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 BFS to JP?

When flying from Belfast Intl Airport 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.

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

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

How can I find direct flights from Belfast Intl to Japan?

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

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

Yes. Cheapflights offers flight deals from Belfast Intl 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+ Flights from Belfast Intl Airport to Japan

Cheap flight deals from Belfast Intl to Japan

Enter your travel dates to find the best prices.

Best flights from Belfast Intl to Japan
Discover carefully curated flight deals from Belfast Intl to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Sun 18/105:45BFS - NRT

2 stops25h 10mMultiple Airlines

Sun 25/108:50NRT - BFS

3 stops46h 05mMultiple Airlines

Deal found 4/12£566

Sun 18/109:25BFS - HND

2 stops26h 25mMultiple Airlines

Sun 25/114:30HND - BFS

2 stops28h 35mMultiple Airlines

Deal found 4/12£579

Wed 7/106:30BFS - NRT

3 stops31h 00mMultiple Airlines

Wed 21/116:55NRT - BFS

2 stops26h 10mMultiple Airlines

Deal found 3/12£619

Wed 7/107:55BFS - HND

3 stops22h 30mMultiple Airlines

Wed 21/120:15HND - BFS

2 stops22h 50mMultiple Airlines

Deal found 3/12£795

Thu 12/214:50BFS - HND

2 stops32h 05mMultiple Airlines

Sat 21/201:55HND - BFS

3 stops39h 15mMultiple Airlines

Deal found 3/12£1,066

Thu 12/210:10BFS - NRT

2 stops24h 30mMultiple Airlines

Sun 22/208:55NRT - BFS

3 stops32h 15mMultiple Airlines

Deal found 3/12£1,104

Last-minute flights from Belfast Intl to Japan
Discover last-minute flight deals from Belfast Intl to Japan. Data last updated 5 December 2025 and is based on user searches.

Wed 7/106:30BFS - NRT

3 stops31h 00mMultiple Airlines

Wed 21/116:55NRT - BFS

2 stops26h 10mMultiple Airlines

Deal found 3/12£619

Wed 7/107:55BFS - HND

3 stops22h 30mMultiple Airlines

Wed 21/120:15HND - BFS

2 stops22h 50mMultiple Airlines

Deal found 3/12£795

Sun 18/105:45BFS - NRT

2 stops25h 10mMultiple Airlines

Sun 25/108:50NRT - BFS

3 stops46h 05mMultiple Airlines

Deal found 4/12£566

Sun 18/109:25BFS - HND

2 stops26h 25mMultiple Airlines

Sun 25/114:30HND - BFS

2 stops28h 35mMultiple Airlines

Deal found 4/12£579

Find flight deals from Belfast Intl to Japan

Round-trip from	£566
One-way from	£348
Popular in	October
Cheapest in	February
Average price	£873

18/1-25/1
5 total stops
71h 15m total
Belfast to Japan

Search Deals

15/5
3 total stops
50h 05m total
Belfast to Japan

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£144 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Sun 18/1

05:45-15:55

2 stops25h 10m

Tokyo Narita

Sun 25/1

08:50-21:55

3 stops46h 05m

£566

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Sun 18/1

09:25-20:50

2 stops26h 25m

Tokyo Haneda

Sun 25/1

14:30-10:05

2 stops28h 35m

£579

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Wed 7/1

06:30-22:30

3 stops31h 00m

Tokyo Narita

Wed 21/1

16:55-10:05

2 stops26h 10m

£619

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Wed 7/1

07:55-15:25

3 stops22h 30m

Tokyo Haneda

Wed 21/1

20:15-10:05

2 stops22h 50m

£795

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Thu 12/2

14:50-07:55

2 stops32h 05m

Tokyo Haneda

Sat 21/2

01:55-08:10

3 stops39h 15m

£1,066

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Thu 12/2

10:10-19:40

2 stops24h 30m

Tokyo Narita

Sun 22/2

08:55-08:10

3 stops32h 15m

£1,104

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Fri 15/5

20:10-06:15

3 stops50h 05m

£348

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Fri 15/5

08:30-19:45

2 stops27h 15m

£376

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Best time to book a flight from Belfast Intl to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from Belfast Intl 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 Belfast Intl Airport to Japan

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Japan

Read reviews from past customers who have flown with KLM and British Airways from Belfast Intl Airport to Japan. 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.

KLM

7.7

Good

1,430 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

KLM

7.7

Good

1,430 reviews

KLM

7.7

Good

1,430 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

British Airways

6.7

Okay

7,562 reviews

KLM

7.7

Good

1,430 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Can I find deals for flights from Belfast Intl to Japan that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Japan flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Japan?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Japan.
Can I find deals for business class flights from Belfast Intl to Japan?
Yes. Cheapflights offers flight deals from Belfast Intl 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.

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Belfast Intl to Japan

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£875	Average£931	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast Intl to Japan?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Japan from Belfast Intl today with Cheapflights!

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

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

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

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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 Belfast Intl Airport to Japan from £348

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Japan

Best flights from Belfast Intl to JapanDiscover carefully curated flight deals from Belfast Intl to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Discover carefully curated flight deals from Belfast Intl to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.

Find flight deals from Belfast Intl to Japan

Keep the following information in mind while searching for Belfast Intl to Japan flight deals. Data was last updated 5 December 2025.

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 Belfast Intl Airport to Japan that are best for you.

Best time to book a flight from Belfast Intl to Japan

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

Cheapflights Insights

Everything you need to know about your flight from Belfast Intl Airport to Japan

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 5 December 2025.

Read reviews from past customers who have flown with KLM and British Airways from Belfast Intl Airport to Japan. 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 Belfast Intl to Japan. 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 Belfast Intl to Japan that include hotel bookings?

How can I find direct flights from Belfast Intl to Japan?

Can I find deals for business class flights from Belfast Intl 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 Belfast Intl to Japan

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

Top airline flying from Belfast Intl 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 Belfast Intl to Japan?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Best flights from Belfast Intl to Japan
Discover carefully curated flight deals from Belfast Intl to Japan that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 December 2025.