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Cheap flights from New Hampshire to Key West from $125

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 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
10:30 am - 9:41 am
BOS
-
EYW
23h 11m
1 stop
Multiple Airlines Logo
11:07 am - 11:06 am
EYW
-
BOS
23h 59m
1 stop
$265Multiple Airlines
Sun, May 24 - Fri, Jun 5
Allegiant Air Logo
10:38 am - 8:11 am
BOS
-
EYW
21h 33m
1 stop
Allegiant Air Logo
10:31 am - 9:03 am
EYW
-
BOS
22h 32m
1 stop
$266Allegiant Air
Sun, Jun 7 - Fri, Jun 12
Multiple Airlines Logo
10:03 am - 10:06 am
BOS
-
EYW
24h 03m
1 stop
Multiple Airlines Logo
1:14 pm - 1:27 am
EYW
-
BOS
12h 13m
2 stops
$268Multiple Airlines
Wed, Jun 3 - Tue, Jun 9
Multiple Airlines Logo
10:38 am - 8:11 am
BOS
-
EYW
21h 33m
1 stop
Multiple Airlines Logo
1:14 pm - 7:52 am
EYW
-
BOS
18h 38m
2 stops
$270Multiple Airlines
Sun, Jun 7 - Tue, Jun 9
Multiple Airlines Logo
10:03 am - 10:06 am
BOS
-
EYW
24h 03m
1 stop
Multiple Airlines Logo
11:46 am - 1:27 am
EYW
-
BOS
13h 41m
2 stops
$277Multiple Airlines
Wed, Jun 3 - Wed, Jun 10
Delta Logo
1:55 pm - 7:53 pm
PWM
-
EYW
5h 58m
1 stop
Delta Logo
2:28 pm - 11:05 pm
EYW
-
PWM
8h 37m
1 stop
$309Delta
Wed, Jun 10 - Tue, Jun 16
Delta Logo
6:00 am - 5:27 pm
PWM
-
EYW
11h 27m
2 stops
Delta Logo
2:28 pm - 11:05 pm
EYW
-
PWM
8h 37m
1 stop
$314Delta
Wed, Jun 10 - Tue, Jun 16
American Airlines Logo
5:18 pm - 1:41 pm
ORH
-
EYW
20h 23m
1 stop
American Airlines Logo
7:29 pm - 4:53 pm
EYW
-
ORH
21h 24m
2 stops
$352American Airlines
Mon, May 25 - Fri, May 29
American Airlines Logo
7:30 am - 1:41 pm
MHT
-
EYW
6h 11m
1 stop
American Airlines Logo
5:37 pm - 11:39 pm
EYW
-
MHT
6h 02m
1 stop
$354American Airlines
Tue, Jun 9 - Tue, Jun 16
Breeze Airways Logo
6:26 pm - 10:24 am
PWM
-
EYW
15h 58m
1 stop
Breeze Airways Logo
12:07 pm - 9:12 am
EYW
-
PWM
21h 05m
1 stop
$369Breeze Airways
Sat, Jun 13 - Fri, Jun 19

American Airlines flights from New Hampshire to Key West

Our best American Airlines deals on New Hampshire to Key West flight tickets
American Airlines
Jul 14
BOS6:00 amBoston Logan Intl
7h 40m
1 stop
EYW1:40 pmKey West
Jul 18
EYW7:55 pmKey West
5h 04m
1 stop
BOS12:59 amBoston Logan Intl
$317
American Airlines
Jul 14
BOS10:49 amBoston Logan Intl
7h 59m
2 stops
EYW6:48 pmKey West
Jul 17
EYW7:33 pmKey West
5h 04m
1 stop
BOS12:37 amBoston Logan Intl
$322
American Airlines
Sep 6
BOS10:49 amBoston Logan Intl
7h 55m
2 stops
EYW6:44 pmKey West
Sep 10
EYW3:00 pmKey West
7h 28m
2 stops
BOS10:28 pmBoston Logan Intl
$327

Delta flights from New Hampshire to Key West

Our best Delta deals on New Hampshire to Key West flight tickets
Delta
Jun 10
PWM1:55 pmPortland
5h 58m
1 stop
EYW7:53 pmKey West
Jun 16
EYW2:28 pmKey West
8h 37m
1 stop
PWM11:05 pmPortland
$309
Delta
Jun 10
PWM6:00 amPortland
11h 27m
2 stops
EYW5:27 pmKey West
Jun 16
EYW2:28 pmKey West
8h 37m
1 stop
PWM11:05 pmPortland
$314
Delta
Jun 30
PWM6:00 amPortland
7h 43m
1 stop
EYW1:43 pmKey West
Jul 9
EYW2:24 pmKey West
10h 35m
2 stops
PWM12:59 amPortland
$315

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 May 15, 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

Sun 5/24

10:30 am-9:41 am

1 stop23h 11m

Key West

Fri 6/5

11:07 am-11:06 am

1 stop23h 59m

$265

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sun 6/7

10:38 am-8:11 am

1 stop21h 33m

Key West

Fri 6/12

10:31 am-9:03 am

1 stop22h 32m

$266

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Wed 6/3

10:03 am-10:06 am

1 stop24h 03m

Key West

Tue 6/9

1:14 pm-1:27 am

2 stops12h 13m

$268

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Sun 6/7

10:38 am-8:11 am

1 stop21h 33m

Key West

Tue 6/9

1:14 pm-7:52 am

2 stops18h 38m

$270

BostonKey West

BOS - EYW

BOSEYW

Boston Logan Intl

Wed 6/3

10:03 am-10:06 am

1 stop24h 03m

Key West

Wed 6/10

11:46 am-1:27 am

2 stops13h 41m

$277

PortlandKey West

PWM - EYW

PWMEYW

Portland

Wed 6/10

1:55 pm-7:53 pm

1 stop5h 58m

Key West

Tue 6/16

2:28 pm-11:05 pm

1 stop8h 37m

$309

PortlandKey West

PWM - EYW

PWMEYW

Portland

Wed 6/10

6:00 am-5:27 pm

2 stops11h 27m

Key West

Tue 6/16

2:28 pm-11:05 pm

1 stop8h 37m

$314

WorcesterKey West

ORH - EYW

ORHEYW

Worcester

Mon 5/25

5:18 pm-1:41 pm

1 stop20h 23m

Key West

Fri 5/29

7:29 pm-4:53 pm

2 stops21h 24m

$352
Quickest round-trip

ManchesterKey West

MHT - EYW

MHTEYW

Manchester

Tue 6/9

7:30 am-1:41 pm

1 stop6h 11m

Key West

Tue 6/16

5:37 pm-11:39 pm

1 stop6h 02m

$354

PortlandKey West

PWM - EYW

PWMEYW

Portland

Sat 6/13

6:26 pm-10:24 am

1 stop15h 58m

Key West

Fri 6/19

12:07 pm-9:12 am

1 stop21h 05m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 $376. 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 $554.

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 $411 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 $348 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

Mon, Tue, Fri, Sat and Sun

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 on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
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 $323Free CancellationRating
7.1
11,664 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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