San Francisco to Singapore is a popular route for families visiting Southeast Asia, and right now United MileagePlus is pricing economy awards at 43,900 miles one-way. With only $6 in taxes, this is an unusually low out-of-pocket cost for a long-haul international flight.
For context, economy awards on this route typically run around 60,000 miles through United's dynamic pricing. At 43,900 miles, you're saving roughly 16,000 miles per ticket, which adds up quickly if you're booking for a family of four.
Availability looks strong for August 3, 2026, with plenty of seats showing at this price point. August falls within summer travel season, so finding award space at a below-average rate is a nice bonus for families working around school schedules.
One practical tip: if you're flexible by a few days in either direction, search nearby dates as well. Award pricing can shift daily, and you may find similar rates on adjacent departures.
How to book
Search and book directly through United's award search tool: https://www.united.com/en/us/book-flight/united-awards/search