Belgrade

Lufthansa flies JFK → SIN in both directions, with a through-ticket back to Belgrade. Economy Basic is hand baggage only; the four fares above it add a checked bag, lounge access or a lie-flat seat.

Air Serbia flies LHR → DXB → SIN in both directions, with a through-ticket back to Belgrade. Economy Basic is hand baggage only; the four fares above it add a checked bag, lounge access or a lie-flat seat.

Air Serbia flies SIN → LHR in both directions, with a through-ticket back to Belgrade. Economy Basic is hand baggage only; the four fares above it add a checked bag, lounge access or a lie-flat seat.