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Cheap flights Seattle (Tacoma) to Bangkok (Suvarnabhumi)

1 passenger, economy

Cheap flights Seattle to Bangkok

Compare prices, duration and stops

United Airlines
UA 4796
23:30
Seattle, Tacoma (SEA)
Fri, 18 sep
27h 5min
1 stop
02:35
Bangkok, Suvarnabhumi (BKK)
Sun, 20 sep +1
394 €
Air Canada
AC 8803
17:50
Seattle, Tacoma (SEA)
Sat, 19 sep
28h 15min
1 stop
22:05
Bangkok, Suvarnabhumi (BKK)
Sun, 20 sep +1
390 €
Hainan Airlines
HU 496
18:00
Seattle, Tacoma (SEA)
Sat, 19 sep
35h 20min
1 stop
05:20
Bangkok, Suvarnabhumi (BKK)
Mon, 21 sep +1
389 €
Air Canada
AC 8809
02:15
Seattle, Tacoma (SEA)
Mon, 21 sep
38h 20min
2 stops
16:35
Bangkok, Suvarnabhumi (BKK)
Tue, 22 sep +1
390 €
Air Canada
AC 8801
12:50
Seattle, Tacoma (SEA)
Mon, 21 sep
27h 45min
2 stops
16:35
Bangkok, Suvarnabhumi (BKK)
Tue, 22 sep +1
390 €
Air Canada
AC 8801
12:50
Seattle, Tacoma (SEA)
Tue, 22 sep
27h 45min
2 stops
16:35
Bangkok, Suvarnabhumi (BKK)
Wed, 23 sep +1
390 €
Korean Air
KE 42
19:50
Seattle, Tacoma (SEA)
Tue, 29 sep
18h 55min
1 stop
14:45
Bangkok, Suvarnabhumi (BKK)
Wed, 30 sep +1
356 €
Korean Air
KE 042
19:50
Seattle, Tacoma (SEA)
Sun, 4 oct
18h 55min
1 stop
14:45
Bangkok, Suvarnabhumi (BKK)
Mon, 5 oct +1
341 €
Korean Air
KE 42
19:50
Seattle, Tacoma (SEA)
Sun, 4 oct
22h 15min
1 stop
18:05
Bangkok, Suvarnabhumi (BKK)
Mon, 5 oct +1
370 €
Philippine Airlines
PR 125
06:10
Seattle, Tacoma (SEA)
Mon, 5 oct
23h
1 stop
05:10
Bangkok, Suvarnabhumi (BKK)
Tue, 6 oct +1
389 €
China Airlines
CI 021
08:15
Seattle, Tacoma (SEA)
Mon, 5 oct
18h 30min
1 stop
02:45
Bangkok, Suvarnabhumi (BKK)
Tue, 6 oct +1
325 €
Korean Air
KE 042
19:50
Seattle, Tacoma (SEA)
Mon, 5 oct
20h 45min
1 stop
16:35
Bangkok, Suvarnabhumi (BKK)
Tue, 6 oct +1
341 €
Asiana Airlines
OZ 271
07:10
Seattle, Tacoma (SEA)
Tue, 6 oct
20h 30min
1 stop
03:40
Bangkok, Suvarnabhumi (BKK)
Wed, 7 oct +1
376 €
Korean Air
KE 042
19:50
Seattle, Tacoma (SEA)
Tue, 6 oct
22h 15min
1 stop
18:05
Bangkok, Suvarnabhumi (BKK)
Wed, 7 oct +1
341 €
Korean Air
KE 042
19:50
Seattle, Tacoma (SEA)
Wed, 7 oct
22h 15min
1 stop
18:05
Bangkok, Suvarnabhumi (BKK)
Thu, 8 oct +1
341 €
Korean Air
KE 42
19:50
Seattle, Tacoma (SEA)
Tue, 20 oct
34h 45min
1 stop
06:35
Bangkok, Suvarnabhumi (BKK)
Thu, 22 oct +1
376 €
Korean Air
KE 42
19:50
Seattle, Tacoma (SEA)
Wed, 21 oct
22h 15min
1 stop
18:05
Bangkok, Suvarnabhumi (BKK)
Thu, 22 oct +1
366 €
Korean Air
KE 42
19:50
Seattle, Tacoma (SEA)
Thu, 22 oct
22h 15min
1 stop
18:05
Bangkok, Suvarnabhumi (BKK)
Fri, 23 oct +1
389 €
Asiana Airlines
OZ 271
07:10
Seattle, Tacoma (SEA)
Fri, 23 oct
20h 30min
1 stop
03:40
Bangkok, Suvarnabhumi (BKK)
Sat, 24 oct +1
385 €
Asiana Airlines
OZ 271
07:10
Seattle, Tacoma (SEA)
Sat, 24 oct
21h 5min
1 stop
04:15
Bangkok, Suvarnabhumi (BKK)
Sun, 25 oct +1
387 €
United Airlines
UA 1027
19:20
Seattle, Tacoma (SEA)
Thu, 29 oct
33h 10min
1 stop
04:30
Bangkok, Suvarnabhumi (BKK)
Sat, 31 oct +1
402 €
Korean Air
KE 042
19:00
Seattle, Tacoma (SEA)
Sun, 1 nov
22h 45min
1 stop
17:45
Bangkok, Suvarnabhumi (BKK)
Mon, 2 nov +1
357 €
Korean Air
KE 42
19:00
Seattle, Tacoma (SEA)
Sun, 8 nov
22h 45min
1 stop
17:45
Bangkok, Suvarnabhumi (BKK)
Mon, 9 nov +1
358 €
Philippine Airlines
PR 125
05:30
Seattle, Tacoma (SEA)
Fri, 13 nov
34h 15min
1 stop
15:45
Bangkok, Suvarnabhumi (BKK)
Sat, 14 nov +1
356 €
Korean Air
KE 42
19:00
Seattle, Tacoma (SEA)
Sun, 15 nov
22h 45min
1 stop
17:45
Bangkok, Suvarnabhumi (BKK)
Mon, 16 nov +1
366 €
Philippine Airlines
PR 125
05:30
Seattle, Tacoma (SEA)
Fri, 20 nov
34h 15min
1 stop
15:45
Bangkok, Suvarnabhumi (BKK)
Sat, 21 nov +1
404 €
Philippine Airlines
PR 125
05:30
Seattle, Tacoma (SEA)
Sat, 21 nov
30h 15min
1 stop
