Illustrative image; it may differ from the actual aircraft.

Boeing 737-400 (737-406)

B737-24959Ex-flota

RegistrationESEC-NMK

Verified aircraft dataagainst the official civil aviation register

OperatorSwiftair

4operators

3incidents

0accidents

0logbook years

0photos

Boeing 737-400 (737-406) built in 1990 in Renton. Operated for KLM Royal Dutch Airlines, Atlantic Airlines, West Atlantic UK and Swiftair.

NewNearly newYoungMatureAgingOld

Old · 36 years · ≈ 118,800 flight hours (approx.)

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× 2 x CFM CFM56-3C1<br>

PropulsionJet

First flight1990

Built inRenton, Washington (EE. UU.)

Country of registrationEspaña

OwnerWest Atlantic Cargo Airlines

MSN24959

Hex / ICAO 24-bit34648a

VerificationIdentity verified against the official register of AESA (Spain) · Oct 1, 2026

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 Atlanta it could fly non-stop as far as:

LIMLima5,136 km SEASeattle3,505 km BOGBogota3,389 km LAXLos Angeles3,126 km PTYTocumen2,780 km

Beyond its rangeLHRLondon6,761 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

1990–2016KLM Royal Dutch Airlines network of its single-aisle aircraft

Base

ATLAtlanta

Main destinations

AMSAmsterdam HGHHangzhou CTUChengdu (Shuangliu)LAXLos Angeles NBONairobi YYZToronto CDGParis (Roissy-en-France, Val-d'Oise)MSPMinneapolis MSYNew Orleans SEASeattle SFOSan Francisco

2016–2017Atlantic Airlines network of its single-aisle aircraft

Base

FAEVágar

Main destinations

BGOBergen SVGStavanger BLLBillund CPHCopenhagen

2020–2026Swiftair airline network

Base

MADMadrid

Main destinations

IBZIbiza (Eivissa)PMIPalma de Mallorca

Flight logbook

Under research

Aircraft chronology

1990

Built

Assembled by Boeing in Renton, Washington (USA).

Nov 17, 1990

Delivered to KLM Royal Dutch Airlines

Delivered to KLM Royal Dutch Airlines as PH-BDY.

Oct 10, 2016

Transferred to Atlantic Airlines

Transferred to Atlantic Airlines.

Apr 20, 2017

Incident at París

On April 20, 2017, the Boeing BOEING 737-406 aircraft (registration G-JMCX), operated by Atlantic, was involved in an incident at París. Source: Atlantic.

Source: Atlantic

Aug 30, 2017

Incident East Midlands (EMA) Airport

On August 30, 2017, the Boeing 737-406 (SF) aircraft (registration G-JMCX), operated by Atlantic Airlines, was involved in an incident East Midlands (EMA) Airport (United Kingdom) due to an impact by a ground service vehicle. Source: Atlantic Airlines.

Source: Atlantic Airlines

Nov 1, 2017

Transferred to West Atlantic UK

Transferred to West Atlantic UK.

Oct 29, 2020

Transferred to Swiftair

Transferred to Swiftair.

Dec 22, 2021

Incident at Colonia

On December 22, 2021, the Boeing B734 aircraft (registration EC-NMK), operated by Swift, was involved in an incident at Colonia. Source: Swift.

Source: Swift

Operators

1990-11-17

KLM Royal Dutch Airlines

Registration PH-BDY · Lessor: BCI Aircraft Leasing

2016-10-10

Atlantic Airlines

Registration G-JMCX · Lessor: DHL Express

2017-11-01

West Atlantic UK

Registration G-JMCX · Lessor: DHL Express

2020-10-29

Swiftair

Registration EC-NMK

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This page was last updated on October 10, 2026

APA

Vuelopedia. (2026, October 10). Boeing 737-400 (737-406) · EC-NMK · Swiftair. Retrieved October 20, 2026, from https://vuelopedia.org/en/aircraft/B737-24959

MLA

“Boeing 737-400 (737-406) · EC-NMK · Swiftair.” Vuelopedia, Fundación Poderia, 10 Oct. 2026, vuelopedia.org/en/aircraft/B737-24959. Accessed 20 Oct. 2026.

Chicago

Vuelopedia. “Boeing 737-400 (737-406) · EC-NMK · Swiftair.” Fundación Poderia. Last modified October 10, 2026. https://vuelopedia.org/en/aircraft/B737-24959.

Harvard

Vuelopedia (2026) Boeing 737-400 (737-406) · EC-NMK · Swiftair. Available at: https://vuelopedia.org/en/aircraft/B737-24959 (Accessed: 20 October 2026).

BibTeX

@misc{vuelopedia_en_aircraft_b737_24959,
  author       = {{Vuelopedia}},
  title        = {{Boeing 737-400 (737-406) · EC-NMK · Swiftair}},
  publisher    = {Fundación Poderia},
  year         = {2026},
  date         = {2026-10-10},
  url          = {https://vuelopedia.org/en/aircraft/B737-24959},
  howpublished = {\url{https://vuelopedia.org/en/aircraft/B737-24959}},
  urldate      = {2026-10-20},
  note         = {Accessed 2026-10-20}
}

Wikipedia

{{cite web |url=https://vuelopedia.org/en/aircraft/B737-24959 |title=Boeing 737-400 (737-406) · EC-NMK · Swiftair |website=Vuelopedia |publisher=Fundación Poderia |date=2026-10-10 |access-date=2026-10-20 |language=en}}