$470+ Cheap flights from Thailand to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEA
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Cheapest flights from Thailand to SeattleExplore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
Explore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.
This Booking.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:35 am
BKK
- SEA
1 stop22h 05m
Korean Air
Sun 9/2012:50 pm
SEA
- BKK
1 stop18h 55m
Korean Air
Deal found 7/29![Korean Air logo]()
$759
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:35 am
BKK
- SEA
1 stop22h 05m
Korean Air
Fri 9/1812:50 pm
SEA
- BKK
1 stop18h 55m
Korean Air
Deal found 7/28![Korean Air logo]()
$761
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:50 am
BKK
- SEA
1 stop38h 50m
Korean Air
Fri 9/1812:50 pm
SEA
- BKK
1 stop18h 55m
Korean Air
Deal found 7/31![Korean Air logo]()
$762
This FlightHub deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:45 am
BKK
- SEA
1 stop17h 30m
Asiana Airlines
Tue 10/2712:10 am
SEA
- BKK
1 stop21h 05m
Asiana Airlines
Deal found 8/1![Asiana Airlines logo]()
$768
This FlightHub deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1611:45 am
BKK
- SEA
1 stop17h 30m
Asiana Airlines
Sun 10/1812:10 am
SEA
- BKK
1 stop20h 30m
Asiana Airlines
Deal found 7/28![Asiana Airlines logo]()
$775
This Booking.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:30 pm
BKK
- SEA
1 stop25h 10m
Korean Air
Sun 9/2012:50 pm
SEA
- BKK
1 stop18h 55m
Korean Air
Deal found 7/31![Korean Air logo]()
$777
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:50 am
BKK
- SEA
1 stop17h 47m
Delta
Fri 9/41:00 pm
SEA
- BKK
1 stop22h 05m
Delta
Deal found 7/29![Delta logo]()
$778
This FlightHub deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:10 pm
BKK
- SEA
1 stop28h 55m
Cathay Pacific
Tue 10/2011:45 am
SEA
- BKK
1 stop33h 20m
Cathay Pacific
Deal found 7/28![Cathay Pacific logo]()
$779
This Korean Air deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:40 pm
BKK
- SEA
1 stop27h 00m
Korean Air
Thu 10/1512:50 pm
SEA
- BKK
1 stop22h 15m
Korean Air
Deal found 7/29![Korean Air logo]()
$781
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:35 am
CNX
- SEA
1 stop21h 05m
EVA Air
Mon 10/121:30 am
SEA
- CNX
1 stop18h 55m
EVA Air
Deal found 7/30![EVA Air logo]()
$862
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:20 pm
CNX
- SEA
1 stop36h 50m
STARLUX Airlines
Tue 10/131:55 pm
SEA
- CNX
2 stops36h 10m
STARLUX Airlines
Deal found 7/30![STARLUX Airlines logo]()
$874
This China Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:20 am
CNX
- SEA
1 stop22h 25m
Multiple Airlines
Sat 9/191:15 am
SEA
- CNX
2 stops22h 30m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$909
Best flights from Thailand to SeattleDiscover carefully curated flight deals from Thailand to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Thailand to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/119:40 am
BKK
- SEA
1 stop17h 16m
Delta
Thu 12/311:00 pm
SEA
- BKK
1 stop33h 25m
Delta
Deal found 7/29![Delta logo]()
$778
This China Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/302:35 am
BKK
- SEA
1 stop30h 35m
China Airlines
Sun 12/2712:10 am
SEA
- BKK
1 stop25h 35m
China Airlines
Deal found 7/27![China Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:35 am
BKK
- SEA
2 stops27h 51m
United Airlines
Thu 10/154:30 pm
SEA
- BKK
1 stop22h 05m
United Airlines
Deal found 7/27![United Airlines logo]()
$821
This China Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:20 am
CNX
- SEA
1 stop22h 25m
Multiple Airlines
Sat 9/191:15 am
SEA
- CNX
2 stops22h 30m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$909
This STARLUX Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:20 pm
CNX
- SEA
1 stop36h 50m
STARLUX Airlines
Thu 10/11:15 am
SEA
- CNX
1 stop24h 50m
STARLUX Airlines
Deal found 7/30![STARLUX Airlines logo]()
$929
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:35 am
CNX
- SEA
1 stop22h 15m
EVA Air
Thu 9/171:30 am
SEA
- CNX
2 stops27h 40m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,013
