Illustration: Luís de Camões Airport Observatory (original work). Not to scale; not the airport design.

A complementary airport at the Montijo air base was proposed in earlier years and later abandoned in favour of a single new airport. The Government argued in 2024 that a two-airport solution would double negative environmental effects. Montijo still appears as a municipality in the environmental register.

Record details

Record ID: FAQ-051
As-of date: 17 October 2026
First seen by the observatory: 17 October 2026
Last verified: 18 October 2026
Answer state: Answered from sources
Order: 51
Topic: History and alternatives

Sources

APA environmental impact assessment register: process AIA 3982Agência Portuguesa do Ambiente (SIAIA) · 1 — Legal decision or regulation Original (opens the issuer’s website)
Government chooses Alcochete as the site of the new airportPortuguese Government (XXIV Constitutional Government) · 14 May 2024 · 2 — Official report, plan or statement Original (opens the issuer’s website)