How long is the flight from Northern Ireland to Japan?

A quick flight from Northern Ireland to Japan can take about 18h 50m. British Airways provides one of the quickest options available for as low as £803. Airlines will cover a distance of 5877 mi. This flight may include one or multiple stops.

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).

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

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

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

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

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

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

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

Yes. Cheapflights offers flight deals from Northern 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.

£348+ Cheap Flights from Northern Ireland to Japan

Cheap flight deals from Northern Ireland to Japan

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Northern Ireland to Japan
Explore the most affordable flight options available from Northern Ireland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2026.

Wed 2/1218:00 -

3 stops32h 45m

Sat 12/1213:35 -

2 stops34h 30m

Deal found 31/8£717

Thu 5/1117:50 -

2 stops35h 15m

Fri 13/1115:40 -

2 stops52h 30m

Deal found 4/9£773

Sat 14/1115:15 -

2 stops37h 50m

Sat 21/1115:40 -

2 stops49h 00m

Deal found 3/9£776

Sat 28/1106:35 -

1 stop18h 50m

Wed 2/1213:15 -

1 stop27h 45m

Deal found 1/9£802

Tue 13/1021:05 -

3 stops31h 00m

Sun 18/1009:30 -

3 stops32h 35m

Deal found 3/9£824

Tue 20/1006:30 -

2 stops47h 30m

Wed 28/1015:40 -

2 stops52h 15m

Deal found 4/9£824

Sat 7/1106:35 -

2 stops46h 30m

Thu 26/1115:40 -

2 stops52h 15m

Deal found 4/9£844

Wed 2/1214:25 -

2 stops20h 25m

Sat 12/1214:20 -

2 stops32h 20m

Deal found 31/8£861

Thu 1/1009:15 -

3 stops27h 40m

Thu 8/1018:00 -

3 stops33h 30m

Deal found 3/9£878

Fri 9/1007:05 -

2 stops21h 00m

Thu 22/1013:20 -

2 stops31h 10m

Deal found 2/9£879

Fri 2/1006:05 -

2 stops22h 45m

Sun 18/1013:50 -

2 stops28h 15m

Deal found 1/9£883

Tue 13/1006:15 -

2 stops29h 45m

Sun 18/1010:45 -

2 stops31h 20m

Deal found 3/9£892

Best flights from Northern Ireland to Japan
Discover carefully curated flight deals from Northern Ireland to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Wed 2/1218:00 -