This Emirates deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:10 pm
DMK
- SEA
1 stop39h 15m
Emirates
Sun 10/255:05 pm
SEA
- DMK
1 stop37h 10m
Emirates
Deal found 7/27![Emirates logo]()
$1,565
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 am
BKK
- SEA
2 stops42h 26m
United Airlines
Fri 9/114:30 pm
SEA
- BKK
1 stop22h 05m
United Airlines
Deal found 7/30![United Airlines logo]()
$830
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:35 am
BKK
- SEA
2 stops46h 54m
United Airlines
Sun 11/13:40 pm
SEA
- BKK
1 stop22h 30m
United Airlines
Deal found 7/29![United Airlines logo]()
$832
This China Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2411:20 am
CNX
- SEA
1 stop21h 55m
China Airlines
Sat 9/261:15 am
SEA
- CNX
1 stop19h 05m
China Airlines
Deal found 7/27![China Airlines logo]()
$923
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:35 am
BKK
- SEA
1 stop18h 50m
United Airlines
Sat 10/177:25 pm
SEA
- BKK
2 stops24h 10m
United Airlines
Deal found 7/31![United Airlines logo]()
$833
This EVA Air deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2911:55 am
CNX
- SEA
2 stops21h 05m
EVA Air
Thu 10/11:30 am
SEA
- CNX
2 stops41h 50m
EVA Air
Deal found 7/29![EVA Air logo]()
$1,025
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:35 am
BKK
- SEA
2 stops39h 59m
United Airlines
Tue 9/1512:05 pm
SEA
- BKK
2 stops31h 30m
United Airlines
Deal found 7/30![United Airlines logo]()
$853
This Mytrip deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:25 am
DMK
- SEA
1 stop25h 45m
Multiple Airlines
Mon 9/141:55 am
SEA
- DMK
1 stop24h 45m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$1,167
This Emirates deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 pm
DMK
- SEA
1 stop39h 15m
Emirates
Wed 10/75:15 pm
SEA
- DMK
1 stop27h 55m
Emirates
Deal found 7/29![Emirates logo]()
$1,565
This Emirates deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:10 pm
DMK
- SEA
1 stop39h 15m
Emirates
Mon 11/24:05 pm
SEA
- DMK
1 stop26h 55m
Emirates
Deal found 7/31![Emirates logo]()
$1,570
This Emirates deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:50 pm
DMK
- SEA
1 stop27h 35m
Emirates
Fri 11/204:05 pm
SEA
- DMK
1 stop26h 55m
Emirates
Deal found 8/1![Emirates logo]()
$1,661
This Emirates deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:50 pm
DMK
- SEA
1 stop27h 35m
Emirates
Fri 11/204:05 pm
SEA
- DMK
1 stop37h 10m
Emirates
Deal found 8/1![Emirates logo]()
$1,661
This Emirates deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:50 pm
DMK
- SEA
2 stops32h 39m
Emirates
Mon 11/24:05 pm
SEA
- DMK
1 stop26h 55m
Emirates
Deal found 7/29![Emirates logo]()
$1,751
This Emirates deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1511:50 pm
DMK
- SEA
2 stops32h 39m
Emirates
Tue 10/205:15 pm
SEA
- DMK
1 stop27h 55m
Emirates
Deal found 7/28![Emirates logo]()
$1,751
This Emirates deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:10 pm
DMK
- SEA
1 stop39h 15m
Emirates
Sat 10/3110:40 am
SEA
- DMK
2 stops33h 20m
Emirates
Deal found 7/31![Emirates logo]()
$1,769
This Emirates deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/510:55 pm
DMK
- SEA
1 stop28h 40m
Emirates
Wed 12/164:05 pm
SEA
- DMK
1 stop37h 10m
Emirates
Deal found 7/31![Emirates logo]()
$1,803
This Emirates deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:00 am
DMK
- SEA
1 stop40h 35m
Emirates
Fri 12/114:05 pm
SEA
- DMK
1 stop37h 10m
Emirates
Deal found 7/31![Emirates logo]()
$1,822
Last-minute flights from Thailand to SeattleDiscover last-minute flight deals from Thailand to Seattle. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Thailand to Seattle. Data last updated August 1, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:35 am
CNX
- SEA
1 stop22h 15m
EVA Air
Thu 9/171:30 am
SEA
- CNX
1 stop18h 55m
EVA Air
Deal found 7/29![EVA Air logo]()
$968
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:35 am
BKK
- SEA
2 stops44h 39m
United Airlines
Mon 8/244:30 pm
SEA
- BKK
1 stop22h 05m
United Airlines
Deal found 7/28![United Airlines logo]()
$831
This oojo deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:35 am
