Illustrative image; it may differ from the actual aircraft.

Boeing S-307 Stratoliner

B307-2003Unknown

RegistrationUSNC19903

NAOperatorNational Air and Space Museum

4operators

0incidents

0accidents

0logbook years

0photos

Boeing S-307 Stratoliner. Has operated for Corps d'Aviation d'Haiti, Pima Air & Space Museum, National Air and Space Museum and Pan American World Airways.

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.

Recent flights

Checking flight activity…

Technical data

ManufacturerBoeing

Country of registrationEstados Unidos

MSN2003

VerificationPending check against the official civil register

The model · Boeing 307 Stratoliner

Figures for the SA-307B variant, the most representative of the family

Length22.7 m74 ft

Wingspan32.7 m107 ft

Height6.3 m21 ft

Range2,092 km1,130 NMWith a typical passenger load

Cruise speed357 km/h193 ktMach 0.34

Service ceiling7,254 m23,799 ft

Maximum take-off weight20,412 kg45,001 lb

Maximum payload6,804 kg15,000 lbIts 33 passengers with baggage would weigh about 3.3 t; the rest is fuel and cargo

Typical capacity33 passengers

Endurance5 h 52 minAt cruise speed, non-stop

With its 2,092 km range, from Tokyo it could fly non-stop as far as:

PEKBeijing2,092 km PVGShanghai (Pudong)1,738 kmICNSeoul1,210 km NRTNarita60 km

Beyond its rangeHKGHong Kong2,903 km

The type first flew in 1938 (88 years ago) · About 10 units built · Production ended in 1940

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 Boeing 307 Stratoliner Compare this aircraft

Airports

Airports of the airlines that have operated it

current operatorPan American World Airways airline network

Base

HNDTokyo KHIKarachi LHRLondon MIAMiami

Main destinations

FLLFort Lauderdale FRAFrankfurt am Main JFKNew York NRTNarita UUDUlan Ude

Flight logbook

Under research

Aircraft chronology

Apr 1, 1975

Delivered to Pima Air & Space Museum

Delivered to Pima Air & Space Museum as N19903.

Jun 1, 2001

Transferred to National Air and Space Museum

Transferred to National Air and Space Museum.

Operators

—

Corps d'Aviation d'Haiti

Registration 2003 · Lessor: Air Haiti

—

The Boeing Company

Registration NX19903

1975-04-01

Pima Air & Space Museum

Registration N19903

2001-06-01

National Air and Space Museum

Registration NC19903

—

Pan American World Airways

Registration NC19903

Memories coming soon

The register of memories is not open on this aircraft yet. We are enabling it gradually, record by record, as we consolidate each aircraft's information.

Before opening it we check the aircraft identity — its registration, its serial number and its model — against the civil register of the authority that registered it, so that every memory belongs to the exact aircraft that lived it. When that work reaches this record, the register will open here.

Cite

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This page was last updated on October 15, 2026

APA

Vuelopedia. (2026, October 15). Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum. Retrieved October 16, 2026, from https://vuelopedia.org/en/aircraft/B307-2003

MLA

“Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum.” Vuelopedia, Fundación Poderia, 15 Oct. 2026, vuelopedia.org/en/aircraft/B307-2003. Accessed 16 Oct. 2026.

Chicago

Vuelopedia. “Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum.” Fundación Poderia. Last modified October 15, 2026. https://vuelopedia.org/en/aircraft/B307-2003.

Harvard

Vuelopedia (2026) Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum. Available at: https://vuelopedia.org/en/aircraft/B307-2003 (Accessed: 16 October 2026).

BibTeX

@misc{vuelopedia_en_aircraft_b307_2003,
  author       = {{Vuelopedia}},
  title        = {{Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum}},
  publisher    = {Fundación Poderia},
  year         = {2026},
  date         = {2026-10-15},
  url          = {https://vuelopedia.org/en/aircraft/B307-2003},
  howpublished = {\url{https://vuelopedia.org/en/aircraft/B307-2003}},
  urldate      = {2026-10-16},
  note         = {Accessed 2026-10-16}
}

Wikipedia

{{cite web |url=https://vuelopedia.org/en/aircraft/B307-2003 |title=Boeing S-307 Stratoliner · NC19903 · National Air and Space Museum |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-15 |access-date=2026-10-16 |language=en}}