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Today 2026-09-17
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Boeing 737-400

ICAO Code: B734 Manufacturer: Boeing Family: 737 Classic First Flight: 1988-02-19 Observed In-Service: 472 aircraft

Boeing 737-400 Key Facts

  • As of 2026-09-17, 472 Boeing 737-400 airframes have been observed in commercial service.
  • Typical passenger configuration is 146 seats with a design range of 3,850 km.
  • The observed global fleet average age for this type is 5.9 years.
Boeing 737-400 commercial airliner
Commercial transport airliner in cruise flight Photo: Aviation Photography · CC-BY-SA
Typical Seating 146 seats 2-class passenger configuration
Maximum Range 3,850 km 2,079 nautical miles
Max Takeoff Weight (MTOW) 68,040 kg 150,002 lbs

Global Fleet Age Distribution

Distribution of observed Boeing 737-400 airframes across active airline operators.

19 0-4 yrs 56 5-9 yrs 0 10-14 yrs 0 15-19 yrs 0 20+ yrs

Observed Airframes (Boeing 737-400)

Tail Number Operator Mode S Hex Owner / Lessor Status Last Observed Airport Age
N792AS Alaska Airlines aabf84 Alaska Airlines ACTIVE Unassigned 7.2 years
N793AS Alaska Airlines aac33b Alaska Airlines ACTIVE Unassigned 7.6 years
N794AS Alaska Airlines aac6f2 Alaska Airlines ACTIVE Unassigned 4.0 years
C-FANB Air North Charter - Canada c00154 Air North Charter & Training Ltd ACTIVE Unassigned 4.4 years
C-FFNC First Air c00e89 Bradley Air Services Limited ACTIVE Unassigned 6.8 years
C-FFNE First Air c00e8b Bradley Air Services Limited ACTIVE Unassigned 7.6 years
C-FFNF First Air c00e8c Bradley Air Services Limited ACTIVE Unassigned 4.0 years
C-FFNM First Air c00e93 Bradley Air Services Limited (first Air) ACTIVE Unassigned 6.8 years
C-FLEN Flair Airlines c01d82 Flair Airlines Ltd ACTIVE Unassigned 6.0 years
C-FLHE Flair Airlines c01dc7 Flair Airlines Ltd ACTIVE Unassigned 7.6 years
C-FLHJ Flair Airlines c01dcc Flair Airlines Ltd ACTIVE Unassigned 5.6 years
C-FLRS Flair Airlines c01ed9 Flair Airlines Ltd ACTIVE Unassigned 5.2 years
ZK-FXL Airwork c808d4 Carrier Owned ACTIVE Unassigned 5.6 years
ZK-TLJ Toll Aviation c822c4 Airwork Flight Operations Ltd ACTIVE Unassigned 5.6 years
ZK-TLK Airwork c822eb Toll Priority ACTIVE Unassigned 6.0 years
N688XA Xtra Airways a922fd Xtra Airways ACTIVE Unassigned 6.8 years
N708AS Alaska Airlines a97257 Alaska Airlines ACTIVE Unassigned 6.0 years
N709AS Alaska Airlines a9760e Alaska Airlines ACTIVE Unassigned 6.4 years
N752MA Miami Air International aa228b Miami Air International ACTIVE Unassigned 7.2 years
N753MA Miami Air International aa2642 Miami Air International ACTIVE Unassigned 7.6 years
N762AS Alaska Airlines aa4907 Alaska Airlines ACTIVE Unassigned 6.0 years
N763AS Alaska Airlines aa4cbe Alaska Airlines ACTIVE Unassigned 6.4 years
N764AS Alaska Airlines aa5075 Alaska Airlines ACTIVE Unassigned 6.8 years
N765AS Alaska Airlines aa542c Alaska Airlines ACTIVE Unassigned 7.2 years
N767AS Alaska Airlines aa5b9a Alaska Airlines ACTIVE Unassigned 4.0 years
N768AS Alaska Airlines aa5f51 Bank Of Utah Trustee ACTIVE Unassigned 4.4 years
N769AS Alaska Airlines aa6308 Alaska Airlines ACTIVE Unassigned 4.8 years
N403YK Northern Air Cargo a4b9f6 Northern Air Cargo Llc ACTIVE Unassigned 5.2 years
N306GT Southern Air a33644 Wilmington Trust Co Trustee ACTIVE Unassigned 6.4 years
N307GT Southern Air a339fb Wilmington Trust Co Trustee ACTIVE Unassigned 6.8 years
N311GT Southern Air a34b30 Umb Bank Na Trustee ACTIVE Unassigned 4.8 years
JA8938 Japan Transocean Air 86eee2 Japan Transocean Air ACTIVE Unassigned 7.6 years
