HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
New Hampshire

$97+ Cheap flights from Key West (EYW) to New Hampshire

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — MHT
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key West to New Hampshire with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Key West to New Hampshire

Cheapest flights from Key West to New Hampshire
Explore the most affordable flight options available from Key West to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/122:25 pm
EYW
-
BOS
1 stop9h 19m
Spirit Airlines
jue. 2/195:27 am
BOS
-
EYW
1 stop8h 03m
Spirit Airlines
Deal found 1/27$189
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/129:46 am
EYW
-
BOS
1 stop12h 15m
Multiple Airlines
jue. 2/1911:31 am
BOS
-
EYW
2 stops21h 38m
Multiple Airlines
Deal found 1/27$217
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/45:04 pm
EYW
-
MHT
1 stop5h 54m
American Airlines
mié. 3/115:02 pm
MHT
-
EYW
1 stop5h 35m
American Airlines
Deal found 1/28$277
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/131:06 pm
EYW
-
BOS
1 stop22h 31m
Multiple Airlines
dom. 2/159:57 am
BOS
-
EYW
2 stops27h 33m
Multiple Airlines
Deal found 1/28$278
This JetBlue deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/51:00 pm
EYW
-
BOS
Nonstop3h 36m
JetBlue
lun. 2/98:09 am
BOS
-
EYW
Nonstop3h 56m
JetBlue
Deal found 1/26$282
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/131:06 pm
EYW
-
BOS
1 stop8h 55m
Multiple Airlines
lun. 2/166:00 am
BOS
-
EYW
2 stops30h 21m
Multiple Airlines
Deal found 1/28$284
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/122:15 pm
EYW
-
BOS
2 stops9h 42m
United Airlines
jue. 2/1910:30 am
BOS
-
EYW
2 stops11h 39m
United Airlines
Deal found 1/26$290
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/129:46 am
EYW
-
BOS
1 stop12h 15m
Multiple Airlines
lun. 2/166:10 pm
BOS
-
EYW
2 stops18h 11m
Multiple Airlines
Deal found 1/28$292
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/136:40 pm
EYW
-
BOS
1 stop5h 17m
United Airlines
lun. 2/1612:05 pm
BOS
-
EYW
1 stop5h 39m
United Airlines
Deal found 1/28$317
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/169:49 am
EYW
-
BOS
2 stops25h 52m
Multiple Airlines
jue. 3/199:00 am
BOS
-
EYW
1 stop25h 11m
Multiple Airlines
Deal found 1/27$319
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/31:01 pm
EYW
-
MHT
2 stops45h 42m
Breeze Airways
mié. 3/116:09 pm
MHT
-
EYW
1 stop14h 57m
Breeze Airways
Deal found 1/28$375
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/46:35 pm
EYW
-
MHT
1 stop19h 09m
United Airlines
mar. 3/102:19 pm
MHT
-
EYW
1 stop26h 17m
United Airlines
Deal found 1/28$407

Find flight deals from Key West to New Hampshire

Keep the following information in mind while searching for Key West to New Hampshire flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(Mytrip)

One-way from

$97
(Priceline)

Popular in

September

Cheapest in

November

Average price

$403
Provider with most accurate pricing for Key West-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Boston Logan Intl flights.
Search Deals
From Key West to New Hampshire
Search Deals
One-way flight from Key West to New Hampshire
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated enero 29, 2026.
Use the filters below to find and compare flights from Key West to New Hampshire that are best for you.

