Illustrative image; it may differ from the actual aircraft.

Boeing 737-400SF (737-4Q8)

B737-25168Active

RegistrationMXXA-SLG

OperatorASL Airlines Belgium

10operators

1incidents

1accidents

0logbook years

0photos

Boeing 737-400SF (737-4Q8) in Renton. Operates for ASL Airlines Belgium. Previously flew for Dan-Air London, British Airways and Estafeta Carga Aerea.

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.

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Technical data

ManufacturerBoeing

Engines2×

PropulsionJet

Built inRenton, Washington (EE. UU.)

Country of registrationAustria

OwnerAsl Airlines Belgium

MSN25168

VerificationPending check against the official civil register

The model · Boeing 737

Figures for the 737-800 variant, the most representative of the family

Length39.5 m129 ft

Wingspan35.8 m117 ft

Height12.6 m41 ft

Range5,436 km2,935 NMWith a typical passenger load

Cruise speed834 km/h450 ktMach 0.79

Service ceiling12,500 m41,011 ftIt flies above Everest (1.4 times its height)

Maximum take-off weight79,016 kg174,200 lb

Maximum payload37,603 kg82,900 lbIts 162 passengers with baggage would weigh about 16.2 t; the rest is fuel and cargo

Typical capacity162 passengersUp to 189 in a high-density layout

Endurance6 h 31 minAt cruise speed, non-stop

With its 5,436 km range, from Reykjavík it could fly non-stop as far as:

ATLAtlanta5,328 km CAICairo5,297 km ORDChicago4,725 km YYZToronto4,171 km JFKNew York4,163 km

Beyond its rangeSEASeattle5,811 km

The type first flew in 1967 (59 years ago) · About 10,200 units built · Production ended in 2019

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 737 Compare this aircraft

Airports

Airports of the airlines that have operated it

2004–2005Islandsflug airline base

Base

KEFReykjavík

2006–2008S7 Airlines network of its single-aisle aircraft

Base

DMEMoscow

Main destinations

OVBNovosibirsk PEKBeijing VVOArtyom IKTIrkutsk KHVKhabarovsk LEDSt. PetersburgKBPCEKChelyabinsk SVXYekaterinburg YKSYakutsk EVNYerevan

2008–2015Globus Airlines airline base

Base

DMEMoscow

2016–2021ASL Airlines Belgium airline base

Base

LGGGrâce-Hollogne

Flight logbook

Under research

Aircraft chronology

Feb 5, 1992

Delivered to Dan-Air London

Delivered to Dan-Air London as G-BSNV.

Nov 7, 1992

Transferred to British Airways

Transferred to British Airways.

Aug 13, 2003

Transferred to EuroJet Airlines

Transferred to EuroJet Airlines.

Oct 1, 2004

Transferred to Islandsflug

Transferred to Islandsflug.

Mar 17, 2005

Transferred to Air Atlanta Icelandic

Transferred to Air Atlanta Icelandic.

Dec 9, 2006

Transferred to S7 Airlines

Transferred to S7 Airlines.

Apr 1, 2008

Transferred to Globus Airlines

Transferred to Globus Airlines.

May 19, 2015

Transferred to TNT Airways

Transferred to TNT Airways.

May 25, 2016

Transferred to ASL Airlines Belgium

Transferred to ASL Airlines Belgium.

Oct 4, 2016

Accident at Belfast

On October 4, 2016, the Boeing Boeing 737 4Q8SF aircraft (registration OE-IAG), operated by ASL, was involved in an accident at Belfast. Source: the AAIB (United Kingdom).

Source: AAIB

Jan 12, 2017

Incident at Liege

On January 12, 2017, the Boeing Boeing 737 4Q8SF aircraft (registration OE-IAG), operated by ASL Belgium, was involved in an incident at Liege. Source: ASL Belgium.

Source: ASL Belgium

Oct 6, 2021

Transferred to Estafeta Carga Aerea

Transferred to Estafeta Carga Aerea.

Nov 21, 2024

Transferred to Willis Lease Finance Corporation

Transferred to Willis Lease Finance Corporation.

Operators

1992-02-05

Dan-Air London

Registration G-BSNV · Lessor: ILFC

1992-11-07

British Airways

Registration G-BSNV · Lessor: ILFC

2003-08-13

EuroJet Airlines

Registration F-GNAO · Lessor: Jetscape

2004-10-01

Islandsflug

Registration TF-ELY · Lessor: Jetscape

2005-03-17

Air Atlanta Icelandic

Registration TF-ELY · Lessor: Jetscape

2006-12-09

S7 Airlines

Registration VP-BTA · Lessor: Jetscape

2008-04-01

Globus Airlines

Registration VP-BTA · Lessor: Jetscape

2015-05-19

TNT Airways

Registration OE-IAG · Lessor: VX Capital Partners

2016-05-25

ASL Airlines Belgium

Registration OE-IAG · Lessor: VX Capital Partners

2021-10-06

Estafeta Carga Aerea

Registration XA-SLG · Lessor: VX Capital Partners

2024-11-21

Willis Lease Finance Corporation

Registration OE-IAG

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 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium. Retrieved October 20, 2026, from https://vuelopedia.org/en/aircraft/B737-25168

MLA

“Boeing 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium.” Vuelopedia, Fundación Poderia, 15 Oct. 2026, vuelopedia.org/en/aircraft/B737-25168. Accessed 20 Oct. 2026.

Chicago

Vuelopedia. “Boeing 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium.” Fundación Poderia. Last modified October 15, 2026. https://vuelopedia.org/en/aircraft/B737-25168.

Harvard

Vuelopedia (2026) Boeing 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium. Available at: https://vuelopedia.org/en/aircraft/B737-25168 (Accessed: 20 October 2026).

BibTeX

@misc{vuelopedia_en_aircraft_b737_25168,
  author       = {{Vuelopedia}},
  title        = {{Boeing 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium}},
  publisher    = {Fundación Poderia},
  year         = {2026},
  date         = {2026-10-15},
  url          = {https://vuelopedia.org/en/aircraft/B737-25168},
  howpublished = {\url{https://vuelopedia.org/en/aircraft/B737-25168}},
  urldate      = {2026-10-20},
  note         = {Accessed 2026-10-20}
}

Wikipedia

{{cite web |url=https://vuelopedia.org/en/aircraft/B737-25168 |title=Boeing 737-400SF (737-4Q8) · XA-SLG · ASL Airlines Belgium |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-15 |access-date=2026-10-20 |language=en}}