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$101+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — MHT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$217
(Kiwi.com)

One-way from

$101
(Kiwi.com)

Popular in

September

Cheapest in

June

Average price

$353
Provider with most accurate pricing for Key West-Boston Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Key West-Boston Logan Intl flights.
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From Key West to New Hampshire
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One-way flight from Key West to New Hampshire
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/148:55 amEYW - BOS
1 stop23h 33mMultiple Airlines
Tue 11/186:16 amBOS - EYW
2 stops27h 51mMultiple Airlines
Deal found 10/29$217
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Fri 11/149:01 amEYW - BOS
1 stop24h 42mMultiple Airlines
Mon 11/176:16 amBOS - EYW
2 stops28h 49mMultiple Airlines
Deal found 10/30$220
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/79:01 amEYW - BOS
1 stop24h 42mMultiple Airlines
Mon 11/108:40 amBOS - EYW
2 stops26h 25mMultiple Airlines
Deal found 10/29$243
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/143:00 pmEYW - BOS
1 stop6h 34mUnited Airlines
Tue 11/186:00 amBOS - EYW
1 stop8h 04mUnited Airlines
Deal found 10/29$252
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Fri 11/143:00 pmEYW - BOS
1 stop6h 34mUnited Airlines
Mon 11/176:02 amBOS - EYW
1 stop8h 02mUnited Airlines
Deal found 10/30$262
This Delta deal was found by Cheapflights users on 10/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:18 pmEYW - BOS
1 stop7h 12mDelta
Mon 11/178:15 amBOS - EYW
1 stop5h 48mDelta
Deal found 10/29$267
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Fri 11/78:55 amEYW - BOS
1 stop23h 33mMultiple Airlines
Tue 11/116:16 amBOS - EYW
2 stops27h 51mMultiple Airlines
Deal found 10/29$270
This Priceline deal was found by Cheapflights users on 10/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:45 pmEYW - BOS
Nonstop3h 30mJetBlue
Mon 11/178:00 amBOS - EYW
Nonstop3h 53mJetBlue
Deal found 10/30$272
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Thu 11/63:00 pmEYW - BOS
1 stop6h 20mUnited Airlines
Mon 11/106:02 amBOS - EYW
1 stop8h 02mUnited Airlines
Deal found 10/30$292
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Thu 11/68:55 amEYW - BOS
1 stop23h 33mMultiple Airlines
Mon 11/108:40 amBOS - EYW
2 stops26h 25mMultiple Airlines
Deal found 10/30$295
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Thu 11/68:55 amEYW - BOS
1 stop23h 33mMultiple Airlines
Sun 11/99:37 amBOS - EYW
2 stops22h 38mMultiple Airlines
Deal found 10/30$296
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 11/3012:15 pmEYW - MHT
2 stops21h 04mMultiple Airlines
Wed 12/37:36 pmMHT - EYW
1 stop12h 39mMultiple Airlines
Deal found 10/29$509

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 October 30, 2025.
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

Fri 11/14

9:01 am-9:43 am

1 stop24h 42m

Boston Logan Intl

Mon 11/17

6:16 am-11:05 am

2 stops28h 49m

$220

Key WestBoston

EYW - BOS

EYWBOS

Key West

Fri 11/14

3:00 pm-9:34 pm

1 stop6h 34m

Boston Logan Intl

Tue 11/18

6:00 am-2:04 pm

1 stop8h 04m

$252

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

Fri 11/14

6:18 pm-1:30 am

1 stop7h 12m

Boston Logan Intl

Mon 11/17

8:15 am-2:03 pm

1 stop5h 48m

$267

Key WestPortland

EYW - PWM

EYWPWM

Key West

Thu 1/8

2:45 pm-10:29 pm

1 stop7h 44m

Portland

Mon 1/12

5:30 am-11:31 am

1 stop6h 01m

$269

Key WestBoston

EYW - BOS

EYWBOS

Key West

Fri 11/14

12:45 pm-4:15 pm

Nonstop3h 30m

Boston Logan Intl

Mon 11/17

8:00 am-11:53 am

Nonstop3h 53m

$272

Key WestPortland

EYW - PWM

EYWPWM

Key West

Thu 1/8

12:00 pm-11:43 pm

2 stops11h 43m

Portland

Mon 1/12

5:20 am-2:54 pm

2 stops9h 34m

$279

Key WestManchester

EYW - MHT

EYWMHT

Key West

Tue 2/3

2:25 pm-6:45 pm

2 stops28h 20m

Manchester

Sat 2/7

7:25 pm-2:56 pm

1 stop19h 31m

$288

Key WestBoston

EYW - BOS

EYWBOS

Key West

Tue 2/3

2:25 pm-10:08 pm

3 stops31h 43m

Boston Logan Intl

Sat 2/7

5:45 am-1:30 pm

1 stop7h 45m

$289

Key WestBoston

EYW - BOS

EYWBOS

Key West

Tue 3/10

11:45 am-6:56 pm

1 stop7h 11m

Boston Logan Intl

Wed 3/11

1:55 pm-7:44 pm

1 stop5h 49m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 52 results
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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 6h 34m. United Airlines provides one of the quickest options available for as low as $252. Key West and New Hampshire are separated by a distance of 1374 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Key West to New Hampshire one-way?

    The cheapest airline one-way is JetBlue, with whom users have recently found tickets for as low as $102. However, be on the lookout for offers from Allegiant Air and Breeze Airways, as they are both options that can get you from Key West to New Hampshire for a low price.

  • 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 - Worcester 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

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