Key Takeaways
Aviation data company withdraws federal complaint against Kalshi following contract modifications.
Prediction platform updates terminology from specific FlightAware mentions to generic data source references.
Court proceedings conclude without judicial determination on trademark or data usage allegations.
Prediction market operator continues battling multiple state-level regulatory actions over sports betting.
Ongoing jurisdictional conflict persists between federal commodities regulators and state gaming authorities.
A legal confrontation between aviation data specialist FlightAware and prediction market operator Kalshi concluded abruptly just one day after it began. FlightAware voluntarily withdrew its federal complaint on Tuesday following modifications Kalshi implemented to its flight cancellation betting contracts. The swift resolution eliminated what could have become a significant legal confrontation over data rights, trademark usage, and contract resolution procedures.
Aviation Data Provider Withdraws Federal Complaint Following Platform Adjustments
The aviation tracking service filed its complaint Monday in New York’s Southern District federal court, targeting Kalshi’s flight cancellation prediction markets. The complaint alleged unauthorized use of proprietary data and brand identity in connection with contract settlement procedures. FlightAware additionally requested preliminary injunctive relief to halt what it characterized as improper use of its resources and trademark.
By Tuesday, FlightAware had submitted a voluntary dismissal notice to the same court. No public statements from either party revealed whether any private settlement or understanding preceded the withdrawal. The federal court never reached a determination on the substantive allegations presented in the initial filing.
Prior to dismissal, the presiding judge had instructed Kalshi to respond to FlightAware’s emergency motion for preliminary relief. That motion centered on alleged trademark violations and the manner in which flight cancellation data was being presented to users. FlightAware terminated the litigation before any judicial decision on the requested emergency measures.
Platform Modifies Data Attribution Methods on Aviation Contracts
Following the initial complaint, Kalshi modified language on at least one affected flight cancellation contract. The original contract explicitly identified FlightAware as the verification source for determining market outcomes. The revised version substituted this specific reference with the generic designation Primary Source Agency.
Despite this terminology change, the updated contract maintained a hyperlink directing users to FlightAware’s platform for accessing cancellation and delay data. Kalshi incorporated additional disclaimers clarifying that linking to the data provider did not imply endorsement or official partnership. This modification directly responded to potential user confusion regarding FlightAware’s involvement with the prediction markets.
Neither organization has publicly confirmed whether these textual revisions resulted from negotiations or formed part of any broader understanding. FlightAware has not indicated whether the language modifications adequately addressed its trademark and data appropriation concerns. As a result, the underlying legal questions remain unanswered by any formal judicial opinion.
Prediction Platform Continues Navigating State-Level Legal Obstacles
This aviation data dispute emerged while Kalshi simultaneously defended against multiple legal challenges concerning sports-related prediction contracts. New York state officials initiated legal action against the platform in July, alleging operation of an unauthorized gambling enterprise. Additional restrictions have been imposed through judicial proceedings in Washington and Michigan targeting sports prediction offerings.
The Commodity Futures Trading Commission has publicly opposed state attempts to regulate federally overseen event contracts. The commission asserts that federal commodities legislation grants it exclusive jurisdiction over prediction markets operating under its regulatory framework. This stance has generated ongoing jurisdictional disputes between federal commodities regulators and state gaming enforcement agencies.
Minnesota represents a contrasting case after a federal judge prevented enforcement of the state’s prediction market prohibitions. This ruling enabled both Kalshi and Polymarket to maintain operations during ongoing litigation. The FlightAware matter represents yet another dimension of the legal complexities facing the rapidly growing prediction market industry.





