How long is the flight from Kaua'i to Boston?

Airlines like Alaska Airlines and Delta fly from Kaua'i to Boston in about 13h. The time it takes to get you to your destination can typically vary by up to 16h 33m. The distance between Kaua'i and Boston is about 5124 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

If weather is an important factor for your trip to Boston, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the most popular airlines that fly from Kaua'i to Boston?

Before booking your flight from Kaua'i to Boston check out the most popular airlines for this route: United Airlines, Delta or Alaska Airlines.

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.

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.

$253+ Flights from Kaua'i to Boston

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

Find cheap flights from Kaua'i to Boston 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.

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 October 14, 2025.

Tue 10/286:27 pmLIH - BOS

1 stop29h 33mAlaska Airlines

Sat 11/16:59 pmBOS - LIH

2 stops24h 16mAlaska Airlines

Deal found 10/13

$632

Tue 10/288:30 pmLIH - BOS

1 stop13h 00mDelta

Sat 11/17:20 amBOS - LIH

1 stop17h 45mDelta

Deal found 10/13

$686

Wed 10/299:40 pmLIH - BOS

1 stop12h 42mDelta

Sun 11/27:20 amBOS - LIH

2 stops19h 55mDelta

Deal found 10/14

$712

Best flights from Kaua'i to Boston
Discover carefully curated flight deals from Kaua'i to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2025.

Tue 10/286:27 pmLIH - BOS

1 stop29h 33mAlaska Airlines

Sat 11/16:59 pmBOS - LIH

2 stops24h 16mAlaska Airlines

Deal found 10/13

$632

Tue 10/288:30 pmLIH - BOS

1 stop13h 00mDelta

Sat 11/17:20 amBOS - LIH

1 stop17h 45mDelta

Deal found 10/13

$686

Wed 10/299:40 pmLIH - BOS

1 stop12h 42mDelta

Sun 11/27:20 amBOS - LIH

2 stops19h 55mDelta

Deal found 10/14

$712

Last-minute flights from Kaua'i to Boston
Discover last-minute flight deals from Kaua'i to Boston. Data last updated October 14, 2025 and is based on user searches.

Tue 10/286:27 pmLIH - BOS

1 stop29h 33mAlaska Airlines

Sat 11/16:59 pmBOS - LIH

2 stops24h 16mAlaska Airlines

Deal found 10/13

$632

Tue 10/288:30 pmLIH - BOS

1 stop13h 00mDelta

Sat 11/17:20 amBOS - LIH

1 stop17h 45mDelta

Deal found 10/13

$686

Wed 10/299:40 pmLIH - BOS

1 stop12h 42mDelta

Sun 11/27:20 amBOS - LIH

2 stops19h 55mDelta

Deal found 10/14

$712

One-way flights from Kaua'i to Boston
Search for one-way flight options from Kaua'i to Boston. Find affordable one-way fares based on user searches. Data last updated October 14, 2025.

Sat 2/71:39 pmLIH - BOS

2 stops23h 05mAlaska Airlines

Deal found 10/13

$253

Wed 11/269:40 pmLIH - BOS

1 stop13h 19mDelta

Deal found 10/13

$262

Sat 12/69:50 pmLIH - BOS

1 stop13h 13mDelta

Deal found 10/12

$269

Sat 2/711:00 pmLIH - BOS

1 stop13h 31mAmerican Airlines

Deal found 10/12

$287

Sat 2/710:45 pmLIH - BOS

1 stop12h 05mDelta

Deal found 10/13

$307

Tue 3/245:29 pmLIH - BOS

2 stops17h 42mAlaska Airlines

Deal found 10/12

$312

Mon 10/209:40 pmLIH - BOS

1 stop12h 42mDelta

Deal found 10/13

$351

Wed 3/2510:58 pmLIH - BOS

1 stop12h 05mUnited Airlines

Deal found 10/12

$357

Cheap flight deals from Kaua'i to Boston

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$632 (Alaska Airlines)
One-way from	$253 (Alaska Airlines)
Popular in	July
Cheapest in	June
Average price	$669

Provider with most accurate pricing for Lihue-Boston Logan Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lihue-Boston Logan Intl flights.

Search Deals

From Kaua'i to Boston Logan Intl

Search Deals

One-way flight from Kaua'i to Boston Logan Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($38 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 10/28

6:27 pm-6:00 am

1 stop29h 33m

Boston Logan Intl

Sat 11/1

6:59 pm-1:15 pm

2 stops24h 16m

$632

LihueBoston

LIH - BOS

LIHBOS

Lihue

Tue 10/28

8:30 pm-3:30 pm

1 stop13h 00m

Boston Logan Intl

Sat 11/1

7:20 am-7:05 pm

1 stop17h 45m

$686

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 10/29

9:40 pm-4:22 pm

1 stop12h 42m

Boston Logan Intl

Sun 11/2

7:20 am-10:15 pm

2 stops19h 55m

$712

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 2/7

1:39 pm-5:44 pm

2 stops23h 05m

$253

LihueBoston

LIH - BOS

LIHBOS

Lihue

Wed 11/26

9:40 pm-3:59 pm

1 stop13h 19m

$262

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 12/6

9:50 pm-4:03 pm

1 stop13h 13m

$269

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 12/6

2:54 pm-10:34 am

2 stops14h 40m

$274

LihueBoston

LIH - BOS

LIHBOS

Lihue

Sat 2/7

11:00 pm-5:31 pm

1 stop13h 31m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

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?

One of the essential ways to save on airfare from Kaua'i to Boston is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

Reviews of airlines servicing Boston

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

11,079 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Alaska Airlines

8.0

Very good

11,079 reviews

Alaska Airlines

8.0

Very good

11,079 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Delta

8.0

Very good

7,975 reviews

Alaska Airlines

8.0

Very good

11,079 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Hawaiian Airlines

7.8

Good

2,779 reviews

Alaska Airlines

8.0

Very good

11,079 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

United Airlines

7.4

Good

8,976 reviews

Alaska Airlines

8.0

Very good

11,079 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

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.
How long is the flight from Kaua'i to Boston?
Airlines like Alaska Airlines and Delta fly from Kaua'i to Boston in about 13h. The time it takes to get you to your destination can typically vary by up to 16h 33m. The distance between Kaua'i and Boston is about 5124 mi. This flight may include one or multiple stops.
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.

See more FAQs

Cambridge

Medford

Hampton Beach

Watertown

Seabrook

Seekonk

Lincoln

Lowell

Smithfield

Cranston

Chestnut Hill

Peabody

Quincy

York Beach

Warwick

Swansea

Old Orchard Beach

Brockton

Waltham

Chelsea

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Kaua'i to Boston

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$269	Average$721	FlexibilityNo cancel fee	On-time85%
Delta	Cheapest$351	Average$635	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$488	Average$662	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$517	Average$517	FlexibilityNo cancel fee	On-time69%

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.

$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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Boston with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Kaua'i to Boston

Cheapest flights from Kaua'i to BostonExplore 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 October 14, 2025.

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 October 14, 2025.

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 October 14, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kaua'i to Boston that are best for you.

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.

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 October 14, 2025.

Reviews of airlines servicing Boston

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.

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?

How long is the flight from Kaua'i to Boston?

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

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

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

Traveling to a place near Boston?

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 Kaua'i to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Kaua'i to Boston

100% Free

Book with Flexibility

Travel Smart

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 October 14, 2025.