Iran full airspace closure by 2026?

Platform comparison

Market context

Iran has already executed multiple brief, general airspace closures triggered by US military threats under President Trump, with the most recent incident in January 2026 lasting five hours before reopening. These historical precedents, including a March 2026 closure following large-scale US and Israeli strikes, demonstrate that Iran’s decision to suspend all commercial overflights is a reactive measure to immediate security escalations rather than a permanent policy shift[1][3]. The current 26% crowd-implied probability likely reflects the market’s assessment that such a general closure will only occur if tensions escalate beyond the current level of verbal threats and limited protests, as past closures were short-lived and reversed once the immediate threat of attack diminished[4].

Traders must monitor scheduled announcements from the US Civil Aviation Authority and Iran’s Civil Aviation Organisation regarding new NOTAMs, as well as the timeline for Trump’s stated intervention thresholds concerning anti-government protests[1]. Key catalysts include any confirmation of pre-emptive strikes by Israel or the US, which have previously triggered immediate, total airspace shutdowns across the Tehran FIR[5]. Additionally, watch for rerouting patterns of major carriers like Emirates and Qatar Airways, as their continued avoidance of Iranian airspace often signals sustained high-risk conditions that could precipitate a formal general closure[4]. The settlement window ending in August 2026 means any escalation in the summer months will be the primary determinant for a “Yes” resolution.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

Sports-specific comparison page for Iran full airspace closure by 2026?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.

Resolution & payout

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FAQ

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