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Kaua'i

$257+ Cheap flights from New Hampshire to Kaua'i

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIH
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from New Hampshire to Kaua'i

Keep the following information in mind while searching for New Hampshire to Kaua'i flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$479
(Delta)

One-way from

$260
(Alaska Airlines)

Popular in

July

Cheapest in

November

Average price

$640
Provider with most accurate pricing for Boston Logan Intl-Lihue flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Lihue flights.
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From New Hampshire to Kaua'i
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One-way flight from New Hampshire to Kaua'i
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Highest demand for flights based on searches. 21% potential increase in price ($198 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from New Hampshire to Kaua'i

Cheapest flights from New Hampshire to Kaua'i
Explore the most affordable flight options available from New Hampshire to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 10/217:00 amBOS - LIH
2 stops16h 23mDelta
Tue 10/289:45 pmLIH - BOS
1 stop12h 09mDelta
Deal found 4/29$479
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:45 amBOS - LIH
1 stop14h 10mAmerican Airlines
Sun 5/119:40 pmLIH - BOS
1 stop12h 50mAmerican Airlines
Deal found 4/29$513
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:55 amBOS - LIH
1 stop14h 07mAlaska Airlines
Tue 10/219:09 amLIH - BOS
2 stops15h 08mAlaska Airlines
Deal found 4/29$514
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Fri 9/1210:30 amBOS - LIH
1 stop15h 28mUnited Airlines
Sun 9/211:13 pmLIH - BOS
1 stop12h 05mUnited Airlines
Deal found 4/28$573
This Hawaiian Airlines deal was found by Cheapflights users on 4/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/128:00 amBOS - LIH
1 stop15h 00mHawaiian Airlines
Sun 6/227:40 amLIH - BOS
1 stop16h 20mHawaiian Airlines
Deal found 4/30$669
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:00 amBOS - LIH
2 stops17h 00mSouthwest
Sun 5/119:00 amLIH - BOS
2 stops18h 50mSouthwest
Deal found 4/29$724
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/155:10 pmMHT - LIH
2 stops26h 47mAmerican Airlines
Tue 9/301:41 pmLIH - MHT
2 stops16h 09mAmerican Airlines
Deal found 4/30$795
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/156:13 amPWM - LIH
2 stops15h 33mUnited Airlines
Mon 5/197:40 pmLIH - PWM
2 stops17h 31mUnited Airlines
Deal found 4/30$834
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/159:40 amMHT - LIH
3 stops31h 45mUnited Airlines
Tue 9/3012:50 pmLIH - MHT
2 stops29h 05mUnited Airlines
Deal found 4/30$858
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 9/159:40 amMHT - LIH
3 stops16h 51mMultiple Airlines
Tue 9/303:20 pmLIH - MHT
3 stops17h 37mMultiple Airlines
Deal found 4/30$1,798

Cheapflights Fare Finder

Customize your flight search to find flights from New Hampshire to Kaua'i 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 May 1, 2025.
Use the filters below to find and compare flights from New Hampshire to Kaua'i that are best for you.

Fly from

New Hampshire

Fly to

Kaua'i

Route

Depart

Return

Price

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Wed 5/7

6:45 am-2:55 pm

1 stop14h 10m

Lihue

Sun 5/11

9:40 pm-4:30 pm

1 stop12h 50m

$513

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Sat 5/3

5:20 pm-3:13 pm

2 stops27h 53m

Lihue

Fri 5/9

6:00 am-7:50 am

1 stop19h 50m

$521

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Sun 5/25

7:25 am-7:00 pm

1 stop17h 35m

Lihue

Mon 6/9

9:40 pm-4:27 pm

1 stop12h 47m

$523

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Wed 5/14

7:30 am-3:46 pm

1 stop14h 16m

Lihue

Sun 5/18

12:48 pm-7:26 am

1 stop12h 38m

$641

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Thu 6/12

8:00 am-5:00 pm

1 stop15h 00m

Lihue

Sun 6/22

7:40 am-6:00 am

1 stop16h 20m

$669

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Wed 5/7

5:00 am-4:00 pm

2 stops17h 00m

Lihue

Sun 5/11

9:00 am-9:50 am

2 stops18h 50m

$724

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Mon 9/15

5:10 pm-1:57 pm

2 stops26h 47m

Lihue

Tue 9/30

1:41 pm-11:50 am

2 stops16h 09m

$795

PortlandLihue

PWM - LIH

PWMLIH

Portland

Thu 5/15

6:13 am-3:46 pm

2 stops15h 33m

Lihue

Mon 5/19

7:40 pm-7:11 pm

2 stops17h 31m

$834

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Mon 9/15

9:40 am-11:25 am

3 stops31h 45m

Lihue

Tue 9/30

12:50 pm-11:55 pm

2 stops29h 05m

$858

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Mon 9/15

9:40 am-8:31 pm

3 stops16h 51m

Lihue

Tue 9/30

3:20 pm-2:57 pm

3 stops17h 37m

$1,798

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results
1
2

Best time to book a flight from New Hampshire to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from New Hampshire 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 New Hampshire to Kaua'i

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from New Hampshire to Kaua'i have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,408 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Entertainment

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What are the cheapest airlines to fly from New Hampshire to Kaua'i one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $260. Users have also found prices from $270 and $287 on American Airlines and Delta, respectively.

  • Can I find deals for flights from New Hampshire to Kaua'i that include hotel bookings?

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

  • How can I find direct flights from New Hampshire to Kaua'i?

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

  • Can I find deals for business class flights from New Hampshire to Kaua'i?

    Yes. Cheapflights offers flight deals from New Hampshire to Kaua'i 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 New Hampshire to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from New Hampshire to Kaua'i (average of $440). Flying from New Hampshire to Kaua'i in June is currently the most expensive (average of $678). 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

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