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Cheap flights from New Hampshire to Key West from $113

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Key West departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from New Hampshire to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:05 am - 10:19 am
BOS
-
EYW
23h 14m
1 stop
Multiple Airlines Logo
10:54 am - 10:42 am
EYW
-
BOS
23h 48m
1 stop
$233Multiple Airlines
Sat, Sep 26 - Mon, Oct 5
Multiple Airlines Logo
11:05 am - 10:19 am
BOS
-
EYW
23h 14m
1 stop
Multiple Airlines Logo
10:04 am - 11:44 am
EYW
-
BOS
25h 40m
2 stops
$258Multiple Airlines
Sat, Sep 26 - Sat, Oct 3
Multiple Airlines Logo
11:05 am - 10:19 am
BOS
-
EYW
23h 14m
1 stop
Multiple Airlines Logo
12:59 pm - 9:29 am
EYW
-
BOS
20h 30m
2 stops
$263Multiple Airlines
Sat, Sep 26 - Fri, Oct 2
Multiple Airlines Logo
11:05 am - 10:19 am
BOS
-
EYW
23h 14m
1 stop
Multiple Airlines Logo
10:59 am - 10:09 am
EYW
-
BOS
23h 10m
1 stop
$269Multiple Airlines
Sat, Sep 26 - Fri, Oct 2
American Airlines Logo
8:08 am - 1:45 pm
PWM
-
EYW
5h 37m
1 stop
American Airlines Logo
2:31 pm - 9:57 pm
EYW
-
PWM
7h 26m
1 stop
$291American Airlines
Tue, Sep 1 - Sat, Sep 5
Delta Logo
6:00 am - 5:20 pm
PWM
-
EYW
11h 20m
2 stops
Delta Logo
1:31 pm - 9:31 pm
EYW
-
PWM
8h 00m
1 stop
$296Delta
Tue, Sep 1 - Sat, Sep 5
Delta Logo
6:30 am - 5:20 pm
PWM
-
EYW
10h 50m
2 stops
Delta Logo
1:31 pm - 12:59 am
EYW
-
PWM
11h 28m
2 stops
$301Delta
Tue, Sep 1 - Sat, Sep 5
American Airlines Logo
7:05 am - 12:55 pm
MHT
-
EYW
5h 50m
1 stop
American Airlines Logo
1:50 pm - 9:56 pm
EYW
-
MHT
8h 06m
1 stop
$311American Airlines
Sat, Aug 15 - Tue, Aug 18
American Airlines Logo
7:28 am - 1:45 pm
PWM
-
EYW
6h 17m
1 stop
American Airlines Logo
1:50 pm - 10:00 pm
EYW
-
PWM
8h 10m
1 stop
$326American Airlines
Thu, Aug 27 - Tue, Sep 1
Delta Logo
6:30 am - 5:20 pm
PWM
-
EYW
10h 50m
2 stops
Delta Logo
1:31 pm - 12:59 am
EYW
-
PWM
11h 28m
2 stops
$336Delta
Tue, Sep 1 - Sat, Sep 5

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United Airlines flights from New Hampshire to Key West

Our best United Airlines deals on New Hampshire to Key West flight tickets
United Airlines
Jul 27
BOS8:00 amBoston Logan Intl
5h 30m
1 stop
EYW1:30 pmKey West
Jul 29
EYW2:26 pmKey West
9h 33m
2 stops
BOS11:59 pmBoston Logan Intl
$352
United Airlines
Jul 8
BOS5:45 amBoston Logan Intl
9h 34m
2 stops
EYW3:19 pmKey West
Jul 15
EYW2:26 pmKey West
7h 27m
1 stop
BOS9:53 pmBoston Logan Intl
$412
United Airlines
Jul 3
BOS5:45 amBoston Logan Intl
9h 34m
2 stops
EYW3:19 pmKey West
Jul 10
EYW2:26 pmKey West
7h 27m
1 stop
BOS9:53 pmBoston Logan Intl
$418

Breeze Airways flights from New Hampshire to Key West

Our best Breeze Airways deals on New Hampshire to Key West flight tickets
Breeze Airways
Oct 1
PWM7:00 amPortland
28h 19m
2 stops
EYW11:19 amKey West
Oct 7
EYW10:04 amKey West
7h 47m
1 stop
PWM5:51 pmPortland
$421
Breeze Airways
Aug 1
PWM11:07 amPortland
24h 18m
1 stop
EYW11:25 amKey West
Aug 4
EYW1:14 pmKey West
28h 44m
1 stop
PWM5:58 pmPortland
$430
Breeze Airways
Jul 19
PWM7:00 amPortland
28h 27m
2 stops
EYW11:27 amKey West
Jul 22
EYW11:46 amKey West
6h 12m
1 stop
PWM5:58 pmPortland
$432

