What is the cheapest month to book a flight from Kaua'i to Ireland?

Currently, November is the cheapest month in which you can book a flight from Kaua'i to Ireland (average of $509). Flying from Kaua'i to Ireland in June is currently the most expensive (average of $924). 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.

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.

$337+ Flights from Kaua'i to Ireland

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Cheap flight deals from Kaua'i to Ireland

Round-trip from	$715 (United Airlines)
One-way from	$337 (Kiwi.com)

From Kaua'i to Ireland

Search Deals

One-way flight from Kaua'i to Ireland

Search Deals

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 July 25, 2025.

Wed 11/58:30 pmLIH - DUB

2 stops27h 25mUnited Airlines

Sun 11/99:00 amDUB - LIH

2 stops41h 58mUnited Airlines

Deal found 7/22

$715

Wed 11/510:44 pmLIH - DUB

2 stops20h 01mAmerican Airlines

Sun 11/93:20 pmDUB - LIH

1 stop31h 58mAmerican Airlines

Deal found 7/23

$928

Thu 8/71:07 pmLIH - DUB

3 stops31h 38mMultiple Airlines

Mon 8/119:50 amDUB - LIH

3 stops36h 21mMultiple Airlines

Deal found 7/23

$1,893

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 July 25, 2025.

Wed 11/58:30 pmLIH - DUB

2 stops27h 25mUnited Airlines

Sun 11/99:00 amDUB - LIH

2 stops41h 58mUnited Airlines

Deal found 7/22

$715

Wed 11/510:44 pmLIH - DUB

2 stops20h 01mAmerican Airlines

Sun 11/93:20 pmDUB - LIH

1 stop31h 58mAmerican Airlines

Deal found 7/23

$928

Thu 8/71:07 pmLIH - DUB

3 stops31h 38mMultiple Airlines

Mon 8/119:50 amDUB - LIH

3 stops36h 21mMultiple Airlines

Deal found 7/23

$1,893

Last-minute flights from Kaua'i to Ireland
Discover last-minute flight deals from Kaua'i to Ireland. Data last updated July 25, 2025 and is based on user searches.

Thu 8/79:40 pmLIH - DUB

2 stops22h 30mUnited Airlines

Mon 8/119:50 amDUB - LIH

2 stops44h 48mUnited Airlines

Deal found 7/23

$900

Thu 8/79:16 pmLIH - DUB

2 stops25h 29mAmerican Airlines

Mon 8/113:25 pmDUB - LIH

1 stop31h 47mAmerican Airlines

Deal found 7/23

$1,763

Thu 8/71:07 pmLIH - DUB

3 stops31h 38mMultiple Airlines

Mon 8/119:50 amDUB - LIH

3 stops36h 21mMultiple Airlines

Deal found 7/23

$1,893

One-way flights from Kaua'i to Ireland
Search for one-way flight options from Kaua'i to Ireland. Find affordable one-way fares based on user searches. Data last updated July 25, 2025.

Tue 10/76:49 pmLIH - DUB

3 stops37h 21mMultiple Airlines

Deal found 7/22

$337

Fly from

Fly to

Route

Depart

Return

Price

LihueDublin

LIH - DUB

LIHDUB

Lihue

Wed 11/5

8:30 pm-9:55 am

2 stops27h 25m

Dublin

Sun 11/9

9:00 am-4:58 pm

2 stops41h 58m

$715

LihueDublin

LIH - DUB

LIHDUB

Lihue

Wed 11/5

10:44 pm-4:45 am

2 stops20h 01m

Dublin

Sun 11/9

3:20 pm-1:18 pm

1 stop31h 58m

$928

LihueDublin

LIH - DUB

LIHDUB

Lihue

Thu 8/7

1:07 pm-7:45 am

3 stops31h 38m

Dublin

Mon 8/11

9:50 am-11:11 am

3 stops36h 21m

$1,893

LihueDublin

LIH - DUB

LIHDUB

Lihue

Tue 10/7

6:49 pm-7:10 pm

3 stops37h 21m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

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.

Reviews of airlines servicing Ireland

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Kaua'i to Ireland to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,876 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,876 reviews

United Airlines

7.4

Good

8,876 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,876 reviews

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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.
What is the cheapest month to book a flight from Kaua'i to Ireland?
Currently, November is the cheapest month in which you can book a flight from Kaua'i to Ireland (average of $509). Flying from Kaua'i to Ireland in June is currently the most expensive (average of $924). 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

Browse thousands of different options on Cheapflights for your next trip

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$337+ Cheap flights from Kaua'i to Ireland

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Ireland with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 July 25, 2025.

Round-trip from

One-way from

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 July 25, 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 July 25, 2025.

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

Reviews of airlines servicing Ireland

Peruse reviews from past customers who have flown with United Airlines and American Airlines from Kaua'i to Ireland to help guide your decision. Reviews also offer insight into each airline's 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 Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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?

What is the cheapest month to book a flight 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 July 25, 2025.