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Cheap flights from San José to New Hampshire from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to New Hampshire departing on 2/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San José to New Hampshire

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 6:01 pm
SJO
-
BOS
10h 31m1 stop
United Airlines Logo
7:05 am - 8:39 pm
BOS
-
SJO
14h 34m1 stop
$234United Airlines
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
6:30 am - 11:20 pm
SJO
-
BOS
15h 50m1 stop
United Airlines Logo
4:49 pm - 1:15 pm
BOS
-
SJO
21h 26m2 stops
$239United Airlines
Fri, Jan 30 - Tue, Feb 3
American Airlines Logo
4:02 pm - 10:01 am
SJO
-
BOS
16h 59m1 stop
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$240American Airlines
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
2:05 pm - 12:45 am
SJO
-
BOS
9h 40m1 stop
United Airlines Logo
6:20 am - 8:39 pm
BOS
-
SJO
15h 19m1 stop
$243United Airlines
Thu, Dec 25 - Thu, Jan 1
American Airlines Logo
1:43 pm - 12:59 am
SJO
-
BOS
10h 16m1 stop
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$244American Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
8:45 am - 1:58 pm
SJO
-
MHT
28h 13m2 stops
United Airlines Logo
7:28 pm - 6:16 pm
MHT
-
SJO
23h 48m2 stops
$244United Airlines
Fri, Feb 13 - Tue, Feb 17
United Airlines Logo
6:30 am - 10:48 pm
SJO
-
BOS
15h 18m2 stops
United Airlines Logo
5:20 am - 8:39 pm
BOS
-
SJO
16h 19m2 stops
$247United Airlines
Thu, Dec 25 - Thu, Jan 1
United Airlines Logo
8:45 am - 12:19 pm
SJO
-
BOS
26h 34m1 stop
United Airlines Logo
3:25 pm - 1:15 pm
BOS
-
SJO
22h 50m1 stop
$248United Airlines
Fri, Jan 30 - Tue, Feb 3
American Airlines Logo
7:09 am - 11:44 pm
SJO
-
BOS
15h 35m1 stop
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$249American Airlines
Fri, Jan 23 - Sun, Jan 25
Multiple Airlines Logo
8:35 am - 6:51 pm
SJO
-
MHT
33h 16m2 stops
Multiple Airlines Logo
7:26 pm - 12:05 am
MHT
-
SJO
29h 39m2 stops
$1,167Multiple Airlines
Fri, Jan 16 - Wed, Jan 21

Spirit Airlines flights from San José to New Hampshire

Our best Spirit Airlines deals on San José to New Hampshire flight tickets
Spirit Airlines
Jan 9
SJO12:33 pmSan José Juan Santamaria Intl
9h 46m
1 stop
BOS11:19 pmBoston Logan Intl
Jan 16
BOS5:34 amBoston Logan Intl
7h 48m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
$261
Find similar
Spirit Airlines
Dec 29
SJO1:31 pmSan José Juan Santamaria Intl
9h 26m
1 stop
BOS11:57 pmBoston Logan Intl
Jan 10
BOS5:34 amBoston Logan Intl
7h 48m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
$271
Find similar
Spirit Airlines
Jan 8
SJO1:30 pmSan José Juan Santamaria Intl
9h 27m
1 stop
BOS11:57 pmBoston Logan Intl
Jan 11
BOS5:34 amBoston Logan Intl
7h 48m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
$272
Find similar

Copa Airlines flights from San José to New Hampshire

Our best Copa Airlines deals on San José to New Hampshire flight tickets
Copa Airlines
Apr 1
SJO4:09 amSan José Juan Santamaria Intl
17h 00m
1 stop
BOS11:09 pmBoston Logan Intl
Apr 6
BOS3:51 pmBoston Logan Intl
19h 14m
1 stop
SJO9:05 amSan José Juan Santamaria Intl
$275
Find similar
Copa Airlines
Jan 13
SJO5:56 pmSan José Juan Santamaria Intl
27h 07m
1 stop
BOS10:03 pmBoston Logan Intl
Jan 18
BOS3:07 pmBoston Logan Intl
16h 59m
1 stop
SJO7:06 amSan José Juan Santamaria Intl
$299
Find similar
Copa Airlines
Jan 13
SJO5:56 pmSan José Juan Santamaria Intl
27h 07m
1 stop
BOS10:03 pmBoston Logan Intl
Jan 20
BOS3:07 pmBoston Logan Intl
16h 59m
1 stop
SJO7:06 amSan José Juan Santamaria Intl
$300
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from San José to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 1/29

