The cheapest Amsterdam to Singapore return flight on the radar right now is €496, flying with Xiamen Airlines via one or more connections. It covers departures in December 2026, and every dated link below opens that exact AMS–SIN search on Skyscanner. That is roughly 16% below the €591 this route usually costs. Across 94 recorded checks it has ranged between €496 and €797. Our sampling points to December 2026 as the cheapest month to fly Amsterdam to Singapore.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from Amsterdam? We track 61 other departure cities for Singapore, listed at the foot of this page.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since Amsterdam to Singapore is often still worth booking within a day or two of the fare we found.