What is the cheapest airline that flies from New Hampshire to Florida Keys?

Southwest, Delta, and American Airlines are the most popular carriers operating from New Hampshire to Florida Keys

How many flights depart from New Hampshire to Florida Keys on average per week?

137 flights are operational weekly from New Hampshire to Florida Keys as of March 2026. The most popular departure day for this route is Sun, with 22% of flights per week taking off on this day.

When did momondo last update prices for flights from New Hampshire to Florida Keys?

Prices for flights from New Hampshire to Florida Keys were last updated today.

How many operators does momondo search for flights from New Hampshire to Florida Keys?

There are 8 operators available for flights from New Hampshire to Florida Keys as of March 2026.

How old do you have to be to fly from New Hampshire to Florida Keys?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$56 Cheap Flights from New Hampshire to Florida Keys in 2026

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Find the cheapest flights from New Hampshire to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:01 am - 9:34 am

BOS

MIA

3h 33mnonstop

10:39 am - 1:55 pm

MIA

BOS

3h 16mnonstop

$101Spirit Airlines

Sun, Apr 12 - Mon, Apr 13

6:01 am - 9:34 am

BOS

MIA

3h 33mnonstop

10:00 am - 1:17 pm

MIA

BOS

3h 17mnonstop

$102Spirit Airlines

Mon, Apr 13 - Wed, Apr 22

6:00 pm - 9:29 pm

BOS

MIA

3h 29mnonstop

6:00 am - 11:47 am

MIA

BOS

5h 47m

1 stop

$125Multiple Airlines

Mon, Apr 27 - Mon, May 4

6:00 am - 12:51 pm

PWM

MIA

6h 51m

1 stop

3:40 pm - 10:13 pm

MIA

PWM

6h 33m

1 stop

$212American Airlines

Wed, Apr 29 - Tue, May 5

5:30 am - 11:36 am

PWM

MIA

6h 06m

1 stop

6:10 pm - 11:59 pm

MIA

PWM

5h 49m

1 stop

$217United Airlines

Mon, May 4 - Wed, May 6

4:42 pm - 11:56 pm

MHT

MIA

7h 14m

1 stop

5:20 pm - 11:40 pm

MIA

MHT

6h 20m

1 stop

$233American Airlines

Tue, Apr 28 - Tue, May 5

5:35 am - 5:30 pm

MHT

MIA

11h 55m

2 stops

7:20 am - 3:05 pm

MIA

MHT

7h 45m

1 stop

$238Southwest

Wed, Apr 15 - Tue, Apr 21

5:35 am - 5:30 pm

MHT

MIA

11h 55m

2 stops

12:10 pm - 9:05 pm

MIA

MHT

8h 55m

2 stops

$243Southwest

Tue, Apr 28 - Tue, May 5

5:30 am - 2:23 pm

PWM

MIA

8h 53m

2 stops

6:10 pm - 11:59 pm

MIA

PWM

5h 49m

1 stop

$262United Airlines

Tue, May 5 - Fri, May 8

11:23 am - 11:38 am

MHT

MIA

24h 15m

1 stop

7:21 pm - 5:29 pm

MIA

MHT

22h 08m

2 stops

$262Multiple Airlines

Sun, Apr 12 - Fri, Apr 17

Spirit Airlines flights from New Hampshire to Florida Keys

Our best Spirit Airlines deals on New Hampshire to Florida Keys flight tickets

Spirit Airlines

Apr 12

BOS6:01 amBoston Logan Intl

3h 33m

MIA9:34 amMiami

Apr 13

MIA10:39 amMiami

3h 16m

BOS1:55 pmBoston Logan Intl

$101

Spirit Airlines

Apr 13

BOS6:01 amBoston Logan Intl

3h 33m

MIA9:34 amMiami

Apr 22

MIA10:00 amMiami

3h 17m

BOS1:17 pmBoston Logan Intl

$102

Spirit Airlines

Apr 21

BOS6:00 pmBoston Logan Intl

3h 29m

MIA9:29 pmMiami

Apr 22

MIA10:00 amMiami

3h 17m

BOS1:17 pmBoston Logan Intl

$108

Delta flights from New Hampshire to Florida Keys

Our best Delta deals on New Hampshire to Florida Keys flight tickets

Delta

May 6

PWM6:00 amPortland

6h 26m

1 stop

MIA12:26 pmMiami

May 8

MIA3:35 pmMiami

9h 08m

1 stop

PWM12:43 amPortland

$247

Delta

May 6

PWM6:00 amPortland

6h 26m

1 stop

MIA12:26 pmMiami

May 8

MIA3:35 pmMiami

9h 08m

1 stop

PWM12:43 amPortland

$268

Delta

Apr 26

ORH5:24 pmWorcester

5h 28m

1 stop

MIA10:52 pmMiami

Apr 28

MIA11:22 amMiami

5h 21m

1 stop

ORH4:43 pmWorcester

$272

momondo Fare Finder

Use the filters below to find and compare flights from New Hampshire to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sun 4/12

