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Caribbean Islands

$77+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — SJU
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
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 April 4, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$136
(Cheapflightsfares)

One-way from

$77
(FlightHub)

Popular in

December

Cheapest in

September

Average price

$298
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. 12% potential increase in price ($36 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 April 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 April 4, 2025.

This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/277:52 pmBOS - SJU
Nonstop4h 00mSpirit Airlines
Wed 4/305:10 pmSJU - BOS
1 stop7h 35mSpirit Airlines
Deal found 4/2$136
This Kiwi.com deal was found by Cheapflights users on 4/3. 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.
Fri 5/27:52 pmBOS - SJU
Nonstop4h 00mMultiple Airlines
Sun 5/116:30 amSJU - BOS
Nonstop4h 13mMultiple Airlines
Deal found 4/3$153
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/911:16 amBOS - SJU
Nonstop3h 56mFrontier
Wed 4/166:00 amSJU - BOS
Nonstop4h 16mFrontier
Deal found 4/2$178
This Delta deal was found by Cheapflights users on 4/3. 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 5/48:25 amBOS - SJU
Nonstop4h 00mDelta
Fri 5/91:39 pmSJU - BOS
Nonstop4h 18mDelta
Deal found 4/3$254
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.
Wed 4/301:31 pmBOS - STT
2 stops20h 29mSpirit Airlines
Sat 5/311:05 amSTT - BOS
2 stops20h 13mSpirit Airlines
Deal found 4/2$264
This FlightHub deal was found by Cheapflights users on 4/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:14 pmBOS - MBJ
2 stops20h 48mSpirit Airlines
Wed 5/1412:07 pmMBJ - BOS
1 stop10h 22mSpirit Airlines
Deal found 4/3$278
This JetBlue deal was found by Cheapflights users on 4/4. 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 5/98:55 pmBOS - SJU
Nonstop4h 00mJetBlue
Sun 5/116:00 amSJU - BOS
Nonstop4h 08mJetBlue
Deal found 4/4$286
This American Airlines deal was found by Cheapflights users on 4/3. 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 5/36:59 amBOS - STT
2 stops10h 00mAmerican Airlines
Thu 5/81:25 pmSTT - BOS
1 stop9h 24mAmerican Airlines
Deal found 4/3$289
This United Airlines deal was found by Cheapflights users on 4/4. 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.
Wed 4/305:30 amBOS - SJU
1 stop7h 04mUnited Airlines
Sat 5/37:25 amSJU - BOS
2 stops14h 32mUnited Airlines
Deal found 4/4$293
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 5/116:10 amBOS - AUA
1 stop8h 30mSpirit Airlines
Sun 5/183:45 pmAUA - BOS
1 stop7h 44mSpirit Airlines
Deal found 4/3$309
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Fri 4/48:30 amBOS - STT
1 stop7h 13mUnited Airlines
Fri 4/112:10 pmSTT - BOS
1 stop8h 17mUnited Airlines
Deal found 4/3$309
This CheapOair deal was found by Cheapflights users on 4/3. 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.
Sat 4/125:45 amBOS - PUJ
1 stop9h 52mFrontier
Wed 4/1611:37 amPUJ - BOS
1 stop21h 51mFrontier
Deal found 4/3$341

Cheapflights Fare Finder

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 April 4, 2025.
Use the filters below to find and compare flights from New Hampshire to Caribbean Islands that are best for you.

Fly from

New Hampshire

Fly to

Caribbean Islands

Route

Depart

Return

Price

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 4/27

7:52 pm-11:52 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Wed 4/30

5:10 pm-12:45 am

1 stop7h 35m

$136

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Fri 5/2

7:52 pm-11:52 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Sun 5/11

6:30 am-10:43 am

Nonstop4h 13m

$153

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Thu 5/15

11:43 am-3:44 pm

Nonstop4h 01m

San Juan Luis Munoz Marin Intl

Sun 5/18

6:30 am-10:43 am

Nonstop4h 13m

$195

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Sun 5/4

8:25 am-12:25 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Fri 5/9

1:39 pm-5:57 pm

Nonstop4h 18m

$254

BostonSaint Thomas Island

BOS - STT

BOSSTT

Boston Logan Intl

Wed 4/30

1:31 pm-10:00 am

2 stops20h 29m

Saint Thomas Island Cyril E King

Sat 5/3

11:05 am-7:18 am

2 stops20h 13m

$264

BostonMontego Bay

BOS - MBJ

BOSMBJ

Boston Logan Intl

Tue 5/6

3:14 pm-11:02 am

2 stops20h 48m

Montego Bay Sangster Intl

Wed 5/14

12:07 pm-11:29 pm

1 stop10h 22m

$278

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Fri 5/9

8:55 pm-12:55 am

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Sun 5/11

6:00 am-10:08 am

Nonstop4h 08m

$286

BostonSaint Thomas Island

BOS - STT

BOSSTT

Boston Logan Intl

Sat 5/3

6:59 am-4:59 pm

2 stops10h 00m

Saint Thomas Island Cyril E King

Thu 5/8

1:25 pm-10:49 pm

1 stop9h 24m

$289

BostonSan Juan

BOS - SJU

BOSSJU

Boston Logan Intl

Wed 4/30

5:30 am-12:34 pm

1 stop7h 04m

San Juan Luis Munoz Marin Intl

Sat 5/3

7:25 am-9:57 pm

2 stops14h 32m

$293

BostonOranjestad

BOS - AUA

BOSAUA

Boston Logan Intl

Sun 5/11

6:10 am-2:40 pm

1 stop8h 30m

Oranjestad Reina Beatrix

Sun 5/18

3:45 pm-11:29 pm

1 stop7h 44m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

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.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Caribbean Islands

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 December is currently the most expensive (average of $336). 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 April 4, 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 April 4, 2025.
To help decide which airline to fly from New Hampshire to Caribbean Islands, see what other customers have to say about Delta, Alaska Airlines and Southwest. 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.
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,900 reviews
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
9,839 reviews
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Southwest
8.0
Very good
4,276 reviews
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.6
Good
1,404 reviews
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aeromexico
7.5
Good
1,701 reviews
Delta
8.0
Very good
7,900 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 Spirit Airlines. According to our data, you can fly for as low as $77. Users have also found prices from $93 and $103 on Frontier and United Airlines, 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 December is currently the most expensive (average of $336). 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 3 airlines flying from New Hampshire to Caribbean Islands

Discover the top 3 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 April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$290Average$674FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$389Average$634FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$430Average$780FlexibilityNo cancel feeOn-time63%

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