If you want a cheap flight from Madrid to Tokyo, you've got ten airlines to choose from.
You can use the filters on your search to see more flights and find cheaper rates – Tokyo has more than one airport. So if you don't need to fly into New Tokyo International Airport, it's worth checking your other options. The 10779 km flight usually takes about 19 hrs 30 mins.
There are about 33 flights to or via Tokyo every week, so you have plenty of options. Keep your eye out for flights with China Eastern Airlines, Alitalia and Cathay Pacific – these are the most popular airlines for flying to .
During this peak season, accommodation prices often increase too, so it's best to book early. Or you could keep your fingers crossed and hold out for a last-minute deal.