Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Yukon as you normally would.
Related info for your journey
Useful info, stats and facts about Singapore to Yukon Territory flights.
Great question - SIN to YXY just means Singapore Changi Airport to Whitehorse Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Dawson City Airport (YDA).