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New Hampshire

$141+ Cheap flights from San José (SJO) 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — MHT
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Cheap flight deals from San José to New Hampshire

Keep the following information in mind while searching for San José to New Hampshire flight deals. Data was last updated January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$231
(United Airlines)

One-way from

$141
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$391
Provider with most accurate pricing for San José Juan Santamaria Intl-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Boston Logan Intl flights.
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From San José Juan Santamaria Intl to New Hampshire
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One-way flight from San José Juan Santamaria Intl to New Hampshire
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Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from San José to New Hampshire

Cheapest flights from San José to New Hampshire
Explore the most affordable flight options available from San José to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 7, 2026.

This United Airlines deal was found by Cheapflights users on 1/6. 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 1/232:05 pmSJO - BOS
2 stops22h 15mUnited Airlines
Wed 2/49:30 amBOS - SJO
1 stop28h 26mUnited Airlines
Deal found 1/6$231
This Cheapflightsfares deal was found by Cheapflights users on 1/5. 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 2/121:31 pmSJO - BOS
1 stop9h 13mSpirit Airlines
Fri 2/205:27 amBOS - SJO
1 stop7h 55mSpirit Airlines
Deal found 1/5$234
This United Airlines deal was found by Cheapflights users on 1/7. 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 1/92:20 pmSJO - BOS
2 stops21h 26mUnited Airlines
Sat 1/174:49 pmBOS - SJO
1 stop21h 07mUnited Airlines
Deal found 1/7$235
This United Airlines deal was found by Cheapflights users on 1/7. 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 5/17:55 amSJO - BOS
2 stops24h 38mUnited Airlines
Sat 5/96:00 amBOS - SJO
2 stops31h 38mUnited Airlines
Deal found 1/7$238
This Cheapflightsfares deal was found by Cheapflights users on 1/5. 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 2/21:30 pmSJO - BOS
1 stop9h 27mSpirit Airlines
Mon 2/95:34 amBOS - SJO
1 stop7h 48mSpirit Airlines
Deal found 1/5$243
This American Airlines deal was found by Cheapflights users on 1/4. 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 1/161:51 pmSJO - BOS
1 stop9h 00mAmerican Airlines
Mon 1/196:00 amBOS - SJO
1 stop10h 01mAmerican Airlines
Deal found 1/4$244
This American Airlines deal was found by Cheapflights users on 1/5. 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 2/56:00 amSJO - BOS
2 stops12h 07mAmerican Airlines
Mon 2/239:57 amBOS - SJO
2 stops11h 15mAmerican Airlines
Deal found 1/5$245
This American Airlines deal was found by Cheapflights users on 1/5. 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 1/147:09 amSJO - BOS
1 stop12h 36mAmerican Airlines
Tue 1/277:00 amBOS - SJO
1 stop16h 30mAmerican Airlines
Deal found 1/5$250
This American Airlines deal was found by Cheapflights users on 1/4. 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 1/234:02 pmSJO - BOS
1 stop7h 57mAmerican Airlines
Sun 1/257:00 amBOS - SJO
1 stop16h 30mAmerican Airlines
Deal found 1/4$251
This Kiwi.com deal was found by Cheapflights users on 1/6. 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 1/241:30 pmSJO - BOS
1 stop9h 27mSpirit Airlines
Mon 2/95:34 amBOS - SJO
1 stop7h 48mSpirit Airlines
Deal found 1/6$252
This American Airlines deal was found by Cheapflights users on 1/5. 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 1/147:09 amSJO - BOS
1 stop12h 36mAmerican Airlines
Tue 1/207:00 amBOS - SJO
1 stop16h 30mAmerican Airlines
Deal found 1/5$256
This American Airlines deal was found by Cheapflights users on 1/5. 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 1/227:09 amSJO - BOS
1 stop12h 36mAmerican Airlines
Wed 1/287:00 amBOS - SJO
1 stop16h 30mAmerican Airlines
Deal found 1/5$257

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José 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 January 7, 2026.
Use the filters below to find and compare flights from San José to New Hampshire that are best for you.

Fly from

San José

Fly to

New Hampshire

Route

Depart

Return

Price

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Mon 1/12

6:30 am-12:46 pm

2 stops29h 16m

Boston Logan Intl

Mon 1/26

7:07 pm-8:39 pm

2 stops26h 32m

$231

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 1/22

2:05 pm-10:52 am

1 stop19h 47m

Boston Logan Intl

Thu 1/29

9:30 am-12:56 pm

1 stop28h 26m

$231

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 1/22

2:05 pm-12:46 pm

1 stop21h 41m

Boston Logan Intl

Sun 2/8

6:00 am-12:56 pm

1 stop31h 56m

$231

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/23

2:05 pm-12:46 pm

1 stop21h 41m

Boston Logan Intl

Sat 2/7

12:45 pm-12:56 pm

1 stop25h 11m

$231

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/23

6:30 am-5:24 pm

2 stops33h 54m

Boston Logan Intl

Sun 1/25

6:25 pm-12:56 pm

2 stops19h 31m

$235

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 1/14

7:09 am-8:45 pm

1 stop12h 36m

Boston Logan Intl

Tue 1/27

7:00 am-10:30 pm

1 stop16h 30m

$250

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 2/13

2:05 pm-7:08 pm

2 stops28h 03m

Boston Logan Intl

Fri 2/20

7:15 am-8:39 pm

1 stop14h 24m

$269

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Sun 1/25

8:45 am-12:19 pm

1 stop26h 34m

Boston Logan Intl

Sun 2/8

6:25 pm-12:56 pm

2 stops19h 31m

$269

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 2/12

6:30 am-9:51 pm

2 stops14h 21m

Boston Logan Intl

Fri 2/20

7:15 am-6:16 pm

1 stop12h 01m

$269

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Sun 1/25

6:30 am-12:19 pm

1 stop28h 49m

Boston Logan Intl

Wed 2/4

7:07 pm-12:56 pm

2 stops18h 49m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 26 results
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Best time to book a flight from San José to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from San José 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 José to New Hampshire
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 José to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San José to New Hampshire?

    For a flight from San José to New Hampshire, you will be flying from Juan Santamaria Intl. San José Juan Santamaria Intl (SJO) is just 8.8 mi from the center of the city.

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

    Departing from San José to New Hampshire will take you 29h 16m. Airlines will cover a distance of 2373 mi.

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

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

  • How can I find direct flights from San José 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 José to New Hampshire.

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

    Yes. Cheapflights offers flight deals from San José 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.

See more FAQs

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Alternative routes for San José to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
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Liberia to Newark flights
Liberia to John F Kennedy Intl flights
San José to Orlando Sanford Intl flights
San José to Greenville flights
San José to Sacramento flights
Liberia to Hobby flights
San José to Hartford flights
San José to West Palm Beach flights
Liberia to Miami flights

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