6:01 am-9:34 am

Nonstop3h 33m

Miami

Mon 4/13

10:39 am-1:55 pm

Nonstop3h 16m

$101

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Mon 4/13

6:01 am-9:34 am

Nonstop3h 33m

Miami

Wed 4/22

10:00 am-1:17 pm

Nonstop3h 17m

$102

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Mon 4/27

6:00 pm-9:29 pm

Nonstop3h 29m

Miami

Mon 5/4

6:00 am-11:47 am

1 stop5h 47m

$125

PortlandMiami

PWM - MIA

PWMMIA

Portland

Wed 4/29

6:00 am-12:51 pm

1 stop6h 51m

Miami

Tue 5/5

3:40 pm-10:13 pm

1 stop6h 33m

$212

PortlandMiami

PWM - MIA

PWMMIA

Portland

Mon 5/4

5:30 am-11:36 am

1 stop6h 06m

Miami

Wed 5/6

6:10 pm-11:59 pm

1 stop5h 49m

$217

ManchesterMiami

MHT - MIA

MHTMIA

Manchester

Tue 4/28

4:42 pm-11:56 pm

1 stop7h 14m

Miami

Tue 5/5

5:20 pm-11:40 pm

1 stop6h 20m

$233

ManchesterMiami

MHT - MIA

MHTMIA

Manchester

Wed 4/15

5:35 am-5:30 pm

2 stops11h 55m

Miami

Tue 4/21

7:20 am-3:05 pm

1 stop7h 45m

$238

ManchesterMiami

MHT - MIA

MHTMIA

Manchester

Tue 4/28

5:35 am-5:30 pm

2 stops11h 55m

Miami

Tue 5/5

12:10 pm-9:05 pm

2 stops8h 55m

$243

PortlandMiami

PWM - MIA

PWMMIA

Portland

Tue 5/5

5:30 am-2:23 pm

2 stops8h 53m

Miami

Fri 5/8

6:10 pm-11:59 pm

1 stop5h 49m

$262

ManchesterMiami

MHT - MIA

MHTMIA

Manchester

Sun 4/12

11:23 am-11:38 am

1 stop24h 15m

Miami

Fri 4/17

7:21 pm-5:29 pm

2 stops22h 08m

$262

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from New Hampshire to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from New Hampshire averaging around $228.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $260 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from New Hampshire for as low as $212 on momondo.

Can stopping save me money on New Hampshire to Florida Keys flights?

You could potentially save up to 18% on your flight if you consider stops on a New Hampshire to Florida Keys flight.

Cheap New Hampshire to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Hampshire to Florida Keys

Fastest flight time	3h 24m
Direct flights	Every day
Airports in Florida Keys	3 airports

The fastest flight from New Hampshire to Florida Keys takes 3h 24m

Direct flights go from New Hampshire to Florida Keys every day.

There are 3 airports in Florida Keys. From New Hampshire there are direct flights to Miami (MIA).

Search flight deals

When did momondo last update prices for flights from New Hampshire to Florida Keys?
Prices for flights from New Hampshire to Florida Keys were last updated today.
How many operators does momondo search for flights from New Hampshire to Florida Keys?
There are 8 operators available for flights from New Hampshire to Florida Keys as of March 2026.
How old do you have to be to fly from New Hampshire to Florida Keys?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The travel and health documents you'll need for your trip to Florida Keys may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Florida Keys. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from New Hampshire to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from New Hampshire to Florida Keys is Airbus A320-100/200, representing 33.71% of all bookings. The subsequent popular models are Airbus A220-300 at 19.90%, Boeing 737-800 Passenger/BBJ2 (winglets) at 8.99%, and Boeing 737 MAX 8 at 8.03%.

Best airlines flying from New Hampshire to Florida Keys

Compare and see reviews for airlines that fly from New Hampshire to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $323	Free Cancellation	Rating 7.1 11,521 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New Hampshire to Florida Keys?

It is quick and easy to find New Hampshire to Florida Keys flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florida Keys that suits you.

Can I find flights from New Hampshire to Florida Keys with flexible booking policies on momondo?

momondo does allow users to show only those flights to Florida Keys from New Hampshire which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New Hampshire to Florida Keys?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New Hampshire to Florida Keys.

I’m not ready to book a flight from New Hampshire to Florida Keys right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Florida Keys, momondo offers a useful price alert feature which will track prices for flights to Florida Keys from New Hampshire and alert you when they change.