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Caribbean Islands

$45+ Cheap flights from New Hampshire to Caribbean Islands

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJU
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from New Hampshire to Caribbean Islands

Keep the following information in mind while searching for New Hampshire to Caribbean Islands flight deals. Data was last updated February 20, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$115
(Kiwi.com)

One-way from

$45
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$303
Provider with most accurate pricing for Boston Logan Intl-San Juan flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-San Juan flights.
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From New Hampshire to Caribbean Islands
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One-way flight from New Hampshire to Caribbean Islands
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Highest demand for flights based on searches. 10% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($12 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 Caribbean Islands

Cheapest flights from New Hampshire to Caribbean Islands
Explore the most affordable flight options available from New Hampshire to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1110:43 amBOS - SJU
Nonstop4h 01mMultiple Airlines
Wed 3/269:30 pmSJU - BOS
1 stop11h 25mMultiple Airlines
Deal found 2/20$115
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:00 amBOS - SJU
1 stop10h 46mFrontier
Wed 4/212:59 amSJU - BOS
1 stop7h 49mFrontier
Deal found 2/20$117
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:20 pmBOS - SJU
1 stop15h 05mSpirit Airlines
Tue 5/66:15 pmSJU - BOS
1 stop16h 15mSpirit Airlines
Deal found 2/20$123
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/27:35 pmBOS - SJU
Nonstop4h 07mJetBlue
Tue 3/43:26 amSJU - BOS
Nonstop4h 09mJetBlue
Deal found 2/20$198
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.
Sun 3/25:09 pmBOS - SJU
1 stop12h 03mUnited Airlines
Tue 3/42:05 amSJU - BOS
1 stop7h 38mUnited Airlines
Deal found 2/20$207
This Booking.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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/48:32 pmBOS - MBJ
2 stops15h 30mSpirit Airlines
Fri 3/71:07 pmMBJ - BOS
1 stop8h 30mSpirit Airlines
Deal found 2/19$262
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:59 pmBOS - STT
2 stops20h 02mSpirit Airlines
Wed 3/2611:11 amSTT - BOS
1 stop10h 41mSpirit Airlines
Deal found 2/20$263
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/47:00 amBOS - STT
1 stop7h 31mJetBlue
Thu 4/101:20 pmSTT - BOS
1 stop5h 54mJetBlue
Deal found 2/20$265
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/246:00 amBOS - STT
2 stops10h 41mAmerican Airlines
Wed 2/266:35 pmSTT - BOS
1 stop7h 16mAmerican Airlines
Deal found 2/20$271
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/192:10 pmBOS - AUA
1 stop24h 35mSpirit Airlines
Tue 3/253:50 pmAUA - BOS
1 stop18h 09mSpirit Airlines
Deal found 2/20$290
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/111:21 amBOS - MBJ
Nonstop4h 09mAmerican Airlines
Sat 3/84:37 pmMBJ - BOS
Nonstop4h 05mAmerican Airlines
Deal found 2/20$300
This JetBlue Airways 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2610:31 amBOS - NAS
Nonstop3h 38mJetBlue
Sat 3/293:55 pmNAS - BOS
Nonstop3h 30mJetBlue
Deal found 2/20$300

Find flights from New Hampshire to Caribbean Islands within your budget

Customize your flight search to find flights from New Hampshire to Caribbean Islands 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

Caribbean Islands

Route

Depart

Return

Price

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Tue 3/11

10:43 am-2:44 pm

Nonstop4h 01m

San Juan Luis Munoz Marin Intl

Wed 3/26

9:30 pm-8:55 am

1 stop11h 25m

$115

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Tue 4/1

6:00 am-5:21 pm

1 stop11h 21m

San Juan Luis Munoz Marin Intl

Tue 4/8

12:59 am-9:52 am

1 stop8h 53m

$117

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Tue 4/29

6:20 pm-9:25 am

1 stop15h 05m

San Juan Luis Munoz Marin Intl

Tue 5/6

6:15 pm-10:30 am

1 stop16h 15m

$123

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 3/2

7:35 pm-12:42 am

Nonstop4h 07m

San Juan Luis Munoz Marin Intl

Tue 3/4

3:26 am-6:35 am

Nonstop4h 09m

$198

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 3/2

4:09 pm-12:36 am

1 stop7h 27m

San Juan Luis Munoz Marin Intl

Tue 3/4

2:05 am-2:23 pm

2 stops13h 18m

$207

BostonMontego Bay

BOS - MBJ

BOSMBJ

Boston Logan Intl

Tue 3/4

5:40 am-1:43 pm

1 stop8h 03m

Montego Bay Sangster Intl

Fri 3/7

1:07 pm-9:37 pm

1 stop8h 30m

$262

BostonSaint Thomas Island

BOS - STT

BOSSTT

Boston Logan Intl

Wed 3/12

1:59 pm-10:01 am

2 stops20h 02m

Saint Thomas Island Cyril E King

Wed 3/26

11:11 am-9:52 pm

1 stop10h 41m

$263

BostonSaint Thomas Island

BOS - STT

BOSSTT

Boston Logan Intl

Fri 4/4

7:00 am-2:31 pm

1 stop7h 31m

Saint Thomas Island Cyril E King

Thu 4/10

1:20 pm-7:14 pm

1 stop5h 54m

$265

BostonSaint Thomas Island

BOS - STT

BOSSTT

Boston Logan Intl

Mon 2/24

6:00 am-5:41 pm

2 stops10h 41m

Saint Thomas Island Cyril E King

Wed 2/26

6:35 pm-12:51 am

1 stop7h 16m

$271

BostonOranjestad

BOS - AUA

BOSAUA

Boston Logan Intl

Wed 3/19

2:10 pm-2:45 pm

1 stop24h 35m

Oranjestad Reina Beatrix

Tue 3/25

3:50 pm-9:59 am

1 stop18h 09m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

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

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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 Caribbean Islands

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

What is the cheapest month to book a flight from New Hampshire to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from New Hampshire to Caribbean Islands (average of $254). Flying from New Hampshire to Caribbean Islands in March is currently the most expensive (average of $363). 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.

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

Find hourly flight availability from New Hampshire to Caribbean Islands. 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 Caribbean Islands as you normally would.

Rainfall in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Caribbean Islands ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit Caribbean Islands when rainfall is around 2.2 in.

Temperature in Caribbean Islands by month

Plan your trip to Caribbean Islands by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Caribbean Islands, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Caribbean Islands. Reviews last updated February 20, 2025.
To help decide which airline to fly from New Hampshire to Caribbean Islands, see what other customers have to say about Southwest, Delta and Alaska Airlines. 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.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

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 Caribbean Islands. 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 Caribbean Islands one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $45. Users have also found prices from $61 and $99 on Spirit Airlines and Delta, respectively.

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

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

  • How can I find direct flights from New Hampshire to Caribbean Islands?

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

  • Can I find deals for business class flights from New Hampshire to Caribbean Islands?

    Yes. Cheapflights offers flight deals from New Hampshire to Caribbean Islands 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 Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from New Hampshire to Caribbean Islands (average of $254). Flying from New Hampshire to Caribbean Islands in March is currently the most expensive (average of $363). 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 Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from New Hampshire to Caribbean Islands

Discover the top 4 airlines that operate flights from New Hampshire to Caribbean Islands. 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$199Average$331FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$290Average$681FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$389Average$694FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$430Average$828FlexibilityNo cancel feeOn-time63%
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