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

Departing from Kaua'i to Ireland will take you 20h 50m. The distance from Kaua'i to Ireland is about 6979 mi. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

If weather is an important factor for your trip to Ireland, 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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kaua'i to Ireland as you normally would.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Kaua'i to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$588+ Cheap Flights from Kaua'i to Ireland

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

Find cheap flights from Kaua'i to Ireland 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 Ireland

Cheapest flights from Kaua'i to Ireland
Explore the most affordable flight options available from Kaua'i to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Wed 11/58:30 pmLIH - DUB

2 stops25h 40mUnited Airlines

Sun 11/912:05 pmDUB - LIH

2 stops34h 53mUnited Airlines

Deal found 11/4

$588

Wed 11/510:39 pmLIH - DUB

2 stops20h 31mAmerican Airlines

Sun 11/93:20 pmDUB - LIH

1 stop31h 58mAmerican Airlines

Deal found 11/4

$1,041

Best flights from Kaua'i to Ireland
Discover carefully curated flight deals from Kaua'i to Ireland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 6, 2025.

Thu 3/1210:58 pmLIH - DUB

2 stops37h 47mLufthansa

Thu 3/2610:50 amDUB - LIH

2 stops35h 19mLufthansa

Deal found 11/5

$770

Thu 3/129:30 pmLIH - DUB

2 stops20h 50mAmerican Airlines

Thu 3/263:20 pmDUB - LIH

1 stop35h 20mAmerican Airlines

Deal found 11/6

$878

Cheap flight deals from Kaua'i to Ireland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$770 (Cheapflightsfares)

Provider with most accurate pricing for Lihue-Dublin flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lihue-Dublin flights.

Search Deals

From Kaua'i to Ireland

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LihueDublin

LIH - DUB

LIHDUB

Lihue

Thu 3/12

10:58 pm-10:45 pm

2 stops37h 47m

Dublin

Thu 3/26

10:50 am-12:09 pm

2 stops35h 19m

$770

LihueDublin

LIH - DUB

LIHDUB

Lihue

Thu 3/12

9:30 pm-4:20 am

2 stops20h 50m

Dublin

Thu 3/26

3:20 pm-4:40 pm

1 stop35h 20m

$878

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

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

Have a flexible travel schedule? Discover the best time to fly to Ireland 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 Ireland

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Kaua'i to Ireland?
Departing from Kaua'i to Ireland will take you 20h 50m. The distance from Kaua'i to Ireland is about 6979 mi. This flight may include one or multiple stops.
Can I find deals for flights from Kaua'i to Ireland that include hotel bookings?
Yes. In addition to deals on Kaua'i to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Ireland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Ireland.
Can I find deals for business class flights from Kaua'i to Ireland?
Yes. Cheapflights offers flight deals from Kaua'i to Ireland 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Kaua'i to Ireland

Honolulu to Barcelona-El Prat flights

Honolulu to Frankfurt flights

Honolulu to Heathrow flights

Honolulu to Madrid flights

Honolulu to Dublin flights

Honolulu to Amsterdam flights

Honolulu to Charles de Gaulle flights

Honolulu to Gatwick flights

Honolulu to London City flights

Honolulu to Leonardo da Vinci/Fiumicino flights

Honolulu to Athens flights

Honolulu to Arlanda flights

Honolulu to Lisbon flights

Honolulu to Shannon flights

Kailua-Kona to Heathrow flights

Honolulu to Keflavik Intl flights

Honolulu to Bruxelles-National flights

Honolulu to Istanbul flights

Honolulu to Linate flights

Honolulu to Malpensa flights

Honolulu to Munich flights

Kailua-Kona to Charles de Gaulle flights

Honolulu to Duesseldorf Intl flights

Honolulu to Orly flights

Kahului to Frankfurt flights

Honolulu to Frederic Chopin flights

Honolulu to Zurich flights

Kailua-Kona to Amsterdam flights

Kailua-Kona to Dublin flights

Honolulu to Geneva flights

Honolulu to Naples flights

Kahului to Leonardo da Vinci/Fiumicino flights

Honolulu to Málaga flights

Honolulu to Florence flights

Kailua-Kona to Frankfurt flights

Kailua-Kona to Oslo Gardermoen flights

Lihue to Frankfurt flights

Kahului to Keflavik Intl flights

Kahului to Heathrow flights

Honolulu to Prague flights

Honolulu to Sabiha Gokcen flights

Honolulu to Vicenza flights

Kailua-Kona to Zurich flights

Honolulu to Basel flights

Honolulu to Copenhagen flights

Honolulu to Nice flights

Honolulu to Stuttgart flights

Hilo to Charles de Gaulle flights

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.

$588+ Cheap flights from Kaua'i to Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Ireland 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 Ireland

Cheapest flights from Kaua'i to IrelandExplore the most affordable flight options available from Kaua'i to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Explore the most affordable flight options available from Kaua'i to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

Cheap flight deals from Kaua'i to Ireland

Keep the following information in mind while searching for Kaua'i to Ireland flight deals. Data was last updated November 6, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Cheapflights Fare Finder

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

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

Have a flexible travel schedule? Discover the best time to fly to Ireland from Kaua'i with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kaua'i to Ireland

Related info for your journey

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

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

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

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

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

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 Ireland

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Kaua'i to Ireland
Explore the most affordable flight options available from Kaua'i to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.