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Not ready to book? to track prices.Recent flights found to popular cities in O'ahu
Find flights to these popular cities in O'ahu from your nearest airport.
Flights to Honolulu
Search all flight deals to HonoluluFind the cheapest flights from Ireland to O'ahu
Recent return flight deals from Ireland to O'ahu
Recent one-way flight deals from Ireland to O'ahu
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O'ahu flights insights and trends
Explore insights for your O'ahu flight to craft the best travel plan
Cheapest flights to cities in O'ahu
Click on the cities below to find out when it's cheapest to fly to O'ahu from Ireland
Cheap O'ahu flight deals and tips
Summary info about O'ahu flight prices, duration and airlines
Best One-Way Price | €591 |
|---|---|
Best Round-Trip Price | €828 |
Fastest flight time | 19h 09m |
Popular in | December |
Frequently asked questions about flying to O'ahu
What is the best day of the week to fly to O'ahu?
The best day of the week to fly to O'ahu is Monday due to prices being at their lowest. Flying out on a Friday should be a backup plan since this day tends to be less expensive as well. Tuesday, on the other hand, is the most expensive day to fly to O'ahu.
When did momondo last update prices for flights to O'ahu?
Prices for flights to O'ahu are refreshed on a daily basis.
How many operators does momondo search for flights to O'ahu?
There are 3 operators available for flights to O'ahu as of June 2025.
How old do you have to be to fly to O'ahu?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to O'ahu.
What documentation or ID do you need to fly to O'ahu?
The necessary travel and health documents for your O'ahu trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to O'ahu?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to O'ahu. Millions of users trust and use momondo every year so you are in good company.
Can I find flights to O'ahu with flexible booking policies on momondo?
Flights to O'ahu with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights to O'ahu?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to O'ahu.
I’m not ready to book a flight to O'ahu right now. Can momondo alert me if prices change?
Price alerts on flights to O'ahu are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.