$399+ Cheap flights from Seattle (SEA) to Suvarnabhumi (BKK)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — BKK
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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One-way
Cheapest flights from Seattle to SuvarnabhumiExplore the most affordable flight options available from Seattle to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Seattle to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Justfly.com deal was found by Cheapflights users on 9/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 am -
1 stop33h 25m
Thu 10/11:35 am -
1 stop27h 40m
Deal found 9/12![Asiana Airlines logo]()
$779
This oojo deal was found by Cheapflights users on 9/10. 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 11/38:40 am -
1 stop20h 20m
Tue 11/2412:00 pm -
1 stop34h 05m
Deal found 9/10![Singapore Airlines logo]()
$784
This SmartFares deal was found by Cheapflights users on 9/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:10 am -
1 stop20h 30m
Fri 9/2511:45 am -
1 stop17h 30m
Deal found 9/8![Asiana Airlines logo]()
$786
This oojo deal was found by Cheapflights users on 9/11. 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 10/2711:20 am -
1 stop22h 05m
Fri 10/304:20 pm -
1 stop31h 00m
Deal found 9/11![Hainan Airlines logo]()
$787
This FlightHub deal was found by Cheapflights users on 9/7. 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.
Sun 11/112:10 am -
1 stop30h 50m
Wed 11/1111:55 pm -
1 stop29h 00m
Deal found 9/7![Asiana Airlines logo]()
$788
This Booking.com deal was found by Cheapflights users on 9/10. 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.
Mon 12/2812:10 am -
1 stop30h 50m
Sat 1/1611:55 pm -
1 stop29h 00m
Deal found 9/10![Asiana Airlines logo]()
$792
This SmartFares deal was found by Cheapflights users on 9/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:10 am -
1 stop20h 55m
Fri 11/2012:25 pm -
1 stop16h 30m
Deal found 9/8![Asiana Airlines logo]()
$795
This oojo deal was found by Cheapflights users on 9/10. 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.
Sun 9/1310:15 am -
1 stop31h 50m
Thu 10/159:20 am -
1 stop37h 25m
Deal found 9/10![Singapore Airlines logo]()
$796
This oojo deal was found by Cheapflights users on 9/10. 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.
Wed 11/188:40 am -
1 stop20h 20m
Sun 12/69:15 pm -
1 stop72h 50m
Deal found 9/10![Singapore Airlines logo]()
$797
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1412:50 pm -
1 stop20h 45m
Mon 10/2611:15 pm -
1 stop24h 50m
Deal found 9/10![Korean Air logo]()
$799
Best flights from Seattle to SuvarnabhumiDiscover carefully curated flight deals from Seattle to Suvarnabhumi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Seattle to Suvarnabhumi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 1/2312:40 pm -
1 stop33h 45m
Fri 3/129:50 am -
1 stop17h 01m
Deal found 9/9![Delta logo]()
$813
This Korean Air deal was found by Cheapflights users on 9/7. 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.
Sat 11/1411:00 am -
1 stop19h 30m
Mon 11/231:05 am -
1 stop23h 00m
Deal found 9/7![Korean Air logo]()
$817
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 3/112:15 pm -
2 stops32h 15m
Mon 3/159:10 am -
1 stop19h 10m
Deal found 9/10![United Airlines logo]()
$823
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 10/281:30 pm -
1 stop20h 50m
Thu 11/1911:15 pm -
1 stop27h 36m
Deal found 9/8![Delta logo]()
$813
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/269:05 am -
3 stops36h 25m
Mon 11/29:10 am -
1 stop19h 10m
Deal found 9/11![United Airlines logo]()
$828
This Korean Air deal was found by Cheapflights users on 9/12. 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 12/83:21 pm -
2 stops41h 59m
Sat 12/261:05 am -
2 stops27h 51m
Deal found 9/12![Korean Air logo]()
$833
This Delta deal was found by Cheapflights users on 9/8. 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.
Sun 11/112:30 pm -
1 stop20h 50m
Tue 11/101:05 am -
1 stop25h 46m
Deal found 9/8![Delta logo]()
$813
This United Airlines deal was found by Cheapflights users on 9/12. 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.
Sun 1/1712:15 pm -
2 stops32h 15m
Mon 2/19:10 am -
2 stops21h 59m
Deal found 9/12![United Airlines logo]()
$833
This Korean Air deal was found by Cheapflights users on 9/12. 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.
Thu 1/217:20 am -
2 stops24h 45m
Sat 2/611:15 pm -
2 stops30h 22m
Deal found 9/12![Korean Air logo]()
$833
This Delta deal was found by Cheapflights users on 9/7. 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.
