Flights from United States to the Republic of Singapore from $ 771*

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Best prices for United flights from United States to Republic of Singapore

$
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  • Washington, D.C. (IAD)to

    Singapore (SIN)
    04/23/26 - 05/10/26
    from
    $ 1,396
    Viewed: 1 day ago
    Roundtrip
    Economy

    Denver (DEN)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,326
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Houston (IAH)to

    Singapore (SIN)
    04/22/26 - 05/06/26
    from
    $ 1,326
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Dallas (DFW)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,030
    Viewed: 6 hours ago
    Roundtrip
    Economy

  • Boston (BOS)to

    Singapore (SIN)
    04/18/26 - 04/23/26
    from
    $ 1,806
    Viewed: 1 day ago
    Roundtrip
    Economy

    Austin (AUS)to

    Singapore (SIN)
    04/21/26 - 04/28/26
    from
    $ 1,426
    Viewed: 7 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Singapore (SIN)
    04/20/26 - 05/04/26
    from
    $ 876
    Viewed: 4 hours ago
    Roundtrip
    Economy

    Honolulu (HNL)to

    Singapore (SIN)
    04/19/26 - 04/26/26
    from
    $ 1,295
    Viewed: 6 hours ago
    Roundtrip
    Economy

  • Las Vegas (LAS)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,326
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Orlando (MCO)to

    Singapore (SIN)
    04/06/26 - 04/20/26
    from
    $ 1,526
    Viewed: 5 hours ago
    Roundtrip
    Economy

    San Diego (SAN)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,326
    Viewed: 4 hours ago
    Roundtrip
    Economy

    Phoenix (PHX)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,150
    Viewed: 5 hours ago
    Roundtrip
    Economy

  • Miami (MIA)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,226
    Viewed: 5 hours ago
    Roundtrip
    Economy

    Philadelphia (PHL)to

    Singapore (SIN)
    04/21/26 - 05/05/26
    from
    $ 1,200
    Viewed: 5 hours ago
    Roundtrip
    Economy

    Baltimore (BWI)to

    Singapore (SIN)
    04/06/26 - 04/20/26
    from
    $ 1,526
    Viewed: 7 hours ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Singapore (SIN)
    04/22/26 - 05/16/26
    from
    $ 1,211
    Viewed: 20 hours ago
    Roundtrip
    Economy

*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

$

San Francisco (SFO)to

Singapore (SIN)
04/23/26 - 04/26/26

Roundtrip

Business

from
$ 4,259
Viewed: 18 hours ago

Chicago (ORD)to

Singapore (SIN)
12/02/26 - 12/16/26

Roundtrip

Business

from
$ 5,941
Viewed: 1 day ago

Los Angeles (LAX)to

Singapore (SIN)
06/16/26 - 06/23/26

Roundtrip

Business

from
$ 5,340
Viewed: 23 hours ago

Newark/New York (EWR)to

Singapore (SIN)
07/13/26 - 07/24/26

Roundtrip

Business

from
$ 5,948
Viewed: 20 hours ago

Houston (IAH)to

Singapore (SIN)
07/09/26 - 07/24/26

Roundtrip

Business

from
$ 5,363
Viewed: 3 hours ago

Washington, D.C. (IAD)to

Singapore (SIN)
06/08/26 - 06/24/26

Roundtrip

Business

from
$ 6,146
Viewed: 13 hours ago

Denver (DEN)to

Singapore (SIN)
05/25/26 - 06/17/26

Roundtrip

Business

from
$ 5,668
Viewed: 13 hours ago

Dallas (DFW)to

Singapore (SIN)
05/13/26 - 07/15/26

Roundtrip

Business

from
$ 5,243
Viewed: 17 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.

Explore more United flights from United States to the Republic of Singapore