3 stops32h 45m

Sat 12/1213:35 -

2 stops34h 30m

Deal found 31/8£717

Sat 28/1106:35 -

1 stop18h 50m

Wed 2/1213:15 -

1 stop27h 45m

Deal found 31/8£803

Sat 28/1107:00 -

2 stops43h 55m

Wed 2/1216:55 -

2 stops31h 05m

Deal found 2/9£1,037

Thu 5/1117:50 -

2 stops35h 15m

Fri 13/1115:40 -

2 stops52h 30m

Deal found 4/9£773

Sat 7/1109:20 -

2 stops49h 40m

Thu 26/1115:40 -

2 stops52h 15m

Deal found 31/8£901

Tue 13/1006:15 -

2 stops30h 40m

Sun 18/1013:00 -

2 stops29h 05m

Deal found 3/9£855

Sun 29/1106:50 -

2 stops26h 05m

Thu 3/1216:55 -

2 stops25h 25m

Deal found 4/9£1,039

Wed 2/1214:25 -

2 stops20h 25m

Sat 12/1214:20 -

2 stops32h 20m

Deal found 31/8£861

Thu 1/1009:15 -

3 stops27h 40m

Thu 8/1018:00 -

3 stops33h 30m

Deal found 3/9£878

Sun 29/1106:50 -

2 stops31h 05m

Wed 2/1200:25 -

2 stops41h 55m

Deal found 2/9£1,109

Fri 9/1007:05 -

2 stops21h 00m

Thu 22/1013:20 -

2 stops31h 10m

Deal found 2/9£879

Tue 13/1006:15 -

2 stops29h 45m

Sun 18/1010:45 -

2 stops31h 20m

Deal found 3/9£892

Sun 11/1022:05 -

3 stops31h 55m

Fri 16/1010:30 -

3 stops31h 25m

Deal found 4/9£910

Tue 20/1008:20 -

2 stops20h 30m

Wed 28/1016:55 -

2 stops26h 10m

Deal found 4/9£915

Thu 1/1006:10 -

3 stops31h 20m

Thu 8/1010:45 -

2 stops31h 10m

Deal found 3/9£937

Tue 20/1008:20 -

2 stops23h 30m

Wed 28/1020:15 -

2 stops22h 50m

Deal found 4/9£946

Fri 9/1006:05 -

2 stops29h 50m

Thu 22/1015:40 -

2 stops35h 40m

Deal found 2/9£950

Fri 2/1008:55 -

2 stops19h 35m

Sun 18/1015:30 -

3 stops26h 10m

Deal found 1/9£952

Sun 18/1006:25 -

3 stops32h 10m

Sat 24/1002:10 -

3 stops28h 15m

Deal found 3/9£1,022

Sat 3/1011:10 -

3 stops26h 10m

Sun 11/1010:45 -

2 stops31h 20m

Deal found 31/8£1,031

Fri 16/1006:15 -

3 stops32h 20m

Fri 23/1017:35 -

3 stops24h 20m

Deal found 1/9£1,045

Sat 7/1118:15 -

2 stops33h 55m

Thu 26/1121:35 -

2 stops31h 45m

Deal found 3/9£1,054

Thu 1/1018:20 -

2 stops34h 25m

Thu 8/1018:00 -

2 stops31h 20m

Deal found 3/9£1,058

Thu 5/1114:10 -

2 stops31h 20m

Fri 13/1121:35 -

2 stops30h 35m

Deal found 3/9£1,071

Fri 18/906:15 -

3 stops32h 20m

Mon 21/916:35 -

2 stops34h 30m

Deal found 3/9£1,076

Find flight deals from Northern Ireland to Japan

Round-trip from	£717
One-way from	£348
Popular in	February
Cheapest in	April
Average price	£1,287

2/12-12/12
5 total stops
67h 15m total
Northern Ireland to Japan

Search Deals

13/9-31/12
2 total stops
40h 30m total
Northern Ireland to Japan

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£79 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastTokyo

BFS Belfast Intl - HND Tokyo Haneda

BFSHND

Belfast Intl

Sun 13/9

22:00-22:30

2 stops40h 30m

Tokyo Haneda

Wed 31/12

00:00-16:00

Nonstop0h 00m

£348

BelfastTokyo

BFS Belfast Intl - NRT Tokyo Narita

BFSNRT

Belfast Intl

Sun 13/9

22:00-12:05

2 stops30h 05m

Tokyo Narita

Wed 31/12

00:00-16:00

Nonstop0h 00m

£348

BelfastTokyo

BFS Belfast Intl - HND Tokyo Haneda

BFSHND

Belfast Intl

Thu 17/9

06:10-22:55

3 stops56h 45m

Tokyo Haneda

Wed 31/12

00:00-16:00

Nonstop0h 00m

£403

BelfastTokyo

BHD Belfast City - NRT Tokyo Narita

BHDNRT

Belfast City

Wed 30/9

07:00-07:00

3 stops40h 00m

Tokyo Narita

Wed 31/12

00:00-16:00

Nonstop0h 00m

£463

BelfastTokyo

BFS Belfast Intl - NRT Tokyo Narita

BFSNRT

Belfast Intl

Thu 8/10

22:45-22:25

3 stops39h 40m

Tokyo Narita

Wed 31/12

00:00-16:00

Nonstop0h 00m

£485

BelfastTokyo

BFS Belfast Intl - HND Tokyo Haneda

BFSHND

Belfast Intl

Thu 8/10

22:45-05:00

2 stops46h 15m

Tokyo Haneda

Wed 31/12

00:00-16:00

Nonstop0h 00m

£515

BelfastTokyo

BHD Belfast City - HND Tokyo Haneda

BHDHND

Belfast City

Wed 30/9

07:00-22:30

2 stops31h 30m

Tokyo Haneda

Wed 31/12

00:00-16:00

Nonstop0h 00m

£515

BelfastTokyo

BHD Belfast City - HND Tokyo Haneda

BHDHND

Belfast City

Thu 8/10

15:00-12:25

3 stops37h 25m

Tokyo Haneda

Wed 31/12

00:00-16:00

Nonstop0h 00m

£520

BelfastTokyo

BHD Belfast City - NRT Tokyo Narita

BHDNRT

Belfast City

Thu 8/10

16:00-19:00

2 stops43h 00m

Tokyo Narita

Wed 31/12

00:00-16:00

Nonstop0h 00m

£539

BelfastTokyo

BFS Belfast Intl - NRT Tokyo Narita

BFSNRT

Belfast Intl

Wed 2/12

18:00-11:45

3 stops32h 45m

Tokyo Narita

Sat 12/12

13:35-15:05

2 stops34h 30m

£717

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 37 resultsSorted by cheapest first

Best time to book a flight from Northern Ireland to Japan

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

BFS-NRT

BHD-HND

BFS-HND

BHD-NRT

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 Northern Ireland to Japan

GBNIR-JP0

BFS-NRT

BHD-HND

BFS-HND

BHD-NRT

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

Currently, April is the cheapest month in which you can book a flight from Northern Ireland to Japan (average of £875). Flying from Northern Ireland to Japan in February is currently the most expensive (average of £1,405). 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.

