Flight information for Seattle to Bangkok
Find info about flight duration, direct flights, and airports for your flight from Seattle to Bangkok
| Best Price Found | $389 | The best one-way flight to Bangkok from Seattle in the past 72 hours is $389. The best round-trip flight deal from Seattle to Bangkok found on momondo in the last 72 hours is $628. |
| Fastest flight time | 19h 30m | The fastest flight from Seattle to Bangkok takes 19h 30m |
| Direct flights | None | There are no direct flights from Seattle to Bangkok. Popular non-direct routes for this connection are Seattle/Tacoma Intl Airport - Bangkok Suvarnabhumi Airport and Seattle/Tacoma Intl Airport - Bangkok Don Mueang Intl Airport. |
| Airports in Bangkok | 2 airports | There are 2 airports near Bangkok: Bangkok Suvarnabhumi (BKK), Bangkok Don Mueang Intl (DMK) |
How to get the cheapest flight ticket from Seattle to Bangkok
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Seattle to Bangkok?
May
The cheapest time of year to fly to Bangkok from Seattle is May. Most expensive is December
What is the cheapest airline that flies to Bangkok from Seattle?
XiamenAir
ANA, Asiana Airlines, and Korean Air are the most popular carriers operating from Seattle to Bangkok
What is the cheapest Seattle to Bangkok flight route?
Seattle/Tacoma Intl - Bangkok Suvarnabhumi
Fly from Seattle/Tacoma Intl to Bangkok Suvarnabhumi for the best Seattle - Bangkok flight prices
How far in advance should you book Seattle to Bangkok flights?
43 days before
The cheapest time to buy a flight from Seattle to Bangkok is approximately 43 days to departure
Easily compare round-trip flights from Seattle to Bangkok
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Bangkok by changing tabs
Singapore Airlines![Singapore Airlines]()
Feb 18![Singapore Airlines]()
Mar 4
SEA6:00 amSeattle/Tacoma Intl
32h 55m
2 stops
BKK2:55 pmBangkok Suvarnabhumi
BKK6:55 amBangkok Suvarnabhumi
36h 35m
2 stops
SEA7:30 pmSeattle/Tacoma Intl
Japan Airlines![Japan Airlines]()
Apr 6![Japan Airlines]()
Apr 13
SEA2:58 amSeattle/Tacoma Intl
42h 42m
2 stops
BKK9:40 pmBangkok Suvarnabhumi
BKK5:55 pmBangkok Suvarnabhumi
34h 12m
2 stops
SEA4:07 amSeattle/Tacoma Intl
American Airlines![American Airlines]()
Mar 27![American Airlines]()
Apr 6
SEA8:30 pmSeattle/Tacoma Intl
32h 30m
2 stops
BKK5:00 amBangkok Suvarnabhumi
BKK5:45 amBangkok Suvarnabhumi
22h 22m
2 stops
SEA4:07 amSeattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
Feb 9![Multiple Airlines]()
Mar 3
SEA3:15 amSeattle/Tacoma Intl
33h 25m
3 stops
BKK12:40 pmBangkok Suvarnabhumi
BKK1:10 pmBangkok Suvarnabhumi
30h 20m
2 stops
SEA7:30 pmSeattle/Tacoma Intl
Singapore Airlines![Singapore Airlines]()
Feb 18![Singapore Airlines]()
Mar 30
SEA6:00 amSeattle/Tacoma Intl
32h 55m
2 stops
BKK2:55 pmBangkok Suvarnabhumi
BKK6:50 amBangkok Suvarnabhumi
37h 55m
2 stops
SEA8:45 pmSeattle/Tacoma Intl
Find the cheapest one-way flights from Seattle to Bangkok
If you're looking for one-way flights from Seattle to Bangkok, view some of our deals below provided by Asiana Airlines, Japan Airlines and Korean Air
Search last-minute flights to Bangkok from Seattle
Find and compare round-trip flight prices for your last-minute flight from Seattle to Bangkok
Singapore Airlines![Singapore Airlines]()
Feb 3![Singapore Airlines]()
Mar 4
SEA6:00 amSeattle/Tacoma Intl
39h 00m
2 stops
BKK9:00 pmBangkok Suvarnabhumi
BKK1:10 pmBangkok Suvarnabhumi
30h 20m
2 stops
SEA7:30 pmSeattle/Tacoma Intl
American Airlines![American Airlines]()
Feb 1![American Airlines]()
Apr 6
SEA7:29 pmSeattle/Tacoma Intl
32h 06m
2 stops
BKK3:35 amBangkok Suvarnabhumi
BKK5:45 amBangkok Suvarnabhumi
26h 52m
2 stops
SEA8:37 amSeattle/Tacoma Intl
Multiple Airlines![Multiple Airlines]()
Feb 2![Multiple Airlines]()
Feb 23
SEA2:00 amSeattle/Tacoma Intl
34h 40m
3 stops
BKK12:40 pmBangkok Suvarnabhumi
BKK8:15 amBangkok Suvarnabhumi
35h 15m
2 stops
SEA7:30 pmSeattle/Tacoma Intl
Japan Airlines![Japan Airlines]()
Feb 2![Japan Airlines]()
Feb 21
SEA3:00 amSeattle/Tacoma Intl
24h 35m
2 stops
BKK3:35 amBangkok Suvarnabhumi
BKK3:05 amBangkok Suvarnabhumi
17h 25m
1 stop
SEA8:30 pmSeattle/Tacoma Intl
Singapore Airlines![Singapore Airlines]()
Feb 4![Singapore Airlines]()
Feb 25
SEA6:00 amSeattle/Tacoma Intl
33h 10m
2 stops
BKK3:10 pmBangkok Suvarnabhumi
BKK1:10 pmBangkok Suvarnabhumi
30h 20m
2 stops
SEA7:30 pmSeattle/Tacoma Intl
Best airlines flying from Seattle to Bangkok
Compare and see reviews for airlines that fly from Seattle to Bangkok with momondo
AirlineFree CancellationPrice
PriceFrom $459
Free Cancellation
Reviews
Pros: Never never fly with This airline Poor Customer service
1 / 3
PriceFrom $525
Free Cancellation
Reviews
Delays were given at intervals. So we were informed
1 / 9
PriceFrom $587
Free Cancellation
Reviews
The crew are excellent! Always smiling and ready to help when needed! Smooth flying thanks to the pilot. All in all great experience my new favorite airline ❤️
1 / 10
PriceFrom $587
Free Cancellation
Reviews
Cons: The flight attendants would forget me when tending to everyone
1 / 5
PriceFrom $616
Free Cancellation
Reviews
The crew members are very kind and their respond was so fast.
