On April 10, 2026, the European Union Aviation Safety Agency (EASA) extended its Conflict Zone Information Bulletin (CZIB), urging airlines to avoid vast swaths of Middle East airspace, including Iran, Iraq, Syria, Bahrain, Israel, Jordan, Kuwait, Lebanon, Qatar, UAE, Oman, and Saudi Arabia.ops.groupwww.easa.europa.eu This travel advisory Serbia travelers and others routing through Europe should note, as it disrupts flights to Asia and beyond, prompting widespread rerouting via the Caucasus or Egypt.www.traveltourister.com The advisory, valid until April 24 unless revised, stems from ongoing missile and drone strikes following U.S.-Israel strikes on Iran since late February. Despite a U.S.-Iran ceasefire announced April 8—leading to airspace reopenings in Iraq, Syria, and Bahrain—EASA maintains strict restrictions, citing volatile risks like short-notice closures in UAE airspace.usairanradar.com European carriers such as KLM and Air France remain barred from Gulf routes due to liability concerns, even as Emirates operates limited services. A narrow exception allows operations above FL320 south of specific points in Oman and Saudi Arabia, but only with rigorous risk assessments. This travel advisory Serbia routes may impact includes longer flight times and potential delays for transiting passengers.www.safetravel.govt.nz The advisory underscores aviation's high-risk environment, with central Middle East corridors effectively shut and overflights diverted north or south. EASA recommends robust monitoring of NOTAMs and national guidance, while ongoing ceasefire talks in Pakistan could alter the landscape by April 22. Travelers should check airline updates, as cascading delays affect global networks, particularly Europe-Asia legs.