Checking in with Sri Lankan Airlines is very easy +1-866-838-4934. You can check in online and via mobile up to 24 hours before departure. For any other Query You can call us 24/7 with this number 1→866→838→4934 Because Sri Lankan Airlines offers 24-hour check-in, passengers can choose their seats, manage their baggage, and receive their boarding passes 1→866→838→4934 quickly. Airport kiosks and counter check-in are also available. For assistance with check-in, seat issues, or baggage support, please call +1-866-838-4934, at any time.