How long is the flight from Ireland to Japan?

China Eastern, Air France, and Lufthansa can get you from Ireland to Japan in just under 20h 35m. Your travel time can differ by up to 6h 25m. 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.

What are the cheapest airlines to fly from Ireland to Japan one-way?

For one-way options, check prices for Hainan Airlines. According to our data, you can fly for as low as £423. Users have also found prices from £424 and £939 on Egyptair and Turkish Airlines, respectively.

In terms of precipitation, rainfall in Japan ranges from 50.0 - 210.0 inches per month. September is typically the wettest month, when rainfall can reach 210.0 mm. January is typically the driest time to visit Japan when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Japan, 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 6.0 C).

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

Find a great deal and save up to 279% by booking at least 25 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ireland to Japan within the next two weeks, with the cheapest ticket starting at £615.

What is the cheapest month to fly from Ireland to Japan?

January can be a great time to fly to Japan from Ireland with a flight ticket averaging about £843. Cheapflights users have found deals in the month of January for as cheap as £461. The most expensive prices can be found in the month of July.

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.

£307+ Cheap Flights from Ireland to Japan

Cheap flight deals from Ireland to Japan

Round-trip from	£786
One-way from	£307
Popular in	July
Cheapest in	January
Average price	£952

China Eastern
13/11-27/11
4 total stops
49h 30m total
Ireland to Japan

Search Deals

15/11
2 total stops
33h 40m total
Ireland to Japan

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£60 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Ireland to Japan

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 27 August 2025.

Thu 13/1108:50DUB - HND

2 stops27h 00mChina Eastern

Thu 27/1108:40HND - DUB

2 stops22h 30mChina Eastern

Deal found 26/8£786

Thu 13/1105:00DUB - HND

1 stop27h 55mMultiple Airlines

Mon 24/1100:30HND - DUB

1 stop19h 15mMultiple Airlines

Deal found 26/8£787

Wed 26/1106:00DUB - NRT

2 stops20h 45mAir France

Sun 7/1213:35NRT - DUB

2 stops27h 15mAir France

Deal found 26/8£787

Tue 9/912:00DUB - HND

1 stop16h 25mMultiple Airlines

Fri 12/914:30HND - DUB

2 stops24h 30mMultiple Airlines

Deal found 26/8£787

Sun 7/1219:05DUB - HND

1 stop27h 50mScandinavian Airlines

Wed 31/1209:55HND - DUB

2 stops39h 35mScandinavian Airlines

Deal found 25/8£790

Wed 26/1109:10DUB - HND

1 stop16h 35mMultiple Airlines

Sun 7/1212:35HND - DUB

1 stop28h 50mMultiple Airlines

Deal found 25/8£791

Thu 27/1108:10DUB - NRT

2 stops27h 50mEtihad Airways

Fri 5/1209:00NRT - DUB

2 stops30h 25mEtihad Airways

Deal found 25/8£793

Tue 25/1106:00DUB - HND

1 stop15h 50mAir France

Mon 8/1201:00HND - DUB

1 stop39h 50mAir France

Deal found 25/8£793

Mon 17/1109:10DUB - NRT

2 stops24h 50mMultiple Airlines

Mon 1/1220:15NRT - DUB

2 stops23h 45mMultiple Airlines

Deal found 26/8£794

Mon 10/1107:00DUB - NRT

2 stops21h 00mMultiple Airlines

Tue 25/1117:20NRT - DUB

1 stop22h 05mMultiple Airlines

Deal found 26/8£795

Tue 11/1106:55DUB - NRT

2 stops29h 40mMultiple Airlines

Tue 25/1117:20NRT - DUB

1 stop22h 05mMultiple Airlines

Deal found 26/8£798

Wed 26/1108:45DUB - HND

1 stop37h 05mAir France

Sun 7/1209:05HND - DUB

1 stop31h 45mAir France

Deal found 26/8£798

Best flights from Ireland to Japan
Discover carefully curated flight deals from Ireland to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2025.

