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$253+ Cheap flights from Kaua'i to Boston (BOS)

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — BOS
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Kaua'i to Boston

Keep the following information in mind while searching for Kaua'i to Boston flight deals. Data was last updated July 3, 2025.

Round-trip from

$766
(Alaska Airlines)

One-way from

$253
(Alaska Airlines)

Popular in

July

Cheapest in

June

Average price

$883
From Kaua'i to Boston Logan Intl
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One-way flight from Kaua'i to Boston Logan Intl
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Highest demand for flights based on searches. 5% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Kaua'i to Boston

Cheapest flights from Kaua'i to Boston
Explore the most affordable flight options available from Kaua'i to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 7/297:55 pmLIH - BOS
1 stop28h 05mAlaska Airlines
Thu 8/78:19 pmBOS - LIH
1 stop19h 28mAlaska Airlines
Deal found 7/2$766
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/2911:10 pmLIH - BOS
1 stop11h 55mUnited Airlines
Thu 8/79:40 amBOS - LIH
2 stops16h 45mUnited Airlines
Deal found 7/1$772
This Delta deal was found by Cheapflights users on 7/1. 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.
Wed 7/1612:02 pmLIH - BOS
2 stops16h 53mDelta
Sun 7/207:25 amBOS - LIH
1 stop17h 43mDelta
Deal found 7/1$907

Cheapflights Fare Finder

Customize your flight search to find flights from Kaua'i to Boston 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 July 3, 2025.
Use the filters below to find and compare flights from Kaua'i to Boston that are best for you.

Fly from

Kaua'i

Fly to

Boston

Route

Depart

Return

Price

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 7/29

7:55 pm-6:00 am

1 stop28h 05m

Boston Logan Intl

Thu 8/7

8:19 pm-9:47 am

1 stop19h 28m

$766

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 7/29

11:10 pm-5:05 pm

1 stop11h 55m

Boston Logan Intl

Thu 8/7

8:47 am-8:25 pm

2 stops17h 38m

$772

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 7/16

12:02 pm-10:55 am

2 stops16h 53m

Boston Logan Intl

Sun 7/20

7:25 am-7:08 pm

1 stop17h 43m

$907

LihueBoston

LIH - BOS

LIHBOS

Lihue

Mon 10/20

2:20 pm-4:00 pm

1 stop19h 40m

$253

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 11/26

10:45 pm-4:34 pm

1 stop12h 49m

$287

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 11/26

2:59 pm-11:04 am

2 stops15h 05m

$292

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 11/15

2:15 pm-9:30 am

2 stops14h 15m

$323

LihueBoston

LIH - BOS

LIHBOS

Lihue

Thu 8/14

10:45 am-5:59 am

1 stop13h 14m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Best time to book a flight from Kaua'i to Boston

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

What is the cheapest time of day to fly from FUS to BOS?

Find hourly flight availability from Kaua'i to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Kaua'i to Boston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated July 3, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Kaua'i to Boston have to say. 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

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

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

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

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
7,970 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

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
8,845 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.1

Overall

8.0

Crew

8.5

Food

7.1

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 Kaua'i to Boston. 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 into for flights to Boston from Kaua'i?

    If you book a flight to Boston from Kaua'i, you will be flying to Logan Intl, which is the city’s only airport. Boston Logan Intl (BOS) is located 2.6 mi from the center of Boston.

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

    The cheapest airlines for a one-way flight from Kaua'i to Boston are Alaska Airlines ($253), Delta ($287), and American Airlines ($292).

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Kaua'i to Boston (average of $218). Flying from Kaua'i to Boston in June is currently the most expensive (average of $306). 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

Traveling to a place near Kaua'i?

Book flights to Kaua'i if you plan to visit one of these locations
Cambridge
Medford
Watertown
Warwick
Seabrook
Waltham
Framingham
Cranston
Randolph
Chestnut Hill
Chelsea
Brockton
York Beach
Saco
Burlington
West Yarmouth
Smithfield
Swansea
Lincoln
Quincy

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Top 4 airlines flying from Kaua'i to Boston

Discover the top 4 airlines that operate flights from Kaua'i to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$254Average$789FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$302Average$802FlexibilityNo cancel feeOn-time69%
DeltaCheapest$351Average$763FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$488Average$642FlexibilityNo cancel feeOn-time75%

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