Originally Posted by
AntonS
I expect Russia to mirror this and ban UK aircraft from Russian airspace.
It will create significant pain for BA and Virgin flying to Japan, China and East Asia.
For Japan or Korean it might even require a stop in ANC as in 1970s.
The biggest pain will be flights to Japan. Those to China and Korea would be an extra 500-1000 miles to take a more southern route. Not insignificant.
One can have some fun using the
Great Circle Mapper