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New Hampshire

$102+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — MHT
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap 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 August 18, 2025.

Round-trip from

$176
(Cheapflightsfares)

One-way from

$102
(SmartFares)

Popular in

July

Cheapest in

September

Average price

$238
From San Juan to New Hampshire
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One-way flight from San Juan to New Hampshire
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Highest demand for flights based on searches. 20% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from San Juan to New Hampshire

Cheapest flights from San Juan to New Hampshire
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 August 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/16. 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 9/116:44 amSJU - BOS
1 stop7h 04mSpirit Airlines
Tue 9/1612:20 pmBOS - SJU
1 stop8h 36mSpirit Airlines
Deal found 8/16$176
This eDestinos deal was found by Cheapflights users on 8/17. 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 9/1211:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Mon 9/152:53 pmBOS - SJU
1 stop10h 01mSpirit Airlines
Deal found 8/17$194
This FlightHub deal was found by Cheapflights users on 8/18. 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 9/176:44 amSJU - BOS
1 stop7h 04mSpirit Airlines
Mon 9/222:53 pmBOS - SJU
1 stop10h 01mSpirit Airlines
Deal found 8/18$198
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/112:38 pmSJU - BOS
1 stop8h 09mSpirit Airlines
Wed 9/1712:20 pmBOS - SJU
1 stop8h 36mSpirit Airlines
Deal found 8/17$200
This Priceline deal was found by Cheapflights users on 8/17. 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 9/1012:28 amSJU - BOS
1 stop8h 15mMultiple Airlines
Tue 9/1612:20 pmBOS - SJU
1 stop8h 36mMultiple Airlines
Deal found 8/17$202
This Gotogate deal was found by Cheapflights users on 8/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:28 amSJU - BOS
1 stop8h 15mMultiple Airlines
Wed 9/1712:20 pmBOS - SJU
1 stop8h 36mMultiple Airlines
Deal found 8/17$203
This SmartFares deal was found by Cheapflights users on 8/18. 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.
Fri 9/1211:59 amSJU - BOS
1 stop11h 58mSpirit Airlines
Sun 9/146:49 pmBOS - SJU
1 stop16h 15mSpirit Airlines
Deal found 8/18$208
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 9/182:38 pmSJU - BOS
1 stop8h 09mSpirit Airlines
Sun 9/215:50 amBOS - SJU
1 stop7h 53mSpirit Airlines
Deal found 8/17$212
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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 10/232:49 amSJU - BOS
1 stop10h 55mSpirit Airlines
Tue 10/2812:31 pmBOS - SJU
1 stop13h 13mSpirit Airlines
Deal found 8/18$213
This Cheapflightsfares deal was found by Cheapflights users on 8/17. 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 9/182:38 pmSJU - BOS
1 stop8h 09mSpirit Airlines
Wed 9/2412:20 pmBOS - SJU
1 stop8h 36mSpirit Airlines
Deal found 8/17$214
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/226:10 amSJU - PWM
2 stops17h 35mAmerican Airlines
Fri 9/261:09 pmPWM - SJU
2 stops10h 28mAmerican Airlines
Deal found 8/17$215
This Cheapflightsfares deal was found by Cheapflights users on 8/18. 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.
Mon 10/132:49 amSJU - BOS
1 stop10h 55mSpirit Airlines
Sat 10/1812:31 pmBOS - SJU
1 stop13h 13mSpirit Airlines
Deal found 8/18$215

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 August 18, 2025.
Use the filters below to find and compare flights from San Juan to New Hampshire that are best for you.

Fly from

San Juan

Fly to

New Hampshire

Route

Depart

Return

Price

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 9/11

6:44 am-1:48 pm

1 stop7h 04m

Boston Logan Intl

Sun 9/14

5:50 am-1:43 pm

1 stop7h 53m

$194

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 9/12

11:59 am-11:57 pm

1 stop11h 58m

Boston Logan Intl

Mon 9/15

2:53 pm-12:54 am

1 stop10h 01m

$194

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 9/11

11:59 am-11:57 pm

1 stop11h 58m

Boston Logan Intl

Tue 9/16

12:20 pm-8:56 pm

1 stop8h 36m

$200

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Wed 9/10

12:28 am-8:43 am

1 stop8h 15m

Boston Logan Intl

Wed 9/17

12:20 pm-8:56 pm

1 stop8h 36m

$203

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 10/23

2:49 am-1:44 pm

1 stop10h 55m

Boston Logan Intl

Tue 10/28

12:31 pm-1:44 am

1 stop13h 13m

$213

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 11/13

10:57 am-10:08 pm

1 stop12h 11m

Boston Logan Intl

Mon 11/17

6:00 am-4:23 pm

1 stop9h 23m

$214

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Fri 11/14

12:10 pm-10:08 pm

1 stop10h 58m

Boston Logan Intl

Mon 11/17

6:15 am-7:21 pm

1 stop12h 06m

$214

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Thu 9/18

2:38 pm-10:47 pm

1 stop8h 09m

Boston Logan Intl

Mon 9/22

2:53 pm-12:54 am

1 stop10h 01m

$214

San JuanPortland

SJU - PWM

SJUPWM

San Juan Luis Munoz Marin Intl

Mon 9/22

6:10 am-11:45 pm

2 stops17h 35m

Portland

Fri 9/26

1:09 pm-11:37 pm

2 stops10h 28m

$215

San JuanBoston

SJU - BOS

SJUBOS

San Juan Luis Munoz Marin Intl

Tue 10/7

2:49 am-1:44 pm

1 stop10h 55m

Boston Logan Intl

Mon 10/20

2:53 pm-1:44 am

1 stop10h 51m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 54 results
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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.
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

What is the cheapest time of day to fly from SJU to NH?

Find hourly flight availability from San Juan to New Hampshire. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2025.

When flying from San Juan to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

  • How long is the flight from San Juan to New Hampshire?

    Departing from San Juan to New Hampshire will take you 6h 30m. The distance between San Juan and New Hampshire is about 1720 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Juan to New Hampshire one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $102. American Airlines flights start at $108 while deals on Delta start at $138 one-way.

  • What are the most popular routes from San Juan to New Hampshire?

    When deciding which route to take from San Juan to New Hampshire consider San Juan Luis Munoz Marin Intl - Boston Logan Intl, San Juan Luis Munoz Marin Intl - Manchester or San Juan Luis Munoz Marin Intl - Portland as they are the most popular.

  • Can I find deals for flights from San Juan to New Hampshire that include hotel bookings?

    Yes. In addition to deals on San Juan to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Juan to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Juan to New Hampshire.

  • Can I find deals for business class flights from San Juan to New Hampshire?

    Yes. Cheapflights offers flight deals from San Juan to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Juan to New Hampshire?

    Currently, January is the cheapest month in which you can book a flight from San Juan to New Hampshire (average of $334). Flying from San Juan to New Hampshire in April is currently the most expensive (average of $395). 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.

See more FAQs

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Alternative routes for San Juan to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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