We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Komatsu. You can choose from zero airlines. At the moment, 24 / Jul / 2021 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
If you can't find a flight time that suits you, why not look at flying out from a different airport?
Take a look at flight times to see which one works best for you.
If you need somewhere to stay for your trip to Japan, take a look at our accommodation options.