Cheap flights from Japan to Singapore from £139

The cheapest month to fly to Singapore from Japan is in September. Flight prices, which tend to average around £330, are often lower during this time because this is during the off-season. If you are unable to visit Singapore during the month of September, then departing from Japan during the month February is also very affordable. Most momondo users find prices during this month for around £338.

Our data shows that Tuesday is the least expensive day to fly to Singapore. Tickets to fly out on this day can be as low as £415. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Japan to Singapore for around £553.

Fly from Tokyo Haneda to Singapore Changi for the best Japan - Singapore flight prices

You are more likely to see cheaper flights to Singapore from Japan when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around £338 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Japan for as low as £189 on momondo.

There are 3 cabin classes available to choose from on Japan to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Japan to Singapore.

Historically, on average around 13% of flights between Japan and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 118 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Singapore Airlines have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

As of August 2026, there are 56 flights per day flying from Japan to Singapore. The most common time of day flights depart is 10:00, with 37% of flights taking off at midday.

As of August 2026, there are 395 flights per week flying from Japan to Singapore. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.