Houthi missile strikes on Riyadh's main airport killed 13 people and wounded 320 across Saturday and Sunday, demonstrating the group's ability to hit the Saudi capital while fighting flares around two of the world's most consequential shipping chokepoints — Bab el-Mandeb and the Strait of Hormuz.

Saturday's attack killed 12 and injured 309; a follow-on strike on Sunday killed one more and wounded 11. The Houthis claimed responsibility within hours, framing the strikes as a response to "Saudi aggression," including a hit on Sanaa's airport. The Saudi-led coalition called Saturday's attack "a full-fledged war crime."

For freight markets, the geography matters more than the symbolism. Saudi fighter jets are backing a Yemeni government counteroffensive after the Houthis seized the Red Sea port of Mokha and territory near Bab el-Mandeb — the southern gateway to the Red Sea and the Suez corridor — last month. The coalition says it has recaptured Mokha and destroyed scores of Houthi military targets, including drone workshops, arms depots and telecommunications towers.

What does this mean for tankers and oil flows?

Saudi Arabia is already in talks with customers to offer oil loadings next year outside the Strait of Hormuz under long-term contracts, formalizing a shuttle system the kingdom has used to defend market share. Fresh tanker attacks around Hormuz lend that plan urgency, even if the market's immediate reaction was muted: Brent crude slipped below $104 a barrel on Monday as traders weighed President Donald Trump's claim of an energy ceasefire between Russia and Ukraine, unwinding a two-day gain.

The gap between physical risk and paper prices is worth noting. Tanker attacks at Hormuz and a shuttered capital airport coexist with a softening crude print — traders are pricing diplomacy, not drone strikes, at least for now.

Can Saudi Arabia suppress the strikes?

The record argues for skepticism. The kingdom has spent billions on one of the region's most sophisticated militaries — American F-15s and Patriot batteries whose interceptors cost as much as $5 million each — yet repeated strikes have closed the international airport serving Riyadh, grounding hundreds of flights and forcing schools online.

"They appear to have enough cheap drones and missiles, as well as the know-how, to conduct long-range strikes against Saudi civilian infrastructure, which is a soft target," said Stacie Pettyjohn, a senior fellow at the Center for a New American Security and former Pentagon strategy official.

She put the probability of success bluntly: "It is very unlikely that the Saudis can stop the attacks if the US could not — short of sending in ground forces or dramatically improving the capability of the Yemeni fighters it is supporting." Suppression, she noted, requires constant air patrols hunting mobile launchers, and the Houthis appear to have rearmed since their ceasefire with Washington.

Ahmed Nagi, the International Crisis Group's senior Yemen analyst, reads the escalation as leverage: "By escalating their attacks, they are trying to pressure Saudi Arabia into stepping back and halting its air campaign." Riyadh, he said, views the strikes as unprecedented in nature and "is likely to respond with greater military pressure."

What are the commercial consequences?

The disruption is already visible in Riyadh's business calendar. Executives at BP and Shell pulled out of the World Petroleum Congress, scheduled to open Sunday. The capital's financial district — home to the sovereign wealth fund and major foreign banks — shifted to remote work. The timing is poor: the kingdom is gearing up for its flagship Future Investment Initiative, the gathering that draws Goldman Sachs' David Solomon and BlackRock's Larry Fink.

Travel advisories tightened in parallel. The UK warned against all but essential travel to Jeddah and Dammam and to all Saudi airports except Medina; the FAA told US carriers to exercise caution over Saudi airspace "at all altitudes"; Australia flagged Riyadh's main airport "Do not Travel."

On the defense side, Britain has supplied an air-refueling aircraft but has not approved recent Saudi requests for more defensive support. France said it will send defensive military equipment to the Saudi Red Sea port of Yanbu. Turkey and Pakistan, which signed the Mecca Defense Alliance pact with Riyadh in August, have signaled willingness to help defend the kingdom — though Ankara has ruled out joining offensive operations.

The macro backdrop compounds the strain: the government this month raised its budget deficit projection and said the economy will probably contract 3.6% this year. "The latest events may be a disruption to foreign investment but investors and partners won't be pulling out," said Said El-Saadi, chief executive of Access KSA. "They will be observing and waiting to get in." That patience assumes, of course, that the strikes stop.

With Washington so far limiting its role to intelligence sharing and Trump saying only "We may. We're going to look at it" on joining strikes, the trajectory points toward escalation: as Middle East Institute associate fellow Nadwa Al-Dawsari put it, the Houthis "only back down when faced with a credible threat, and so far, they haven't faced one."