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$428+ Cheap flights from O'ahu to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — DUB
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from O'ahu to Ireland

Keep the following information in mind while searching for O'ahu to Ireland flight deals. Data was last updated April 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$728
(United Airlines)

One-way from

$428
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$917
Provider with most accurate pricing for Honolulu-Dublin flight deals.
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Provider most trusted by Cheapflights users for Honolulu-Dublin flights.
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From O'ahu to Ireland
Search Deals
One-way flight from O'ahu to Ireland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($244 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from O'ahu to Ireland

Cheapest flights from O'ahu to Ireland
Explore the most affordable flight options available from O'ahu to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This United deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:15 pmHNL - DUB
2 stops53h 50mUnited Airlines
Fri 11/2811:50 amDUB - HNL
2 stops36h 45mUnited Airlines
Deal found 4/3$673
This Air Canada deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:00 pmHNL - DUB
2 stops22h 10mAir Canada
Fri 11/289:00 amDUB - HNL
2 stops22h 34mAir Canada
Deal found 4/4$683
This Finnair deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:45 pmHNL - DUB
1 stop26h 30mMultiple Airlines
Fri 11/282:05 pmDUB - HNL
1 stop33h 45mMultiple Airlines
Deal found 4/4$703
This United Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:40 pmHNL - SNN
2 stops25h 35mUnited Airlines
Wed 5/289:30 amSNN - HNL
3 stops22h 58mUnited Airlines
Deal found 4/3$728
This Air Canada deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/92:15 pmHNL - SNN
2 stops40h 30mAir Canada
Thu 11/277:45 amSNN - HNL
2 stops23h 49mAir Canada
Deal found 4/3$845
This Lufthansa deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:05 pmHNL - DUB
1 stop22h 40mLufthansa
Fri 6/139:20 amDUB - HNL
1 stop22h 30mLufthansa
Deal found 4/4$889
This Delta deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/210:30 pmHNL - DUB
2 stops22h 15mDelta
Fri 6/1310:00 amDUB - HNL
2 stops21h 58mDelta
Deal found 4/3$919
This American Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/116:20 amHNL - SNN
2 stops22h 50mAmerican Airlines
Tue 5/207:40 amSNN - HNL
2 stops24h 31mAmerican Airlines
Deal found 4/3$935
This American Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:00 pmHNL - DUB
1 stop27h 45mAmerican Airlines
Wed 4/239:30 amDUB - HNL
2 stops24h 13mAmerican Airlines
Deal found 4/3$1,009
This Gurufare deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:20 amHNL - SNN
2 stops27h 15mBritish Airways
Sat 5/175:30 pmSNN - HNL
2 stops53h 17mBritish Airways
Deal found 4/3$1,036
This Aeromexico deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:05 amHNL - DUB
2 stops37h 10mAir France
Sat 5/109:05 amDUB - HNL
2 stops46h 29mAir France
Deal found 4/3$1,156
This Gurufare deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:20 amHNL - DUB
1 stop21h 10mAer Lingus
Sat 5/107:00 pmDUB - HNL
2 stops51h 47mAer Lingus
Deal found 4/4$1,233

Cheapflights Fare Finder

Customize your flight search to find flights from O'ahu to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
Use the filters below to find and compare flights from O'ahu to Ireland that are best for you.

Fly from

O'ahu

Fly to

Ireland

Route

Depart

Return

Price

HonoluluShannon

HNL - SNN

HNLSNN

Honolulu

Mon 5/12

9:40 pm-10:15 am

2 stops25h 35m

Shannon

Wed 5/28

9:30 am-9:28 pm

2 stops22h 58m

$728

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 6/1

10:05 pm-7:45 am

1 stop22h 40m

Dublin

Fri 6/13

9:20 am-8:50 pm

1 stop22h 30m

$889

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 6/1

10:05 pm-8:15 am

2 stops47h 10m

Dublin

Fri 6/13

9:20 am-8:50 pm

1 stop22h 30m

$895

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Mon 6/2

10:30 pm-7:45 am

2 stops22h 15m

Dublin

Fri 6/13

10:00 am-8:58 pm

2 stops21h 58m

$919

HonoluluShannon

HNL - SNN

HNLSNN

Honolulu

Sun 5/11

6:20 am-4:10 pm

2 stops22h 50m

Shannon

Tue 5/20

7:40 am-9:11 pm

2 stops24h 31m

$935

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 6/1

9:40 pm-7:20 am

2 stops22h 40m

Dublin

Fri 6/13

11:35 am-9:44 pm

2 stops21h 09m

$944

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Fri 5/9

10:05 pm-8:15 am

2 stops47h 10m

Dublin

Wed 5/28

9:20 am-7:09 pm

2 stops20h 49m

$960

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Wed 4/16

7:00 pm-9:45 am

1 stop27h 45m

Dublin

Wed 4/23

9:30 am-10:43 pm

2 stops24h 13m

$1,009

HonoluluShannon

HNL - SNN

HNLSNN

Honolulu

Sun 5/4

6:20 am-8:35 pm

2 stops27h 15m

Shannon

Sat 5/17

5:30 pm-11:47 am

2 stops53h 17m

$1,036

HonoluluDublin

HNL - DUB

HNLDUB

Honolulu

Sun 5/4

8:05 am-8:15 am

2 stops37h 10m

Dublin

Sat 5/10

9:05 am-8:34 pm

2 stops46h 29m

$1,156

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 22 results
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Best time to book a flight from O'ahu to Ireland

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

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

Currently, November is the cheapest month in which you can book a flight from O'ahu to Ireland (average of $509). Flying from O'ahu to Ireland in June is currently the most expensive (average of $1,006). 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 time of day to fly from FUW to IE?

Find hourly flight availability from O'ahu to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

When flying from O'ahu to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated April 4, 2025.
Peruse reviews from past customers who have flown with Delta, Air France and United Airlines from O'ahu to Ireland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,901 reviews
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,427 reviews
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,618 reviews
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,328 reviews
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,901 reviews

Crew

8.5

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from O'ahu to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from O'ahu to Ireland one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $428. Scandinavian Airlines flights start at $598 while deals on Aer Lingus start at $610 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from O'ahu to Ireland 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 O'ahu to Ireland?

    Currently, November is the cheapest month in which you can book a flight from O'ahu to Ireland (average of $509). Flying from O'ahu to Ireland in June is currently the most expensive (average of $1,006). 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

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Alternative routes for O'ahu to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from O'ahu to Ireland

Discover the top 7 airlines that operate flights from O'ahu to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$518Average$932FlexibilityNo cancel feeOn-time67%
DeltaCheapest$564Average$681FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$577Average$936FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$581Average$744FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$613Average$1,029FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$623Average$1,050FlexibilityNo cancel feeOn-time71%
WestJetCheapest$1,119Average$1,381FlexibilityNo cancel feeOn-time60%

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