Yemen's Houthi rebels have issued a warning against using Saudi airports and airspace, threatening what they describe as full-scale strikes if the warning is ignored.

The threat, reported by SBS News, marks an escalation in the group's rhetoric directed at Saudi civil aviation infrastructure. The Houthis did not specify in the reported statement which airports or airspace routes they consider targets, nor did they set a deadline for compliance.

What does the warning mean for carriers?

Saudi Arabia operates major international hubs, including King Abdulaziz International Airport in Jeddah and King Khalid International Airport in Riyadh, which serve as connection points for flights between Asia, Europe and Africa. Any credible threat to Saudi airspace would force carriers to evaluate rerouting options, adding flight time and fuel burn on corridors that already avoid Yemeni airspace following years of conflict.

The Houthis have previously demonstrated capability to strike inside Saudi Arabia and to attack commercial shipping in the Red Sea region. Airlines and civil aviation authorities have long treated Yemeni airspace as off-limits, and the new statement extends that risk profile explicitly to Saudi territory and airports.

How have Houthi threats affected aviation before?

Since the conflict in Yemen intensified, the group's attacks on airports, drones and missiles have periodically disrupted operations at Saudi civilian airfields. Gulf carriers and their regulators have responded with airspace closures, altitude restrictions and temporary suspensions when threat levels rose.

The latest warning raises the prospect of a return to those measures if tensions escalate further. Saudi aviation authorities have not publicly detailed any immediate operational changes in response to the statement, according to the report.

Airlines serving Saudi Arabia will now weigh the group's declared intent against its demonstrated strike record, and the coming weeks will show whether the threat translates into renewed attacks on Saudi aviation infrastructure.