BKK
- SEA
1 stop32h 15m
EVA Air
Mon 9/141:30 am
SEA
- BKK
1 stop32h 00m
EVA Air
Deal found 7/30![EVA Air logo]()
$862
This FlightHub deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:35 pm
BKK
- SEA
2 stops32h 39m
ANA
Mon 8/314:30 pm
SEA
- BKK
1 stop23h 25m
ANA
Deal found 7/28![ANA logo]()
$874
This Asiana Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:45 am
BKK
- SEA
1 stop18h 00m
Asiana Airlines
Sun 8/3012:10 am
SEA
- BKK
1 stop33h 25m
Asiana Airlines
Deal found 7/28![Asiana Airlines logo]()
$878
This Gotogate deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:50 pm
BKK
- SEA
1 stop36h 45m
STARLUX Airlines
Mon 8/311:15 am
SEA
- BKK
1 stop20h 45m
STARLUX Airlines
Deal found 7/27![STARLUX Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:35 am
BKK
- SEA
2 stops39h 59m
United Airlines
Tue 9/159:00 am
SEA
- BKK
3 stops34h 35m
United Airlines
Deal found 7/30![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:45 pm
BKK
- SEA
3 stops33h 40m
United Airlines
Tue 9/14:30 pm
SEA
- BKK
2 stops27h 05m
United Airlines
Deal found 7/27![United Airlines logo]()
$859
This Booking.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:35 am
BKK
- SEA
1 stop22h 25m
Korean Air
Sat 9/512:50 pm
SEA
- BKK
1 stop20h 45m
Korean Air
Deal found 7/29![Korean Air logo]()
$776
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:50 am
BKK
- SEA
1 stop17h 47m
Delta
Fri 9/41:00 pm
SEA
- BKK
1 stop22h 05m
Delta
Deal found 7/29![Delta logo]()
$778
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:45 pm
BKK
- SEA
2 stops33h 49m
United Airlines
Fri 9/44:30 pm
SEA
- BKK
1 stop22h 05m
United Airlines
Deal found 7/29![United Airlines logo]()
$842
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:45 pm
BKK
- SEA
2 stops36h 39m
United Airlines
Sat 9/54:30 pm
SEA
- BKK
1 stop22h 05m
United Airlines
Deal found 7/29![United Airlines logo]()
$852
One-way flights from Thailand to SeattleSearch for one-way flight options from Thailand to Seattle. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Thailand to Seattle. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This China Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:20 am
CNX
- SEA
1 stop21h 55m
China Airlines
Deal found 7/27![China Airlines logo]()
$470
This oojo deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/225:00 pm
CNX
- SEA
1 stop37h 05m
STARLUX Airlines
Deal found 8/1![STARLUX Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:20 am
BKK
- SEA
1 stop23h 45m
Philippine Airlines
Deal found 7/28![Philippine Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/93:45 pm
BKK
- SEA
2 stops41h 41m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$497
This Mytrip deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:50 pm
BKK
- SEA
1 stop36h 20m
STARLUX Airlines
Deal found 7/31![STARLUX Airlines logo]()
$498
This Booking.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/271:10 pm
BKK
- SEA
1 stop17h 25m
STARLUX Airlines
Deal found 7/29![STARLUX Airlines logo]()
$499
This STARLUX Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:40 pm
BKK
- SEA
1 stop36h 25m
STARLUX Airlines
Deal found 7/27![STARLUX Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:20 am
BKK
- SEA
2 stops45h 16m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$501
This STARLUX Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:10 pm
BKK
- SEA
1 stop17h 00m
STARLUX Airlines
Deal found 7/30![STARLUX Airlines logo]()
$502
This STARLUX Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:50 pm
BKK
- SEA
1 stop36h 45m
STARLUX Airlines
Deal found 7/31![STARLUX Airlines logo]()
$503
This Philippine Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:25 pm
BKK
- SEA
1 stop20h 40m
Philippine Airlines
Deal found 7/29![Philippine Airlines logo]()
$504
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:20 am
DMK
- SEA
2 stops44h 50m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$504
Find flight deals from Thailand to Seattle
Keep the following information in mind while searching for Thailand to Seattle flight deals. Data was last updated August 1, 2026.
