Seattle / Tacoma (SEA) to Bangkok (BKK) cheap flight deal from $667 USD in economy class

OZAsiana Airlines

Round Trip•Economy

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

BKK

Suvarnabhumi Airport

Bangkok, Thailand

$1,053 USD

-37%$667 USD

Verified Sep 21, 2025 at 5:36 PM

October 2025

Today

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Tue

Wed

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Sun

29$1,423 30$696 1 2 3$1,285 4$796 5$861 6$1,170 7$1,882 8$2,049 9$2,049 10$1,835 11$2,096 12$1,740 13$2,049 14$1,407 15$1,315 16$1,265 17 18$956 19$861 20$1,170 21$861 22 23$696 24 25$762 26 27$679 28$667 29$687 30 31$956 1 2

Fair Availability

34% of dates checked are available within 10% of the lowest price

Saturday, October 4th, 2025

7 round-trip options

Returning

Fri, Oct 10, 2025•6 Day Trip

$1,556 USD

Google Flights

Returning

Mon, Oct 13, 2025•9 Day Trip

$812 USD

Google Flights

Returning

Tue, Oct 14, 2025•10 Day Trip

$796 USD

Google Flights

Returning

Wed, Oct 15, 2025•11 Day Trip

$796 USD

Google Flights

Returning

Thu, Oct 16, 2025•12 Day Trip

$796 USD

Google Flights

Returning

Fri, Oct 17, 2025•13 Day Trip

$796 USD

Google Flights

Returning

Sat, Oct 18, 2025•14 Day Trip

$796 USD

Google Flights