Star Alliance member United Airlines within the last 20 minutes gradually updated winter 2017/18 schedule, mainly focusing on the 747-400 service retirement. Based on the current update (for the weekend of 20JAN17), United currently schedules last 747-400 service in late-October 2017.
Previously planned 747-400 service will be replaced by 777-200ER (except Shanghai by 787-9). Effective date for the replacement aircraft operation listed below is based on US departure.
San Francisco – Shanghai Pu Dong (UA857/858; this was reflected in previous schedule update)
San Francisco – Beijing
San Francisco – Frankfurt
San Francisco – Taipei Taoyuan
San Francisco – Tokyo Narita
San Francisco – Seoul Incheon
Tentatively scheduled as last 747 service, the 747 departs San Francisco on 28OCT17, Seoul Incheon on 29OCT17. This is set as tentative partially due to aircraft listing discrepancy on San Francisco - Taipei Taoyuan for 27-29OCT17).
United's seasonal 747-400 San Francisco – London Heathrow operation during summer, is scheduled until 27OCT17.
Note the airline's final 747-400 scheduled service remains subject to change, pending on future delivery of 777-300ER and other aircraft type.