Illustrative image; it may differ from the actual aircraft.

Douglas C-54B-10-DO Skymaster

DC4-18368Written off

RegistrationTHHS-POA

SIOperatorSiamese Airways Company

4operators

0incidents

0accidents

0logbook years

0photos

Douglas C-54B-10-DO Skymaster. Operated for Siamese Airways Company, Pacific Overseas Airlines Siam, TWA Transcontinental and Western Air and United States Army Air Forces.

Vuelopedia is a work in progress: it currently holds about 30% of the information we expect to have by the third quarter of 2027. Although we use only official, highly reliable sources, some aircraft data and history may still contain errors or inaccuracies. We work hard to clear every anomaly from the records using specialized verification tools.

Technical data

ManufacturerDouglas

Country of registrationTailandia

MSN18368

VerificationPending check against the official civil register

The model · Douglas DC-4

Figures for the DC-4-1009 variant, the most representative of the family

Length28.6 m94 ft

Wingspan35.8 m117 ft

Height8.4 m27 ft

Range5,311 km2,868 NMWith a typical passenger load

Cruise speed365 km/h197 ktMach 0.34

Service ceiling6,797 m22,300 ft

Maximum take-off weight33,112 kg72,999 lb

Maximum payload13,471 kg29,698 lbIts 44 passengers with baggage would weigh about 4.4 t; the rest is fuel and cargo

Typical capacity44 passengersUp to 86 in a high-density layout

Endurance14 h 33 minAt cruise speed, non-stop

The type first flew in 1942 (84 years ago) · About 1,242 units built · Production ended in 1947

Figures for the type, not for this particular aircraft: each variant and each configuration changes something. They are shown in both systems used in aviation.

The full story of the Douglas DC-4 Compare this aircraft

Flight logbook

Under research

Aircraft chronology

Operators

—

Siamese Airways Company

Registration HS-POA

—

Pacific Overseas Airlines Siam

Registration HS-POA

—

TWA Transcontinental and Western Air

Registration N79068

—

United States Army Air Forces

Registration 43-17168

In memoriam

This aircraft suffered a serious accident or hull loss. Out of respect for what happened and for the people who may have been affected, this record does not enable the register of memories.

Cite

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This page was last updated on October 10, 2026

APA

Vuelopedia. (2026, October 10). Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company. Retrieved October 18, 2026, from https://vuelopedia.org/en/aircraft/DC4-18368

MLA

“Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company.” Vuelopedia, Fundación Poderia, 10 Oct. 2026, vuelopedia.org/en/aircraft/DC4-18368. Accessed 18 Oct. 2026.

Chicago

Vuelopedia. “Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company.” Fundación Poderia. Last modified October 10, 2026. https://vuelopedia.org/en/aircraft/DC4-18368.

Harvard

Vuelopedia (2026) Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company. Available at: https://vuelopedia.org/en/aircraft/DC4-18368 (Accessed: 18 October 2026).

BibTeX

@misc{vuelopedia_en_aircraft_dc4_18368,
  author       = {{Vuelopedia}},
  title        = {{Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company}},
  publisher    = {Fundación Poderia},
  year         = {2026},
  date         = {2026-10-10},
  url          = {https://vuelopedia.org/en/aircraft/DC4-18368},
  howpublished = {\url{https://vuelopedia.org/en/aircraft/DC4-18368}},
  urldate      = {2026-10-18},
  note         = {Accessed 2026-10-18}
}

Wikipedia

{{cite web |url=https://vuelopedia.org/en/aircraft/DC4-18368 |title=Douglas C-54B-10-DO Skymaster · HS-POA · Siamese Airways Company |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-10 |access-date=2026-10-18 |language=en}}