1 / 10
PriceFrom $624
Free Cancellation
Reviews
Bring own entertainment and food. Amenities in economy are a thing of the past with United
1 / 10
PriceFrom $632
Free Cancellation
PriceFrom $632
Free Cancellation
Reviews
Even after posting extra for comfort +, the seats do not recline!
1 / 10
PriceFrom $641
Free Cancellation
Reviews
I can’t go to the Thailand Because I put the wrong Thailand pass date. So I can’t go…
1 / 10
PriceFrom $653
Free Cancellation
Reviews
Pros: Flight cancelled
Cons: Contact passengers promptly and suggest solution
1 / 10
American Airlines flights from Seattle to Bangkok
Our best American Airlines deals on Seattle to Bangkok flight tickets
American Airlines![American Airlines]()
Mar 27![American Airlines]()
Apr 6
SEA8:30 pmSeattle/Tacoma Intl
32h 30m
2 stops
BKK5:00 amBangkok Suvarnabhumi
BKK5:45 amBangkok Suvarnabhumi
22h 22m
2 stops
SEA4:07 amSeattle/Tacoma Intl
American Airlines![American Airlines]()
Apr 4![American Airlines]()
Apr 18
SEA3:43 amSeattle/Tacoma Intl
55h 17m
2 stops
BKK11:00 amBangkok Suvarnabhumi
BKK5:55 pmBangkok Suvarnabhumi
30h 17m
2 stops
SEA12:12 amSeattle/Tacoma Intl
Japan Airlines flights from Seattle to Bangkok
Our best Japan Airlines deals on Seattle to Bangkok flight tickets
Japan Airlines![Japan Airlines]()
Apr 6![Japan Airlines]()
Apr 13
SEA2:58 amSeattle/Tacoma Intl
42h 42m
2 stops
BKK9:40 pmBangkok Suvarnabhumi
BKK5:55 pmBangkok Suvarnabhumi
34h 12m
2 stops
SEA4:07 amSeattle/Tacoma Intl
Japan Airlines![Japan Airlines]()
Apr 25![Japan Airlines]()
May 24
SEA2:58 amSeattle/Tacoma Intl
42h 42m
2 stops
BKK9:40 pmBangkok Suvarnabhumi
BKK5:55 pmBangkok Suvarnabhumi
34h 12m
2 stops
SEA4:07 amSeattle/Tacoma Intl
Are airlines flying from Seattle/Tacoma Intl to Bangkok offering flexible cancellation due to COVID-19?
To ease the stress of booking flights, some of our airline partners flying from Seattle/Tacoma Intl to Bangkok are responding to the global pandemic. The following airlines may have a flexible cancellation policy to help accommodate travelers: EVA Air, Asiana Airlines, and Korean Air.
How far is Seattle/Tacoma Intl to Bangkok by plane?
A flight from Seattle/Tacoma Intl to Bangkok will travel around 7436.9 mi. 19h 30m is a normal flight duration for this route.
Can I fly to Bangkok from Seattle/Tacoma Intl right now?
Information is based on travel restrictions from Seattle/Tacoma Intl to Bangkok
Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Bangkok.
COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Bangkok.
Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Bangkok.
Documents
Thailand Pass - The Thailand Pass is a web-based system for Thai and foreign travelers to fill in their travel and health information and upload the related documents before travelling. This system is operational and will replace the COE system on 1 November, 2021. However, the COE will continue to be used for certain groups of travelers.
MorChana App - Alert application and contact tracing app to be used while in Thailand. Download via Apple Store or Google Play Store.
Most visitors from Seattle/Tacoma Intl need to provide a negative COVID-19 test result and/or quarantine to enter Bangkok.
COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Bangkok.
Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Bangkok.
Documents
Thailand Pass - The Thailand Pass is a web-based system for Thai and foreign travelers to fill in their travel and health information and upload the related documents before travelling. This system is operational and will replace the COE system on 1 November, 2021. However, the COE will continue to be used for certain groups of travelers.
MorChana App - Alert application and contact tracing app to be used while in Thailand. Download via Apple Store or Google Play Store.
Can I fly back to Seattle/Tacoma Intl from Bangkok?
Returning to Seattle/Tacoma Intl from Bangkok
COVID-19 testing requirements
Visitors from Bangkok must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Seattle/Tacoma Intl.
Quarantine requirements
Visitors from Bangkok are not required to quarantine after entering Seattle/Tacoma Intl.
COVID-19 testing requirements
Visitors from Bangkok must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Seattle/Tacoma Intl.
Quarantine requirements
Visitors from Bangkok are not required to quarantine after entering Seattle/Tacoma Intl.