They do. https://www.iata.org/whatwedo/ops-infra/air-traffic-management/Pages/air-traffic-control-charges.aspx https://www.iata.org/whatwedo/ops-infra/air-traf

They do. https://www.iata.org/whatwedo/ops-infra/air-traffic-management/Pages/air-traffic-control-charges.aspx https://www.iata.org/whatwedo/ops-infra/air-traffic-manageme... Not sufficient to run cost free though it seems.