Brent crude closed at $112.57 per barrel on Friday — the highest price since July 2022 — after Iran's Revolutionary Guard Corps formally declared the Strait of Hormuz closed following 27 days of US-Israeli military strikes. The move sent ripples through every market that touches energy, from gasoline stations in the American Midwest to the balance sheets of airlines, shipping companies, chemical manufacturers, and central banks from London to Tokyo.
The Strait of Hormuz is a geographic chokepoint through which approximately 20% of the world's total oil supply passes each day — roughly 21 million barrels. That includes crude from Saudi Arabia, the UAE, Kuwait, Iraq, and Qatar. Iran's closure forced those Gulf producers to collectively reduce output or divert shipments around the Cape of Good Hope, adding 7-10 days and $2-4 million in additional fuel costs per supertanker voyage. The practical effect on daily global supply has been equivalent to removing the entire production capacity of Iraq from the market.
The economic modeling from the Dallas Federal Reserve, published earlier this month, projected that a sustained Hormuz closure at this scale would raise WTI crude to approximately $98 per barrel and cut global real GDP growth by 2.9 percentage points annualized in Q2 2026. The actual oil price has exceeded that projection — WTI traded above $107 on Friday — suggesting the real-world demand destruction and supply disruption are running ahead of the baseline scenario. Goldman Sachs revised its US recession probability to 35% in its most recent weekly note, citing energy as the primary driver.
For American consumers, the most visible impact is at the pump. The national average for regular unleaded gasoline rose above $4.00 per gallon this week for the first time since the summer of 2022. AAA data shows the highest state averages in California ($5.38), Hawaii ($5.12), and Washington ($4.87). The lowest remain in Mississippi ($3.71) and Oklahoma ($3.68), where proximity to Gulf Coast refining infrastructure and lower state fuel taxes provide a partial buffer. The rough rule of thumb — that every $10 increase in a barrel of crude adds approximately $0.25 per gallon at the pump over 6-8 weeks — implies further retail price increases even if Brent stabilizes.
Airlines are carrying significant exposure. Jet fuel, derived from crude oil, represents approximately 20-30% of airline operating costs in a normal price environment. At $112/barrel, that share rises to an estimated 35-40% for most major carriers. United Airlines issued a guidance revision Thursday, warning that if oil remains above $100/barrel through Q2, it would reduce full-year earnings per share by $4.50 to $6.00. American and Delta issued similar caveats. Consumers should expect meaningful domestic airfare increases within 60 days if prices hold.
The equity market reaction has been nuanced. Energy sector stocks — Exxon, Chevron, ConocoPhillips, and Occidental — rallied 4-7% in the week following the Hormuz closure. The S&P 500 overall is down approximately 6% from its February peak. Historically, oil price shocks above $100/barrel have been associated with equity bear markets in 5 of the 7 comparable episodes since 1973, per data compiled by Bank of America's equity strategy team. The key variable is duration: a shock that resolves within 90 days typically causes a correction but not a sustained bear market. A shock lasting 6 months or longer has historically preceded recessions.
Trump has set an April 6 deadline for Iran to reopen the Strait, framing ongoing Pakistan-mediated indirect talks as "going very well." The market is pricing roughly 40% probability of a Hormuz reopening before April 15, based on the implied oil curve in futures markets — a reading that suggests traders are neither fully pricing in prolonged closure nor dismissing the diplomatic track. Tehran's publicly stated demands — sovereignty recognition over the Strait and concrete non-aggression guarantees — represent a harder negotiating position than Iran's previous back-channels have suggested, according to multiple Middle East policy analysts.
What this means for you: The most immediate financial steps for households are straightforward. If you own a car, the transition to filling up during off-peak hours (early morning, weekday midday) reduces your exposure to intraday price spikes that tend to hit hardest during evening commute hours. For investors, energy sector exposure via broadly diversified index funds is the lowest-risk way to hedge — concentrated individual stock positions in oil companies carry geopolitical risk that can reverse quickly if the Iran situation resolves. The Federal Reserve is in a genuinely difficult position: energy-driven inflation argues for higher rates, but a slowing economy argues for cuts. That tension will likely keep monetary policy on hold through at least mid-Q2, meaning mortgage rates will remain elevated through the spring housing season.
The next major data point is the April 6 Trump deadline. A Hormuz reopening announcement — even a partial one — would likely send Brent crude below $90/barrel within 48 hours. A breakdown in talks would push it toward $125-130, with Goldman Sachs and Barclays both having flagged those levels as their stress-case scenarios.