Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket Tax UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket Tax UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket Tax UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket Tax UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket Tax UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket Tax UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket Tax UK.
Active sub-markets
Market context
Israel's airspace closure would constitute a suspension of commercial aviation operations across the country or a substantial portion thereof, triggered by security escalation or direct military threat. Such closures have occurred during previous conflicts—notably in May 2021 when Ben Gurion Airport suspended operations for several days following rocket barrages from Gaza, and again in October 2023 when airspace restrictions were implemented immediately after the Hamas attack. The 0% crowd probability reflects the absence of imminent, publicly signalled triggers as of the market's creation; however, this baseline does not account for the volatile regional dynamics involving Iran, which has conducted direct missile strikes on Israeli territory twice since April 2024.
Traders monitoring this market should track Iranian military posturing, statements from Israeli defence officials regarding airspace readiness, and any escalation in proxy activity through Hezbollah or other Iranian-aligned groups. Recent reporting from Reuters and the Associated Press has documented ongoing tensions over potential Iranian retaliation for Israeli strikes on Iranian military facilities. Announcements from the Israeli Civil Aviation Authority regarding contingency protocols, or public warnings from the US State Department about travel to Israel, would signal material shifts in closure probability. The settlement window extends to 31 May 2026, providing substantial time for geopolitical developments to materialise.
From a regulatory standpoint, this market operates under Polymarket's framework, which permits UK traders to access prediction markets with no KYC requirements up to £1,500 annual volume—a threshold relevant for casual participants. However, traders should note that German GlüStV regulations and US CFTC oversight create jurisdictional complexities for larger positions or institutional participation, particularly given the political sensitivity of Iran-related markets.
Methodology
We track Israel closes its airspace by 2026? on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Is this market available outside the US?
- Polymarket Tax UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- What does it cost to trade on Polymarket Tax UK?
- Zero. Polymarket Tax UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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