$272+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
MHT — LIH
Mar 6 — Mar 131
1 adult, Economy
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Find cheap flights from New Hampshire to Kaua'i 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 New Hampshire to Kaua'i
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Cheapest flights from New Hampshire to Kaua'iExplore 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 February 4, 2026.
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 February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/234:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/24:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/235:44 pm
BOS
- LIH
1 stop24h 03m
Alaska Airlines
Mon 3/24:50 pm
LIH
- BOS
2 stops19h 34m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$494
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/24:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 2/3. 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 3/177:10 am
BOS
- LIH
1 stop16h 31m
Delta
Tue 3/2410:05 pm
LIH
- BOS
1 stop17h 17m
Delta
Deal found 2/3![Delta logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/25:44 pm
BOS
- LIH
1 stop24h 03m
Alaska Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$517
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Thu 3/123:50 pm
LIH
- BOS
1 stop19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$531
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:44 pm
BOS
- LIH
2 stops28h 46m
Multiple Airlines
Mon 3/163:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$536
This Delta deal was found by Cheapflights users on 2/3. 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 3/27:30 am
BOS
- LIH
1 stop17h 19m
Delta
Mon 3/98:21 pm
LIH
- BOS
1 stop13h 21m
Delta
Deal found 2/3![Delta logo]()
$543
This Delta deal was found by Cheapflights users on 2/3. 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 3/177:10 am
BOS
- LIH
1 stop16h 31m
Delta
Wed 3/2510:05 pm
LIH
- BOS
1 stop12h 09m
Delta
Deal found 2/3![Delta logo]()
$544
This Delta deal was found by Cheapflights users on 2/3. 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 3/245:23 am
PWM
- LIH
2 stops18h 18m
Delta
Tue 3/318:19 pm
LIH
- PWM
2 stops13h 47m
Delta
Deal found 2/3![Delta logo]()
$729
This Southwest deal was found by Cheapflights users on 2/4. 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.
Thu 4/307:25 am
MHT
- LIH
2 stops14h 45m
Southwest
Mon 5/48:10 pm
LIH
- MHT
2 stops18h 55m
Southwest
Deal found 2/4![Southwest logo]()
$755
This American Airlines deal was found by Cheapflights users on 2/3. 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 4/225:51 pm
PWM
- LIH
2 stops24h 31m
American Airlines
Sun 4/262:12 pm
LIH
- PWM
2 stops21h 09m
American Airlines
Deal found 2/3![American Airlines logo]()
$763
Best flights from New Hampshire to Kaua'iDiscover carefully curated flight deals from New Hampshire to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
Discover carefully curated flight deals from New Hampshire to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/234:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/24:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/24:36 pm
BOS
- LIH
2 stops25h 11m
Alaska Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$522
This Delta deal was found by Cheapflights users on 2/3. 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.
Wed 3/47:15 am
BOS
- LIH
1 stop16h 31m
Delta
Tue 3/1010:05 pm
LIH
- BOS
1 stop12h 09m
Delta
Deal found 2/3![Delta logo]()
$543
This Southwest deal was found by Cheapflights users on 2/4. 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.
Thu 4/307:25 am
MHT
- LIH
2 stops14h 45m
Southwest
Mon 5/48:10 pm
LIH
- MHT
2 stops18h 55m
Southwest
Deal found 2/4![Southwest logo]()
$755
This American Airlines deal was found by Cheapflights users on 2/3. 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 4/225:51 pm
PWM
- LIH
2 stops24h 31m
American Airlines
Sun 4/262:12 pm
LIH
- PWM
2 stops21h 09m
American Airlines
Deal found 2/3![American Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 2/247:28 pm
MHT
- LIH
2 stops22h 42m
United Airlines
Wed 2/258:40 pm
LIH
- MHT
2 stops36h 18m
United Airlines
Deal found 2/1![United Airlines logo]()
$902
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/24:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 2/3. 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 3/27:30 am
BOS
- LIH
1 stop17h 19m
Delta
Mon 3/98:21 pm
LIH
- BOS
1 stop13h 21m
Delta
Deal found 2/3![Delta logo]()
$543
This Delta deal was found by Cheapflights users on 2/2. 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.
Wed 3/47:15 am
BOS
- LIH
1 stop16h 31m
Delta
Wed 3/118:21 pm
LIH
- BOS
1 stop13h 21m
Delta
Deal found 2/2![Delta logo]()
$543
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Sun 3/155:44 pm
BOS
- LIH
1 stop25h 12m
Multiple Airlines
Tue 3/249:00 pm
LIH
- BOS
2 stops20h 59m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$571
This Delta deal was found by Cheapflights users on 2/3. 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 3/177:10 am
BOS
- LIH
1 stop16h 31m
Delta
Wed 3/2510:05 pm
LIH
- BOS
1 stop12h 09m
Delta
Deal found 2/3![Delta logo]()
$544
This Delta deal was found by Cheapflights users on 2/3. 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.
