Flights from United States to the Republic of Singapore from $ 706*
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1 Passenger, Economy
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today
today
Best prices for United flights from United States to Republic of Singapore
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*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Best business class fares from United States to the Republic of Singapore
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San Francisco (SFO)to
Singapore (SIN)
06/10/26 - 06/25/26
Roundtrip
Business
from
$ 5,712
Viewed: 6 hours ago
Los Angeles (LAX)to
Singapore (SIN)
07/14/26 - 07/22/26
Roundtrip
Business
from
$ 6,185
Viewed: 18 hours ago
Houston (IAH)to
Singapore (SIN)
07/05/26 - 07/23/26
Roundtrip
Business
from
$ 7,392
Viewed: 19 hours ago
Chicago (ORD)to
Singapore (SIN)
07/01/26 - 08/11/26
Roundtrip
Business
from
$ 7,142
Viewed: 11 hours ago
Newark/New York (EWR)to
Singapore (SIN)
05/27/26 - 06/02/26
Roundtrip
Business
from
$ 6,739
Viewed: 1 hour ago
Washington, D.C. (IAD)to
Singapore (SIN)
10/06/26 - 10/26/26
Roundtrip
Business
from
$ 7,242
Viewed: 12 hours ago
Boston (BOS)to
Singapore (SIN)
06/24/26 - 07/14/26
Roundtrip
Business
from
$ 5,000
Viewed: 11 hours ago
Denver (DEN)to
Singapore (SIN)
09/09/26 - 09/23/26
Roundtrip
Business
from
$ 7,152
Viewed: 16 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.