To save on the cost of your flight from Kauai to Ireland, book at least 47 days before your planned departure. Booking around this time can save you about 32% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $947 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,192.
November can be a great time to fly to Ireland from Kauai with a flight ticket averaging about $900. Cheapflights users have found deals in the month of November for as cheap as $575. The most expensive prices can be found in the month of August.