Narrowbody airliners · Boeing

Boeing 737-900/900ER B739

The Boeing 737-900 is the longest member of the 737 Next Generation family, seating about 178 to 220 passengers. Most built were the 737-900ER, which added extra exit doors and fuel to unlock more seats and range. It filled the gap left as the larger Boeing 757 went out of production.

737-900s airborne over the US now

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— of all airborne aircraftplus — on the ground

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    737-900s in the air over the last 24 hours

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    Specifications

    ICAO code
    B739
    First flight
    2000
    Typical cruise
    450 kt / 518 mph
    Service ceiling
    41,000 ft
    Range
    2,950 nm / 3,395 mi
    Capacity
    178-220 seats
    Length
    42.1 m / 138 ft
    Wingspan
    35.8 m / 117 ft

    Engines: 2 x CFM56-7B turbofans. Family: 737 Next Generation. Figures are typical published values, rounded; real performance depends on variant, weight and conditions.

    What it does in US skies

    Delta, United and Alaska fly the 737-900ER on busy domestic routes and to Hawaii from the West Coast. It is a common sight at hubs like Atlanta, Detroit, Minneapolis, Houston and Seattle.

    Main US operators: United Airlines, Delta Air Lines, Alaska Airlines.

    How to recognize a 737-900

    • Very long 737 fuselage with two pairs of overwing exits.
    • The 900ER has an extra small exit door aft of the wing on each side.
    • Winglets on most, and a pointed tail cone.
    • Looks stretched compared with the 737-800 when parked side by side.

    How it looks on a flight tracker

    Cruises at FL330 to FL390 at 420 to 520 kt. Look for DAL, UAL and ASA callsigns, often on longer domestic legs.

    History

    The 737-900 entered service with Alaska Airlines in 2001, and the 900ER followed with Lion Air in 2007. About 550 of the two versions were delivered.

    Where 737-900s are right now

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    Questions

    What is the ICAO code for the Boeing 737-900/900ER?

    The ICAO aircraft type designator for the Boeing 737-900/900ER is B739. Flight trackers and flight plans use this four-character code.

    How fast does the 737-900 fly?

    The Boeing 737-900/900ER typically cruises at about 450 knots true airspeed (about 518 mph). Ground speed on a tracker varies with the wind.

    How high can the 737-900 fly?

    Its service ceiling is about 41,000 ft.