Book Flights from Bangkok to Seattle with Thai Airways from THB43,100

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    • *Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

    Best Deals for Bangkok to Seattle Flights on Thai Airways

    THB

    *Best fares on flights found by others in the last 48 hours.

    Book Flights from Bangkok to Seattle with Thai Airways

    Relevant Thai Airways Routes

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    THB
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    From
    To
    Fare Type
    Dates
    Price
    Bangkok (BKK)Seattle (SEA)​Round trip
    /
    Economy    		03/07/2026 - 31/07/2026

    From

    THB43,100

    Updated: 7 hours ago

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    Bangkok (BKK)to

    Seoul (ICN)
    12/06/2026 - 13/06/2026
    From
    THB15,050
    Updated: 14 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Hong Kong (HKG)
    02/06/2026 - 03/06/2026
    From
    THB7,120
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Phuket (HKT)
    08/10/2026 - 20/10/2026
    From
    THB3,690
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Singapore (SIN)
    07/06/2026 - 26/06/2026
    From
    THB7,233
    Updated: 2 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Chiang Mai (CNX)
    29/06/2026 - 22/07/2026
    From
    THB3,395
    Updated: 2 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Tokyo (NRT)
    07/06/2026 - 08/06/2026
    From
    THB19,470
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    London (LHR)
    06/08/2026 - 14/08/2026
    From
    THB35,990
    Updated: 6 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Shanghai (PVG)
    13/01/2027 - 17/01/2027
    From
    THB12,615
    Updated: 7 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Osaka (KIX)
    09/06/2026 - 15/06/2026
    From
    THB19,815
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Khon Kaen (KKC)
    10/12/2026 - 07/01/2027
    From
    THB2,725
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Hat Yai (HDY)
    02/11/2026 - 01/12/2026
    From
    THB3,705
    Updated: 9 hours ago
    ​Round trip
    Economy

    Chiang Mai (CNX)to

    Bangkok (BKK)
    03/09/2026 - 01/10/2026
    From
    THB3,395
    Updated: 8 hours ago
    ​Round trip
    Economy

    Khon Kaen (KKC)to

    Bangkok (BKK)
    09/11/2026 - 23/11/2026
    From
    THB2,725
    Updated: 2 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Udon Thani (UTH)
    06/12/2026 - 16/12/2026
    From
    THB2,935
    Updated: 8 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Tokyo (TYO)
    04/06/2026 - 05/06/2026
    From
    THB19,470
    Updated: 14 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Frankfurt (FRA)
    05/11/2026 - 15/11/2026
    From
    THB32,615
    Updated: 3 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Taipei (TPE)
    01/06/2026 - 07/06/2026
    From
    THB9,440
    Updated: 14 hours ago
    ​Round trip
    Economy

    Bangkok (BKK)to

    Paris (CDG)
    16/10/2026 - 22/10/2026
    From
    THB33,450
    Updated: 8 hours ago
    ​Round trip
    Economy

    Hat Yai (HDY)to

    Bangkok (BKK)
    06/06/2026 - 08/06/2026
    From
    THB3,705
    Updated: 2 hours ago
    ​Round trip
    Economy

    Phuket (HKT)to

    Bangkok (BKK)
    11/07/2026 - 29/07/2026
    From
    THB3,690
    Updated: 2 hours ago
    ​Round trip
    Economy

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    Top international routes from Bangkok