British Airways canceled 78 scheduled flights to or from Heathrow today and easyJet cut off at least 30 scheduled flights to or from Gatwick. Meanwhile, long queues at Manchester Airport re-emerged this morning as unrest continued at the UK’s third largest airport. It comes amid travel chaos as the Covid-19 continues to affect airlines struggling with rising staff illness levels. Hundreds of flights were canceled at the weekend and passengers suffered hours of delays due to staff shortages. EasyJet canceled 222 flights over the weekend, with 70 extra flights yesterday, while BA also canceled about 70 flights. BA cancellations today include some flights