortland
SJU - PWM
SJUPWM
San Juan Luis Munoz Marin Intl
Fri 8/21
5:50 pm-12:59 am
1 stop7h 09m
Portland
Sat 8/29
6:00 am-4:33 pm
1 stop10h 33m
$342
San JuanPortland
SJU - PWM
SJUPWM
San Juan Luis Munoz Marin Intl
Fri 10/16
1:06 pm-12:10 am
1 stop11h 04m
Portland
Sun 10/18
4:15 pm-11:56 pm
1 stop7h 41m
$342
San JuanPortland
SJU - PWM
SJUPWM
San Juan Luis Munoz Marin Intl
Wed 9/30
7:30 am-3:39 pm
1 stop8h 09m
Portland
Wed 10/7
4:15 pm-11:56 pm
1 stop7h 41m
$342
San JuanBoston
SJU - BOS
SJUBOS
San Juan Luis Munoz Marin Intl
Fri 9/4
3:56 pm-1:11 am
1 stop9h 15m
Boston Logan Intl
Mon 9/7
6:00 am-1:45 pm
1 stop7h 45m
$344
San JuanBoston
SJU - BOS
SJUBOS
San Juan Luis Munoz Marin Intl
Tue 8/18
1:00 am-8:17 am
1 stop7h 17m
Boston Logan Intl
Wed 8/26
6:01 am-2:44 pm
1 stop8h 43m
$344
Showing 1-10 of 55 resultsSorted by cheapest first
Best time to book a flight from San Juan to New Hampshire
Have a flexible travel schedule? Discover the best time to fly to New Hampshire from San Juan with our price prediction graph.
SJU-BOS
SJU-PWM
SJU-MHT
SJU-ORH
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 San Juan to New Hampshire
PR1-USNH
SJU-BOS
SJU-PWM
SJU-MHT
SJU-ORH
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from San Juan to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations