Southwest Airlines 737

Narrow-body jet

Fleet as reported in the 2025 annual filing · Registry & ages refreshed Sep 1, 2026

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Airframes in the filing: 2; 4th-largest Southwest Airlines sub-fleet
In service: 2
Stored: 0
Average age: 14.7 yr

Where the 737 sits in Southwest Airlines's fleet

The 737 is 0.2% of Southwest Airlines's 858 tracked mainline aircraft.

Boeing 737-700 40.9%

Share of Southwest Airlines's mainline fleet · each type a slice · the 737 is the ringed slice at 0.2%

Other Southwest Airlines types

How old is the Southwest Airlines 737 fleet?

Southwest Airlines 737 — airframes by age (years)

0–4

5–9

10–14

15–19

20–24

25–29

30+

Age is measured from each airframe's delivery date — the FAA airworthiness date where available, otherwise the manufacturer's. Bars share a fixed scale across every fleet page, so two carriers can be compared directly.

Oldest airframeN968WNBoeing 73714.7 yr · Delivered Dec 16, 2011

Newest airframeN969WNBoeing 73714.7 yr · Delivered Dec 18, 2011

See all 2 737 tail numbers in Southwest Airlines's fleet →

Frequently asked

How many 737 does Southwest Airlines have?

Southwest Airlines operates about 2 737 aircraft — 2 in service and 0 stored in its latest US DOT fleet filing.

How old are Southwest Airlines's 737?

Southwest Airlines's 737 fleet averages about 14.7 yr, ranging from 14.7 yr to 14.7 yr.