Islamabad: The post-Hajj flight operation is underway as 34,000 Pakistani Hujjaj have returned home after performing Hajj.According to Radio Pakistan, 250 Khuddam-ul-Hujjaj have completed their duties and returned home after serving the Hujjaj.To avoid congestion at airports, the Pakistan Hajj Mission has arranged city check-in facilities at Hujjaj's accommodations. Under this facility, baggage processing and boarding formalities are being completed 24 hours before departure.The return flight operation for Pakistani pilgrims will continue till 30th of this month.