October 15

Full rules

As written on Polymarket for “Will Riyadh airport be closed by October 15?”.

1. §1This market will resolve to "Yes" if no flight departs from Riyadh's King Khalid International Airport (RUH) for a period of at least 24 consecutive hours, where that period begins between market creation and the specified date, 11:59 PM ET.
2. §2Otherwise, this market will resolve to "No".
3. §3Departures will be evaluated as displayed by FlightAware on its King Khalid Int'l Airport (Riyadh) RUH airport page (https://www.flightaware.com/live/airport/OERK) and the corresponding departures page (https://www.flightaware.com/live/airport/OERK/departures).
4. §4Only confirmed departures, displayed with an actual departure time, qualify; scheduled departures do not qualify.
5. §5Announcements, NOTAMs, airline cancellations, or reports that the airport is closed, suspended, or restricted will not qualify on their own if FlightAware displays departures.
6. §6A qualifying period may begin as late as the specified date, 11:59 PM ET, and end after it.
7. §7If a period without departures has begun but has not reached 24 consecutive hours by the specified date, 11:59 PM ET, this market will remain open until either a flight departs RUH or 24 consecutive hours have elapsed.