Round-trip from | $759 (Booking.com) |
|---|---|
One-way from | $470 (China Airlines) |
Popular in | August |
Cheapest in | March |
Average price | $1,005 |
Cheapflights Fare Finder
Customize your flight search to find flights from Thailand to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
Use the filters below to find and compare flights from Thailand to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Fri 12/11
9:40 am-11:56 am
1 stop17h 16m
Seattle/Tacoma Intl
Thu 12/31
1:00 pm-1:25 pm
1 stop33h 25m
$778
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Mon 11/30
2:35 am-6:10 pm
1 stop30h 35m
Seattle/Tacoma Intl
Sun 12/27
12:10 am-4:45 pm
1 stop25h 35m
$798
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Tue 10/6
9:35 am-11:26 pm
2 stops27h 51m
Seattle/Tacoma Intl
Thu 10/15
4:30 pm-4:35 am
1 stop22h 05m
$821
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Thu 9/10
7:00 am-11:26 am
2 stops42h 26m
Seattle/Tacoma Intl
Fri 9/11
4:30 pm-4:35 am
1 stop22h 05m
$830
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Tue 9/15
9:35 am-6:29 pm
2 stops46h 54m
Seattle/Tacoma Intl
Sun 11/1
3:40 pm-5:10 am
1 stop22h 30m
$832
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Wed 10/7
9:35 am-2:25 pm
1 stop18h 50m
Seattle/Tacoma Intl
Sat 10/17
7:25 pm-9:35 am
2 stops24h 10m
$833
BangkokSeattle
BKK - SEA
BKKSEA
Bangkok Suvarnabhumi
Tue 8/25
9:35 am-11:34 am
2 stops39h 59m
Seattle/Tacoma Intl
Tue 9/15
12:05 pm-9:35 am
2 stops31h 30m
$853
Chiang MaiSeattle
CNX - SEA
CNXSEA
Chiang Mai
Sun 9/13
11:20 am-7:45 pm
1 stop22h 25m
Seattle/Tacoma Intl
Sat 9/19
1:15 am-1:45 pm
2 stops22h 30m
$909
Quickest round-trip
Chiang MaiSeattle
CNX - SEA
CNXSEA
Chiang Mai
Thu 9/24
11:20 am-7:15 pm
1 stop21h 55m
Seattle/Tacoma Intl
Sat 9/26
1:15 am-10:20 am
1 stop19h 05m
$923
Chiang MaiSeattle
CNX - SEA
CNXSEA
Chiang Mai
Tue 9/29
5:20 pm-4:10 pm
1 stop36h 50m
Seattle/Tacoma Intl
Thu 10/1
1:15 am-4:05 pm
1 stop24h 50m
$929
Showing 1-10 of 43 resultsSorted by cheapest first
Best time to book a flight from Thailand to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Thailand with our price prediction graph.
BKK-SEA
CNX-SEA
DMK-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Thailand to Seattle
TH0-SEA
BKK-SEA
CNX-SEA
DMK-SEA
What is the cheapest month to book a flight from Thailand to Seattle?
Currently, March is the cheapest month in which you can book a flight from Thailand to Seattle (average of $742). Flying from Thailand to Seattle in August is currently the most expensive (average of $1,005). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Thailand to Seattle?
The price you pay for your flight from Thailand to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated August 1, 2026.
See what other customers who have flown with STARLUX Airlines,EVA Air, andChina Airlines from Thailand to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Food
8.6
Boarding
8.9
Comfort
8.8
Crew
9.1
Entertainment
8.7
Overall
8.8
Reviews
1 / 15
8.0
ExcellentAnonymous,Jul 2026
TPE - CRK
Related info for your journey
Find useful and relevant information for your journey from Thailand to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline
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Alternative routes for Thailand to Seattle
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Complete your trip
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Search flights from Thailand to Seattle by cabin class
Find flights from Thailand to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Thailand and Seattle flights
Browse other Thailand and Seattle flight options. Last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 1, 2026.
Top 7 airlines flying from Thailand to Seattle
Discover the top 7 airlines that operate flights from Thailand to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$591 | Average$665 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$655 | Average$855 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$703 | Average$785 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$766 | Average$963 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$786 | Average$964 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$793 | Average$828 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$803 | Average$862 | FlexibilityNo cancel fee | On-timeN/A |