Sun 11/812:30 pm -
1 stop19h 35m
Fri 12/189:50 am -
1 stop17h 06m
Deal found 9/7![Delta logo]()
$813
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/64:30 pm -
2 stops27h 05m
Mon 10/129:35 am -
1 stop18h 50m
Deal found 9/8![United Airlines logo]()
$836
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 11/1112:30 pm -
1 stop19h 35m
Fri 12/189:50 am -
1 stop17h 06m
Deal found 9/8![Delta logo]()
$813
Last-minute flights from Seattle to SuvarnabhumiDiscover last-minute flight deals from Seattle to Suvarnabhumi. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Suvarnabhumi. Data last updated September 12, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 9/10. 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.
Sun 9/1310:15 am -
1 stop31h 50m
Thu 10/159:20 am -
1 stop37h 25m
Deal found 9/10![Singapore Airlines logo]()
$796
This SmartFares deal was found by Cheapflights users on 9/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:10 am -
1 stop20h 30m
Fri 9/2511:45 am -
1 stop17h 30m
Deal found 9/8![Asiana Airlines logo]()
$786
This oojo deal was found by Cheapflights users on 9/10. 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 9/2212:10 am -
1 stop20h 30m
Wed 9/301:35 am -
1 stop27h 40m
Deal found 9/10![Asiana Airlines logo]()
$800
This Justfly.com deal was found by Cheapflights users on 9/12. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2712:10 am -
1 stop33h 25m
Thu 10/11:35 am -
1 stop27h 40m
Deal found 9/12![Asiana Airlines logo]()
$779
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1412:50 pm -
1 stop20h 45m
Mon 10/2611:15 pm -
1 stop24h 50m
Deal found 9/10![Korean Air logo]()
$799
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:10 am -
1 stop23h 25m
Mon 11/29:40 pm -
1 stop26h 25m
Deal found 9/11![Korean Air logo]()
$784
This oojo deal was found by Cheapflights users on 9/10. 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.
Fri 10/2310:15 am -
1 stop38h 20m
Sun 11/229:15 pm -
1 stop72h 50m
Deal found 9/10![Singapore Airlines logo]()
$801
This oojo deal was found by Cheapflights users on 9/11. 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 10/2711:20 am -
1 stop22h 05m
Fri 10/304:20 pm -
1 stop31h 00m
Deal found 9/11![Hainan Airlines logo]()
$787
This SmartFares deal was found by Cheapflights users on 9/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:10 am -
1 stop20h 55m
Fri 11/2012:25 pm -
1 stop16h 30m
Deal found 9/8![Asiana Airlines logo]()
$795
This FlightHub deal was found by Cheapflights users on 9/7. 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 10/3012:10 am -
1 stop21h 05m
Wed 11/1111:55 pm -
1 stop29h 00m
Deal found 9/7![Asiana Airlines logo]()
$788
One-way flights from Seattle to SuvarnabhumiSearch for one-way flight options from Seattle to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Seattle to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Tue 11/310:20 am -
1 stop22h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Hainan Airlines logo]()
$399
This SmartFares deal was found by Cheapflights users on 9/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1812:10 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Asiana Airlines logo]()
$400
This SmartFares deal was found by Cheapflights users on 9/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/512:10 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Asiana Airlines logo]()
$401
This Trip.com deal was found by Cheapflights users on 9/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:10 pm -
1 stop29h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Philippine Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/1512:10 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Asiana Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 9/2012:10 am -
1 stop33h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Asiana Airlines logo]()
$406
This Justfly.com deal was found by Cheapflights users on 9/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:10 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Asiana Airlines logo]()
$407
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1710:20 am -
1 stop37h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Hainan Airlines logo]()
$409
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Sun 9/2712:10 am -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Asiana Airlines logo]()
$410
This FlightHub deal was found by Cheapflights users on 9/10. 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.
