How long is the flight from Ireland to O'ahu?

The average flight duration from Ireland to O'ahu depends on which airport you fly into and out of. Flying from Dublin to Incheon Intl is 15h 15m on average, while flying from Cork to Incheon Intl is 19h 30m on average. Incheon Intl is the most popular airport in O'ahu.

Find Cheap Flights to O'ahu in 2025/26

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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

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WestJet

3 Mar

DUB

45h 17m

2 stops

HNL

8 Mar

HNL

32h 05m

2 stops

DUB

€841

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WestJet

3 Mar

DUB

45h 17m

2 stops

HNL

8 Mar

HNL

32h 05m

2 stops

DUB

€842

Find similar

Multiple Airlines

15 Jan

DUB

38h 20m

2 stops

HNL

28 Jan

HNL

20h 50m

1 stop

DUB

€932

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Multiple Airlines

4 May

DUB

23h 50m

2 stops

HNL

17 May

HNL

22h 00m

2 stops

DUB

€942

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Multiple Airlines

15 Jan

DUB

40h 58m

3 stops

HNL

28 Jan

HNL

25h 20m

2 stops

DUB

€1,101

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Multiple Airlines

15 Jan

DUB

26h 50m

2 stops

HNL

28 Jan

HNL

25h 20m

2 stops

DUB

€1,135

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WestJet

26 Feb

DUB

25h 45m

2 stops

HNL

2 Mar

HNL

48h 05m

2 stops

DUB

€1,192

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WestJet

26 Feb

DUB

25h 45m

2 stops

HNL

2 Mar

HNL

48h 05m

2 stops

DUB

€1,193

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Multiple Airlines

4 May

DUB

20h 55m

1 stop

HNL

17 May

HNL

27h 35m

1 stop

DUB

€1,194

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Multiple Airlines

4 May

DUB

20h 55m

1 stop

HNL

17 May

HNL

25h 05m

2 stops

DUB

€1,199

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WestJet

26 Feb

DUB

25h 45m

2 stops

HNL

2 Mar

HNL

48h 05m

2 stops

DUB

€1,226

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Multiple Airlines

15 Jan

DUB

25h 18m

1 stop

HNL

28 Jan

HNL

20h 50m

1 stop

DUB

€1,256

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Find the cheapest flights from Ireland to O'ahu

Round-trip

One-way

Recent return flight deals from Ireland to O'ahu

Enter your travel dates to find the best prices.

11:25 - 22:42

DUB

HNL

45h 17m2 stops

14:55 - 09:00

HNL

DUB

32h 05m2 stops

€841WestJet

Tue, 3 Mar - Sun, 8 Mar

11:25 - 22:42

DUB

HNL

45h 17m2 stops

14:55 - 09:00

HNL

DUB

32h 05m2 stops

€842WestJet

Tue, 3 Mar - Sun, 8 Mar

18:10 - 22:30

DUB

HNL

38h 20m2 stops

07:40 - 14:30

HNL

DUB

20h 50m1 stop

€932Multiple Airlines

Thu, 15 Jan - Wed, 28 Jan

08:45 - 21:35

DUB

HNL

23h 50m2 stops

22:45 - 07:45

HNL

DUB

22h 00m2 stops

€942Multiple Airlines

Mon, 4 May - Sun, 17 May

05:45 - 12:43

DUB

HNL

40h 58m3 stops

22:55 - 10:15

HNL

DUB

25h 20m2 stops

€1,101Multiple Airlines

Thu, 15 Jan - Wed, 28 Jan

05:45 - 22:35

DUB

HNL

26h 50m2 stops

22:55 - 10:15

HNL

DUB

25h 20m2 stops

€1,135Multiple Airlines

Thu, 15 Jan - Wed, 28 Jan

20:05 - 21:00

SNN

HNL

34h 55m2 stops

23:45 - 16:45

HNL

SNN

31h 00m2 stops

€1,360British Airways

Fri, 26 Dec - Tue, 30 Dec

07:50 - 12:43

SNN

HNL

38h 53m2 stops

22:55 - 16:45

HNL

SNN

31h 50m2 stops

€1,455Air Canada

Thu, 22 Jan - Mon, 26 Jan

07:50 - 12:43

SNN

HNL

38h 53m2 stops

22:55 - 16:45

HNL

SNN

31h 50m2 stops

€1,456Air Canada

Thu, 22 Jan - Mon, 26 Jan

07:50 - 21:00

SNN

HNL

23h 10m2 stops

19:00 - 16:45

HNL

SNN

35h 45m2 stops

€1,572American Airlines

Fri, 26 Dec - Tue, 30 Dec

Fly from

Route

Depart

Return

Price

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Tue 3/3

11:25-22:42

2 stops45h 17m

Honolulu

Sun 8/3

14:55-09:00

2 stops32h 05m

€841

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Tue 3/3

11:25-22:42

2 stops45h 17m

Honolulu

Sun 8/3

14:55-09:00

2 stops32h 05m

€842

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Thu 15/1

18:10-22:30

2 stops38h 20m

Honolulu

Wed 28/1

07:40-14:30

1 stop20h 50m

€932

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Mon 4/5

08:45-21:35

2 stops23h 50m

Honolulu

Sun 17/5

22:45-07:45

2 stops22h 00m

€942

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Thu 15/1

05:45-12:43

3 stops40h 58m

Honolulu

Wed 28/1

22:55-10:15

2 stops25h 20m

€1,101

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Thu 15/1

05:45-22:35

2 stops26h 50m

Honolulu

Wed 28/1

22:55-10:15

2 stops25h 20m

€1,135

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Fri 26/12

20:05-21:00

2 stops34h 55m

Honolulu

Tue 30/12

23:45-16:45

2 stops31h 00m

€1,360

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Thu 22/1

07:50-12:43

2 stops38h 53m

Honolulu

Mon 26/1

22:55-16:45

2 stops31h 50m

€1,455

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Thu 22/1

07:50-12:43

2 stops38h 53m

Honolulu

Mon 26/1

22:55-16:45

2 stops31h 50m

€1,456

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Fri 26/12

07:50-21:00

2 stops23h 10m

Honolulu

Tue 30/12

19:00-16:45

2 stops35h 45m

€1,572

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

O'ahu flights insights and trends

Explore insights for your O'ahu flight to craft the best travel plan

Prices

Other information

What is the cheapest day to depart on your flight to O'ahu?

The cheapest day to depart from Ireland to O'ahu is on a Monday when prices can be found for as low as €1,152. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to O'ahu for around €1,341.

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

Honolulu

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Cheap O'ahu flight deals and tips

Summary info about O'ahu flight prices, duration and airlines

Best One-Way Price	€1,504
Best Round-Trip Price	€841
Fastest flight time	43h 40m
Popular in	June

The best one-way flight price to O'ahu from Ireland in the last 72 hours is €1,504 (Dublin to Honolulu).

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The best round-trip flight price to O'ahu from Ireland in the last 72 hours is €841 (Dublin to Honolulu).

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The fastest flight to O'ahu from Ireland takes 43h 40m (Dublin to Honolulu).

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June has the highest demand for flights to O'ahu, with a 14% price increase on average.

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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 2 operators available for flights to O'ahu as of December 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.