What is the cheapest month to book a flight from Belfast Intl Airport to Japan?

Currently, November is the cheapest month in which you can book a flight from Belfast Intl Airport to Japan (average of £550). Flying from Belfast Intl Airport 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.

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 month to fly from Belfast Intl Airport to Japan?

June can be a great time to fly to Japan from Belfast Intl Airport with a flight ticket averaging about £1,020. Cheapflights users have found deals in the month of June for as cheap as £783. The most expensive prices can be found in the month of October.

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.

£526+ Flights from Belfast Intl Airport to Japan

Cheap flight deals from Belfast Intl to Japan

Round-trip from	£526
Popular in	October
Cheapest in	June
Average price	£1,106

17/10-21/10
4 total stops
61h 00m total
Belfast to Japan

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£111 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2025

Search Deals

Find flight deals from Belfast Intl to Japan

Cheapest flights from Belfast Intl to Japan
Explore the most affordable flight options available from Belfast Intl to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Fri 17/1007:05BFS - NRT

2 stops20h 55mMultiple Airlines

Tue 21/1013:15NRT - BFS

2 stops40h 05mMultiple Airlines

Deal found 25/8£526

Fri 10/1007:05BFS - NRT

2 stops20h 55mMultiple Airlines

Tue 14/1013:15NRT - BFS

2 stops40h 05mMultiple Airlines

Deal found 24/8£609

Wed 24/906:10BFS - NRT

2 stops30h 30mMultiple Airlines

Wed 1/1013:15NRT - BFS

2 stops34h 15mMultiple Airlines

Deal found 25/8£678

Mon 1/922:45BFS - NRT

2 stops29h 15mMultiple Airlines

Wed 17/908:30NRT - BFS

3 stops45h 55mMultiple Airlines

Deal found 25/8£823

Wed 24/906:10BFS - HND

2 stops27h 15mMultiple Airlines

Wed 1/1019:20HND - BFS

2 stops22h 35mMultiple Airlines

Deal found 25/8£904

Fri 17/1006:05BFS - HND

2 stops28h 25mMultiple Airlines

Tue 21/1017:10HND - BFS

2 stops24h 45mMultiple Airlines

Deal found 25/8£1,047

Fri 10/1010:00BFS - HND

3 stops22h 10mMultiple Airlines

Tue 14/1012:00HND - BFS

3 stops29h 55mMultiple Airlines

Deal found 24/8£1,075

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 26 August 2025.

Fri 17/1007:05BFS - NRT

2 stops20h 55mMultiple Airlines

Tue 21/1013:15NRT - BFS

2 stops40h 05mMultiple Airlines

Deal found 25/8£526

Fri 10/1007:05BFS - NRT

2 stops20h 55mMultiple Airlines

Tue 14/1013:15NRT - BFS

2 stops40h 05mMultiple Airlines

Deal found 24/8£609

Wed 24/906:10BFS - NRT

2 stops30h 30mMultiple Airlines

Wed 1/1013:15NRT - BFS

2 stops34h 15mMultiple Airlines

Deal found 25/8£678

Wed 24/906:10BFS - HND

2 stops27h 15mMultiple Airlines

Wed 1/1019:20HND - BFS

2 stops22h 35mMultiple Airlines

Deal found 25/8£904

Fri 17/1006:05BFS - HND

2 stops28h 25mMultiple Airlines

Tue 21/1017:10HND - BFS

2 stops24h 45mMultiple Airlines

Deal found 25/8£1,047

Fri 10/1010:00BFS - HND

3 stops22h 10mMultiple Airlines

Tue 14/1012:00HND - BFS

3 stops29h 55mMultiple Airlines

Deal found 24/8£1,075

Last-minute flights from Belfast Intl to Japan
Discover last-minute flight deals from Belfast Intl to Japan. Data last updated 26 August 2025 and is based on user searches.

Mon 1/922:45BFS - NRT

2 stops29h 15mMultiple Airlines

Wed 17/908:30NRT - BFS

3 stops45h 55mMultiple Airlines

Deal found 25/8£823

Wed 24/906:10BFS - NRT

2 stops30h 30mMultiple Airlines

Wed 1/1013:15NRT - BFS

2 stops34h 15mMultiple Airlines

Deal found 25/8£678

Wed 24/906:10BFS - HND

2 stops27h 15mMultiple Airlines

Wed 1/1019:20HND - BFS

2 stops22h 35mMultiple Airlines

Deal found 25/8£904

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

Fri 17/10

07:05-12:00

2 stops20h 55m

Tokyo Narita

Tue 21/10

13:15-21:20

2 stops40h 05m

£526

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Fri 10/10

07:05-12:00

2 stops20h 55m

Tokyo Narita

Tue 14/10

13:15-21:20

2 stops40h 05m

£609

BelfastTokyo

BFS - NRT

BFSNRT

Belfast Intl

Wed 24/9

06:10-20:40

2 stops30h 30m

Tokyo Narita

Wed 1/10

13:15-15:30

2 stops34h 15m

£678

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Wed 24/9

06:10-17:25

2 stops27h 15m

Tokyo Haneda

Wed 1/10

19:20-09:55

2 stops22h 35m

£904

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Fri 17/10

06:05-18:30

2 stops28h 25m

Tokyo Haneda

Tue 21/10

17:10-09:55

2 stops24h 45m

£1,047

BelfastTokyo

BFS - HND

BFSHND

Belfast Intl

Fri 10/10

10:00-16:10

3 stops22h 10m

Tokyo Haneda

Tue 14/10

12:00-09:55

3 stops29h 55m

£1,075

Flights are sorted by cheapest return flights first.

Deals found on 25/8

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

7.8

Good

1,388 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

1,388 reviews

KLM

7.8

Good

1,388 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

7,305 reviews

KLM

7.8

Good

1,388 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

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.
What is the cheapest month to book a flight from Belfast Intl Airport to Japan?
Currently, November is the cheapest month in which you can book a flight from Belfast Intl Airport to Japan (average of £550). Flying from Belfast Intl Airport 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 airline flying from Belfast Intl to Japan

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£862	Average£921	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!

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Cheap flights from Belfast Intl Airport to Japan from £526

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/10. 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

Keep the following information in mind while searching for Belfast Intl to Japan flight deals. Data was last updated 26 August 2025.

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Belfast Intl to Japan

Cheapest flights from Belfast Intl to JapanExplore the most affordable flight options available from Belfast Intl to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Explore the most affordable flight options available from Belfast Intl to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

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 26 August 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?

What is the cheapest month to book a flight from Belfast Intl Airport 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

Cheapest flights from Belfast Intl to Japan
Explore the most affordable flight options available from Belfast Intl to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.