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

The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $126. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Key West to New Hampshire for a low price.

What is the cheapest month to book a flight from Key West to New Hampshire?

Currently, January is the cheapest month in which you can book a flight from Key West to New Hampshire (average of $334). Flying from Key West to New Hampshire in June is currently the most expensive (average of $445). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 - Manchester or Key West - Portland as they are the most popular.

What is the cheapest month to fly from Key West to New Hampshire?

Our data shows that September tends to be the cheapest month to fly to New Hampshire from Key West. Users have commonly found prices around $403 for the month, but tickets can be as low as $258. Due to multiple factors, prepare for potentially higher prices in April.

What is the cheapest time of day to fly from EYW to NH?

When flying from Key West to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$126+ Flights from Key West to New Hampshire

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$272 (Mytrip)
One-way from	$126 (Mytrip)
Popular in	April
Cheapest in	September
Average price	$387

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. 9% potential increase in price ($42 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 March 2025

Search Deals

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 marzo 28, 2025.

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mMultiple Airlines

lun. 4/142:12 pmBOS - EYW

2 stops23h 32mMultiple Airlines

Deal found 3/27

$277

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mAllegiant Air

lun. 4/149:26 amBOS - EYW

1 stop28h 18mAllegiant Air

Deal found 3/27

$295

vie. 6/134:54 pmEYW - PWM

1 stop6h 07mAmerican Airlines

lun. 6/167:41 amPWM - EYW

1 stop6h 00mAmerican Airlines

Deal found 3/27

$313

mar. 5/1312:50 pmEYW - BOS

1 stop6h 20mAmerican Airlines

lun. 5/267:49 amBOS - EYW

1 stop6h 48mAmerican Airlines

Deal found 3/27

$317

jue. 4/244:04 pmEYW - BOS

1 stop8h 54mUnited Airlines

lun. 4/286:00 amBOS - EYW

1 stop7h 04mUnited Airlines

Deal found 3/27

$322

jue. 4/101:04 pmEYW - BOS

Nonstop3h 39mJetBlue

lun. 4/148:20 amBOS - EYW

Nonstop3h 49mJetBlue

Deal found 3/27

$383

jue. 5/157:00 amEYW - BOS

2 stops9h 59mDelta

dom. 5/188:00 amBOS - EYW

2 stops12h 07mDelta

Deal found 3/27

$1,026

Best flights from Key West to New Hampshire
Discover carefully curated flight deals from Key West to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated marzo 28, 2025.

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mMultiple Airlines

lun. 4/1411:32 amBOS - EYW

2 stops26h 12mMultiple Airlines

Deal found 3/25

$272

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mAllegiant Air

lun. 4/149:26 amBOS - EYW

1 stop28h 18mAllegiant Air

Deal found 3/25

$281

vie. 6/134:54 pmEYW - PWM

1 stop6h 07mAmerican Airlines

lun. 6/167:41 amPWM - EYW

1 stop6h 00mAmerican Airlines

Deal found 3/27

$313

jue. 4/244:04 pmEYW - BOS

1 stop8h 54mUnited Airlines

lun. 4/286:00 amBOS - EYW

1 stop7h 04mUnited Airlines

Deal found 3/27

$322

jue. 4/101:04 pmEYW - BOS

Nonstop3h 39mJetBlue

lun. 4/148:20 amBOS - EYW

Nonstop3h 49mJetBlue

Deal found 3/27

$383

jue. 5/83:17 pmEYW - BOS

1 stop6h 21mAmerican Airlines

dom. 5/1110:11 amBOS - EYW

1 stop6h 29mAmerican Airlines

Deal found 3/26

$317

jue. 5/157:00 amEYW - BOS

2 stops9h 59mDelta

dom. 5/188:00 amBOS - EYW

2 stops12h 07mDelta

Deal found 3/27

$1,026

Last-minute flights from Key West to New Hampshire
Discover last-minute flight deals from Key West to New Hampshire. Data last updated marzo 28, 2025 and is based on user searches.

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mMultiple Airlines

lun. 4/142:12 pmBOS - EYW

2 stops23h 32mMultiple Airlines

Deal found 3/27

$277

jue. 4/104:24 pmEYW - BOS

1 stop16h 12mAllegiant Air

lun. 4/149:26 amBOS - EYW

1 stop28h 18mAllegiant Air

Deal found 3/27

$295

jue. 4/103:56 pmEYW - BOS

1 stop6h 58mAmerican Airlines

lun. 4/1410:01 amBOS - EYW

1 stop6h 39mAmerican Airlines

Deal found 3/27

$327

jue. 4/101:04 pmEYW - BOS

Nonstop3h 39mJetBlue

lun. 4/148:20 amBOS - EYW

Nonstop3h 49mJetBlue

Deal found 3/27

$383

jue. 4/244:04 pmEYW - BOS

1 stop8h 54mUnited Airlines

lun. 4/286:00 amBOS - EYW

1 stop7h 04mUnited Airlines

Deal found 3/27

$322

One-way flights from Key West to New Hampshire
Search for one-way flight options from Key West to New Hampshire. Find affordable one-way fares based on user searches. Data last updated marzo 28, 2025.

