“…One of the key factors that influence the success of critical infrastructures as airports is their geographic proximity to inland markets (Florido-Benítez, 2021b, 2021c, 2021d. This was demonstrated in several regional context such as (Guerrero, 2021;Moura et al, 2017) Japan (Xu and Itoh, 2018), USA (Malchow and Kanafani, 2004), South America (Tiller and Thill, 2017) and China (Wang et al, 2018). However, the impact of distance on inland flows varies considerably depending on the shape and the geographic character of countries (Guerrero, 2021).…”