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Cheap flights from Key West to New Hampshire from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to New Hampshire departing on 2/4. 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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Cheap round-trip flights

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JetBlue Logo
1:05 pm - 4:40 pmEYW-BOS
3h 35mnonstop
JetBlue Logo
8:15 am - 12:10 pmBOS-EYW
3h 55mnonstop
$191JetBlue
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Thu, Jan 29 - Wed, Feb 4
American Airlines Logo
3:25 pm - 6:59 pmEYW-BOS
3h 34mnonstop
American Airlines Logo
10:44 am - 2:55 pmBOS-EYW
4h 11mnonstop
$203American Airlines
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Thu, Dec 25 - Wed, Dec 31
Delta Logo
6:08 pm - 1:04 amEYW-BOS
6h 56m1 stop
Delta Logo
11:12 am - 7:42 pmBOS-EYW
8h 30m1 stop
$217Delta
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Thu, Jan 29 - Wed, Feb 4
Delta Logo
1:02 pm - 9:08 pmEYW-BOS
8h 06m1 stop
Delta Logo
7:00 am - 1:37 pmBOS-EYW
6h 37m1 stop
$223Delta
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Thu, Dec 25 - Wed, Dec 31
Multiple Airlines Logo
8:55 am - 8:28 amEYW-BOS
23h 33m1 stop
Multiple Airlines Logo
12:20 pm - 11:05 amBOS-EYW
22h 45m2 stops
$241Multiple Airlines
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Fri, Nov 14 - Mon, Nov 17
American Airlines Logo
12:12 pm - 6:06 pmEYW-BOS
5h 54m1 stop
American Airlines Logo
10:44 am - 2:55 pmBOS-EYW
4h 11mnonstop
$255American Airlines
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Thu, Dec 25 - Wed, Dec 31
United Airlines Logo
3:00 pm - 9:34 pmEYW-BOS
6h 34m1 stop
United Airlines Logo
6:02 am - 2:04 pmBOS-EYW
8h 02m1 stop
$262United Airlines
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Fri, Nov 14 - Mon, Nov 17
Spirit Airlines Logo
2:25 pm - 12:40 amEYW-BOS
10h 15m1 stop
Spirit Airlines Logo
9:39 pm - 1:30 pmBOS-EYW
15h 51m2 stops
$264Spirit Airlines
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Thu, Jan 29 - Wed, Feb 4
Spirit Airlines Logo
2:25 pm - 12:40 amEYW-BOS
10h 15m1 stop
Spirit Airlines Logo
6:15 am - 1:30 pmBOS-EYW
31h 15m3 stops
$288Spirit Airlines
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Thu, Jan 29 - Wed, Feb 4
United Airlines Logo
3:00 pm - 11:42 pmEYW-BOS
8h 42m2 stops
United Airlines Logo
6:23 pm - 2:04 pmBOS-EYW
19h 41m2 stops
$486United Airlines
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Fri, Nov 14 - Mon, Nov 17

American Airlines flights from Key West to New Hampshire

Our best American Airlines deals on Key West to New Hampshire flight tickets
American Airlines
Dec 25
EYW3:25 pmKey West
3h 34m
BOS6:59 pmBoston Logan Intl
Dec 31
BOS10:44 amBoston Logan Intl
4h 11m
EYW2:55 pmKey West
$203
Find similar
American Airlines
Dec 25
EYW12:12 pmKey West
5h 54m
1 stop
BOS6:06 pmBoston Logan Intl
Dec 31
BOS10:44 amBoston Logan Intl
4h 11m
EYW2:55 pmKey West
$255
Find similar
American Airlines
Dec 22
EYW3:25 pmKey West
3h 34m
BOS6:59 pmBoston Logan Intl
Dec 29
BOS7:56 amBoston Logan Intl
5h 51m
1 stop
EYW1:47 pmKey West
$284
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Delta flights from Key West to New Hampshire

