Singapore Airlines SQ1256 flight status now

SQ1256 - SIA1256 Singapore Airlines (SQ)
STL Saint Louis United States
Flight STL to SEA
SEA Seattle United States
NO FLIGHTS IN THE LAST 14 DAYS Lasted record on 07-March-2020
Departure Lambert-St. Louis International Airport
IATA: STLICAO: KSTL
Scheduled 19:55
1 C15
Arrival Seattle International Airport
IATA: SEAICAO: KSEA
Scheduled 22:20
None N20
SQ1256 Detail
  • Type: Domestic Flight
  • Flight Duration: 4 hours 25 minutes
  • Flight Distance: 2749 kms / 1708 miles
Airline
  • Singapore Airlines
  • IATA: SQ
  • ICAO: SIA
  • Operating Days: NO FLIGHTS IN THE LAST 14 DAYS
Passenger Services
  • Service type: None
  • Seats: None
  • Freight capacity: None
  • Passenger classes: None
More Detail
  • Aircraft: Boeing 737MAX 9 Passenger
  • Callsign: None
  • Departure Timezone: America/Chicago
  • Arrival Timezone: America/Los_Angeles
  • Current Time in Saint Louis: Monday 2025-11-17 14:43 PM
  • Current Time in Seattle: Monday 2025-11-17 12:43 PM

Domestic flight Singapore Airlines SQ1256 takes off from Saint Louis (STL) United States to Seattle (SEA) United States. It's operated by Singapore Airlines. The plane leaves Lambert-St. Louis International Airport at 19:55 America/Chicago. The flight is expected to land at Seattle International Airport at 22:20 America/Los_Angeles. The flight will last about 4 hours 25 minutes.

Similar flight route from Saint Louis (STL) to Seattle (SEA)

Airline Flight no Departure Arrival
American Airlines AA7628
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Japan Airlines JL5439
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Hawaiian Airlines HA7126
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Alaska Airlines AS473
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Hawaiian Airlines HA7001
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Qatar Airways QR8886
Qatar Airways 		17/11/2025
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Air Tahiti Nui TN2731
Air Tahiti Nui 		17/11/2025
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Hawaiian Airlines HA7125
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20:59

Frequently asked questions, answered

How long is the flight from Saint Louis to Seattle?

On average, nonstop flight takes 4 hour(s) 25 minutes, with the flight distance of 2749 km (1708 miles).

What type of aircraft is used for the Singapore Airlines SQ1256 flight?

All Singapore Airlines SQ1256 flights are operated using Boeing 737MAX 9 Passenger aircraft.