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$140+ 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJO
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$312
(Mytrip)

One-way from

$140
(Delta)

Popular in

December

Cheapest in

September

Average price

$557
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. 13% potential increase in price ($86 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 April 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 April 3, 2025.

This Mytrip deal was found by Cheapflights users on 4/2. 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.
Mon 4/142:12 pmBOS - SJO
1 stop11h 38mSpirit Airlines
Fri 4/1812:23 pmSJO - BOS
1 stop20h 04mSpirit Airlines
Deal found 4/2$312
This American Airlines deal was found by Cheapflights users on 4/2. 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 8/117:24 pmMHT - SJO
2 stops19h 36mAmerican Airlines
Tue 8/192:45 pmSJO - MHT
1 stop8h 00mAmerican Airlines
Deal found 4/2$320
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Sun 5/116:10 amBOS - SJO
1 stop7h 23mMultiple Airlines
Thu 5/228:46 amSJO - BOS
1 stop8h 40mMultiple Airlines
Deal found 4/1$323
This American Airlines deal was found by Cheapflights users on 4/2. 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 8/215:30 amBOS - SJO
2 stops9h 50mAmerican Airlines
Wed 8/277:00 amSJO - BOS
2 stops9h 38mAmerican Airlines
Deal found 4/2$346
This American Airlines deal was found by Cheapflights users on 4/2. 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 5/257:49 amPWM - SJO
2 stops29h 38mAmerican Airlines
Wed 6/2511:59 pmSJO - PWM
2 stops20h 44mAmerican Airlines
Deal found 4/2$348
This American Airlines deal was found by Cheapflights users on 4/1. 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 5/161:46 pmORH - SJO
2 stops25h 23mAmerican Airlines
Fri 5/2312:27 pmSJO - ORH
2 stops23h 18mAmerican Airlines
Deal found 4/1$363
This American Airlines deal was found by Cheapflights users on 4/2. 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 5/2511:53 amBOS - LIR
2 stops27h 33mAmerican Airlines
Mon 6/231:59 pmLIR - BOS
2 stops20h 05mAmerican Airlines
Deal found 4/2$383
This JetBlue deal was found by Cheapflights users on 4/1. 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 6/166:25 amBOS - SJO
1 stop7h 30mJetBlue
Thu 7/1712:55 pmSJO - BOS
1 stop8h 53mJetBlue
Deal found 4/1$387
This KAYAK deal was found by Cheapflights users on 4/1. 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 10/93:49 pmBOS - SJO
1 stop8h 04mCopa Airlines
Mon 10/136:07 pmSJO - BOS
1 stop18h 05mCopa Airlines
Deal found 4/1$390
This Delta deal was found by Cheapflights users on 4/2. 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.
Thu 9/256:00 amBOS - LIR
1 stop7h 47mDelta
Sat 10/41:12 pmLIR - BOS
1 stop9h 48mDelta
Deal found 4/2$393
This Air Canada deal was found by Cheapflights users on 4/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/910:50 amBOS - LIR
1 stop29h 00mAir Canada
Wed 4/162:30 pmLIR - BOS
1 stop23h 26mAir Canada
Deal found 4/2$397
This Mytrip deal was found by Cheapflights users on 4/2. 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.
Thu 5/11:06 pmMHT - SJO
2 stops23h 18mMultiple Airlines
Sat 5/3112:28 pmSJO - MHT
2 stops24h 47mMultiple Airlines
Deal found 4/2$401

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 April 3, 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

Mon 4/14

2:12 pm-11:50 pm

1 stop11h 38m

San José Juan Santamaria Intl

Fri 4/18

12:23 pm-10:27 am

1 stop20h 04m

$312

ManchesterSan José

MHT - SJO

MHTSJO

Manchester

Mon 8/11

7:24 pm-1:00 pm

2 stops19h 36m

San José Juan Santamaria Intl

Tue 8/19

2:45 pm-12:13 pm

2 stops19h 28m

$320

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 5/11

6:10 am-11:33 am

1 stop7h 23m

San José Juan Santamaria Intl

Thu 5/22

8:46 am-7:26 pm

1 stop8h 40m

$323

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 8/21

5:30 am-1:20 pm

2 stops9h 50m

San José Juan Santamaria Intl

Wed 8/27

7:00 am-6:38 pm

2 stops9h 38m

$346

PortlandSan José

PWM - SJO

PWMSJO

Portland

Sun 5/25

4:01 pm-6:35 pm

2 stops28h 34m

San José Juan Santamaria Intl

Thu 6/26

11:59 pm-5:43 pm

1 stop15h 44m

$348

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Mon 6/16

6:25 am-11:55 am

1 stop7h 30m

San José Juan Santamaria Intl

Wed 7/16

12:55 pm-11:48 pm

1 stop8h 53m

$360

WorcesterSan José

ORH - SJO

ORHSJO

Worcester

Fri 5/16

1:46 pm-1:09 pm

2 stops25h 23m

San José Juan Santamaria Intl

Fri 5/23

12:27 pm-1:45 pm

2 stops23h 18m

$363

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Sun 5/25

11:53 am-1:26 pm

2 stops27h 33m

Liberia

Mon 6/23

1:59 pm-12:04 pm

2 stops20h 05m

$383

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Thu 9/25

6:00 am-11:47 am

1 stop7h 47m

Liberia

Sat 10/4

1:12 pm-1:00 am

1 stop9h 48m

$393

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Sat 4/12

12:55 pm-1:30 pm

1 stop26h 35m

Liberia

Thu 4/17

1:45 pm-10:02 am

1 stop18h 17m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 53 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 April 3, 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 April 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,825 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,274 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,897 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Copa Airlines
7.6
Good
1,400 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,619 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 Delta ($140), Spirit Airlines ($154), and Air Canada ($156).

  • 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 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$337Average$732FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$615Average$903FlexibilityNo cancel feeOn-time63%

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