In general, when booking your flight to Osaka, April is the cheapest month on average.
On average, from most locations, when planning your trip to Osaka, try to book your flight in the region of 40 days in advance for the cheapest prices.
Most of our users find that booking their departure to Osaka on a Sunday is the cheapest. Conversely, departing on a Saturday seems to be the most expensive.
In general, when looking for the cheapest flight to Osaka, our data indicates that afternoon flights are the most cost-effective. noon flights tend to be the most expensive.