Wed 3/187:10 am
BOS
- LIH
2 stops17h 40m
Delta
Tue 3/2410:05 pm
LIH
- BOS
1 stop17h 17m
Delta
Deal found 2/3![Delta logo]()
$550
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Thu 2/196:00 am
MHT
- LIH
2 stops16h 14m
American Airlines
Mon 2/2310:30 pm
LIH
- MHT
2 stops19h 27m
American Airlines
Deal found 2/4![American Airlines logo]()
$799
This Delta deal was found by Cheapflights users on 2/2. 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.
Sun 3/155:59 pm
BOS
- LIH
2 stops29h 42m
Delta
Tue 3/2410:05 pm
LIH
- BOS
1 stop25h 27m
Delta
Deal found 2/2![Delta logo]()
$565
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 2/246:00 am
PWM
- LIH
2 stops36h 10m
United Airlines
Wed 2/258:40 pm
LIH
- PWM
2 stops43h 29m
United Airlines
Deal found 2/1![United Airlines logo]()
$925
This Delta deal was found by Cheapflights users on 2/3. 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 3/245:23 am
PWM
- LIH
2 stops18h 18m
Delta
Tue 3/318:19 pm
LIH
- PWM
2 stops13h 47m
Delta
Deal found 2/3![Delta logo]()
$729
This American Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 3/247:00 am
PWM
- LIH
3 stops19h 30m
American Airlines
Tue 3/319:30 pm
LIH
- PWM
2 stops19h 20m
American Airlines
Deal found 2/3![American Airlines logo]()
$1,205
This American Airlines deal was found by Cheapflights users on 2/3. 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 3/236:00 am
PWM
- LIH
3 stops19h 21m
American Airlines
Wed 4/19:30 pm
LIH
- PWM
2 stops20h 25m
American Airlines
Deal found 2/3![American Airlines logo]()
$1,287
This Delta deal was found by Cheapflights users on 2/3. 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 3/236:25 am
PWM
- LIH
2 stops18h 25m
Delta
Wed 4/18:19 pm
LIH
- PWM
2 stops13h 47m
Delta
Deal found 2/3![Delta logo]()
$1,002
This Delta deal was found by Cheapflights users on 2/1. 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 2/175:31 am
PWM
- LIH
2 stops18h 15m
Delta
Sat 2/2110:40 pm
LIH
- PWM
2 stops20h 38m
Delta
Deal found 2/1![Delta logo]()
$1,232
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Tue 2/177:00 am
PWM
- LIH
3 stops20h 22m
American Airlines
Sat 2/2110:00 pm
LIH
- PWM
2 stops19h 59m
American Airlines
Deal found 2/1![American Airlines logo]()
$1,948
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Fri 4/175:51 pm
PWM
- LIH
2 stops24h 31m
American Airlines
Sat 5/29:30 pm
LIH
- PWM
2 stops19h 57m
American Airlines
Deal found 2/2![American Airlines logo]()
$3,836
Last-minute flights from New Hampshire to Kaua'iDiscover last-minute flight deals from New Hampshire to Kaua'i. Data last updated February 4, 2026 and is based on user searches.
Discover last-minute flight deals from New Hampshire to Kaua'i. Data last updated February 4, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/4. 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.
Thu 2/196:00 am
MHT
- LIH
2 stops16h 14m
American Airlines
Mon 2/2310:30 pm
LIH
- MHT
2 stops19h 27m
American Airlines
Deal found 2/4![American Airlines logo]()
$799
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/234:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/24:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$450
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/235:44 pm
BOS
- LIH
1 stop24h 03m
Alaska Airlines
Mon 3/24:50 pm
LIH
- BOS
2 stops19h 34m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$494
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 2/247:28 pm
MHT
- LIH
2 stops22h 42m
United Airlines
Wed 2/258:40 pm
LIH
- MHT
2 stops36h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$902
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/24:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$501
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/25:44 pm
BOS
- LIH
1 stop24h 03m
Alaska Airlines
Mon 3/93:50 pm
LIH
- BOS
2 stops19h 34m
Alaska Airlines
Deal found 2/2![Alaska Airlines logo]()
$517
This Delta deal was found by Cheapflights users on 2/3. 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 3/27:30 am
BOS
- LIH
1 stop17h 19m
Delta
Mon 3/98:21 pm
LIH
- BOS
1 stop13h 21m
Delta
Deal found 2/3![Delta logo]()
$543
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Thu 3/123:50 pm
LIH
- BOS
1 stop19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$531
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:44 pm
BOS
- LIH
2 stops28h 46m
Multiple Airlines
Mon 3/163:50 pm
LIH
- BOS
2 stops19h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$536
This Delta deal was found by Cheapflights users on 2/3. 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 3/177:10 am
BOS
- LIH
1 stop16h 31m
Delta
Tue 3/2410:05 pm
LIH
- BOS
1 stop17h 17m
Delta
Deal found 2/3![Delta logo]()
$514
This Delta deal was found by Cheapflights users on 2/3. 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 3/177:10 am
BOS
- LIH
1 stop16h 31m
Delta
Wed 3/2510:05 pm
LIH
- BOS
1 stop12h 09m
Delta
Deal found 2/3![Delta logo]()
$544
This Delta deal was found by Cheapflights users on 2/3. 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 3/245:23 am
PWM
- LIH
2 stops18h 18m
Delta
Tue 3/318:19 pm
LIH
- PWM
2 stops13h 47m
Delta
Deal found 2/3![Delta logo]()
$729
One-way flights from New Hampshire to Kaua'iSearch for one-way flight options from New Hampshire to Kaua'i. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
Search for one-way flight options from New Hampshire to Kaua'i. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/95:44 pm
BOS
- LIH
1 stop24h 03m
Alaska Airlines
Deal found 2/3![Alaska Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 2/3. 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.
