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Spain Chooses Airbus A321 for SIGINT Spy Plane Fleet

October 6, 2026

2 min read

Key Takeaways

Spain selects Airbus A321 for SIGINT spy plane fleet.
A321 chosen for Santiago II-SCAPA program.
Three aircraft planned under the program.
Potential national AEW solution may be based on A321.

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Strategic Implications

This selection may indicate Spain's preference for Airbus platforms in special-mission applications, which could strengthen the company's position in the European market. The potential for a national AEW solution based on the A321 suggests a possible expansion of Spain's airborne surveillance capabilities, which could have implications for NATO's separate AWACS replacement program.

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What Happened

Airbus Platform Selected For Future Crewed Signals Intelligence Aircraft

The Spanish Air and Space Force has chosen the Airbus A321 as the platform for its future crewed signals intelligence (SIGINT) aircraft, according to the Revista de Aeronáutica y Astronáutica. The selection is part of the Santiago II-SCAPA program, which aims to develop a sovereign Spanish SIGINT solution comprising three aircraft. The A321 was expected to emerge from a platform definition study launched under the program, and its selection may create an opportunity to develop a national AEW configuration around the same platform and industrial base. This development was first reported by AeroTime.

Source | Originally Published: October 6, 2026

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