What is the cheapest month to book a flight from Ireland to O'ahu?

Currently, February is the cheapest month in which you can book a flight from Ireland to O'ahu (average of £1,338). Flying from Ireland to O'ahu in July is currently the most expensive (average of £1,748). 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.

What is the cheapest month to fly from Ireland to O'ahu?

Our data shows that September tends to be the cheapest month to fly to O'ahu from Ireland. Users have commonly found prices around £1,069 for the month, but tickets can be as low as £727. Due to multiple factors, prepare for potentially higher prices in July.

Can I find deals for flights from Ireland to O'ahu that include hotel bookings?

Yes. In addition to deals on Ireland to O'ahu flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Ireland to O'ahu?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to O'ahu.

Can I find deals for business class flights from Ireland to O'ahu?

Yes. Cheapflights offers flight deals from Ireland to O'ahu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£1,830+ Flights from Ireland to O'ahu - Compare & Save Big

Cheap flight deals from Ireland to O'ahu

Round-trip from	£696
Popular in	July
Cheapest in	September
Average price	£1,185

WestJet
4/6-18/6
4 total stops
70h 12m total
Ireland to O'ahu

Search Deals

Highest demand for flights based on searches. 7% potential increase in price (£61 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£13 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Ireland to O'ahu

Cheapest flights from Ireland to O'ahu
Explore the most affordable flight options available from Ireland to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Wed 4/611:30DUB - HNL

2 stops45h 07mWestJet

Wed 18/622:45HNL - DUB

2 stops25h 05mWestJet

Deal found 30/4£696

Wed 4/608:25DUB - HNL

3 stops47h 25mMultiple Airlines

Wed 18/622:45HNL - DUB

2 stops25h 05mMultiple Airlines

Deal found 30/4£794

Sun 11/505:55DUB - HNL

2 stops24h 08mDelta

Sat 17/516:10HNL - DUB

1 stop28h 45mDelta

Deal found 1/5£1,084

Thu 8/508:50DUB - HNL

2 stops22h 08mUnited Airlines

Wed 21/521:40HNL - DUB

2 stops22h 40mUnited Airlines

Deal found 1/5£1,160

Wed 4/609:20DUB - HNL

1 stop22h 30mAir Canada

Wed 18/622:05HNL - DUB

1 stop22h 40mAir Canada

Deal found 30/4£1,207

Wed 4/613:15DUB - HNL

1 stop35h 41mKLM

Wed 18/615:05HNL - DUB

1 stop30h 40mKLM

Deal found 30/4£1,210

Sun 15/613:05SNN - HNL

1 stop35h 50mDelta

Sun 22/620:25HNL - SNN

2 stops27h 45mDelta

Deal found 1/5£1,210

Sun 15/609:20DUB - HNL

1 stop22h 30mLufthansa

Sun 22/622:05HNL - DUB

1 stop22h 40mLufthansa

Deal found 30/4£1,236

Sun 15/609:30SNN - HNL

2 stops20h 39mUnited Airlines

Sun 22/608:30HNL - SNN

3 stops36h 00mUnited Airlines

Deal found 1/5£1,359

Tue 13/515:25DUB - HNL

1 stop31h 22mAer Lingus

Tue 3/606:20HNL - DUB

1 stop21h 10mAer Lingus

Deal found 30/4£6,120

Best flights from Ireland to O'ahu
Discover carefully curated flight deals from Ireland to O'ahu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 May 2025.

