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$74+ Cheap flights from New Hampshire to Costa Rica

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJO
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from New Hampshire to Costa Rica

Keep the following information in mind while searching for New Hampshire to Costa Rica flight deals. Data was last updated September 16, 2025.

Round-trip from

$224
(Cheapflightsfares)

One-way from

$74
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$403
From New Hampshire to Costa Rica
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One-way flight from New Hampshire to Costa Rica
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Highest demand for flights based on searches. 10% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from New Hampshire to Costa Rica

Cheapest flights from New Hampshire to Costa Rica
Explore the most affordable flight options available from New Hampshire to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Tue 10/286:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 11/41:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$224
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/303:00 pmBOS - SJO
2 stops21h 27mSpirit Airlines
Wed 10/812:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$227
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Wed 10/2212:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$228
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Tue 10/76:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 10/1412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$235
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Sun 11/25:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Wed 11/121:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$237
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Wed 10/226:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Mon 10/2712:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$239
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 10/296:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Thu 11/61:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/14$242
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 10/178:24 pmBOS - SJO
1 stop17h 06mSpirit Airlines
Fri 10/2412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/14$243
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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.
Sun 11/25:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 11/111:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$244
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Thu 10/3012:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$245
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 11/55:45 amBOS - SJO
1 stop7h 29mSpirit Airlines
Wed 11/191:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/14$246
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 11/36:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
Tue 11/111:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$249

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to Costa Rica 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 September 16, 2025.
Use the filters below to find and compare flights from New Hampshire to Costa Rica that are best for you.

Fly from

New Hampshire

Fly to

Costa Rica

Route

Depart

Return

Price

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 10/12

6:16 am-11:30 am

1 stop7h 14m

San José Juan Santamaria Intl

Thu 10/16

12:35 pm-11:59 pm

1 stop9h 24m

$285

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 10/26

6:20 am-12:06 pm

1 stop7h 46m

San José Juan Santamaria Intl

Mon 11/3

4:25 pm-7:41 am

1 stop14h 16m

$288

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/16

3:49 pm-4:52 pm

3 stops27h 03m

San José Juan Santamaria Intl

Thu 10/30

10:08 am-11:02 pm

1 stop10h 54m

$293

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/23

3:49 pm-4:52 pm

3 stops27h 03m

San José Juan Santamaria Intl

Mon 11/3

11:00 am-10:03 pm

1 stop10h 03m

$293

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/30

8:41 am-6:47 pm

1 stop12h 06m

San José Juan Santamaria Intl

Sun 11/9

5:50 pm-1:00 pm

1 stop18h 10m

$303

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 11/2

2:42 pm-8:19 am

1 stop18h 37m

San José Juan Santamaria Intl

Sat 11/8

4:08 am-1:00 pm

1 stop7h 52m

$303

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Mon 10/13

3:49 pm-9:04 am

1 stop19h 15m

San José Juan Santamaria Intl

Mon 10/20

9:17 am-2:11 pm

3 stops26h 54m

$308

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 10/22

8:41 am-6:58 pm

1 stop12h 17m

San José Juan Santamaria Intl

Mon 10/27

9:17 am-2:13 pm

3 stops26h 56m

$308

WorcesterSan José

ORH - SJO

ORHSJO

Worcester

Wed 10/29

11:57 am-11:15 am

1 stop25h 18m

San José Juan Santamaria Intl

Wed 11/5

2:01 pm-3:26 pm

1 stop24h 25m

$323

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 1/25

3:07 pm-7:06 am

1 stop16h 59m

San José Juan Santamaria Intl

Thu 2/5

11:01 am-10:03 pm

1 stop10h 02m

$326

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from New Hampshire to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from New Hampshire 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 New Hampshire to Costa Rica

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

Find hourly flight availability from New Hampshire to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Hampshire to Costa Rica as you normally would.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Costa Rica. 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 New Hampshire to Costa Rica?

    A quick flight from New Hampshire to Costa Rica can take about 7h 14m. Spirit Airlines provides one of the quickest options available for as low as $285. There are 2373 mi between New Hampshire and Costa Rica. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from New Hampshire to Costa Rica one-way?

    The cheapest airlines for a one-way flight from New Hampshire to Costa Rica are Spirit Airlines ($97), Air Canada ($138), and JetBlue ($200).

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

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

  • How can I find direct flights from New Hampshire to Costa Rica?

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

  • Can I find deals for business class flights from New Hampshire to Costa Rica?

    Yes. Cheapflights offers flight deals from New Hampshire to Costa Rica 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 New Hampshire to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from New Hampshire to Costa Rica (average of $398). Flying from New Hampshire to Costa Rica in March is currently the most expensive (average of $554). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Hampshire to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San José flights
Los Angeles to Guatemala City flights
Newark to San José flights
Los Angeles to San Salvador flights
Dulles Intl to San Salvador flights
John F Kennedy Intl to Panama City flights
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John F Kennedy Intl to Guatemala City flights
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Los Angeles to Panama City flights
Hobby to San José flights
LaGuardia to Panama City flights
Dallas/Fort Worth to San José flights
Dulles Intl to Panama City flights
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Miami to Managua flights
John F Kennedy Intl to Liberia flights
O'Hare Intl to Panama City flights
George Bush Intcntl to San José flights
Miami to Panama City flights
San Francisco to San José flights
Boston to San José flights
Orlando to Panama City flights
Dulles Intl to Guatemala City flights
Dallas/Fort Worth to Guatemala City flights
O'Hare Intl to Guatemala City flights
Baltimore to San José flights
Hobby to Panama City flights
Atlanta to San Salvador flights
Los Angeles to Liberia flights
Reagan-National to San José flights
Baltimore to San Salvador flights
Orlando to San José flights
Denver to San José flights
Dallas/Fort Worth to Panama City flights
Ontario to San Salvador flights
Miami to San Salvador flights
Reagan-National to San Salvador flights
Atlanta to Guatemala City flights
O'Hare Intl to Liberia flights
LaGuardia to Liberia flights

Top 2 airlines flying from New Hampshire to Costa Rica

Discover the top 2 airlines that operate flights from New Hampshire to Costa Rica. 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 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$679FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$591Average$837FlexibilityNo cancel feeOn-time63%

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