Bayan gabatarwar jirgin sama tare da Pan Am, wasu kamfanonin jiragen sama da suka sayi 747 don ci gaba da gasa sun fara sanya nasu 747s cikin sabis. Boeing ya kiyasta cewa rabin farkon tallace-tallace na 747 sun kasance ga kamfanonin jiragen sama da ke son dogon jirgin sama maimakon ƙarfin ɗaukar kaya. Yayin da 747 ke da mafi ƙarancin yuwuwar farashin aiki a kowace kujera, ana iya cimma wannan ne kawai lokacin da jirgin ya cika; farashin kowane kujera ya karu da sauri yayin da aka rage yawan kujerun. A cikin ƙaramin jirgin sama mai ɗaukar 747, tare da kashi 70 cikin ɗari na kujerun da aka ɗauka, an yi amfani da fiye da kashi 95 cikin ɗari na man fetur da ake buƙata ta jirgin saman Amurka mai ɗaukar nauyi. Duk da haka, matsaloli na fasaha sun faru, sun kasance ƙananan kuma an warware su da sauri. Bayan gabatarwar jirgin sama tare da Pan Am a 1980, sauran kamfanonin jiragen sama waɗanda suka sayi 747 don ci gaba da kasancewa masu gasa sun fara sanya nasu 747s cikin sabis. Boeing ya kiyasta cewa rabin farkon tallace-tallace na 747 sun kasance ga kamfanonin jiragen sama masu son dogon zango na jirgin sama maimakon
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