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Services & Amenities Offered by Singapore Airlines at SEA Terminal
| Flight Ticket Booking and Cancellation | Web / Online Check-in |
| Kiosk Check-in | Unaccompanied Minor |
| Baggage Allowance | Flight Information |
| Visa-related Information | Missing Luggage |
| First Class and Business Class Seats Enquiries | Transit Information |
| Privilege Club | Seats Selection and Enquiries |
| Airport Facilities | Ticket Rescheduling |
| Airport Counter Check-in | Airport and In-Flight Wifi |
| Travel with Pets or Animals | Duty-free Allowance |
| Airport Lounges | Pet Relief Area |
| Immigration Services | Economy Class Seat Enquiries |
| Delayed Flights | Privilege Club |
| In-Flight Entertainment | Concierge Services |
