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Saint Lucia

$133+ Cheap flights from New Hampshire to Saint Lucia

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — UVF
Aug 22 — Aug 291
Fri 8/22
Fri 8/29
1 adult, Economy
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Cheap flight deals from New Hampshire to Saint Lucia

Keep the following information in mind while searching for New Hampshire to Saint Lucia flight deals. Data was last updated August 17, 2025.

Round-trip from

$404
(FlightHub)

One-way from

$133
(United Airlines)

Popular in

July

Cheapest in

March

Average price

$835
From New Hampshire to Saint Lucia
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One-way flight from New Hampshire to Saint Lucia
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Highest demand for flights based on searches. 16% potential increase in price ($132 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 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 Saint Lucia

Cheapest flights from New Hampshire to Saint Lucia
Explore the most affordable flight options available from New Hampshire to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2025.

This FlightHub deal was found by Cheapflights users on 8/15. 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.
Sun 9/146:30 pmBOS - UVF
2 stops43h 45mAir Canada
Fri 9/193:10 pmUVF - BOS
2 stops18h 20mAir Canada
Deal found 8/15$404
This Air Canada deal was found by Cheapflights users on 8/16. 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.
Sun 11/96:40 pmBOS - UVF
2 stops20h 45mAir Canada
Fri 11/145:15 pmUVF - BOS
2 stops22h 37mAir Canada
Deal found 8/16$418
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Mon 9/16:40 pmBOS - UVF
2 stops19h 35mAir Canada
Tue 9/303:10 pmUVF - BOS
2 stops23h 20mAir Canada
Deal found 8/17$419
This Air Canada deal was found by Cheapflights users on 8/15. 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.
Tue 12/27:55 pmBOS - UVF
1 stop19h 30mAir Canada
Sun 12/75:15 pmUVF - BOS
2 stops41h 17mAir Canada
Deal found 8/15$428
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Thu 10/166:55 pmBOS - UVF
1 stop19h 20mAir Canada
Tue 10/213:10 pmUVF - BOS
1 stop18h 45mAir Canada
Deal found 8/17$446
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Sat 9/136:00 amBOS - UVF
1 stop7h 31mUnited Airlines
Sat 9/202:35 pmUVF - BOS
1 stop8h 47mUnited Airlines
Deal found 8/16$467
This Priceline deal was found by Cheapflights users on 8/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/910:15 amBOS - UVF
2 stops29h 10mAir Canada
Sun 11/165:15 pmUVF - BOS
2 stops26h 57mAir Canada
Deal found 8/17$470
This Air Canada deal was found by Cheapflights users on 8/17. 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.
Thu 11/610:15 amBOS - UVF
2 stops29h 10mAir Canada
Sun 11/95:15 pmUVF - BOS
2 stops26h 57mAir Canada
Deal found 8/17$492
This Priceline deal was found by Cheapflights users on 8/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:35 pmBOS - UVF
1 stop17h 22mJetBlue
Sat 11/12:42 pmUVF - BOS
Nonstop5h 15mJetBlue
Deal found 8/15$499
This JetBlue deal was found by Cheapflights users on 8/17. 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 10/125:15 amBOS - UVF
1 stop8h 30mJetBlue
Wed 10/223:05 pmUVF - BOS
1 stop9h 11mJetBlue
Deal found 8/17$502
This Expedia deal was found by Cheapflights users on 8/15. 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.
Tue 8/266:05 amPWM - UVF
1 stop8h 22mJetBlue
Tue 9/23:33 pmUVF - PWM
1 stop8h 44mJetBlue
Deal found 8/15$657
This Expedia deal was found by Cheapflights users on 8/15. 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.
Thu 8/282:19 pmPWM - UVF
1 stop25h 52mJetBlue
Thu 9/43:20 pmUVF - PWM
1 stop22h 02mJetBlue
Deal found 8/15$694

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to Saint Lucia 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 17, 2025.
Use the filters below to find and compare flights from New Hampshire to Saint Lucia that are best for you.

Fly from

New Hampshire

Fly to

Saint Lucia

Route

Depart

Return

Price

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 9/14

6:30 pm-2:15 pm

2 stops43h 45m

Castries Hewanorra

Fri 9/19

3:10 pm-9:30 am

2 stops18h 20m

$404

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 11/9

6:40 pm-4:25 pm

2 stops20h 45m

Castries Hewanorra

Fri 11/14

5:15 pm-2:52 pm

2 stops22h 37m

$418

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 11/10

6:15 am-4:25 pm

1 stop9h 10m

Castries Hewanorra

Fri 11/14

5:15 pm-6:02 pm

1 stop25h 47m

$418

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 9/1

6:40 pm-2:15 pm

2 stops19h 35m

Castries Hewanorra

Tue 9/30

3:10 pm-9:30 am

2 stops18h 20m

$419

ManchesterCastries

MHT - UVF

MHTUVF

Manchester

Wed 2/4

4:19 pm-2:30 pm

2 stops21h 11m

Castries Hewanorra

Sat 2/14

3:17 pm-10:29 pm

1 stop8h 12m

$622

ManchesterCastries

MHT - UVF

MHTUVF

Manchester

Thu 2/5

4:19 pm-2:30 pm

2 stops21h 11m

Castries Hewanorra

Sun 2/15

3:35 pm-11:31 am

2 stops20h 56m

$631

PortlandCastries

PWM - UVF

PWMUVF

Portland

Thu 8/28

2:19 pm-4:11 pm

1 stop25h 52m

Castries Hewanorra

Thu 9/4

3:20 pm-1:22 pm

1 stop22h 02m

$694

BostonCastries

BOS - SLU

BOSSLU

Boston Logan Intl

Sun 11/9

7:00 am-3:50 pm

3 stops31h 50m

Castries George F. L. Charle

Sun 11/16

12:30 pm-10:08 pm

3 stops34h 38m

$781

PortlandCastries

PWM - UVF

PWMUVF

Portland

Thu 8/28

5:16 pm-2:35 pm

2 stops21h 19m

Castries Hewanorra

Thu 9/4

3:17 pm-1:31 pm

2 stops22h 14m

$822

BostonCastries

BOS - SLU

BOSSLU

Boston Logan Intl

Wed 9/10

6:10 am-1:10 pm

3 stops31h 00m

Castries George F. L. Charle

Mon 9/15

4:35 pm-10:47 pm

3 stops30h 12m

$1,102

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 30 results
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Best time to book a flight from New Hampshire to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia 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 Saint Lucia
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Saint Lucia. 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 Saint Lucia one-way?

    $133 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Air Canada and American Airlines, with prices starting from $149 and $298, respectively.

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

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

  • How can I find direct flights from New Hampshire to Saint Lucia?

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

  • Can I find deals for business class flights from New Hampshire to Saint Lucia?

    Yes. Cheapflights offers flight deals from New Hampshire to Saint Lucia 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 Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to Saint Lucia (average of $556). Flying from New Hampshire to Saint Lucia in December is currently the most expensive (average of $730). 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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