Thu 3/1111:45 pm -
1 stop25h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![STARLUX Airlines logo]()
$411
This Bravofly deal was found by Cheapflights users on 9/10. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:16 am -
2 stops26h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Korean Air logo]()
$412
Find flight deals from Seattle to Suvarnabhumi
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Suvarnabhumi (BKK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $779 (FlightHub) |
One-way from | $399 (Kiwi.com) |
Popular in | June |
Cheapest in | March |
Average price | $824 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Suvarnabhumi 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Seattle to Bangkok Suvarnabhumi Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Sun 11/1
12:30 pm-12:20 am
1 stop20h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$427
Quickest round-trip
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Mon 11/2
12:30 pm-11:05 pm
1 stop19h 35m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$427
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Sun 10/18
6:43 pm-9:35 am
2 stops24h 52m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$433
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Sat 10/17
9:05 am-9:35 am
3 stops34h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$433
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Sun 10/4
6:30 am-4:35 am
2 stops32h 05m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$434
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Wed 10/28
2:30 pm-12:20 am
2 stops43h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$435
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Thu 11/5
2:30 pm-9:30 pm
2 stops40h 00m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$435
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Tue 10/27
2:30 pm-12:20 am
2 stops43h 50m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$435
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Tue 11/24
7:00 am-11:30 am
3 stops37h 30m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$441
SeattleBangkok
SEA Seattle/Tacoma Intl - BKK Bangkok Suvarnabhumi
SEABKK
Seattle/Tacoma Intl
Fri 10/30
5:45 pm-11:05 pm
2 stops39h 20m
Bangkok Suvarnabhumi
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$492
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Seattle to Suvarnabhumi
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Suvarnabhumi in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Bangkok Suvarnabhumi Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Bangkok Suvarnabhumi Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Bangkok Suvarnabhumi Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Bangkok Suvarnabhumi Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Suvarnabhumi
Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Seattle with our price prediction graph.
SEA-BKK
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 Seattle to Bangkok Suvarnabhumi Airport
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How far ahead should I book a flight from Seattle to Bangkok Suvarnabhumi Airport?
The best time to book flights from Seattle to Bangkok Suvarnabhumi Airport is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Seattle to Bangkok Suvarnabhumi Airport?
Currently, March is the cheapest month in which you can book a flight from Seattle to Bangkok Suvarnabhumi Airport (average of $749). Flying from Seattle to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $1,258). 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 much does it cost to fly round-trip from Seattle to Bangkok Suvarnabhumi Airport?
Airfare is typical for this route at the moment.
Seattle to Bangkok Suvarnabhumi Airport flights typically cost between $690 and $923 in October.The cheapest round-trip price found within the last 5 days was $779 on Asiana Airlines (Oct 1-Oct 8).
What’s the top layover airport for flights from Seattle to Bangkok Suvarnabhumi Airport?
Share of 1-stop round-trip flights from Seattle to Bangkok Suvarnabhumi Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Incheon (ICN) – chosen by Cheapflights users on 39% of 1-stop itineraries from Seattle to Bangkok Suvarnabhumi Airport on Cheapflights.
What’s the cheapest layover airport for flights from Seattle to Bangkok Suvarnabhumi Airport?
Average round-trip fare for 1-stop flights from Seattle to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Manila (MNL) is the most affordable 1-stop option, with an average round-trip price of $693.
What’s the fastest layover option from Seattle to Bangkok Suvarnabhumi Airport?
Shortest average travel time for 1-stop one-way flights from Seattle to Bangkok Suvarnabhumi Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Incheon (ICN) have the shortest average one-way travel time for 1-stop routes: 19h 56m.
Which airport typically offers the quickest layover for flights from Seattle to Bangkok Suvarnabhumi Airport?
Average layover duration for 1-stop one-way flights from Seattle to Bangkok Suvarnabhumi Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Doha (DOH) offer the fastest connection on this route, with an average layover time of 2h 34m.
Reviews of airlines servicing Suvarnabhumi
Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated September 12, 2026.
See what other customers who have flown with EVA Air,China Airlines, andANA from Seattle to Bangkok Suvarnabhumi Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Comfort
8.3
Boarding
8.5
Crew
8.7
Entertainment
8.0
Overall
8.5
Food
8.1
Reviews
1 / 20
10.0
ExcellentDaisy,May 2026
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from Seattle to Suvarnabhumi. 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 Bangkok Suvarnabhumi Airport?
Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locationsKo Samet
Chonburi
Cha-am
Sattahip
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Seattle and Suvarnabhumi flights
Browse other Seattle and Suvarnabhumi flight options. Last updated on September 12, 2026.
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Other flights to Suvarnabhumi
Explore flights to Suvarnabhumi departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Top 10 airlines flying from Seattle to Suvarnabhumi
Discover the top 10 airlines that operate flights from Seattle to Suvarnabhumi. 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$676 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$385 | Average$686 | FlexibilityNo cancel fee | On-time61% | |
| Cheapest$510 | Average$714 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$577 | Average$1,085 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$623 | Average$1,371 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$624 | Average$703 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$660 | Average$766 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$694 | Average$872 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$701 | Average$900 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$702 | Average$1,046 | FlexibilityNo cancel fee | On-time69% |