JA8939 Japan Transocean Air 86eee3 Japan Transocean Air ACTIVE Unassigned 4.0 years
JA8991 Japan Transocean Air 86efa7 Japan Transocean Air ACTIVE Unassigned 7.2 years
JA8992 Japan Transocean Air 86efa8 Japan Transocean Air ACTIVE Unassigned 7.6 years
JA8993 Japan Transocean Air 86efa9 Japan Transocean Air ACTIVE Unassigned 4.0 years
JA8994 Japan Transocean Air 86efaa Japan Transocean Air ACTIVE Unassigned 4.4 years
JA8995 Japan Transocean Air 86efab Japan Transocean Air ACTIVE Unassigned 4.8 years
JA8996 Japan Transocean Air 86efac Japan Transocean Air ACTIVE Unassigned 5.2 years
JA8998 Japan Transocean Air 86efae Japan Transocean Air ACTIVE Unassigned 6.0 years
JA8999 Japan Transocean Air 86efaf Japan Transocean Air ACTIVE Unassigned 6.4 years
HS-TDD Thai Airways International 880040 Thai Airways International ACTIVE Unassigned 4.0 years
HS-TDF Thai Airways International 880100 Thai Airways International ACTIVE Unassigned 4.8 years
HS-TDG Thai Airways International 880200 Thai Airways International ACTIVE Unassigned 5.2 years
HS-KMA K-Mile Air 882da1 K-mile Air ACTIVE Unassigned 6.8 years
HS-KMB K-Mile Air 882da2 K-mile Air ACTIVE Unassigned 7.2 years
HS-KMC K-Mile Air 882da3 K-mile Air ACTIVE Unassigned 7.6 years
VH-XNH Qantas 7c764b Qantas Airways ACTIVE Unassigned 4.4 years
B-2525 China Postal Airlines 7bb044 China Postal Airlines ACTIVE Unassigned 6.8 years
EP-APO Iran Aseman Airlines 73060f Iran Aseman Airlines ACTIVE Unassigned 7.2 years
EP-APP Iran Aseman Airlines 730610 Iran Aseman Airlines ACTIVE Unassigned 7.6 years
EP-CAP Caspian Airlines 730c30 Caspian Airlines ACTIVE Unassigned 6.4 years
EP-CAQ Caspian Airlines 730c31 Caspian Airlines ACTIVE Unassigned 6.8 years
EP-CAR Caspian Airlines 730c32 Caspian Airlines ACTIVE Unassigned 7.2 years
EP-TBJ Taban Air Lines 73504a Taban Air ACTIVE Unassigned 7.2 years
JY-JAP Jordan Aviation 742830 Jordan Aviation ACTIVE Unassigned 6.8 years
JY-RFF Royal Falcon 7448c6 Royal Falcon Airlines ACTIVE Unassigned 4.0 years
EI-STU Air Contractors 4caaab Carrier Owned ACTIVE Unassigned 7.6 years
EI-STW Air Contractors 4cac6d Carrier Owned ACTIVE Unassigned 4.4 years
TF-BBH Bluebird Cargo 4cc0dc Bluebird Cargo ACTIVE Unassigned 5.2 years
TF-BBJ Bluebird Cargo 4cc0df Bluebird Cargo ACTIVE Unassigned 6.0 years
TF-BBO TNT Airways 4cc401 Carrier Owned ACTIVE Unassigned 4.0 years
TF-BBK Bluebird Cargo 4cc505 Bluebird Cargo ACTIVE Unassigned 6.4 years
TF-BBL European Air Transport 4cc514 Bluebird Cargo ACTIVE Unassigned 6.8 years
TF-BBM Bluebird Cargo 4cc515 Carrier Owned ACTIVE Unassigned 7.2 years
9H-HUE Blue Panorama Airlines 4d20ff Everjets ACTIVE Unassigned 4.0 years
9H-AMW Blue Panorama Airlines 4d212f Blue Panorama Airlines ACTIVE Unassigned 5.2 years
LY-CGC Tunisair 503d22 Tunisair ACTIVE Unassigned 6.0 years
LY-MGC Norwegian Air International (D8) 503d23 Ellinair ACTIVE Unassigned 6.0 years
LY-PGC Grand Cru Airlines 503d24 Grand Cru Airlines ACTIVE Unassigned 7.2 years
LY-GTW Norwegian Air International (D8) 503d27 Norwegian Air International ACTIVE Unassigned 4.8 years
OM-GTD Niki 505c94 Niki ACTIVE Unassigned 5.6 years
OM-DEX Air Explore 505c98 Air Explore ACTIVE Unassigned 6.4 years
OM-EEX Air Explore 505ca5 Air Explore ACTIVE Unassigned 6.8 years
B-2891 China Postal Airlines 78052b China Postal Airlines ACTIVE Unassigned 5.2 years

Recent Delivery Flights

No recent OEM factory delivery flights recorded for this model in the sample period.

Recorded Safety Occurrences

Zero major hull-loss safety occurrences on record for this type in the monitored dataset.