Sat 5/27:37 am
BOS
- LIH
1 stop16h 03m
Delta
Deal found 2/3![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 2/1. 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.
Sat 5/25:15 am
BOS
- LIH
2 stops16h 55m
Southwest
Deal found 2/1![Southwest logo]()
$293
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 3/94:36 pm
BOS
- LIH
2 stops26h 03m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 2/2. 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 5/126:10 am
BOS
- LIH
2 stops18h 56m
Delta
Deal found 2/2![Delta logo]()
$318
This Southwest deal was found by Cheapflights users on 2/2. 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.
Tue 5/195:35 am
BOS
- LIH
2 stops16h 35m
Southwest
Deal found 2/2![Southwest logo]()
$319
This American Airlines deal was found by Cheapflights users on 2/2. 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 2/96:10 am
BOS
- LIH
2 stops15h 27m
American Airlines
Deal found 2/2![American Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Wed 3/257:00 am
BOS
- LIH
1 stop15h 04m
United Airlines
Deal found 2/3![United Airlines logo]()
$331
This Delta deal was found by Cheapflights users on 2/2. 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 5/197:45 am
BOS
- LIH
1 stop17h 21m
Delta
Deal found 2/2![Delta logo]()
$342
This United Airlines deal was found by Cheapflights users on 2/3. 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 4/2411:10 am
BOS
- LIH
1 stop14h 43m
United Airlines
Deal found 2/3![United Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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.
Mon 2/95:20 pm
BOS
- LIH
2 stops24h 55m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 2/3. 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 5/25:45 am
BOS
- LIH
3 stops20h 44m
United Airlines
Deal found 2/3![United Airlines logo]()
$368
Find 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 February 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $450 (Alaska Airlines) |
One-way from | $272 (Alaska Airlines) |
Popular in | December |
Cheapest in | September |
Average price | $765 |
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 February 4, 2026.
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 2/23
4:36 pm-1:39 pm
2 stops26h 03m
Lihue
Mon 3/2
4:50 pm-5:24 pm
2 stops19h 34m
$450
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Mon 3/2
4:36 pm-1:39 pm
2 stops26h 03m
Lihue
Mon 3/9
3:50 pm-5:24 pm
2 stops19h 34m
$501
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Mon 3/2
4:36 pm-12:47 pm
2 stops25h 11m
Lihue
Mon 3/9
3:50 pm-5:24 pm
2 stops19h 34m
$522
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Wed 3/4
7:15 am-6:46 pm
1 stop16h 31m
Lihue
Tue 3/10
10:05 pm-4:14 pm
1 stop12h 09m
$543
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Mon 3/2
7:30 am-7:49 pm
1 stop17h 19m
Lihue
Mon 3/9
8:21 pm-3:42 pm
1 stop13h 21m
$543
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Wed 3/4
7:15 am-6:46 pm
1 stop16h 31m
Lihue
Wed 3/11
8:21 pm-3:42 pm
1 stop13h 21m
$543
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Tue 3/17
7:10 am-5:41 pm
1 stop16h 31m
Lihue
Wed 3/25
10:05 pm-4:14 pm
1 stop12h 09m
$544
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Wed 3/18
7:10 am-6:50 pm
2 stops17h 40m
Lihue
Tue 3/24
10:05 pm-9:22 pm
1 stop17h 17m
$550
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Sun 3/15
5:59 pm-5:41 pm
2 stops29h 42m
Lihue
Tue 3/24
10:05 pm-5:32 am
1 stop25h 27m
$565
BostonLihue
BOS - LIH
BOSLIH
Boston Logan Intl
Sun 3/15
5:44 pm-12:56 pm
1 stop25h 12m
Lihue
Tue 3/24
9:00 pm-11:59 pm
2 stops20h 59m
$571
Showing 1-10 of 32 results
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.
BOS-LIH
MHT-LIH
PWM-LIH
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
USNH-zzFUS
BOS-LIH
MHT-LIH
PWM-LIH
No data available for this route at this time. Please check back soon.
Related info for your journey
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