Fly from

Key West

Fly to

New Hampshire

Route

Depart

Return

Price

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 2/12

2:25 pm-11:44 pm

1 stop9h 19m

Boston Logan Intl

jue. 2/19

5:27 am-1:30 pm

1 stop8h 03m

$189

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 2/12

9:46 am-10:01 pm

1 stop12h 15m

Boston Logan Intl

jue. 2/19

11:31 am-9:09 am

2 stops21h 38m

$217

Key WestManchester

EYW - MHT

EYWMHT

Key West

mié. 3/4

5:04 pm-10:58 pm

1 stop5h 54m

Manchester

mié. 3/11

5:02 pm-10:37 pm

1 stop5h 35m

$277

Key WestBoston

EYW - BOS

EYWBOS

Key West

vie. 2/13

1:06 pm-11:37 am

1 stop22h 31m

Boston Logan Intl

dom. 2/15

9:57 am-1:30 pm

2 stops27h 33m

$278

Key WestBoston

EYW - BOS

EYWBOS

Key West

vie. 2/13

1:06 pm-10:01 pm

1 stop8h 55m

Boston Logan Intl

lun. 2/16

6:00 am-12:21 pm

2 stops30h 21m

$284

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 2/12

2:15 pm-11:57 pm

2 stops9h 42m

Boston Logan Intl

jue. 2/19

10:30 am-10:09 pm

2 stops11h 39m

$290

Key WestBoston

EYW - BOS

EYWBOS

Key West

vie. 2/13

6:40 pm-11:57 pm

1 stop5h 17m

Boston Logan Intl

lun. 2/16

12:05 pm-5:44 pm

1 stop5h 39m

$317

Key WestBoston

EYW - BOS

EYWBOS

Key West

lun. 3/16

9:49 am-11:41 am

2 stops25h 52m

Boston Logan Intl

jue. 3/19

9:00 am-10:11 am

1 stop25h 11m

$319

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 2/12

2:15 pm-9:51 pm

1 stop7h 36m

Boston Logan Intl

lun. 2/16

12:05 pm-5:44 pm

1 stop5h 39m

$321

Key WestBoston

EYW - BOS

EYWBOS

Key West

vie. 2/27

6:40 pm-11:57 pm

1 stop5h 17m

Boston Logan Intl

lun. 3/2

6:00 am-1:15 pm

1 stop7h 15m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 46 results
1
2
3
...
5

Best time to book a flight from Key West to New Hampshire

Have a flexible travel schedule? Discover the best time to fly to New Hampshire from Key West with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Key West to New Hampshire
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Key West to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Key West to New Hampshire?

    For a flight from Key West to New Hampshire, you will be flying from Key West. Key West (EYW) is just 2.6 mi from the center of the city.

  • How long is the flight from Key West to New Hampshire?

    A quick flight from Key West to New Hampshire can take about 5h 54m. Spirit Airlines provides one of the quickest options available for as low as $277. Key West and New Hampshire are separated by a distance of 1397 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Key West to New Hampshire?

    When deciding which route to take from Key West to New Hampshire consider Key West - Boston Logan Intl, Key West - Portland or Key West - Manchester as they are the most popular.

  • Can I find deals for flights from Key West to New Hampshire that include hotel bookings?

    Yes. In addition to deals on Key West to New Hampshire flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key West to New Hampshire?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key West to New Hampshire.

  • Can I find deals for business class flights from Key West to New Hampshire?

    Yes. Cheapflights offers flight deals from Key West to New Hampshire by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Key West to New Hampshire

See prices for flight routes from nearby airports that may be better suited for you.
Fort Lauderdale to John F Kennedy Intl flights
Miami to John F Kennedy Intl flights
Fort Lauderdale to Newark flights
Fort Lauderdale to LaGuardia flights
Orlando to John F Kennedy Intl flights
Orlando to Las Vegas flights
Miami to LaGuardia flights
Miami to Newark flights
Fort Lauderdale to Las Vegas flights
Tampa to John F Kennedy Intl flights
Orlando to Los Angeles flights
West Palm Beach to Newark flights
Tampa to LaGuardia flights
Orlando to Newark flights
Orlando to LaGuardia flights
Tampa to Newark flights
Orlando to Denver flights
Miami to Denver flights
West Palm Beach to John F Kennedy Intl flights
Orlando to Seattle flights
Tampa to Seattle flights
Tampa to Las Vegas flights
Miami to Las Vegas flights
Orlando to Dulles Intl flights
Miami to Los Angeles flights
Fort Lauderdale to Atlanta flights
Fort Lauderdale to Denver flights
Miami to Dulles Intl flights
Tampa to Denver flights
West Palm Beach to LaGuardia flights
Tampa to Atlanta flights
Orlando to Dallas/Fort Worth flights
Tampa to Boston flights
Miami to Atlanta flights
Jacksonville to John F Kennedy Intl flights
Tampa to Los Angeles flights
Orlando to Reagan-National flights
Jacksonville to Newark flights
Tampa to Dallas/Fort Worth flights
West Palm Beach to Atlanta flights
Fort Lauderdale to Los Angeles flights
Fort Lauderdale to Dulles Intl flights
Orlando to San Francisco flights
Tampa to Sky Harbor Intl flights
Orlando to Baltimore flights
Orlando to Sky Harbor Intl flights
Miami to Baltimore flights
Orlando to Boston flights
Tampa to Dulles Intl flights
Fort Myers to John F Kennedy Intl flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.