Related info for your journey

How long is the flight from Northern Ireland to Japan?
A quick flight from Northern Ireland to Japan can take about 18h 50m. British Airways provides one of the quickest options available for as low as £803. Airlines will cover a distance of 5877 mi. This flight may include one or multiple stops.
Can I find deals for flights from Northern Ireland to Japan that include hotel bookings?
Yes. In addition to deals on Northern Ireland to Japan flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Northern Ireland to Japan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Northern Ireland to Japan.
Can I find deals for business class flights from Northern Ireland to Japan?
Yes. Cheapflights offers flight deals from Northern 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 Northern Ireland to Japan?
Currently, April is the cheapest month in which you can book a flight from Northern Ireland to Japan (average of £875). Flying from Northern Ireland to Japan in February is currently the most expensive (average of £1,405). 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

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Return Flight Options

Top destinations

Top regions

Alternative routes for Northern Ireland to Japan

Heathrow to Suvarnabhumi flights

Gatwick to Suvarnabhumi flights

Stansted to Suvarnabhumi flights

London City to Suvarnabhumi flights

Heathrow to Haneda flights

Heathrow to New Delhi flights

Heathrow to Hong Kong flights

Heathrow to Mumbai flights

Heathrow to Don Mueang Intl flights

Luton to Suvarnabhumi flights

Heathrow to Colombo flights

Manchester to Suvarnabhumi flights

Heathrow to Narita flights

Heathrow to Kuala Lumpur Intl flights

Gatwick to Haneda flights

Gatwick to Don Mueang Intl flights

Gatwick to Narita flights

Stansted to Narita flights

Heathrow to Manila flights

Stansted to Haneda flights

Manchester to Islamabad flights

Heathrow to Islamabad flights

London City to Narita flights

Gatwick to Manila flights

Heathrow to Singapore flights

Stansted to Manila flights

Gatwick to New Delhi flights

Stansted to New Delhi flights

Heathrow to Phuket City flights

Gatwick to Hong Kong flights

Heathrow to Incheon Intl flights

Gatwick to Colombo flights

Manchester to Don Mueang Intl flights

Heathrow to Hyderabad flights

London City to Manila flights

Heathrow to Lahore flights

London City to Haneda flights

Gatwick to Mumbai flights

London City to Hong Kong flights

Gatwick to Singapore flights

Stansted to Hong Kong flights

Stansted to Mumbai flights

Heathrow to Bangalore flights

Stansted to Colombo flights

Heathrow to Ahmedabad flights

Gatwick to Phuket City flights

Heathrow to Dhaka flights

Heathrow to Hongqiao Intl flights

Gatwick to Ahmedabad flights

Top airline flying from Northern Ireland to Japan

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£811	Average£1,114	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Japan?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Northern Ireland to Japan 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 Northern Ireland to Japan with no change fees?

Yes! Cheapflights helps users easily find flights from Northern Ireland to Japan with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Japan from Northern Ireland today and book when prices fit your budget.

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 Northern Ireland to Japan from £348

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Japan

Cheapest flights from Northern Ireland to JapanExplore the most affordable flight options available from Northern Ireland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2026.

Explore the most affordable flight options available from Northern Ireland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2026.

Best flights from Northern Ireland to JapanDiscover carefully curated flight deals from Northern Ireland to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Discover carefully curated flight deals from Northern Ireland to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Last-minute flights from Northern Ireland to JapanDiscover last-minute flight deals from Northern Ireland to Japan. Data last updated 5 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Japan. Data last updated 5 September 2026 and is based on user searches.

One-way flights from Northern Ireland to JapanSearch for one-way flight options from Northern Ireland to Japan. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

Search for one-way flight options from Northern Ireland to Japan. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

Find flight deals from Northern Ireland to Japan

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Northern Ireland to Japan

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

Cheapflights Insights

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

Related info for your journey

How long is the flight from Northern Ireland to Japan?

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

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

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

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

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

Complete your trip

Complete your trip to Japan by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Northern Ireland to Japan by cabin class

Find flights from Northern Ireland to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and Japan flights

Browse other Northern Ireland and Japan flight options. Last updated on 5 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Japan

Find the right flight back to Northern Ireland after your stay in Japan

Northern Ireland to Japan flights

Consider these flights travelling from Northern Ireland to Japan.

Fly to Japan regions

Consider these flights travelling to Japan regions.

Top airline flying from Northern Ireland to Japan

Fly with Cheapflights

How does Cheapflights help users find flights from Northern Ireland to Japan?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Northern Ireland to Japan
Explore the most affordable flight options available from Northern Ireland to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 September 2026.

Best flights from Northern Ireland to Japan
Discover carefully curated flight deals from Northern Ireland to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 September 2026.

Last-minute flights from Northern Ireland to Japan
Discover last-minute flight deals from Northern Ireland to Japan. Data last updated 5 September 2026 and is based on user searches.

One-way flights from Northern Ireland to Japan
Search for one-way flight options from Northern Ireland to Japan. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.