Book Flights from Bangkok to Seattle with Thai Airways from THB46,315

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

*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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From
To
Fare Type
Dates
Price
Bangkok (BKK)Seattle (SEA)​Round trip
/
Economy		10/04/2026 - 20/04/2026

From

THB46,315

Updated: 43 minutes ago

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Bangkok (BKK)to

Osaka (KIX)
28/05/2026 - 03/06/2026
From
THB18,460
Updated: 53 minutes ago
​Round trip
Economy

Bangkok (BKK)to

Phuket (HKT)
25/04/2026 - 28/04/2026
From
THB3,690
Updated: 1 hour ago
​Round trip
Economy

Bangkok (BKK)to

Seoul (ICN)
27/03/2026 - 01/04/2026
From
THB14,130
Updated: 1 hour ago
​Round trip
Economy

Bangkok (BKK)to

Singapore (SIN)
27/02/2026 - 02/03/2026
From
THB9,235
Updated: 1 hour ago
​Round trip
Economy

Bangkok (BKK)to

Shanghai (PVG)
08/03/2026 - 13/03/2026
From
THB11,490
Updated: 59 minutes ago
​Round trip
Economy

Bangkok (BKK)to

Tokyo (TYO)
12/03/2026 - 19/03/2026
From
THB18,365
Updated: 54 minutes ago
​Round trip
Economy

Bangkok (BKK)to

London (LHR)
05/02/2026 - 04/03/2026
From
THB34,365
Updated: 56 minutes ago
​Round trip
Economy

Bangkok (BKK)to

Tokyo (NRT)
09/03/2026 - 14/03/2026
From
THB18,365
Updated: 22 hours ago
​Round trip
Economy

Bangkok (BKK)to

Sapporo (CTS)
06/05/2026 - 16/05/2026
From
THB20,590
Updated: 33 minutes ago
​Round trip
Economy

Bangkok (BKK)to

Fukuoka (FUK)
11/03/2026 - 15/03/2026
From
THB17,330
Updated: 16 minutes ago
​Round trip
Economy

Bangkok (BKK)to

Hong Kong (HKG)
05/02/2026 - 06/02/2026
From
THB7,625
Updated: 5 hours ago
​Round trip
Economy

Bangkok (BKK)to

Chiang Mai (CNX)
05/05/2026 - 05/05/2026
From
THB3,395
Updated: 23 hours ago
​Round trip
Economy

Bangkok (BKK)to

Tokyo (HND)
24/04/2026 - 04/05/2026
From
THB18,340
Updated: 23 hours ago
​Round trip
Economy

Bangkok (BKK)to

Khon Kaen (KKC)
13/10/2026 - 09/11/2026
From
THB2,725
Updated: 21 hours ago
​Round trip
Economy

Phuket (HKT)to

Bangkok (BKK)
27/04/2026 - 29/04/2026
From
THB3,690
Updated: 20 hours ago
​Round trip
Economy

Bangkok (BKK)to

Taipei (TPE)
10/06/2026 - 16/06/2026
From
THB8,920
Updated: 16 hours ago
​Round trip
Economy

Bangkok (BKK)to

Hat Yai (HDY)
19/10/2026 - 30/10/2026
From
THB3,705
Updated: 21 hours ago
​Round trip
Economy

Khon Kaen (KKC)to

Bangkok (BKK)
02/12/2026 - 08/12/2026
From
THB2,725
Updated: 22 hours ago
​Round trip
Economy

Chiang Mai (CNX)to

Bangkok (BKK)
16/03/2026 - 14/06/2026
From
THB3,395
Updated: 23 hours ago
​Round trip
Economy

Bangkok (BKK)to

Udon Thani (UTH)
10/02/2026 - 09/03/2026
From
THB2,935
Updated: 22 hours ago
​Round trip
Economy

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Top international routes from Bangkok