In addition to UA613 and UA957 mentioned above
UA46 IAH-FRA 772 cancelled due to maintenance after an anticipated 5 hr 51 min delay. Return UA47 FRA-IAH on 8/17 cancelled as a result.
UA196 GUM-NRT 738 cancelled due to Typoon Ampil. Return UA197 NRT-GUM on same day cancelled as a result.
UA673 BCN-SFO 772 cancelled due to maintenance after a 55 min delay.
UA824 SPN-NRT 738 cancelled due to Typhoon Ampil. Return UA841 NRT-GUM on same day cancelled as a result.
UA828 GUM-NRT 738 cancelled due to Typhoon Ampil. Return UA827 NRT-GUM on same day cancelled as a result.
UA849 GUM-HND 738 cancelled due to Typhoon Ampil. Return UA848 HND-GUM on same day cancelled as a result.
UA864 GUM-NRT 738 cancelled due to Typhoon Ampil. Return UA865 NRT-GUM on same day cancelled as a result.
UA873 GUM-NRT 738 cancelled due to Typhoon Ampil. Return UA874 NRT-GUM on same day cancelled as a result.
UA875 SFO-HND 772 returned to SFO after 6 hrs 36 mins in the air. Flight was delayed by 10 hrs 16 mins. Return UA804 HND-IAD on 8/17 delayed by 9.5 hours as a result.
UA942 IAD-LIS 752 cancelled due to maintenance after a 2 hr 20 min delay. Return UA943 LIS-IAD on 8/17 cancelled as a result.