Featured airlines
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 40% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap Flights from St. Louis to Singapore (STL-SIN)
Prices were available within the past 7 days and start at S$918 for one-way flights and S$2,279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,279 Return, found 7 hours ago
S$2,279
Return
found 7 hours ago
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,494 Return, found 7 hours ago
S$2,494
Return
found 7 hours ago
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,519 Return, found 7 hours ago
S$2,519
Return
found 7 hours ago
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,525 Return, found 7 hours ago
S$2,525
Return
found 7 hours ago
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,530 Return, found 7 hours ago
S$2,530
Return
found 7 hours ago
Mon, 4 Aug - Sat, 9 Aug
STL
St. Louis
SIN
Singapore
S$2,577 Return, found 7 hours ago
S$2,577
Return
found 7 hours ago
Expedia's Latest Trends
Flights
Flights from Singapore to Koh SamuiFlights from Singapore to SempornaFlights from Singapore to UlaanbaatarFlights from Singapore to George TownFlights from Singapore to Genting HighlandsFlights from San Jose to TemeculaFlights from Singapore to PatnaFlights from Singapore to ManilaFlights from Singapore to SuzhouFlights from Gorakhpur to SingaporeFlights from Singapore to IpohFlights from Sepang to SingaporeFlights from Chiang Mai to SingaporeFlights from Singapore to Siem ReapFlights from Singapore to MersingFlights from Taoyuan City to KaohsiungFlights from Singapore to YangonFlights from Singapore to HuangshanFlights from Singapore to Shah AlamFlights from Senai to SingaporeFlights from Singapore to ChengduFlights from Singapore to SedonaFlights from Singapore to IncheonFlights from Singapore to SenaiFlights from Singapore to PerthFlights from Singapore to Can ThoFlights from Singapore to SepangFlights from Milwaukee to Mammoth LakesFlights from Pangkalan Bun to SingaporeFlights from Singapore to Malacca City
*Available to Expedia members.