
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $659 (oojo) |
One-way from | $371 (oojo) |
Popular in | June |
Cheapest in | September |
Average price | $803 |
Fly from
Fly to
Route
Depart
Return
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Wed 4/29
7:20 am-12:05 am
2 stops50h 45m
Bangkok Suvarnabhumi
Fri 5/8
3:20 pm-10:24 pm
2 stops45h 04m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Wed 8/19
1:05 pm-1:05 am
1 stop22h 00m
Bangkok Suvarnabhumi
Mon 8/31
11:30 pm-1:37 pm
1 stop28h 07m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Mon 8/24
7:20 am-11:35 pm
2 stops26h 15m
Bangkok Suvarnabhumi
Wed 9/23
11:30 pm-10:40 am
1 stop25h 10m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Mon 5/4
10:40 pm-1:45 pm
2 stops49h 05m
Bangkok Suvarnabhumi
Fri 5/8
3:20 pm-10:24 pm
2 stops45h 04m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Mon 10/12
7:20 am-1:05 am
2 stops27h 45m
Bangkok Suvarnabhumi
Tue 11/17
12:55 am-9:00 am
1 stop23h 05m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Fri 8/21
7:20 am-11:35 pm
2 stops26h 15m
Bangkok Suvarnabhumi
Sat 8/29
2:35 am-3:24 pm
2 stops26h 49m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Sat 8/22
7:20 am-11:35 pm
2 stops26h 15m
Bangkok Suvarnabhumi
Fri 8/28
2:35 am-8:28 pm
2 stops31h 53m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Sat 5/9
7:15 am-12:05 am
2 stops50h 50m
Bangkok Suvarnabhumi
Mon 5/25
3:20 pm-10:45 pm
2 stops45h 25m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Thu 4/30
7:59 pm-11:35 pm
2 stops37h 36m
Bangkok Suvarnabhumi
Sun 5/31
11:30 pm-3:05 pm
2 stops29h 35m
SeattleBangkok
SEA - BKK
SEABKK
Seattle/Tacoma Intl
Mon 5/18
5:15 pm-6:20 pm
1 stop35h 05m
Bangkok Suvarnabhumi
Mon 5/25
9:30 am-1:25 pm
1 stop41h 55m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | 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 |
The best time to book flights from Seattle to Bangkok Suvarnabhumi Airport is 74 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.
Currently, September is the cheapest month in which you can book a flight from Seattle to Bangkok Suvarnabhumi Airport (average of $739). Flying from Seattle to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $1,237). 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.
Incheon (ICN) – chosen by Cheapflights users on 45% of 1-stop itineraries from Seattle to Bangkok Suvarnabhumi Airport on Cheapflights.
Manila (MNL) is the most affordable 1-stop option, with an average round-trip price of $707.
Flights via Incheon (ICN) have the shortest average one-way travel time for 1-stop routes: 19h 58m.
Flights via Taipei City (TPE) offer the fastest connection on this route, with an average layover time of 2h 38m.
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
Comfort
Overall
Boarding
Crew
Entertainment
Food
Reviews
Anonymous,Jan 2026
SEA - TPE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$149 | Average$682 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$510 | Average$657 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$623 | Average$1,882 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$626 | Average$690 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$656 | Average$739 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$680 | Average$846 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$694 | Average$847 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$697 | Average$901 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$704 | Average$798 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$712 | Average$810 | FlexibilityNo cancel fee | On-time70% |