Boeing to Open Fourth 737 Production Line

New line to launch in Everett, Washington this summer

Published on Feb. 10, 2026

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Boeing announced plans to open a fourth production line for its 737 aircraft at its facility in Everett, Washington. The new line is expected to come online in mid-summer, according to a Boeing executive speaking at an aerospace industry conference.

Why it matters

The additional 737 production capacity will help Boeing meet ongoing demand for its best-selling commercial airplane model. The 737 is a critical part of Boeing's business, and increasing output aligns with the company's efforts to ramp up production after pandemic-related disruptions.

The details

The new 737 production line will be located at Boeing's Everett, Washington facility. The announcement was made by a Boeing executive during the Pacific Northwest Aerospace Association's Advance 2026 conference.

  • The new 737 production line is expected to open in mid-summer 2026.

The players

Boeing

A major American aerospace company and manufacturer of commercial airplanes, defense, space and security systems.

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What’s next

Boeing will need to hire and train additional workers to staff the new 737 production line in Everett.

The takeaway

Boeing's decision to add a fourth 737 production line demonstrates the company's confidence in continued strong demand for its best-selling commercial airplane model as the aviation industry recovers from the pandemic.