Cheap flights from Seattle to Bang Kachao

View AU$564 flight on Tue, 12 Aug. 2025Opens in a new window

Popular airlines from Seattle to Bang Kachao

  • EVA Airways

    EVA Airways

  • Cathay Pacific

    Cathay Pacific

  • Delta

    Delta

  • Korean Air

    Korean Air

  • All Nippon Airways

    All Nippon Airways

  • Qatar Airways

    Qatar Airways

  • Turkish Airlines

    Turkish Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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 2 days ago
AU$1,056
Return
found 2 days ago
Select Delta flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Thu, 28 Aug., priced at AU$1,056 found 2 days ago
Asiana Airlines
Mon, 17 Nov. - Wed, 3 Dec.
SEA
Seattle
BKK
Bangkok
AU$1,060 Return, found 16 hours ago
AU$1,060
Return
found 16 hours ago
Select Asiana Airlines flight, departing Mon, 17 Nov. from Seattle to Bangkok, returning Wed, 3 Dec., priced at AU$1,060 found 16 hours ago
Korean Air
Thu, 14 Aug. - Thu, 28 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,074 Return, found 2 days ago
AU$1,074
Return
found 2 days ago
Select Korean Air flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Thu, 28 Aug., priced at AU$1,074 found 2 days ago
United
Thu, 14 Aug. - Wed, 27 Aug.
SEA
Seattle
BKK
Bangkok
AU$1,091 Return, found 4 days ago
AU$1,091
Return
found 4 days ago
Select United flight, departing Thu, 14 Aug. from Seattle to Bangkok, returning Wed, 27 Aug., priced at AU$1,091 found 4 days ago
Philippine Airlines
Fri, 19 Sep. - Sun, 28 Sep.
SEA
Seattle
BKK
Bangkok
AU$1,207 Return, found 16 hours ago
AU$1,207
Return
found 16 hours ago
Select Philippine Airlines flight, departing Fri, 19 Sep. from Seattle to Bangkok, returning Sun, 28 Sep., priced at AU$1,207 found 16 hours ago
All Nippon Airways
Fri, 19 Sep. - Sun, 28 Sep.
SEA
Seattle
BKK
Bangkok
AU$1,232 Return, found 16 hours ago
AU$1,232
Return
found 16 hours ago
Select All Nippon Airways flight, departing Fri, 19 Sep. from Seattle to Bangkok, returning Sun, 28 Sep., priced at AU$1,232 found 16 hours 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.