
Singapore Airlines low fares from San Francisco to Male MLE, Maldives for travel from late October into May 2019. The real deal is Premium Economy at $1,465 round trip. These tickets book into Standard Premium Economy P class for SFO-SIN-SFO flight segments and Economy M class for SIN-MLE-SIN. Premium Economy P class is eligible for Business Class upgrade for 57,000 KrisFlyer miles each way at the lower level Saver upgrade or 80,000 each way at the Advantage upgrade level.