Book Flights from Seattle to Bangkok with Thai Airways from USD1,064

Promotion Code

Find the Best Time and Daily Ticket Prices for Seattle to Bangkok

Try alternate month or interact with individual days below in order to find offers.
Sep 2026
Try another month to see offers
Oct 2026
Try another month to see offers
Nov 2026
Try another month to see offers
Displaying fares for September-2026
  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    16

    We

    SEP

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    17

    Th

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    18

    Fr

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    19

    Sa

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    20

    Su

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    21

    Mo

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    22

    Tu

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    23

    We

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    24

    Th

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    25

    Fr

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    26

    Sa

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    27

    Su

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    28

    Mo

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    29

    Tu

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    30

    We

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    01

    Th

    OCT

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    02

    Fr

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    03

    Sa

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    04

    Su

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    05

    Mo

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    06

    Tu

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    07

    We

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    08

    Th

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    09

    Fr

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    10

    Sa

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    11

    Su

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    12

    Mo

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    13

    Tu

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    14

    We

  • SEA–BKK: cmp-view-offers-disclaimer. Find Offers
    15

    Th

    • *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 Seattle to Bangkok Flights on Thai Airways

    keyboard_arrow_down
    Best Deals for Seattle to Bangkok Flights on Thai Airways
    From
    To
    Fare Type
    Dates
    Price
    Seattle (SEA)Bangkok (BKK)​Round trip
    /
    Economy    		26/12/2026 - 30/01/2027

    From

    USD1,064

    Updated: 13 hours ago

    Seattle (SEA)Bangkok (BKK)​Round trip
    /
    Economy    		26/12/2026 - 31/01/2027

    From

    USD1,104

    Updated: 15 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at the time of booking.

    Popular Business Class Flight Deals from Seattle to Bangkok

    *Fares displayed have been collected within the last 24hrs and may no longer be available at the time of booking.

    Book Flights from Seattle to Bangkok with Thai Airways

    Explore Thai Airways's Top-Pick Destinations