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Costa Rica

$87+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJO
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
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 August 2, 2025.

Round-trip from

$313
(FlightHub)

One-way from

$87
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$463
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 ($81 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 August 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 August 2, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Sat 8/306:05 amBOS - SJO
1 stop7h 07mSpirit Airlines
Sun 9/712:19 pmSJO - BOS
1 stop9h 36mSpirit Airlines
Deal found 7/30$312
This Mytrip deal was found by Cheapflights users on 8/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:10 amBOS - SJO
1 stop7h 04mMultiple Airlines
Mon 10/207:30 amSJO - BOS
2 stops13h 40mMultiple Airlines
Deal found 8/1$316
This Copa Airlines deal was found by Cheapflights users on 7/31. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:49 pmBOS - SJO
1 stop17h 45mCopa Airlines
Mon 11/310:08 amSJO - BOS
1 stop10h 55mCopa Airlines
Deal found 7/31$323
This JetBlue deal was found by Cheapflights users on 8/1. 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.
Sun 8/316:25 amBOS - SJO
1 stop7h 30mJetBlue
Sun 9/71:00 pmSJO - BOS
1 stop8h 59mJetBlue
Deal found 8/1$328
This Delta deal was found by Cheapflights users on 8/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/169:15 amBOS - SJO
1 stop14h 00mDelta
Wed 11/262:17 pmSJO - BOS
1 stop9h 43mDelta
Deal found 8/1$332
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 9/29:22 amBOS - SJO
2 stops12h 53mAmerican Airlines
Wed 9/176:00 amSJO - BOS
2 stops13h 46mAmerican Airlines
Deal found 7/30$335
This Air Canada deal was found by Cheapflights users on 8/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:15 amBOS - LIR
1 stop28h 35mAir Canada
Tue 11/112:50 pmLIR - BOS
1 stop27h 22mAir Canada
Deal found 8/1$338
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/115:51 pmMHT - SJO
2 stops19h 21mAmerican Airlines
Fri 9/196:00 amSJO - MHT
2 stops16h 09mAmerican Airlines
Deal found 7/30$338
This Delta deal was found by Cheapflights users on 7/29. 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.
Mon 9/155:35 amBOS - LIR
1 stop8h 25mDelta
Wed 9/171:25 pmLIR - BOS
1 stop9h 53mDelta
Deal found 7/29$343
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/205:55 amBOS - LIR
1 stop9h 04mAmerican Airlines
Wed 8/2712:35 pmLIR - BOS
2 stops17h 00mAmerican Airlines
Deal found 7/30$347
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 8/195:25 amBOS - SJO
1 stop9h 01mUnited Airlines
Mon 9/157:55 amSJO - BOS
2 stops14h 02mUnited Airlines
Deal found 7/30$347
This Expedia deal was found by Cheapflights users on 7/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:05 amPWM - SJO
1 stop8h 55mJetBlue
Sat 9/61:00 pmSJO - PWM
2 stops22h 22mJetBlue
Deal found 7/31$360

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 August 2, 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

Sat 8/30

6:05 am-11:12 am

1 stop7h 07m

San José Juan Santamaria Intl

Sun 9/7

12:19 pm-11:55 pm

1 stop9h 36m

$312

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Wed 10/15

6:10 am-11:14 am

1 stop7h 04m

San José Juan Santamaria Intl

Mon 10/20

7:30 am-11:10 pm

2 stops13h 40m

$316

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Thu 10/30

3:49 pm-9:04 am

1 stop19h 15m

San José Juan Santamaria Intl

Sun 11/2

4:08 am-10:03 pm

1 stop16h 55m

$323

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 8/31

6:25 am-11:55 am

1 stop7h 30m

San José Juan Santamaria Intl

Sun 9/7

1:00 pm-11:59 pm

1 stop8h 59m

$328

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 9/2

9:22 am-8:15 pm

2 stops12h 53m

San José Juan Santamaria Intl

Wed 9/17

6:00 am-9:46 pm

2 stops13h 46m

$335

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Wed 11/5

10:15 am-1:50 pm

1 stop28h 35m

Liberia

Tue 11/11

2:50 pm-7:12 pm

1 stop27h 22m

$338

ManchesterSan José

MHT - SJO

MHTSJO

Manchester

Thu 9/11

5:51 pm-11:12 am

2 stops19h 21m

San José Juan Santamaria Intl

Fri 9/19

6:00 am-12:09 am

2 stops16h 09m

$338

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Mon 9/15

5:35 am-12:00 pm

1 stop8h 25m

Liberia

Wed 9/17

1:25 pm-1:18 am

1 stop9h 53m

$343

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 8/19

5:25 am-12:26 pm

1 stop9h 01m

San José Juan Santamaria Intl

Mon 9/15

7:55 am-11:57 pm

2 stops14h 02m

$347

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Wed 8/20

8:30 pm-11:35 am

2 stops17h 05m

Liberia

Wed 8/27

12:45 pm-7:53 am

2 stops17h 08m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 50 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 August 2, 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.

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 August 2, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Copa Airlines from New Hampshire to Costa Rica have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Copa Airlines
7.5
Good
1,493 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 ($87), American Airlines ($153), and Air Canada ($161).

  • 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

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.
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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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$320Average$679FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$591Average$837FlexibilityNo cancel feeOn-time63%

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