British Airways also cancelled flights and diverted planes mid-journey after US strikes on Iranian nuclear sites amid fears of retaliation

The Middle East route has become more important for flights between Europe and Asia since Russian and Ukrainian airspace closed due to war, but flight tracking website Flightradar24 showed empty space over Iran, Iraq, Syria and Israel.

Singapore Airlines said on Sunday warned in an advisory that other flights between the Southeast Asian nations and the emirates may be affected “as the situation remains fluid”.