This routing from SFO to SIN prices at 110,000 MileagePlus miles with just $18 in taxes and fees. Business class awards to Singapore typically run around 140,000 miles through United, so this represents a solid 30,000-mile savings for a premium long-haul flight.
The availability is for August 10, 2026, which falls during summer travel season when families often have more flexibility. Keep in mind there's only one seat showing, so this won't work for a group booking but could be a good option for a solo traveler or one parent scouting out the route.
United MileagePlus miles can be earned through credit card sign-up bonuses, transfers from Chase Ultimate Rewards, or flying United and Star Alliance partners. If you're sitting on a stash of miles and have Singapore on your list, this is a reasonable redemption rate for a comfortable journey.
Practical tip: With only one seat available, don't hesitate if this fits your plans. Award space to Asia in business class can be unpredictable, and single-seat availability tends to disappear quickly.
How to book
Search and book directly through United's award search tool: https://www.united.com/en/us/book-flight/united-awards/search