There will be no respite in terms of reduced travel time and operating costs for passenger and airlines, respectively, travelling between parts of South Asia this summer as Pakistan has now extended the closure of its airspace for overflying till June 15. The restriction, imposed since February 27, was to be reviewed on Thursday.

from Times of India https://timesofindia.indiatimes.com/business/india-business/pakistan-extends-airspace-closure-for-overflying-till-june-15-ai-delhi-chicago-to-take-fuelling-halt-in-sweden/articleshow/69563483.cms