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Delta Advances Fleet Efficiency with VCT Finlets Across 737NG Fleet

$DALPress releaseJun 17, 2026, 7:00 AM ETRead the release

Delta Air Lines will install Vortex Control Technologies' finlet modification packages on its fleet of 240 Boeing 737-800 and 737-900ER aircraft to enhance fuel efficiency and reduce drag. The decision followed a comprehensive technical collaboration and in-service evaluation, including flight test data and computational fluid dynamics analysis.

Key figures

Destinations
290
Delta employees
100000
Peak day flights
5000
Fleet modification count
240

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