I-United Airlines ibhengeze namhlanje ukuba ithathe ukuhanjiswa kweenqwelomoya zayo zokuqala ezingama-737 MAX 9 ukusuka kwiZiko lonikezelo lweBoeing eSeattle, WA. Inqwelomoya entsha, efike kanye emva koMhla woMhlaba, inciphisa ukusetyenziswa kwamafutha kunye nokukhutshwa kweCO2 ngokuphawulekayo xa kuthelekiswa neenqwelomoya zesizukulwana esidala. Ngembeko yale nqwelo-moya i-eco-friendly, i-United inike i-MAX i-livery entsha, efana nenqwelo-moya yayo ye-Boeing Dreamliner eyonga amafutha, ukuze abasebenzi kunye nabathengi babone lula indiza kunye nokusebenza kwayo okuphezulu kwe-fuel.
United ilindele ukuthatha unikezelo ezimbini ngaphezulu 737 MAX 9 inqwelo moya kule nyanga, kwaye uya kuba 10 737 MAX 9 moya ekupheleni 2018. Njengoko zaziswe ngaphambili, inqwelomoya uya kungena ishedyuli United Juni 7 kunye nenkonzo phakathi hub yenqwelo moya e Houston kaThixo George. Bush Intercontinental Airport kunye nezixeko ezihlanu - Anchorage, Alaska; eAustin, eTexas; eFort Lauderdale, FL; Orlando, FL. kunye neSan Diego. Inqwelomoya iza kusebenza kwiindlela ezongezelelweyo ukusuka eHouston naseLos Angeles kwisikhululo seenqwelomoya samazwe ngamazwe ukuqala nge-29 kaJuni.