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire to Key West 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, momondo users made 832,500 searches. Data last updated June 30, 2026.
Use the filters below to find and compare flights from New Hampshire to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 9/26

11:05 am-10:19 am

1 stop23h 14m

Key West

Mon 10/5

10:54 am-10:42 am

1 stop23h 48m

$233

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 9/26

11:05 am-10:19 am

1 stop23h 14m

Key West

Sat 10/3

10:04 am-11:44 am

2 stops25h 40m

$258

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 9/26

11:05 am-10:19 am

1 stop23h 14m

Key West

Fri 10/2

12:59 pm-9:29 am

2 stops20h 30m

$263

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sat 9/26

11:05 am-10:19 am

1 stop23h 14m

Key West

Fri 10/2

10:59 am-10:09 am

1 stop23h 10m

$269
Quickest round-trip

PortlandKey West

PWM - EYW

PWMEYW

Portland

Tue 9/1

8:08 am-1:45 pm

1 stop5h 37m

Key West

Sat 9/5

2:31 pm-9:57 pm

1 stop7h 26m

$291

PortlandKey West

PWM - EYW

PWMEYW

Portland

Tue 9/1

6:00 am-5:20 pm

2 stops11h 20m

Key West

Sat 9/5

1:31 pm-9:31 pm

1 stop8h 00m

$296

PortlandKey West

PWM - EYW

PWMEYW

Portland

Tue 9/1

6:30 am-5:20 pm

2 stops10h 50m

Key West

Sat 9/5

1:31 pm-12:59 am

2 stops11h 28m

$301

ManchesterKey West

MHT - EYW

MHTEYW

Manchester

Sat 8/15

7:05 am-12:55 pm

1 stop5h 50m

Key West

Tue 8/18

1:50 pm-9:56 pm

1 stop8h 06m

$311

PortlandKey West

PWM - EYW

PWMEYW

Portland

Thu 8/27

7:28 am-1:45 pm

1 stop6h 17m

Key West

Tue 9/1

1:50 pm-10:00 pm

1 stop8h 10m

$326

PortlandKey West

PWM - EYW

PWMEYW

Portland

Tue 9/1

6:30 am-5:20 pm

2 stops10h 50m

Key West

Sat 9/5

1:31 pm-12:59 am

2 stops11h 28m

$336

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

How to get the cheapest flight ticket from New Hampshire to Key West

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

What is the cheapest month to fly to Key West?

In general, July is the cheapest month to fly from New Hampshire to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $221. If you are unable to visit Key West during the month of July, then departing from New Hampshire during the month January is also very affordable. Most momondo users find prices during this month for around $229.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from New Hampshire is on a Monday. momondo users have found tickets for Monday departures for as low as $391. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from New Hampshire to Key West for around $557.

How far in advance should I book a flight from New Hampshire to Key West?

You are more likely to see cheaper flights to Key West from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from New Hampshire for as low as $381 on momondo.

Cheap New Hampshire to Key West flight deals and tips

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

Fastest flight time

3h 53m

Direct flights

Every day

Airports in Key West

1 airport
The fastest flight from New Hampshire to Key West takes 3h 53m
Direct flights go from New Hampshire to Key West every day.
There is 1 airport in Key West. From New Hampshire there are direct flights to Key West (EYW).
Search flight deals

Frequently asked questions about flying from New Hampshire to Key West

  • When did momondo last update prices for flights from New Hampshire to Key West Airport?

    Prices for flights from New Hampshire to Key West Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New Hampshire to Key West Airport?

  • How old do you have to be to fly from New Hampshire to Key West Airport?

    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 Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents you'll need for your trip to Key West Airport 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 Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from New Hampshire to Key West

Compare and see reviews for airlines that fly from New Hampshire to Key West with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $316Free CancellationRating
7.1
11,766 reviews
Search American Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from New Hampshire to Key West?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New Hampshire to Key West. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New Hampshire to Key West with flexible booking policies on momondo?

Yes. All flights to Key West from New Hampshire on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from New Hampshire to Key West?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from New Hampshire.

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

Yes. momondo can track prices for New Hampshire to Key West flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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