jue. 5/154:06 pmEYW - BOS

1 stop16h 04mAllegiant Air

Deal found 3/27

$126

vie. 5/168:45 amEYW - BOS

1 stop14h 44mMultiple Airlines

Deal found 3/27

$138

mié. 5/283:17 pmEYW - BOS

1 stop6h 21mAmerican Airlines

Deal found 3/26

$159

vie. 4/112:03 pmEYW - BOS

2 stops9h 56mUnited Airlines

Deal found 3/27

$179

jue. 5/83:17 pmEYW - PWM

1 stop7h 49mAmerican Airlines

Deal found 3/26

$179

mar. 5/61:39 pmEYW - MHT

2 stops10h 05mAmerican Airlines

Deal found 3/27

$194

jue. 5/86:45 pmEYW - BOS

1 stop5h 50mJetBlue

Deal found 3/27

$195

mar. 5/63:00 pmEYW - BOS

1 stop6h 23mDelta

Deal found 3/26

$239

lun. 8/182:45 pmEYW - PWM

3 stops31h 14mUnited Airlines

Deal found 3/27

$280

sáb. 5/311:02 amEYW - BOS

3 stops30h 28mAlaska Airlines

Deal found 3/27

$859

Cheapflights Fare Finder

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

jue. 4/10

4:24 pm-8:36 am

1 stop16h 12m

Boston Logan Intl

lun. 4/14

2:12 pm-1:44 pm

2 stops23h 32m

$277

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 4/10

4:24 pm-8:36 am

1 stop16h 12m

Boston Logan Intl

lun. 4/14

9:26 am-1:44 pm

1 stop28h 18m

$295

Key WestPortland

EYW - PWM

EYWPWM

Key West

vie. 6/13

4:54 pm-11:01 pm

1 stop6h 07m

Portland

lun. 6/16

7:41 am-1:41 pm

1 stop6h 00m

$313

Key WestBoston

EYW - BOS

EYWBOS

Key West

mar. 5/13

12:50 pm-7:10 pm

1 stop6h 20m

Boston Logan Intl

lun. 5/26

7:49 am-2:37 pm

1 stop6h 48m

$317

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 4/24

4:04 pm-12:58 am

1 stop8h 54m

Boston Logan Intl

lun. 4/28

6:00 am-1:04 pm

1 stop7h 04m

$322

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 4/10

1:04 pm-4:43 pm

Nonstop3h 39m

Boston Logan Intl

lun. 4/14

8:20 am-12:09 pm

Nonstop3h 49m

$383

Key WestBoston

EYW - BOS

EYWBOS

Key West

mar. 4/29

7:00 am-12:40 pm

1 stop5h 40m

Boston Logan Intl

jue. 5/1

1:45 pm-8:30 pm

1 stop6h 45m

$619

Key WestBoston

EYW - BOS

EYWBOS

Key West

jue. 5/15

4:06 pm-8:10 am

1 stop16h 04m

$126

Key WestBoston

EYW - BOS

EYWBOS

Key West

vie. 5/16

8:45 am-11:29 pm

1 stop14h 44m

$138

Key WestBoston

EYW - BOS

EYWBOS

Key West

mié. 5/7

7:29 pm-12:19 am

1 stop4h 50m

$159

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 17 results

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.

Reviews of airlines servicing New Hampshire

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,798 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,897 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,603 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,923 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Allegiant Air

7.3

Good

731 reviews

Alaska Airlines

8.0

Very good

9,798 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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.
What are the cheapest airlines to fly from Key West to New Hampshire one-way?
The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $126. However, be on the lookout for offers from American Airlines and United Airlines, 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 - Manchester or Key West - Portland 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.
What is the cheapest month to book a flight from Key West to New Hampshire?
Currently, January is the cheapest month in which you can book a flight from Key West to New Hampshire (average of $334). Flying from Key West to New Hampshire in June is currently the most expensive (average of $445). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Key West to New Hampshire

Fort Lauderdale to Newark flights

Fort Lauderdale to LaGuardia flights

Miami to John F Kennedy Intl flights

Miami to LaGuardia flights

Miami to Newark flights

Fort Lauderdale to John F Kennedy Intl flights

Orlando to LaGuardia flights

Orlando to Seattle flights

Tampa to Newark flights

Orlando to John F Kennedy Intl flights

Miami to Los Angeles flights

West Palm Beach to John F Kennedy Intl flights

Orlando to Newark flights

Fort Lauderdale to Las Vegas flights

Tampa to John F Kennedy Intl flights

Tampa to Seattle flights

Orlando to Las Vegas flights

Fort Lauderdale to Atlanta flights

Tampa to Las Vegas flights

Orlando to Dallas/Fort Worth flights

Fort Lauderdale to Dallas/Fort Worth flights

Orlando to Los Angeles flights

Tampa to Dulles Intl flights

Orlando to Hobby flights

Orlando to Boston flights

Orlando to O'Hare Intl flights

West Palm Beach to Newark flights

Fort Lauderdale to O'Hare Intl flights

Fort Lauderdale to Los Angeles flights

Tampa to LaGuardia flights

West Palm Beach to LaGuardia flights

Miami to O'Hare Intl flights

Tampa to Denver flights

Orlando to Dulles Intl flights

Tampa to Dallas/Fort Worth flights

Miami to Dulles Intl flights

Miami to Atlanta flights

Fort Lauderdale to Baltimore flights

Tampa to Los Angeles flights

Fort Lauderdale to Hobby flights

Orlando to Denver flights

Fort Lauderdale to Dulles Intl flights

Fort Lauderdale to Seattle flights

Miami to Seattle flights

Tampa to O'Hare Intl flights

Miami to Dallas/Fort Worth flights

Orlando to Baltimore flights

Miami to Boston flights

Fort Lauderdale to Boston flights

Miami to Baltimore 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.

$126+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Key West to New Hampshire with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 marzo 28, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Key West to New Hampshire

Cheapest flights from Key West to New HampshireExplore 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 marzo 28, 2025.

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 marzo 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Key West to New Hampshire that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Key West to New Hampshire

Reviews of airlines servicing New Hampshire

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?

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

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

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

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

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

What is the cheapest month to book a flight from Key West to New Hampshire?

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.

100% Free

Book with Flexibility

Travel Smart

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 marzo 28, 2025.