Airlines are also concerned about a potential spike in oil prices following the U.S. attacks, which will increase the cost of jet fuel.

LONDON: British Airways, Singapore Airlines and Air France said on Sunday they had cancelled flights to Dubai, Doha and Riyadh following US strikes on three nuclear sites in Iran…

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

Airlines are also concerned about a potential spike in oil prices following the U.S. attacks, which will increase the cost of jet fuel.

Many airlines have suspended flights to some Middle Eastern destinations, but others are adapting and using new routes.

Data from analytics company shows almost 5 per cent of global flights to the region were cancelled this month amid Israel-Iran conflict.

The US strikes on Iran are adding to the pressure on carriers, which are having to avoid wartorn regions, lengthening routes and pushing up costs

Airlines diverted flights in the Middle East on Monday after Iran's armed forces said the country launched a missile strike on a U.S. military base in Qatar.

The conflict has prompted airlines to reroute or cancel flights, affecting major hubs like Doha and Dubai.

More than 1,000 flights have been canceled worldwide since Monday, the latest hurdle in the airline industry's already difficult year.