6:30 am-6:01 pm

1 stop10h 31m

Boston Logan Intl

Mon 2/2

7:05 am-8:39 pm

1 stop14h 34m

$234

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/30

6:30 am-11:20 pm

1 stop15h 50m

Boston Logan Intl

Tue 2/3

4:49 pm-1:15 pm

2 stops21h 26m

$239

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 1/29

4:02 pm-10:01 am

1 stop16h 59m

Boston Logan Intl

Sun 2/1

7:00 am-10:30 pm

1 stop16h 30m

$240

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 12/25

2:05 pm-12:45 am

1 stop9h 40m

Boston Logan Intl

Thu 1/1

6:20 am-8:39 pm

1 stop15h 19m

$243

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/23

1:43 pm-12:59 am

1 stop10h 16m

Boston Logan Intl

Sun 1/25

7:00 am-10:30 pm

1 stop16h 30m

$244

San JoséManchester

SJO - MHT

SJOMHT

San José Juan Santamaria Intl

Fri 2/13

8:45 am-1:58 pm

2 stops28h 13m

Manchester

Tue 2/17

7:28 pm-6:16 pm

2 stops23h 48m

$244

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 12/25

6:30 am-10:48 pm

2 stops15h 18m

Boston Logan Intl

Thu 1/1

5:20 am-8:39 pm

2 stops16h 19m

$247

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/30

8:45 am-12:19 pm

1 stop26h 34m

Boston Logan Intl

Tue 2/3

3:25 pm-1:15 pm

1 stop22h 50m

$248

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/23

7:09 am-11:44 pm

1 stop15h 35m

Boston Logan Intl

Sun 1/25

7:00 am-10:30 pm

1 stop16h 30m

$249

San JoséManchester

SJO - MHT

SJOMHT

San José Juan Santamaria Intl

Fri 1/16

8:35 am-6:51 pm

2 stops33h 16m

Manchester

Wed 1/21

7:26 pm-12:05 am

2 stops29h 39m

$1,167

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New Hampshire from

How to get the cheapest flight ticket from San José to New Hampshire

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to New Hampshire?

The month of October is another great option to travel to New Hampshire, with average flight prices from San José averaging around $348.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Tuesday when prices can be found for as low as $386. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $542.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is in the afternoon. momondo users have found flights departing from San José to New Hampshire in the afternoon for as low as $356. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $474. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to New Hampshire?

You are more likely to see cheaper flights to New Hampshire from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to New Hampshire for around $406 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New Hampshire from San José for as low as $348 on momondo.

Can stopping save me money on San José to New Hampshire flights?

You could potentially save up to 40% on your flight if you consider stops on a San José to New Hampshire flight.

Cheap San José to New Hampshire flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to New Hampshire

Fastest flight time

9h 26m

Direct flights

None
The fastest flight from San José to New Hampshire takes 9h 26m
There are no direct flights from San José to New Hampshire. There are no popular flight routes from San José to New Hampshire.
Search flight deals

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to New Hampshire?

    Prices for flights from San José Juan Santamaria Intl Airport to New Hampshire were last updated today.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to New Hampshire?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to New Hampshire?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The necessary travel and health documents for your New Hampshire trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from San José to New Hampshire?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San José to New Hampshire. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San José to New Hampshire with flexible booking policies on momondo?

momondo does allow users to show only those flights to New Hampshire from San José which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San José to New Hampshire?

momondo provides multiple filters to help you find the best flight to New Hampshire from San José. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San José to New Hampshire right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San José to New Hampshire flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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