Thu 13/1108:50DUB - HND

2 stops27h 00mChina Eastern

Thu 27/1108:40HND - DUB

2 stops22h 30mChina Eastern

Deal found 26/8£786

Thu 13/1105:00DUB - HND

1 stop27h 55mMultiple Airlines

Mon 24/1100:30HND - DUB

1 stop19h 15mMultiple Airlines

Deal found 26/8£787

Wed 26/1106:00DUB - NRT

2 stops20h 45mAir France

Sun 7/1213:35NRT - DUB

2 stops27h 15mAir France

Deal found 26/8£787

Fri 30/105:10DUB - HND

1 stop20h 35mLufthansa

Sat 14/210:40HND - DUB

1 stop21h 05mLufthansa

Deal found 26/8£788

Sun 7/1219:05DUB - HND

1 stop27h 50mScandinavian Airlines

Wed 31/1209:55HND - DUB

2 stops39h 35mScandinavian Airlines

Deal found 25/8£790

Tue 2/1208:10DUB - NRT

2 stops27h 50mEtihad Airways

Fri 5/1209:00NRT - DUB

2 stops54h 25mEtihad Airways

Deal found 25/8£793

Mon 16/217:15DUB - NRT

1 stop33h 30mKLM

Sat 28/213:35NRT - DUB

1 stop27h 30mKLM

Deal found 27/8£798

Tue 9/912:00DUB - HND

1 stop16h 25mMultiple Airlines

Fri 12/914:30HND - DUB

2 stops24h 30mMultiple Airlines

Deal found 26/8£787

Tue 25/1106:00DUB - HND

1 stop15h 50mAir France

Mon 8/1201:00HND - DUB

1 stop39h 50mAir France

Deal found 26/8£787

Mon 1/1208:10DUB - NRT

2 stops42h 10mEtihad Airways

Fri 5/1209:00NRT - DUB

2 stops54h 25mEtihad Airways

Deal found 25/8£793

Sun 7/1219:05DUB - HND

1 stop27h 50mScandinavian Airlines

Fri 2/109:55HND - DUB

2 stops39h 15mScandinavian Airlines

Deal found 25/8£793

Fri 26/1217:15DUB - NRT

1 stop33h 30mKLM

Thu 15/113:35NRT - DUB

1 stop17h 35mKLM

Deal found 27/8£800

Last-minute flights from Ireland to Japan
Discover last-minute flight deals from Ireland to Japan. Data last updated 27 August 2025 and is based on user searches.

Thu 28/820:45DUB - NRT

1 stop30h 00mKLM

Sun 7/912:35NRT - DUB

1 stop27h 45mKLM

Deal found 25/8£816

Thu 28/809:05DUB - NRT

1 stop19h 10mEtihad Airways

Wed 10/917:40NRT - DUB

1 stop21h 30mEtihad Airways

Deal found 26/8£969

Sat 30/809:05DUB - NRT

1 stop19h 25mEtihad Airways

Mon 15/917:40NRT - DUB

1 stop21h 30mEtihad Airways

Deal found 25/8£931

Mon 1/909:05DUB - NRT

2 stops27h 55mEtihad Airways

Mon 29/917:40NRT - DUB

1 stop21h 30mEtihad Airways

Deal found 26/8£989

Mon 1/916:55DUB - NRT

1 stop32h 10mTurkish Airlines

Mon 29/910:35NRT - DUB

1 stop37h 20mTurkish Airlines

Deal found 26/8£1,007

Mon 1/918:20DUB - HND

2 stops21h 35mQatar Airways

Mon 29/922:50HND - DUB

1 stop22h 40mQatar Airways

Deal found 25/8£1,222

Thu 4/909:05DUB - NRT

2 stops42h 15mEtihad Airways

Wed 17/917:40NRT - DUB

1 stop21h 30mEtihad Airways

Deal found 25/8£842

Sun 7/908:15DUB - HND

1 stop31h 40mQatar Airways

Tue 23/922:50HND - DUB

1 stop39h 55mQatar Airways

Deal found 26/8£1,028

Tue 9/912:00DUB - HND

1 stop16h 25mMultiple Airlines

Fri 12/914:30HND - DUB

2 stops24h 30mMultiple Airlines

Deal found 26/8£787

Wed 10/909:05DUB - NRT

1 stop20h 25mEtihad Airways

Mon 22/919:45NRT - DUB

2 stops31h 10mEtihad Airways

Deal found 26/8£837

Wed 17/909:05DUB - NRT

1 stop19h 10mEtihad Airways

Sat 27/917:40NRT - DUB

1 stop33h 15mEtihad Airways

Deal found 27/8£1,013

Tue 23/905:55DUB - NRT

1 stop20h 50mKLM

Tue 30/912:35NRT - DUB

1 stop27h 45mKLM

Deal found 26/8£997

One-way flights from Ireland to Japan
Search for one-way flight options from Ireland to Japan. Find affordable one-way fares based on user searches. Data last updated 27 August 2025.