Our best Delta deals on Key West to New Hampshire flight tickets
Delta
Nov 18
EYW7:40 amKey West
6h 42m
1 stop
BOS2:22 pmBoston Logan Intl
Nov 19
BOS9:15 amBoston Logan Intl
8h 08m
1 stop
EYW5:23 pmKey West
$217
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Delta
Dec 25
EYW1:02 pmKey West
8h 06m
1 stop
BOS9:08 pmBoston Logan Intl
Dec 31
BOS7:00 amBoston Logan Intl
6h 37m
1 stop
EYW1:37 pmKey West
$223
Find similar
Delta
Jan 8
EYW2:45 pmKey West
7h 44m
1 stop
PWM10:29 pmPortland
Jan 12
PWM5:30 amPortland
8h 18m
1 stop
EYW1:48 pmKey West
$259
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momondo Fare Finder

 
Customize your flight search to find flights from Key West to New Hampshire 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 November 4, 2025.
Use the filters below to find and compare flights from Key West to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 1/29

1:05 pm-4:40 pm

Nonstop3h 35m

Boston Logan Intl

Wed 2/4

8:15 am-12:10 pm

Nonstop3h 55m

$191

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 12/25

3:25 pm-6:59 pm

Nonstop3h 34m

Boston Logan Intl

Wed 12/31

10:44 am-2:55 pm

Nonstop4h 11m

$203

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 1/29

6:08 pm-1:04 am

1 stop6h 56m

Boston Logan Intl

Wed 2/4

11:12 am-7:42 pm

1 stop8h 30m

$217

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 12/25

1:02 pm-9:08 pm

1 stop8h 06m

Boston Logan Intl

Wed 12/31

7:00 am-1:37 pm

1 stop6h 37m

$223

Key WestBoston

EYW - BOS

EYWBOS

Key West

Fri 11/14

8:55 am-8:28 am

1 stop23h 33m

Boston Logan Intl

Mon 11/17

12:20 pm-11:05 am

2 stops22h 45m

$241

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 12/25

12:12 pm-6:06 pm

1 stop5h 54m

Boston Logan Intl

Wed 12/31

10:44 am-2:55 pm

Nonstop4h 11m

$255

Key WestBoston

EYW - BOS

EYWBOS

Key West

Fri 11/14

3:00 pm-9:34 pm

1 stop6h 34m

Boston Logan Intl

Mon 11/17

6:02 am-2:04 pm

1 stop8h 02m

$262

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 1/29

2:25 pm-12:40 am

1 stop10h 15m

Boston Logan Intl

Wed 2/4

9:39 pm-1:30 pm

2 stops15h 51m

$264

Key WestBoston

EYW - BOS

EYWBOS

Key West

Thu 1/29

2:25 pm-12:40 am

1 stop10h 15m

Boston Logan Intl

Wed 2/4

6:15 am-1:30 pm

3 stops31h 15m

$288

Key WestBoston

EYW - BOS

EYWBOS

Key West

Fri 11/14

3:00 pm-11:42 pm

2 stops8h 42m

Boston Logan Intl

Mon 11/17

6:23 pm-2:04 pm

2 stops19h 41m

$486

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 New Hampshire from

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

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 New Hampshire?

The month of August is another great option to travel to New Hampshire, with average flight prices from Key West averaging around $316.

What is the cheapest day to depart on your flight to New Hampshire?

The cheapest day to depart on your flight to New Hampshire is on a Thursday when prices can be found for as low as $300. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to New Hampshire is Sunday, with ticket prices averaging around $681.

What is the cheapest time of day to depart on your flight to New Hampshire?

According to our data, the cheapest time of day to fly to New Hampshire is in the afternoon. momondo users have found flights departing from Key West to New Hampshire in the afternoon for as low as $332. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $496. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Key West to New Hampshire flight deals and tips

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

Fastest flight time

3h 30m

Direct flights

Every day

Airports in New Hampshire

1 airport
The fastest flight from Key West to New Hampshire takes 3h 30m
Direct flights go from Key West to New Hampshire every day.
There is 1 airport near New Hampshire: Boston Logan Intl (BOS)
Search flight deals

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to New Hampshire.

  • What documentation or ID do you need to fly to New Hampshire?

    The travel and health documents required for your trip to New Hampshire can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at New Hampshire. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Key West to New Hampshire 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 New Hampshire that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to New Hampshire from Key West. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to New Hampshire from Key West are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your New Hampshire trip

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