Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
7% | 93% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
7% | 93% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| August 31 | 7% |
| August 15 | 1% |
| May 8 | 0% |
| May 31 | 0% |
| June 30 | 0% |
| May 24 | 0% |
| June 15 | 0% |
| June 8 | 0% |
| June 9 | 0% |
| June 10 | 0% |
| June 11 | 0% |
| June 12 | 0% |
| June 13 | 0% |
| June 14 | 0% |
| July 15 | 0% |
| July 31 | 0% |
| July 7 | 0% |
| July 24 | 0% |
Market context
Polymarket is pricing this contract at **0% YES**, which means the market currently sees no live expectation that Israel will impose a broad civilian airspace shutdown before settlement. On Polymarket, traders hold **USDC** on **Polygon**, and the contract resolves through conditional tokens, so the price is simply the crowd’s aggregate view of whether a qualifying closure actually occurs.
The recent comparison set is straightforward: Israel has closed its airspace before, but usually in direct response to acute military escalation. In June 2025, the Israel Airports Authority said the airspace was closed “until further notice” after strikes on Iran, with land crossings still operating; in early 2026, similar closures accompanied the Israel-Iran conflict and were later reversed as conditions eased.[2][4] Those episodes matter because they show the trigger is typically a security assessment rather than routine aviation disruption, and they also show that “closure” can mean a full stop to civilian flights rather than a partial capacity cut.[1][8][10]
For traders, the key catalysts are any military announcements, air-defence alerts, or Transport Ministry/Civil Aviation Authority notices that mention “until further notice”, plus airline schedule updates from El Al, Arkia, Israir and foreign carriers. A closure that starts with grounded departures at Ben Gurion, widespread cancellations, or explicit suspension of commercial flights would be the clearest path to a YES; a reduced schedule, slot rationing, or rerouting alone would be less likely to qualify under the market definition.[3][11][15] Recent reporting also shows authorities have used short-notice reopening windows and advance warning before resumption, so official notices and airport status pages are the practical watchlist rather than headline noise.[1][8][13]
Methodology
This page reviews Israel closes its airspace by 2026? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
UK Frequently Asked Questions
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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