The Trump administration's sanctions policy on Tehran is purportedly created to coerce the Iranian regime into reentering a dialogue and agreement with the United States to become what Secretary of State Mike Pompeo has termed "a normal nation".
Over the past week, oil tankers allegedly have faced sabotage and Yemen rebel drones attacked a crucial Saudi oil pipeline.
The USS Abraham Lincoln was spotted in the Suez Canal in Egypt making its way to the Strait of Hormuz, while diplomats ordered nonessential diplomatic staff out of Iraq.
Iran's foreign minister downplayed the prospect of a new war in the region on Saturday, saying Tehran opposed it and no party was under the "illusion" the Islamic republic could be confronted. Amid cautionary moves including an evacuation of personnel by the oil firm ExxonMobil, the U.S. has warned commercial air traffic of increased risk.
This all takes root in Trump's decision previous year to withdraw the USA from the 2015 nuclear accord between Iran and world powers and impose wide-reaching sanctions.
American commercial airlines have been advised to avoid flying over the Arabian Gulf, as tensions continue to mount between the U.S. and Iran.
Following the re-imposition of USA sanctions, a senior Iranian maritime official said Iran had adopted new tactics and new destinations in shipping its oil exports.
Trump, however, told reporters earlier this week that he does not want war with Iran, while noting that the U.S. is ready to answer any military action against their forces and warning in a tweet that "If Iran Wants to Fight, That Will Be the Official End of Iran".
It also said aircraft could experience interference with its navigation instruments and communications jamming 'with little to no warning'.
The Persian Gulf has become a major gateway for East-West travel in the aviation industry.
UAE carriers Emirates Arline and Etihad Airways said they were aware of the notice and their operations were unaffected.
Mitt Romney has joined the commander of the Revolutionary Guards in dismissing the threat of war between the United States and Iran, despite increasing tensions in the Persian Gulf amid strategic moves by Washington. Oman Air did not respond to a request for comment.
But his desire to pull back from costly wars and avoid new ones has often seemed at odds with the bombastic rhetoric that comes from him and his aides - principally Bolton and Secretary of State Mike Pompeo - and has forced both allies and adversaries to divine which of Trump's instincts will prevail. The semi-official Fars news agency also quoted Gen. Hossein Salami using 9-11 as a metaphor for America's political system, describing it Saturday "like the World Trade Building that collapses with a sudden hit".
An Iraqi oil official says employees of energy giant Exxon Mobil have started evacuating an oil field in the southern province of Basra.
Benchmark Brent crude now stands around $72 a barrel. Normality, according to Pompeo's list of twelve demands, includes Iran terminating uranium enrichment, stopping ballistic missile development, pulling all military and financial resources from Syria, severing its proxy relationships throughout the region, staying out of Iraq's political affairs, and releasing all American detainees in its custody.