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$134+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJO
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$368
(JetBlue)

One-way from

$134
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$593
Provider with most accurate pricing for Boston Logan Intl-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-San José Juan Santamaria Intl flights.
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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. 14% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This JetBlue deal was found by Cheapflights users on 2/18. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/247:37 amBOS - LIR
Nonstop5h 47mJetBlue
Wed 4/211:44 amLIR - BOS
Nonstop5h 25mJetBlue
Deal found 2/18$367
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/58:30 amBOS - SJO
2 stops14h 35mMultiple Airlines
Thu 3/1311:30 amSJO - BOS
1 stop11h 04mMultiple Airlines
Deal found 2/19$367
This Delta deal was found by Cheapflights users on 2/20. 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.
Sat 3/297:28 amBOS - LIR
Nonstop5h 57mDelta
Sat 4/51:15 pmLIR - BOS
Nonstop5h 27mDelta
Deal found 2/20$368
This Cheapflightsfares deal was found by Cheapflights users on 2/18. 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.
Wed 4/98:31 pmBOS - SJO
1 stop15h 53mSpirit Airlines
Fri 4/1811:35 amSJO - BOS
1 stop9h 22mSpirit Airlines
Deal found 2/18$368
This JetBlue deal was found by Cheapflights users on 2/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/265:40 amBOS - SJO
1 stop7h 25mJetBlue
Wed 4/211:29 pmSJO - BOS
1 stop13h 25mJetBlue
Deal found 2/19$373
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/246:32 pmBOS - LIR
1 stop19h 53mAmerican Airlines
Wed 4/22:11 pmLIR - BOS
1 stop21h 02mAmerican Airlines
Deal found 2/18$382
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2010:08 amPWM - SJO
1 stop26h 17mMultiple Airlines
Thu 3/2711:30 amSJO - PWM
1 stop22h 11mMultiple Airlines
Deal found 2/19$382
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 4/77:32 pmBOS - LIR
2 stops20h 51mUnited Airlines
Mon 4/143:25 pmLIR - BOS
1 stop19h 02mUnited Airlines
Deal found 2/20$383
This Gotogate deal was found by Cheapflights users on 2/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/210:50 amBOS - LIR
1 stop27h 40mAir Canada
Wed 4/92:30 pmLIR - BOS
1 stop23h 26mAir Canada
Deal found 2/18$391
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:25 pmBOS - SJO
2 stops17h 55mAmerican Airlines
Tue 9/1611:35 amSJO - BOS
2 stops18h 30mAmerican Airlines
Deal found 2/19$408
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:00 amPWM - SJO
2 stops18h 04mAmerican Airlines
Fri 5/26:05 amSJO - PWM
2 stops14h 19mAmerican Airlines
Deal found 2/19$421
This KAYAK deal was found by Cheapflights users on 2/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:36 pmBOS - SJO
1 stop18h 25mCopa Airlines
Wed 12/106:12 pmSJO - BOS
1 stop17h 52mCopa Airlines
Deal found 2/20$423

Find flights from New Hampshire to Costa Rica within your budget

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 February 20, 2025.

Fly from

New Hampshire

Fly to

Costa Rica

Route

Depart

Return

Price

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Mon 3/24

7:37 am-11:24 am

Nonstop5h 47m

Liberia

Wed 4/2

11:44 am-7:09 pm

Nonstop5h 25m

$367

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 3/5

8:30 am-10:05 pm

2 stops14h 35m

San José Juan Santamaria Intl

Thu 3/13

11:30 am-12:34 am

1 stop11h 04m

$367

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 4/9

8:31 pm-10:24 am

1 stop15h 53m

San José Juan Santamaria Intl

Fri 4/18

11:35 am-10:57 pm

1 stop9h 22m

$368

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Wed 3/26

5:40 am-11:41 am

1 stop8h 01m

Liberia

Sat 4/5

1:15 pm-8:42 pm

Nonstop5h 27m

$373

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 3/26

5:40 am-11:05 am

1 stop7h 25m

San José Juan Santamaria Intl

Wed 4/2

11:29 pm-2:54 pm

1 stop13h 25m

$373

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Mon 3/24

6:32 pm-12:25 pm

1 stop19h 53m

Liberia

Wed 4/2

2:11 pm-1:13 pm

1 stop21h 02m

$382

PortlandSan José

PWM - SJO

PWMSJO

Portland

Thu 3/20

10:08 am-10:25 am

1 stop26h 17m

San José Juan Santamaria Intl

Thu 3/27

11:30 am-11:41 am

1 stop22h 11m

$382

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Mon 4/7

7:32 pm-2:23 pm

2 stops20h 51m

Liberia

Mon 4/14

3:25 pm-12:27 pm

1 stop19h 02m

$383

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Wed 4/2

10:50 am-12:30 pm

1 stop27h 40m

Liberia

Wed 4/9

2:30 pm-3:56 pm

1 stop23h 26m

$391

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Fri 5/9

11:00 am-6:41 pm

2 stops9h 41m

San José Juan Santamaria Intl

Sat 5/17

6:03 am-10:52 pm

2 stops14h 49m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 54 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.

Travel insights for flights from New Hampshire to Costa Rica

Get recent, data-driven insights about flights from New Hampshire to Costa Rica including ideal travel times, pricing trends, and more.

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 February 20, 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.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from New Hampshire to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Copa Airlines
7.6
Good
1,510 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Comfort

8.1

Entertainment

7.6

Overall

8.1

Boarding

8.2

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

  • 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 ($153), Delta ($163), and Copa Airlines ($164).

  • 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 $555). 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 New Hampshire to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from New Hampshire to Costa Rica

Discover the top 3 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$309Average$592FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$337Average$732FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$615Average$903FlexibilityNo cancel feeOn-time63%
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