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$65+ Cheap flights from New Hampshire to Florida Keys

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — EYW
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from New Hampshire to Florida Keys

Keep the following information in mind while searching for New Hampshire to Florida Keys flight deals. Data was last updated November 5, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$119
(Mytrip)

One-way from

$65
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$267
Provider with most accurate pricing for Boston Logan Intl-Miami flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Miami flights.
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From New Hampshire to Florida Keys
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One-way flight from New Hampshire to Florida Keys
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from New Hampshire to Florida Keys

Cheapest flights from New Hampshire to Florida Keys
Explore the most affordable flight options available from New Hampshire to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This Mytrip deal was found by Cheapflights users on 11/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:53 pmBOS - MIA
Nonstop3h 37mMultiple Airlines
Sun 11/2311:55 amMIA - BOS
1 stop12h 14mMultiple Airlines
Deal found 11/4$121
This Kissandfly.com deal was found by Cheapflights users on 11/3. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:53 pmBOS - MIA
Nonstop3h 37mMultiple Airlines
Mon 11/249:56 pmMIA - BOS
1 stop9h 33mMultiple Airlines
Deal found 11/3$122
This Mytrip deal was found by Cheapflights users on 11/2. 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 12/158:28 amBOS - MIA
1 stop11h 11mMultiple Airlines
Thu 1/88:00 amMIA - BOS
Nonstop3h 25mMultiple Airlines
Deal found 11/2$123
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:53 pmBOS - MIA
Nonstop3h 37mMultiple Airlines
Sat 11/229:59 pmMIA - BOS
1 stop9h 30mMultiple Airlines
Deal found 11/2$125
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:16 amBOS - MIA
2 stops29h 06mSpirit Airlines
Thu 11/2012:28 pmMIA - BOS
1 stop8h 21mSpirit Airlines
Deal found 11/4$126
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/166:46 amBOS - MIA
Nonstop3h 45mAmerican Airlines
Wed 11/198:17 amMIA - BOS
Nonstop3h 16mAmerican Airlines
Deal found 11/2$127
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:28 amBOS - MIA
1 stop13h 18mFrontier
Sat 12/136:53 pmMIA - BOS
1 stop15h 29mFrontier
Deal found 11/4$129
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Mon 11/176:16 amBOS - MIA
2 stops29h 06mSpirit Airlines
Thu 11/2012:28 pmMIA - BOS
1 stop8h 21mSpirit Airlines
Deal found 11/3$132
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:23 amBOS - MIA
1 stop13h 23mFrontier
Tue 12/235:30 amMIA - BOS
1 stop19h 54mFrontier
Deal found 11/2$133
This CheapOair deal was found by Cheapflights users on 11/3. 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.
Fri 12/510:52 amBOS - MIA
1 stop6h 44mFrontier
Thu 12/116:04 pmMIA - BOS
1 stop13h 29mFrontier
Deal found 11/3$134
This American Airlines deal was found by Cheapflights users on 11/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:16 pmMHT - MIA
1 stop6h 30mAmerican Airlines
Sat 12/69:30 amMIA - MHT
1 stop6h 25mAmerican Airlines
Deal found 11/4$181
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:05 pmORH - MIA
1 stop6h 47mDelta
Thu 12/187:20 amMIA - ORH
1 stop8h 05mDelta
Deal found 11/4$212

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Hampshire to Florida Keys 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 November 5, 2025.
Use the filters below to find and compare flights from New Hampshire to Florida Keys that are best for you.

Fly from

New Hampshire

Fly to

Florida Keys

Route

Depart

Return

Price

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Wed 12/3

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Sun 12/7

6:53 am-10:15 am

Nonstop3h 22m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 12/6

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Tue 12/9

7:59 pm-11:25 pm

Nonstop3h 26m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Wed 12/3

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Mon 12/8

6:53 am-10:15 am

Nonstop3h 22m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Fri 12/5

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Thu 12/11

11:45 am-3:10 pm

Nonstop3h 25m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Fri 12/5

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Tue 12/16

7:59 pm-11:25 pm

Nonstop3h 26m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 12/6

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Thu 12/11

6:53 am-10:15 am

Nonstop3h 22m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Fri 12/5

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Sat 12/6

7:00 am-2:27 pm

1 stop7h 27m

$147

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sun 12/7

7:59 pm-11:37 pm

Nonstop3h 38m

Miami

Sat 12/13

6:00 am-2:27 pm

1 stop8h 27m

$147

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 12/13

7:00 am-2:25 pm

1 stop7h 25m

Miami

Wed 12/17

6:53 am-10:15 am

Nonstop3h 22m

$147

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Mon 11/17

7:55 pm-11:30 pm

Nonstop3h 35m

Miami

Mon 11/24

7:20 am-2:15 pm

1 stop6h 55m

$154

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

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

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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 Florida Keys

What is the cheapest month to book a flight from New Hampshire to Florida Keys?

Currently, March is the cheapest month in which you can book a flight from New Hampshire to Florida Keys (average of $292). Flying from New Hampshire to Florida Keys in June is currently the most expensive (average of $375). 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.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Hampshire to Florida Keys?

    Departing from New Hampshire to Florida Keys will take you 3h 38m. The distance from New Hampshire to Florida Keys is about 1259 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from New Hampshire to Florida Keys one-way?

    $69 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on JetBlue and United Airlines, with prices starting from $96 and $106, respectively.

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

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

  • How can I find direct flights from New Hampshire to Florida Keys?

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

  • Can I find deals for business class flights from New Hampshire to Florida Keys?

    Yes. Cheapflights offers flight deals from New Hampshire to Florida Keys 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 Florida Keys?

    Currently, March is the cheapest month in which you can book a flight from New Hampshire to Florida Keys (average of $292). Flying from New Hampshire to Florida Keys in June is currently the most expensive (average of $375). 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 Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from New Hampshire to Florida Keys

Discover the top airline that operate flights from New Hampshire to Florida Keys. 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$326Average$495FlexibilityNo cancel feeOn-time71%

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