A Houthi missile strike on Riyadh's King Khalid International Airport killed 12 people on Saturday, including an American citizen, the Saudi General Authority of Civil Aviation said.

Casualties and immediate impact

The authorities described the attack as "brutal" and confirmed that the explosion damaged the airport's main terminal, forcing the suspension of all flights in and out of the capital. Rescue teams recovered twelve bodies and dozens of injured, many of whom were airport staff and travellers.

"It was a brutal attack," the Saudi General Authority of Civil Aviation said.

Among the dead, officials identified a US citizen working for a private contractor, marking the first American fatality in the recent wave of Houthi strikes on Saudi soil.

How the strike unfolded

According to Saudi officials, the missile was launched from Houthi‑controlled territory in northern Yemen and travelled roughly 1,200 kilometres before striking the airport. Early reports suggest that Saudi air defences intercepted part of the salvo, but a warhead penetrated the perimeter and detonated near the arrivals hall.

Witnesses described a bright flash followed by a plume of black smoke, and emergency services were seen scrambling to the scene amid the chaos.

King Khalid International Airport terminal with smoke and emergency responders

Official reactions and vows of retaliation

Saudi Arabia's civil aviation authority condemned the "cowardly" act and pledged to restore normal operations as quickly as possible. The Saudi‑led coalition, which has been fighting the Yemen‑based Houthis since 2015, vowed a measured response, saying any further attacks would be met with decisive force.

In Washington, senior officials debated a possible retaliatory strike against Houthi positions and the prospect of re‑engaging air operations against Iran, which Tehran is accused of supporting the Houthis.

Background to the Saudi‑Houthi conflict

The Houthis, an Iranian‑backed rebel movement, have escalated attacks on Saudi infrastructure since 2019, targeting oil facilities, shipping lanes and now civilian airports. Their missile capabilities have grown, with several documented strikes on Saudi cities in the past year.

Saudi Arabia has repeatedly blamed Tehran for supplying the missiles, a claim Iran denies. The conflict has already claimed thousands of lives and disrupted global oil markets, prompting repeated calls for a diplomatic resolution.

International implications

The death of an American citizen adds a new dimension to the crisis, prompting the US State Department to issue a statement urging restraint while reviewing options. Analysts warn that any escalation could ripple through oil prices and heighten security concerns across the Gulf region.

As the coalition prepares its response, airports across the kingdom are tightening security protocols, and airlines are rerouting flights to avoid potential threats.

Saudi officials have not disclosed the exact timing of a retaliatory operation, but they affirmed that "the next steps will be taken in coordination with our allies".