Cheap flights from Seattle to Bang Kachao

View AU$566 flight on Thu, 14 Aug. 2025Opens in a new window

Popular airlines from Seattle to Bang Kachao

  • Air Canada

    Air Canada

  • EVA Airways

    EVA Airways

  • China Airlines

    China Airlines

  • Cathay Pacific

    Cathay Pacific

  • Delta

    Delta

  • Emirates

    Emirates

  • Japan Airlines

    Japan Airlines

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Cheap Flights from Seattle (SEA) to Bang Kachao (BKK)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 14 Aug. - Thu, 28 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,056 Return, found 1 day ago
AU$1,056
Return
found 1 day ago
Select Delta flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Thu, 28 Aug., priced at AU$1,056 found 1 day ago
Asiana Airlines
Thu, 14 Aug. - Thu, 28 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,063 Return, found 1 day ago
AU$1,063
Return
found 1 day ago
Select Asiana Airlines flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Thu, 28 Aug., priced at AU$1,063 found 1 day ago
Korean Air
Thu, 14 Aug. - Thu, 28 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,074 Return, found 1 day ago
AU$1,074
Return
found 1 day ago
Select Korean Air flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Thu, 28 Aug., priced at AU$1,074 found 1 day ago
United
Thu, 14 Aug. - Wed, 27 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,091 Return, found 3 days ago
AU$1,091
Return
found 3 days ago
Select United flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Wed, 27 Aug., priced at AU$1,091 found 3 days ago
China Airlines
Mon, 3 Nov. - Thu, 6 Nov.
SEA
Seattle
BKK
Bangkok
AU$1,325 Return, found 3 days ago
AU$1,325
Return
found 3 days ago
Select China Airlines flight, departing Mon, 3 Nov. from Seattle to Bangkok, returning Thu, 6 Nov., priced at AU$1,325 found 3 days ago
All Nippon Airways
Fri, 10 Apr. - Sat, 25 Apr.
SEA
Seattle
BKK
Bangkok
AU$1,386 Return, found 1 day ago
AU$1,386
Return
found 1 day ago
Select All Nippon Airways flight, departing Fri, 10 Apr. from Seattle to Bangkok, returning Sat, 25 Apr., priced at AU$1,386 found 1 day ago

Find the cheapest month to fly from Seattle (SEA) to Bangkok (BKK)

March is typically the cheapest month to fly

From AU$1,004 - AU$1,363 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.