Why Iran Won’t Close the Strait of Hormuz

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Jun 24, 2025

Will Iran really close the Strait of Hormuz? Expert insights reveal why this vital oil route stays open and how it impacts global markets. Click to uncover the truth...

Financial market analysis from 24/06/2025. Market conditions may have changed since publication.

Have you ever wondered what keeps the world’s oil flowing smoothly, even when tensions flare in the Middle East? The Strait of Hormuz, a narrow waterway carrying about a fifth of the world’s oil, often sits at the heart of geopolitical storms. Yet, despite threats and saber-rattling, it remains open. Recently, whispers of Iran potentially closing this critical passage have surfaced again, but I’ve found that the reality is far more nuanced than the headlines suggest. Let’s dive into why Iran is unlikely to shut down the Strait of Hormuz, what it means for global markets, and how other energy trade dynamics, like U.S. restrictions on ethane, are shaking things up.

The Strait of Hormuz: A Global Lifeline

The Strait of Hormuz isn’t just a waterway; it’s the beating heart of global energy trade. This 21-mile-wide channel connects the Persian Gulf to the Arabian Sea, serving as the primary route for oil exports from countries like Saudi Arabia, Kuwait, and, yes, Iran. Roughly 20% of the world’s oil supply passes through this chokepoint daily, making it a linchpin for economic stability. When tensions rise, as they have recently with U.S. actions against Iran, the world holds its breath, fearing a closure could send oil prices skyrocketing.

But here’s the catch: Iran relies on the strait just as much as its neighbors. Shutting it down would be like cutting off their own economic oxygen. Let’s explore why this drastic move remains unlikely, even in the face of escalating conflicts.


Why Iran Won’t Pull the Trigger

Threats to close the Strait of Hormuz are nothing new. For over two decades, Iran has used this as a bargaining chip whenever geopolitical tensions spike. According to energy analysts, Iran’s rhetoric often serves as a diplomatic flex, signaling strength without real intent to follow through. Why? Because closing the strait would hurt Iran more than anyone else.

Blocking the strait would choke Iran’s own economy, as they rely heavily on oil exports passing through it.

– Energy market expert

Iran exports approximately 1.7 million barrels of oil per day through the strait. Cutting off this route would slash their revenue, cripple their economy, and alienate trading partners like China and India. It’s a classic case of mutually assured disruption—nobody wins when the oil stops flowing. Perhaps the most telling sign is the market’s reaction: oil prices actually dipped recently, suggesting traders aren’t buying the closure threats either.

But what if Iran did take the plunge? The consequences would be seismic, and not just for them. Let’s break it down.

What Happens If the Strait Closes?

A closure of the Strait of Hormuz would send shockwaves through global markets. Oil prices would likely surge, as 20% of global supply gets bottlenecked. Countries dependent on Middle Eastern oil—think Japan, South Korea, and much of Europe—would scramble for alternatives. But here’s where it gets interesting: a closure could inadvertently boost the U.S. energy sector.

With Iran’s oil off the market, U.S. exports would become more valuable. American producers, particularly in shale regions like Texas, could see a windfall as global demand for their crude spikes. However, this silver lining comes with a catch. Higher oil prices hit consumers hard, driving up costs for everything from gas to groceries. It’s a reminder that global energy markets are a tightly woven web—one tug, and the whole thing shakes.

  • Oil price surge: A closure could push crude prices well above $100 per barrel.
  • Global supply chain disruptions: Industries reliant on oil, from shipping to manufacturing, would face delays and cost hikes.
  • U.S. export boom: American oil producers could capitalize on the shortfall, but at the cost of global economic strain.

In my view, the ripple effects would be a lose-lose scenario for most players. Iran knows this, which is why cooler heads tend to prevail.


The Ethane Conundrum: A New Trade Tension

While the Strait of Hormuz grabs headlines, another energy trade issue is quietly brewing: U.S. restrictions on ethane exports to China. Ethane, a natural gas used to make plastics and other products, has become a cornerstone of U.S. energy exports. The U.S. has ramped up production in recent years, with China as a top buyer. But new regulations are throwing a wrench into this relationship.

Energy experts warn that these restrictions are making global customers wary. If the U.S. is seen as an unreliable supplier, countries like China might turn to other sources, like the Middle East or Russia. This shift could have long-term consequences for American exporters, who’ve worked hard to build trust in global markets.

By weaponizing ethane trade, the U.S. risks losing its edge as a trusted energy supplier.

– Global trade analyst

Personally, I find this trend troubling. The energy market thrives on stability, and playing hardball with trade policies could backfire. If buyers start looking elsewhere, U.S. producers might face a tougher road ahead.

Navigating the Geopolitical Chessboard

The Strait of Hormuz and ethane trade restrictions are just pieces in a larger geopolitical puzzle. Iran’s threats, while serious, are often more about posturing than action. Meanwhile, U.S. policies on ethane exports reflect a broader strategy of using energy as a diplomatic tool. But at what cost? The global energy market is a delicate balance, and disruptions—whether through blockades or trade restrictions—can have far-reaching effects.

IssueImpactGlobal Reaction
Strait Closure ThreatsPotential oil price spikesMarkets remain calm, skeptical of action
Ethane RestrictionsLoss of trust in U.S. exportsBuyers explore alternative suppliers

What’s fascinating is how interconnected these issues are. A move in one area—like tightening ethane exports—can influence perceptions of reliability in another, like oil trade through the strait. It’s a high-stakes game, and every player is watching closely.

What’s Next for Global Energy Markets?

Looking ahead, the energy market is at a crossroads. Iran’s threats to close the Strait of Hormuz will likely remain just that—threats. The economic fallout would be too severe for them to act. But the U.S. needs to tread carefully with its export policies. If global buyers lose faith in American energy, the consequences could linger for years.

  1. Monitor geopolitical tensions: Keep an eye on U.S.-Iran relations and their impact on oil flows.
  2. Assess trade policies: Restrictions on ethane could reshape global energy alliances.
  3. Diversify energy sources: Countries may seek alternatives to hedge against uncertainty.

In my experience, markets hate uncertainty, but they’re also remarkably resilient. The Strait of Hormuz will likely stay open, and oil will keep flowing. But the ethane issue? That’s a wildcard worth watching. What do you think—will the U.S. rethink its approach, or are we headed for a new era of energy trade tensions?


The global energy landscape is a complex web of economics, politics, and strategy. While Iran’s threats to close the Strait of Hormuz make headlines, the real story lies in the subtle shifts—like ethane trade restrictions—that could redefine global markets. By understanding these dynamics, we can better navigate the uncertainties ahead. Stay informed, and keep watching the horizon.

Patience is bitter, but its fruit is sweet.
— Aristotle
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