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Cheap flights from New Hampshire to Key West from $104

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 5/3. 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

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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
10:59 am - 9:08 am
BOS
-
EYW
22h 09m
1 stop
Multiple Airlines Logo
11:51 am - 11:33 am
EYW
-
BOS
23h 42m
2 stops
$265Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Multiple Airlines Logo
9:06 am - 10:11 am
BOS
-
EYW
25h 05m
1 stop
Multiple Airlines Logo
9:46 am - 9:29 am
EYW
-
BOS
23h 43m
1 stop
$267Multiple Airlines
Sun, Apr 12 - Thu, Apr 16
Multiple Airlines Logo
6:00 am - 9:06 am
BOS
-
EYW
27h 06m
2 stops
Multiple Airlines Logo
11:01 am - 10:16 am
EYW
-
BOS
23h 15m
1 stop
$268Multiple Airlines
Wed, Apr 15 - Mon, Apr 20
Multiple Airlines Logo
9:06 am - 10:11 am
BOS
-
EYW
25h 05m
1 stop
Multiple Airlines Logo
11:51 am - 9:29 am
EYW
-
BOS
21h 38m
1 stop
$269Multiple Airlines
Sun, Apr 12 - Wed, Apr 15
Breeze Airways Logo
6:18 pm - 10:21 am
PWM
-
EYW
16h 03m
1 stop
Breeze Airways Logo
11:46 am - 7:16 pm
EYW
-
PWM
31h 30m
2 stops
$286Breeze Airways
Sat, May 2 - Wed, May 6
Breeze Airways Logo
6:18 pm - 10:21 am
PWM
-
EYW
16h 03m
1 stop
Breeze Airways Logo
11:46 am - 7:16 pm
EYW
-
PWM
31h 30m
2 stops
$289Breeze Airways
Sat, May 2 - Wed, May 6
American Airlines Logo
6:00 am - 11:29 am
PWM
-
EYW
5h 29m
1 stop
American Airlines Logo
4:20 pm - 10:46 pm
EYW
-
PWM
6h 26m
1 stop
$291American Airlines
Sat, May 9 - Wed, May 13
American Airlines Logo
6:00 am - 11:29 am
PWM
-
EYW
5h 29m
1 stop
American Airlines Logo
11:24 am - 11:27 pm
EYW
-
PWM
12h 03m
2 stops
$296American Airlines
Sat, May 9 - Wed, May 13
American Airlines Logo
11:56 am - 10:58 pm
PWM
-
EYW
11h 02m
2 stops
American Airlines Logo
11:24 am - 11:26 pm
EYW
-
PWM
12h 02m
2 stops
$301American Airlines
Sat, May 9 - Wed, May 13
Breeze Airways Logo
6:18 pm - 10:21 am
PWM
-
EYW
16h 03m
1 stop
Breeze Airways Logo
11:46 am - 7:16 pm
EYW
-
PWM
31h 30m
2 stops
$308Breeze Airways
Sat, May 2 - Wed, May 6

United Airlines flights from New Hampshire to Key West

Our best United Airlines deals on New Hampshire to Key West flight tickets
United Airlines
Apr 11
BOS10:05 amBoston Logan Intl
7h 34m
1 stop
EYW5:39 pmKey West
Apr 15
EYW2:35 pmKey West
9h 24m
2 stops
BOS11:59 pmBoston Logan Intl
$332
United Airlines
Apr 11
BOS10:05 amBoston Logan Intl
7h 34m
1 stop
EYW5:39 pmKey West
Apr 18
EYW3:52 pmKey West
9h 07m
1 stop
BOS12:59 amBoston Logan Intl
$343
United Airlines
May 9
PWM5:30 amPortland
9h 37m
2 stops
EYW3:07 pmKey West
May 13
EYW2:49 pmKey West
9h 10m
2 stops
PWM11:59 pmPortland
$347

Delta flights from New Hampshire to Key West

Our best Delta deals on New Hampshire to Key West flight tickets
Delta
May 2
BOS2:00 pmBoston Logan Intl
5h 40m
1 stop
EYW7:40 pmKey West
May 7
EYW2:32 pmKey West
7h 53m
1 stop
BOS10:25 pmBoston Logan Intl
$307
Delta
Apr 14
BOS11:15 amBoston Logan Intl
6h 08m
1 stop
EYW5:23 pmKey West
Apr 21
EYW6:23 pmKey West
6h 52m
1 stop
BOS1:15 amBoston Logan Intl
$327
Delta
May 9
PWM2:05 pmPortland
5h 44m
1 stop
EYW7:49 pmKey West
May 13
EYW11:48 amKey West
11h 30m
2 stops
PWM11:18 pmPortland
$346

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 March 29, 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

Wed 4/22

10:59 am-9:08 am

1 stop22h 09m

Key West

Wed 4/29

11:51 am-11:33 am

2 stops23h 42m

$265

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sun 4/12

9:06 am-10:11 am

1 stop25h 05m

Key West

Thu 4/16

9:46 am-9:29 am

1 stop23h 43m

$267

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Wed 4/15

6:00 am-9:06 am

2 stops27h 06m

Key West

Mon 4/20

11:01 am-10:16 am

1 stop23h 15m

$268

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sun 4/12

9:06 am-10:11 am

1 stop25h 05m

Key West

Wed 4/15

11:51 am-9:29 am

1 stop21h 38m

$269

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/2

6:18 pm-10:21 am

1 stop16h 03m

Key West

Wed 5/6

11:46 am-7:16 pm

2 stops31h 30m

$286

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/2

6:18 pm-10:21 am

1 stop16h 03m

Key West

Wed 5/6

11:46 am-7:16 pm

2 stops31h 30m

$289
Quickest round-trip

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/9

6:00 am-11:29 am

1 stop5h 29m

Key West

Wed 5/13

4:20 pm-10:46 pm

1 stop6h 26m

$291

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/9

6:00 am-11:29 am

1 stop5h 29m

Key West

Wed 5/13

11:24 am-11:27 pm

2 stops12h 03m

$296

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/9

11:56 am-10:58 pm

2 stops11h 02m

Key West

Wed 5/13

11:24 am-11:26 pm

2 stops12h 02m

$301

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 5/2

6:18 pm-10:21 am

1 stop16h 03m

Key West

Wed 5/6

11:46 am-7:16 pm

2 stops31h 30m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, September 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 $316. If you are unable to visit Key West during the month of September, then departing from New Hampshire during the month July is also very affordable. Most momondo users find prices during this month for around $341.

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 $383. 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 $570.

How far in advance should I book a flight 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 $409 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 $347 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 38m

Direct flights

Every day

Airports in Key West

1 airport
The fastest flight from New Hampshire to Key West takes 3h 38m
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

  • 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 $323Free CancellationRating
7.1
11,521 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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