UA70 EWR-AMS 772 returned to EWR after 2 hrs 36 mins in the air. Flight took off again with a different aircraft and arrived at AMS 6 hrs 44 mins late.
UA510 EWR-FCO 763 (usually 764) cancelled due to maintenance after a 5 hr 17 min delay. Flight will continue to FCO as UA3028 departing on 3/30. Return UA509 FCO-EWR on 3/30 cancelled as a result. Flight will continue to EWR as UA3029 departing on 4/1.
UA803 IAD-HND 772 diverted to SFO. Flight will continue to HND as UA3030 departing on 3/30 with a 77W. Return UA130 HND-EWR on 3/30 cancelled due to an unexpected operational issue. Replacement flight UA3027 was scheduled 20 hrs 45 mins later than UA130.
UA855 LIM-IAH 763 cancelled due to an unexpected disruption beyond United's control. Replacement flight UA3018 was scheduled 2.5 hours before UA855.
UA883 LHR-EWR 763 cancelled due to maintenance.
UA953 ORD-MUC 788 cancelled due to maintenance. Return UA952 MUC-ORD on 3/30 cancelled as a result.