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Kaua'i

$263+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIH
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$560
(Alaska Airlines)

One-way from

$263
(Southwest)

Popular in

December

Cheapest in

November

Average price

$950
From New Hampshire to Kaua'i
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One-way flight from New Hampshire to Kaua'i
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High demand for flights, 1% potential price rise
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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 June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 11/311:00 amBOS - LIH
1 stop14h 22mDelta
Wed 11/1210:45 pmLIH - BOS
1 stop12h 09mDelta
Deal found 6/11$473
This American Airlines deal was found by Cheapflights users on 6/10. 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 10/295:00 amBOS - LIH
2 stops15h 02mAmerican Airlines
Wed 11/122:59 pmLIH - BOS
2 stops14h 20mAmerican Airlines
Deal found 6/10$484
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 11/46:59 pmBOS - LIH
1 stop20h 47mAlaska Airlines
Thu 11/139:00 pmLIH - BOS
2 stops13h 41mAlaska Airlines
Deal found 6/11$521
This JetBlue Airways deal was found by Cheapflights users on 6/10. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/58:00 amBOS - LIH
1 stop16h 00mMultiple Airlines
Thu 8/1410:45 amLIH - BOS
1 stop13h 14mMultiple Airlines
Deal found 6/10$609
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 11/1511:00 amBOS - LIH
1 stop16h 21mUnited Airlines
Thu 11/272:15 pmLIH - BOS
1 stop12h 05mUnited Airlines
Deal found 6/10$654
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 9/215:24 pmMHT - LIH
2 stops24h 50mAmerican Airlines
Tue 10/219:06 pmLIH - MHT
2 stops17h 03mAmerican Airlines
Deal found 6/12$782
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sat 11/12:27 pmMHT - LIH
2 stops28h 31mUnited Airlines
Sat 11/811:50 pmLIH - MHT
2 stops18h 54mUnited Airlines
Deal found 6/12$909
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 9/219:40 amMHT - LIH
3 stops16h 52mMultiple Airlines
Tue 10/2110:31 pmLIH - MHT
3 stops19h 28mMultiple Airlines
Deal found 6/12$1,578

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 June 12, 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

Mon 11/3

11:00 am-8:22 pm

1 stop14h 22m

Lihue

Mon 11/10

10:26 pm-3:41 pm

1 stop12h 15m

$473

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Wed 10/29

5:00 am-2:02 pm

2 stops15h 02m

Lihue

Wed 11/12

2:59 pm-10:19 am

2 stops14h 20m

$484

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Tue 11/4

6:59 pm-10:46 am

1 stop20h 47m

Lihue

Thu 11/13

9:00 pm-3:41 pm

2 stops13h 41m

$521

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Tue 8/5

8:00 am-6:00 pm

1 stop16h 00m

Lihue

Thu 8/14

10:45 am-5:59 am

1 stop13h 14m

$609

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Sat 11/15

11:00 am-10:21 pm

1 stop16h 21m

Lihue

Thu 11/27

2:15 pm-7:20 am

1 stop12h 05m

$654

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Sun 9/21

5:24 pm-12:14 pm

2 stops24h 50m

Lihue

Tue 10/21

9:06 pm-8:09 pm

2 stops17h 03m

$782

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Sat 11/1

2:27 pm-12:58 pm

2 stops28h 31m

Lihue

Sat 11/8

11:50 pm-11:44 pm

2 stops18h 54m

$909

ManchesterLihue

MHT - LIH

MHTLIH

Manchester

Sun 9/21

9:40 am-8:32 pm

3 stops16h 52m

Lihue

Tue 10/21

10:31 pm-11:59 pm

3 stops19h 28m

$1,578

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Mon 8/25

6:40 am-4:00 pm

2 stops15h 20m

$263

BostonLihue

BOS - LIH

BOSLIH

Boston Logan Intl

Tue 8/26

9:20 am-12:14 pm

2 stops32h 54m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 14 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 June 12, 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
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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 Southwest. According to our data, you can fly for as low as $263. Users have also found prices from $283 and $287 on Alaska Airlines and American Airlines, 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 $689). 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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