Originally Posted by bloretamilan

I am surprised that MAA-SIN-ICN-SFO is shorter than MAA-LHR-SFO. In terms of travel time both of them are almost the same. The layover in LHR is 4 hrs and that is the same as 3.5+1 in SIN and ICN. So, I wonder how the SIN-ICN route is shorter than LHR.
- BT