Sat 15/1118:20DUB - NRT

2 stops33h 40mMultiple Airlines

Deal found 26/8£307

Sat 15/1119:50DUB - HND

2 stops35h 00mMultiple Airlines

Deal found 26/8£332

Sat 15/1111:00DUB - HND

1 stop29h 05mHainan Airlines

Deal found 26/8£423

Sat 15/1113:20DUB - NRT

1 stop20h 10mEgyptair

Deal found 26/8£424

Thu 16/1016:55DUB - HND

2 stops21h 30mMultiple Airlines

Deal found 26/8£838

Wed 24/917:00DUB - ITM

2 stops30h 25mTurkish Airlines

Deal found 27/8£939

Sat 27/1210:40DUB - NRT

1 stop37h 05mTurkish Airlines

Deal found 26/8£1,943

Sat 27/1210:40DUB - HND

1 stop24h 05mTurkish Airlines

Deal found 26/8£1,943

Tue 30/905:55DUB - NRT

1 stop20h 50mKLM

Deal found 26/8£2,283

Sat 27/1216:50DUB - HND

2 stops20h 25mMultiple Airlines

Deal found 26/8£2,882

Fri 3/1005:55DUB - NRT

1 stop20h 50mKLM

Deal found 26/8£2,995

Sat 27/1217:15DUB - NRT

2 stops39h 40mQatar Airways

Deal found 26/8£3,314

Fly from

Fly to

Route

Depart

Return

Price

DublinTokyo

DUB - HND

DUBHND

Dublin

Thu 13/11

08:50-20:50

2 stops27h 00m

Tokyo Haneda

Thu 27/11

08:40-22:10

2 stops22h 30m

£786

DublinTokyo

DUB - HND

DUBHND

Dublin

Thu 13/11

05:00-17:55

1 stop27h 55m

Tokyo Haneda

Mon 24/11

00:30-10:45

1 stop19h 15m

£787

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Wed 26/11

06:00-11:45

2 stops20h 45m

Tokyo Narita

Sun 7/12

13:35-07:50

2 stops27h 15m

£787

DublinTokyo

DUB - HND

DUBHND

Dublin

Tue 9/9

12:00-12:25

1 stop16h 25m

Tokyo Haneda

Fri 12/9

14:30-07:00

2 stops24h 30m

£787

DublinTokyo

DUB - HND

DUBHND

Dublin

Tue 25/11

06:00-06:50

1 stop15h 50m

Tokyo Haneda

Mon 8/12

01:00-07:50

1 stop39h 50m

£787

DublinTokyo

DUB - HND

DUBHND

Dublin

Fri 30/1

05:10-10:45

1 stop20h 35m

Tokyo Haneda

Sat 14/2

10:40-22:45

1 stop21h 05m

£788

DublinTokyo

DUB - HND

DUBHND

Dublin

Sun 7/12

19:05-07:55

1 stop27h 50m

Tokyo Haneda

Wed 31/12

09:55-16:30

2 stops39h 35m

£790

DublinTokyo

DUB - HND

DUBHND

Dublin

Wed 26/11

09:10-10:45

1 stop16h 35m

Tokyo Haneda

Sun 7/12

12:35-08:25

1 stop28h 50m

£791

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Tue 2/12

08:10-21:00

2 stops27h 50m

Tokyo Narita

Fri 5/12

09:00-06:25

2 stops54h 25m

£793

DublinTokyo

DUB - NRT

DUBNRT

Dublin

Mon 1/12

08:10-11:20

2 stops42h 10m

Tokyo Narita

Fri 5/12

09:00-06:25

2 stops54h 25m

£793

Flights are sorted by cheapest return flights first.

Deals found on 26/8

Showing 1-10 of 43 results

...

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, November is the cheapest month in which you can book a flight from Ireland to Japan (average of £550). Flying from Ireland to Japan in July is currently the most expensive (average of £1,239). 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 IE to JP?

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

Reviews of airlines servicing Japan

Check out reviews from past customers who have flown with KLM, Etihad Airways, andScandinavian Airlines 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

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,384 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Etihad Airways

7.4

Good

1,239 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Scandinavian Airlines

7.4

Good

1,480 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

China Eastern

7.2

Good

162 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

British Airways

6.7

Okay

7,310 reviews

KLM

7.8

Good

1,384 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

How long is the flight from Ireland to Japan?
China Eastern, Air France, and Lufthansa can get you from Ireland to Japan in just under 20h 35m. Your travel time can differ by up to 6h 25m. 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.
What are the cheapest airlines to fly from Ireland to Japan one-way?
For one-way options, check prices for Hainan Airlines. According to our data, you can fly for as low as £423. Users have also found prices from £424 and £939 on Egyptair and Turkish Airlines, respectively.
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, November is the cheapest month in which you can book a flight from Ireland to Japan (average of £550). Flying from Ireland to Japan in July is currently the most expensive (average of £1,239). 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

Top 2 airlines flying from Ireland to Japan

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest£605	Average£831	FlexibilityNo cancel fee	On-time75%	Search KLM flights
British Airways	Cheapest£864	Average£1,059	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Japan from £307

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Japan

Keep the following information in mind while searching for Ireland to Japan flight deals. Data was last updated 27 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Japan

Cheapest flights from Ireland to JapanExplore 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 27 August 2025.

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 27 August 2025.

Cheapflights Fare Finder

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

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.

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?

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

Find hourly flight availability from Ireland to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 August 2025.

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 27 August 2025.

Check out reviews from past customers who have flown with KLM, Etihad Airways, andScandinavian Airlines 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.

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?

What are the cheapest airlines to fly from Ireland to Japan one-way?

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

How can I find direct flights from Ireland to Japan?

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

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

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 Japan

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

Top 2 airlines flying from Ireland to Japan

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?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Japan?

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

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

100% Free

Book with Flexibility

Travel Smart

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 27 August 2025.