Kalshi Keeps Flight Markets After Quick FlightAware Lawsuit Dismissal
Paul

- FlightAware lawsuit dropped after Kalshi updated market language and data disclosures
- Kalshi clarifies no affiliation with FlightAware, allowing flight-cancellation prediction markets to continue
FlightAware dismissed its lawsuit against prediction market platform Kalshi on August 11, 2026. The dismissal came after Kalshi swiftly altered its flight-cancellation market language and removed all references to FlightAware as a data source, thereby addressing the core trademark and data-use concerns.
The legal dispute began when FlightAware alleged that Kalshi’s use of its flight data and trademarks in contracts for airline cancellations breached commercial terms and misrepresented brand affiliation, and these allegations raised concerns for travelers and airlines about how flight information was being presented. However, the issue was resolved in less than a day, as FlightAware withdrew its suit “without prejudice” after Kalshi provided new labeling and disclosures that explicitly stated the market was not endorsed by or affiliated with FlightAware.
2026-08-12
On August 12, 2026, CoinDesk reported that FlightAware had dismissed its case following Kalshi’s rapid updates to its flight-cancellation contracts, and the outlet noted that Kalshi removed FlightAware’s name and trademark from the market language and substituted the generic term “Primary Source Agency.” In addition, CoinDesk reported that Kalshi added a disclosure about the lack of endorsement or official relationship to further clarify the independence of its markets.
The lawsuit was voluntarily withdrawn “without prejudice,” allowing for potential future legal action if needed, and industry observers cited by CoinDesk described the resolution as likely stemming from an informal agreement between the parties. As a result, this agreement enables Kalshi to continue offering its flight-cancellation prediction contracts under revised labeling while minimizing the risk of renewed trademark or data-use disputes.
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