Travelers have found it’s best to book a flight 36 days in advance to save up to 7% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 36 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Honolulu to Kaua'i 1-2 weeks in advance for as low as $137, or $144 for flights within the next 24 hours.
When flying from Honolulu to Kaua'i, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Our data shows that August tends to be the cheapest month to fly to Kaua'i from Honolulu. Users have commonly found prices around $130 for the month, but tickets can be as low as $78. Due to multiple factors, prepare for potentially higher prices in October.