Malaysia Airlines Berhad (MAB) has formalised a joint business partnership with Singapore Airlines (SIA), following the Civil Aviation Authority of Malaysia’s (CAAM) approval in January 2026. The approvals enable MAB and SIA to begin work progressively on deepening their commercial partnership, enhancing connectivity and offering greater flexibility for customers travelling between Malaysia and Singapore. “This collaboration brings together complementary frequencies and aligned schedules, enabling deeper connectivity between Malaysia and Singapore,” Malaysia Aviation Group group managing director Datuk Captain Izham bin Ismail said. “Over time, it reinforces Malaysia Airlines’ competitive position by enhancing scale, relevance, and network resilience across key markets.”“I would like to thank the authorities in both Singapore and Malaysia, whose approvals pave the way for this deeper strategic partnership between Singapore Airlines and Malaysia Airlines,” Singapore Airlines chief executive officer Goh Choon Phong said. Today, SIA codeshares on Malaysia Airlines’ services between Kuala Lumpur and Singapore, London (Heathrow), and 15 domestic destinations1 within Malaysia.