<?php
function formatar($preco) {
}
$texto = 'Melhor preço sem escalas R$ 1.367\n-Melhor preço com escalas R$ 994';
if (preg_match('/sem escalas R\$ (\d+(?:\.\d{3})*).*com escalas R\$ (\d+(?:\.\d{3})*)/s', $texto, $matches)) { echo "Sem escalas: ". formatar($matches[1]);
echo "\nCom escalas: ". formatar($matches[2]);
}
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