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Cheap flights from Ireland to Japan from £324

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — FUK
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Japan

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Japan
Explore the most affordable flight options available from Ireland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Fri 25/1209:00
DUB
-
NRT
1 stop18h 50m
China Eastern
Mon 11/110:55
NRT
-
DUB
2 stops45h 00m
China Eastern
Deal found 13/7£633
Mon 26/1009:00
DUB
-
NRT
1 stop26h 55m
China Eastern
Thu 5/1113:50
NRT
-
DUB
1 stop25h 25m
China Eastern
Deal found 13/7£634
Mon 26/1009:00
DUB
-
HND
1 stop19h 30m
China Eastern
Thu 5/1113:30
HND
-
DUB
1 stop25h 45m
China Eastern
Deal found 13/7£634
Fri 18/910:55
DUB
-
NRT
1 stop26h 00m
China Eastern
Thu 5/1110:55
NRT
-
DUB
1 stop28h 20m
China Eastern
Deal found 13/7£637
Fri 30/1009:00
DUB
-
NRT
1 stop21h 55m
China Eastern
Sun 8/1113:50
NRT
-
DUB
1 stop25h 25m
China Eastern
Deal found 13/7£638
Tue 3/1106:00
DUB
-
HND
2 stops24h 50m
China Eastern
Thu 5/1113:30
HND
-
DUB
1 stop25h 45m
China Eastern
Deal found 13/7£638
Fri 24/710:55
DUB
-
NRT
1 stop26h 00m
China Eastern
Thu 22/1013:50
NRT
-
DUB
1 stop26h 10m
China Eastern
Deal found 10/7£638
Mon 27/710:55
DUB
-
HND
1 stop26h 25m
China Eastern
Tue 3/1117:10
HND
-
DUB
1 stop22h 05m
China Eastern
Deal found 10/7£638
Wed 4/1109:00
DUB
-
NRT
1 stop26h 55m
China Eastern
Sun 22/1116:55
NRT
-
DUB
1 stop22h 20m
China Eastern
Deal found 10/7£639
Mon 9/1109:00
DUB
-
HND
1 stop26h 50m
China Eastern
Mon 23/1120:15
HND
-
DUB
2 stops44h 50m
China Eastern
Deal found 12/7£643
Wed 29/710:55
DUB
-
HND
2 stops45h 05m
China Eastern
Tue 3/1117:10
HND
-
DUB
1 stop22h 05m
China Eastern
Deal found 10/7£644
Wed 4/1109:00
DUB
-
HND
1 stop19h 30m
China Eastern
Thu 5/1117:10
HND
-
DUB
1 stop22h 05m
China Eastern
Deal found 13/7£649

Find flight deals from Ireland to Japan

Keep the following information in mind while searching for Ireland to Japan flight deals. Data was last updated 15 July 2026.

Round-trip from

£633

One-way from

£324

Popular in

March

Cheapest in

January

Average price

£1,038
China Eastern
  • China Eastern
  • 25/12-11/1
  • 3 total stops
  • 63h 50m total
  • Ireland to Japan
Search Deals
China Eastern
  • China Eastern
  • 7/9
  • 1 total stop
  • 26h 00m total
  • Ireland to Japan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland to Japan 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 858,174 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from Ireland to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinTokyo

DUB - HND

DUBHND

Dublin

Sun 15/11

06:00-15:50

2 stops24h 50m

Tokyo Haneda

Thu 26/11

17:10-06:15

1 stop22h 05m

£652

DublinTokyo

DUB - HND

DUBHND

Dublin

Sat 14/11

06:00-12:30

2 stops45h 30m

Tokyo Haneda

Sat 28/11

16:40-06:15

2 stops46h 35m

£761

DublinTokyo

DUB - HND

DUBHND

Dublin

Thu 10/9

08:55-21:20

2 stops28h 25m

Tokyo Haneda

Mon 21/9

20:00-22:25

2 stops34h 25m

£765

DublinTokyo

DUB - HND

DUBHND

Dublin

Fri 13/11

14:05-23:55

1 stop24h 50m

Tokyo Haneda

Thu 26/11

01:25-06:00

1 stop37h 35m

£799

DublinTokyo

DUB - HND

DUBHND

Dublin

Fri 13/11

09:00-18:30

1 stop24h 30m

Tokyo Haneda

Fri 27/11

08:40-08:05

2 stops32h 25m

£815

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Fri 13/11

07:45-11:55

1 stop19h 10m

Tokyo Narita

Fri 27/11

21:55-06:00

1 stop41h 05m

£852

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Sun 26/7

08:15-19:10

1 stop26h 55m

Tokyo Narita

Sun 9/8

22:25-13:30

1 stop23h 05m

£918

DublinOsaka

DUB - ITM

DUBITM

Dublin

Wed 2/12

10:40-07:30

2 stops35h 50m

Osaka Itami

Sun 6/12

18:00-22:15

2 stops37h 15m

£1,003

DublinOsaka

DUB - ITM

DUBITM

Dublin

Wed 26/8

08:15-19:50

2 stops27h 35m

Osaka Itami

Wed 2/9

19:35-20:15

2 stops32h 40m

£1,007

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Mon 2/11

13:25-20:55

2 stops22h 30m

Tokyo Narita

Sun 15/11

13:50-06:15

1 stop25h 25m

£1,014

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Ireland to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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 Japan

What is the cheapest month to book a flight from Ireland to Japan?

Currently, March is the cheapest month in which you can book a flight from Ireland to Japan (average of £265). Flying from Ireland to Japan in July is currently the most expensive (average of £659). 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.

How far ahead should I book a flight from Ireland to Japan?

To ensure you get the cheapest price possible for a flight from Ireland to Japan, you should look to book at least 13 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated 15 July 2026.
Check out reviews from past customers who have flown with KLM,Scandinavian Airlines, andEtihad Airways from Ireland to Japan 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.
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,539 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Scandinavian Airlines
7.4
Good
1,879 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Etihad Airways
7.3
Good
1,479 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
China Eastern
7.3
Good
228 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Lufthansa
6.8
Okay
8,137 reviews
KLM
7.8
Good
1,539 reviews
Check prices

Boarding

7.8

Food

7.3

Crew

8.4

Entertainment

7.2

Overall

7.8

Comfort

7.7

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

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

  • How long is the flight from Ireland to Japan?

    China Eastern, Qatar Airways, and Turkish Airlines can get you from Ireland to Japan in just under 24h 50m. Your travel time can differ by up to 11h. Airlines will cover a distance of 5957 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Ireland to Japan that include hotel bookings?

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

  • How can I find direct flights from Ireland to Japan?

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

  • Can I find deals for business class flights from Ireland to Japan?

    Yes. Cheapflights offers flight deals from Ireland to Japan 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 Japan?

    Currently, March is the cheapest month in which you can book a flight from Ireland to Japan (average of £265). Flying from Ireland to Japan in July is currently the most expensive (average of £659). 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

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Alternative routes for Ireland to Japan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Ireland to Japan

Discover the top 2 airlines that operate flights from Ireland to Japan. 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 858,174 searches. Data last updated 15 July 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£676Average£864FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£741Average£939FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

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 Japan?

When you search for this flight from Ireland to Japan, 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 Japan?

Cheapflights helps you find that perfect flight to Japan from Ireland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Ireland to Japan with no change fees?

Yes, we can. To see specific flights from Ireland to Japan with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Japan become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Japan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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