Wed 4/611:30DUB - HNL

2 stops45h 07mWestJet

Wed 18/622:45HNL - DUB

2 stops25h 05mWestJet

Deal found 30/4£696

Wed 4/608:25DUB - HNL

3 stops47h 25mMultiple Airlines

Wed 18/622:45HNL - DUB

2 stops25h 05mMultiple Airlines

Deal found 30/4£794

Sun 11/505:55DUB - HNL

2 stops24h 08mDelta

Sat 17/516:10HNL - DUB

1 stop28h 45mDelta

Deal found 1/5£1,084

Wed 4/609:20DUB - HNL

1 stop22h 30mAir Canada

Wed 18/622:05HNL - DUB

1 stop22h 40mAir Canada

Deal found 30/4£1,207

Wed 4/613:15DUB - HNL

1 stop35h 41mKLM

Wed 18/615:05HNL - DUB

1 stop30h 40mKLM

Deal found 30/4£1,210

Sun 15/609:20DUB - HNL

1 stop22h 30mLufthansa

Sun 22/622:05HNL - DUB

1 stop22h 40mLufthansa

Deal found 30/4£1,236

Sun 15/609:30SNN - HNL

2 stops20h 39mUnited Airlines

Sun 22/608:30HNL - SNN

3 stops36h 00mUnited Airlines

Deal found 1/5£1,359

Sun 15/613:05SNN - HNL

1 stop35h 50mDelta

Sun 22/620:25HNL - SNN

2 stops27h 45mDelta

Deal found 1/5£1,210

Tue 13/515:25DUB - HNL

1 stop31h 22mAer Lingus

Tue 3/606:20HNL - DUB

1 stop21h 10mAer Lingus

Deal found 30/4£6,120

Last-minute flights from Ireland to O'ahu
Discover last-minute flight deals from Ireland to O'ahu. Data last updated 1 May 2025 and is based on user searches.

Thu 8/508:50DUB - HNL

2 stops22h 08mUnited Airlines

Wed 21/521:40HNL - DUB

2 stops22h 40mUnited Airlines

Deal found 1/5£1,160

Sun 11/505:55DUB - HNL

2 stops24h 08mDelta

Sat 17/516:10HNL - DUB

1 stop28h 45mDelta

Deal found 1/5£1,084

Tue 13/509:50DUB - HNL

2 stops37h 09mAir Canada

Tue 3/613:30HNL - DUB

2 stops31h 45mAir Canada

Deal found 30/4£2,669

Tue 13/515:20DUB - HNL

1 stop19h 36mMultiple Airlines

Tue 3/610:00HNL - DUB

2 stops40h 15mMultiple Airlines

Deal found 30/4£4,870

Tue 13/515:25DUB - HNL

1 stop31h 22mAer Lingus

Tue 3/606:20HNL - DUB

1 stop21h 10mAer Lingus

Deal found 30/4£6,120

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to O'ahu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Wed 4/6

11:30-21:37

2 stops45h 07m

Honolulu

Wed 18/6

22:45-10:50

2 stops25h 05m

£696

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Wed 4/6

08:25-20:50

3 stops47h 25m

Honolulu

Wed 18/6

22:45-10:50

2 stops25h 05m

£794

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Sun 11/5

05:55-19:03

2 stops24h 08m

Honolulu

Sat 17/5

16:10-07:55

1 stop28h 45m

£1,084

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Wed 4/6

09:20-20:50

1 stop22h 30m

Honolulu

Wed 18/6

22:05-07:45

1 stop22h 40m

£1,207

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Wed 4/6

13:15-13:56

1 stop35h 41m

Honolulu

Wed 18/6

15:05-08:45

1 stop30h 40m

£1,210

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Sun 15/6

13:05-13:55

1 stop35h 50m

Honolulu

Sun 22/6

20:25-11:10

2 stops27h 45m

£1,210

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Sun 15/6

09:20-20:50

1 stop22h 30m

Honolulu

Sun 22/6

22:05-07:45

1 stop22h 40m

£1,236

ShannonHonolulu

SNN - HNL

SNNHNL

Shannon

Sun 15/6

09:30-19:09

2 stops20h 39m

Honolulu

Sun 22/6

08:30-07:30

3 stops36h 00m

£1,359

DublinHonolulu

DUB - HNL

DUBHNL

Dublin

Tue 13/5

15:25-11:47

1 stop31h 22m

Honolulu

Tue 3/6

06:20-14:30

1 stop21h 10m

£6,120

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Best time to book a flight from Ireland to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu from Ireland with our price prediction graph.

Estimated return 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 Ireland to O'ahu

What is the cheapest time of day to fly from IE to FUW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ireland to O'ahu as you normally would.

Rainfall in O'ahu by month

In terms of precipitation, rainfall in O'ahu ranges from 8.0 - 81.0 inches per month. December is typically the wettest month, when rainfall can reach 81.0 mm. June is typically the driest time to visit O'ahu when rainfall is around 8.0 mm.

