Singapore Airlines Flight SQ637 / SIA637
| Narita Intl (NRT) — Changi Intl (SIN) | ||
| Aircraft B78X | Airline Singapore Airlines | Journey time 07h10m |
| Flight no. SQ637 | Callsign SIA637 | Arrival day N/A |
| Service type Normal passenger | Seats 337 | Freight class Containers |
| Freight capacity 40.2 tons | Passenger classes Economy, Business Class, Shuttle | |
Days of operation
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |