Singapore Airlines is among some of the airlines around the world that are rerouting flights to avoid Iran Airspace, over the Straits of Hormuz and Gulf of Oman, following an incident involving a US-drone.
An emergency order from the US Federal Aviation Administration (FAA) came in just after Iran shot down a high-altitude US drone with a surface-to-air missile, sparking safety concerns and threat to the safety of commercial Airline.
The high-altitude drone could fly up to 18,300m (est. 60,000ft). On the day the high-altitude drone was shot down, the nearest civilian aircraft operating was about 45 Nautical miles (83.35km, 51.79 miles) away.
Hours after this emergency announcement, United Airlines suspended flights between New Jersey's Newark Airport and India's financial capital of Mumbai after a safety review was performed.
A spokesperson for SIA said that some flights may be taking slightly longer routing to avoid the Strait of Hormuz area. Other airlines such as Malaysia Airlines, Qantas Airways, Lufthansa, British Airways and KLM are also rerouting flights to avoid the area.
On Thursday, two other US carriers, American Airlines and Delta Air Lines said they did not fly over Iran, alongside Japanese carriers, Japan Airlines and All Nippon Airways (ANA).
In related news, on July 2014, a Malaysia Airlines flight, MH17, was shot down by a missile over Ukraine, killing all 298 on board.