Temperature in O'ahu by month

If weather is an important factor for your trip to O'ahu, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 C).

Reviews of airlines servicing O'ahu

To help decide which airline to fly from Ireland to O'ahu, see what other customers have to say about Delta, KLM and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very Good

7,934 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,334 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

WestJet

7.2

Good

2,826 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air Canada

7.0

Good

9,252 reviews

Delta

8.0

Very Good

7,934 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Can I find deals for flights from Ireland to O'ahu that include hotel bookings?
Yes. In addition to deals on Ireland to O'ahu flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Ireland to O'ahu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to O'ahu.
Can I find deals for business class flights from Ireland to O'ahu?
Yes. Cheapflights offers flight deals from Ireland to O'ahu 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 Ireland to O'ahu?
Currently, February is the cheapest month in which you can book a flight from Ireland to O'ahu (average of £1,338). Flying from Ireland to O'ahu in July is currently the most expensive (average of £1,748). 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

Alternative routes for Ireland to O'ahu

Heathrow to Honolulu flights

Gatwick to Honolulu flights

London City to Honolulu flights

Manchester to Honolulu flights

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Heathrow to Kahului flights

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Gatwick to Kailua-Kona flights

Heathrow to Hilo flights

London City to Kahului flights

Gatwick to Kahului flights

Manchester to Kahului flights

Heathrow to Lihue flights

Gatwick to Lihue flights

London City to Lihue flights

Birmingham to Honolulu flights

Dublin to Honolulu flights

Bristol to Honolulu flights

Newcastle upon Tyne to Honolulu flights

Manchester to Kailua-Kona flights

Edinburgh to Kahului flights

Stansted to Honolulu flights

Bristol to Kahului flights

Southampton to Honolulu flights

Manchester to Lihue flights

Aberdeen to Honolulu flights

Leeds to Honolulu flights

Glasgow Intl to Honolulu flights

Edinburgh to Kailua-Kona flights

Southampton to Kahului flights

Gatwick to Hilo flights

Edinburgh to Lihue flights

Birmingham to Kahului flights

Cardiff to Kahului flights

Amsterdam to Honolulu flights

Budapest to Honolulu flights

Frankfurt to Honolulu flights

Cork to Honolulu flights

Direct flights to United States

Top airline flying from Ireland to O'ahu

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest£1,007	Average£1,095	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to O'ahu?

When you search for this flight from Ireland to O'ahu, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ireland to O'ahu?

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to O'ahu for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ireland to O'ahu with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to O'ahu with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to O'ahu become cheaper?

Of course! You can now track prices for flights from Ireland to O'ahu and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Ireland to O'ahu from £696

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to O'ahu

Keep the following information in mind while searching for Ireland to O'ahu flight deals. Data was last updated 1 May 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to O'ahu

Cheapest flights from Ireland to O'ahuExplore the most affordable flight options available from Ireland to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Explore the most affordable flight options available from Ireland to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to O'ahu that are best for you.

Best time to book a flight from Ireland to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu from Ireland with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ireland to O'ahu

What is the cheapest time of day to fly from IE to FUW?

Find hourly flight availability from Ireland to O'ahu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2025.

Rainfall in O'ahu by month

Plan your trip to O'ahu by taking into account the average rainfall totals by month.

Temperature in O'ahu by month

Plan your trip to O'ahu by taking into account the average temperature totals by month.

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'ahu. Reviews last updated 1 May 2025.

To help decide which airline to fly from Ireland to O'ahu, see what other customers have to say about Delta, KLM and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ireland to O'ahu. 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 Ireland to O'ahu that include hotel bookings?

How can I find direct flights from Ireland to O'ahu?

Can I find deals for business class flights from Ireland to O'ahu?

What is the cheapest month to book a flight from Ireland to O'ahu?

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 Ireland to O'ahu

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Ireland to O'ahu

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to O'ahu?

Why should you use Cheapflights to find cheap flight tickets from Ireland to O'ahu?

Can Cheapflights find flights from Ireland to O'ahu with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to O'ahu become cheaper?

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Cheapest flights from Ireland to O'ahu
Explore the most affordable flight options available from Ireland to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.