TLDR:Brent crude jumped over 4% to $91.02 as Iran war tensions disrupted Hormuz shipping routes.Strait of Hormuz traffic dropped sharply after Iran targeted commercial vessels in the region.Analysts warn Brent crude could approach $100 a barrel without swift U.S.-Iran de-escalation.Rising oil prices are fueling inflation fears across food, freight, and gasoline markets.Brent crude oil surged past $90 a barrel on Sunday as the U.S.-Iran war entered its eighth consecutive day of intensified strikes. The benchmark climbed more than 4% to $91.02, reflecting growing concern over supply through the Strait of Hormuz. Traffic through the corridor, which handles roughly 20% of global oil, dropped sharply after Iranian attacks on commercial vessels. Analysts now warn that prices could approach $100 without swift de-escalation between the two nations.Eighth Day of Strikes Rattles Energy MarketsThe current conflict began on February 28, when U.S. and Israeli strikes killed Iran’s Supreme Leader Ali Khamenei. Fighting paused briefly in June before reigniting last week, following Iranian strikes on commercial ships passing through the strait. The renewed hostilities prompted fresh U.S. airstrikes on Iranian targets soon after. Iran responded with missile retaliation that killed two American service members, escalating tensions further.Market watchers reacted quickly as the news spread across trading floors. As Kobeissi Letter posted on the social media platform X, noting that Brent crude had climbed above the $90 mark amid the escalating war.BREAKING: Brent crude oil prices surge above $90/barrel as the Iran War escalates. pic.twitter.com/2qsggyrQZo— The Kobeissi Letter (@KobeissiLetter) July 19, 2026The post drew wide attention from traders tracking the unfolding situation in real time. Such commentary often shapes short-term sentiment across energy and related asset markets.Separately, financial commentator Ajay Bagga shared figures showing oil prices climbing roughly 3% on Sunday. According to his post, Brent crude rose to around $90.78 a barrel during the session. He also noted that U.S. crude, the domestic benchmark, climbed almost 3% to reach $84.85 a barrel. Both figures point to a broad rally across global oil benchmarks rather than an isolated move.Traders have been closely monitoring shipping data out of the Persian Gulf region. Reduced vessel movement through the strait has added fresh uncertainty to already tight global supply chains. Energy desks across major exchanges have flagged the strait as the single largest near-term risk factor. Every fresh strike or retaliation appears to move prices within hours.Strait of Hormuz Disruption Raises Inflation ConcernsThe Strait of Hormuz remains one of the world’s most vital energy chokepoints. Roughly one-fifth of global oil supply normally passes through this narrow waterway daily. Its disruption therefore carries weight far beyond regional markets, touching nearly every economy reliant on imported energy. Analysts describe the current slowdown as one of the more serious supply threats in recent years.Should hostilities continue without resolution, several analysts believe Brent crude could test the $100 threshold. Such a move would mark one of the sharpest annual gains for the benchmark in some time. Traders are watching diplomatic channels closely for any signal of a ceasefire or negotiated settlement. Until then, volatility is expected to remain elevated across energy futures.Rising oil prices are already filtering into broader cost structures worldwide. Freight operators face higher fuel expenses, which typically translate into steeper shipping costs for goods. Food producers and distributors, many of whom depend on diesel-powered transport, are also feeling the pressure. Gasoline prices at the pump are following a similar upward trajectory in several regions.Equity markets have responded cautiously to the latest developments from the Gulf region. Stocks dipped modestly as investors weighed the prospect of prolonged energy-driven inflation. For those tracking digital assets alongside traditional markets, macro shocks of this scale often ripple into risk sentiment broadly. As the conflict continues, energy prices are likely to remain a central focus for markets everywhere. The post Brent Oil Surges Past $90 as U.S.-Iran War Disrupts Strait of Hormuz appeared first on Blockonomi.