11:45
Bangkok, Suvarnabhumi (BKK)
Sun, 22 nov +1
457 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Fri, 27 nov
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Sun, 29 nov +1
285 €
Alaska Airlines
AS 123
19:55
Seattle, Tacoma (SEA)
Fri, 11 dec
19h 55min
1 stop
15:50
Bangkok, Suvarnabhumi (BKK)
Sat, 12 dec +1
605 €
Alaska Airlines
AS 123
19:55
Seattle, Tacoma (SEA)
Tue, 15 dec
20h 40min
1 stop
16:35
Bangkok, Suvarnabhumi (BKK)
Wed, 16 dec +1
530 €
Korean Air
KE 42
19:00
Seattle, Tacoma (SEA)
Wed, 16 dec
22h 45min
1 stop
17:45
Bangkok, Suvarnabhumi (BKK)
Thu, 17 dec +1
842 €
Alaska Airlines
AS 123
19:55
Seattle, Tacoma (SEA)
Thu, 17 dec
20h 40min
1 stop
16:35
Bangkok, Suvarnabhumi (BKK)
Fri, 18 dec +1
825 €
Alaska Airlines
AS 119
20:40
Seattle, Tacoma (SEA)
Thu, 17 dec
33h 50min
1 stop
06:30
Bangkok, Suvarnabhumi (BKK)
Sat, 19 dec +1
977 €
Air Canada
AC 8803
18:10
Seattle, Tacoma (SEA)
Fri, 18 dec
41h 10min
3 stops
11:20
Bangkok, Suvarnabhumi (BKK)
Sun, 20 dec +1
914 €
Asiana Airlines
OZ 271
08:10
Seattle, Tacoma (SEA)
Mon, 21 dec
51h 10min
3 stops
11:20
Bangkok, Suvarnabhumi (BKK)
Wed, 23 dec +1
752 €
United Airlines
UA 499
14:57
Seattle, Tacoma (SEA)
Tue, 5 jan
24h 53min
2 stops
15:50
Bangkok, Suvarnabhumi (BKK)
Wed, 6 jan +1
384 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Wed, 6 jan
41h 20min
1 stop
10:00
Bangkok, Suvarnabhumi (BKK)
Fri, 8 jan +1
328 €
Nice Helicopteres
JX 31
07:45
Seattle, Tacoma (SEA)
Fri, 8 jan
21h 50min
1 stop
05:35
Bangkok, Suvarnabhumi (BKK)
Sat, 9 jan +1
374 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Fri, 8 jan
41h 20min
1 stop
10:00
Bangkok, Suvarnabhumi (BKK)
Sun, 10 jan +1
330 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Sat, 9 jan
41h 20min
1 stop
10:00
Bangkok, Suvarnabhumi (BKK)
Mon, 11 jan +1
326 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Sun, 10 jan
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Tue, 12 jan +1
326 €
China Airlines
CI 21
08:10
Seattle, Tacoma (SEA)
Mon, 11 jan
21h 55min
1 stop
06:05
Bangkok, Suvarnabhumi (BKK)
Tue, 12 jan +1
390 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Wed, 13 jan
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Fri, 15 jan +1
294 €
Asiana Airlines
OZ 271
08:10
Seattle, Tacoma (SEA)
Thu, 14 jan
20h 5min
1 stop
04:15
Bangkok, Suvarnabhumi (BKK)
Fri, 15 jan +1
375 €
Philippine Airlines
PR 125
05:30
Seattle, Tacoma (SEA)
Fri, 15 jan
30h 15min
1 stop
11:45
Bangkok, Suvarnabhumi (BKK)
Sat, 16 jan +1
417 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Fri, 15 jan
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Sun, 17 jan +1
314 €
Singapore Airlines
SQ 27
16:40
Seattle, Tacoma (SEA)
Sat, 16 jan
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Mon, 18 jan +1
302 €
Singapore Airlines
SQ 27 🔥 Hot deal
16:40
Seattle, Tacoma (SEA)
Sun, 17 jan
38h 55min
1 stop
07:35
Bangkok, Suvarnabhumi (BKK)
Tue, 19 jan +1
260 €
Asiana Airlines
OZ 271 🔥 Hot deal
08:10
Seattle, Tacoma (SEA)
Thu, 11 feb
30h 50min
1 stop
15:00
Bangkok, Suvarnabhumi (BKK)
Fri, 12 feb +1
271 €
EVA Air
BR 025 🔥 Hot deal
08:10
Seattle, Tacoma (SEA)
Thu, 11 feb
20h
Direct
04:10
Bangkok, Suvarnabhumi (BKK)
Fri, 12 feb +1
296 €

Low price calendar

September 2026
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394 €
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389 €
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390 €
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Cheap flights Seattle to Bangkok

Cathay Pacific
Cathay Pacific
Thu
Price from
219 €
Singapore Airlines
Singapore Airlines
Wed, Fri, Sat, Sun
Price from
260 €
China Airlines
China Airlines
Mon
Price from
325 €
Korean Air
Korean Air
Mon, Tue, Wed, Thu, Fri, Sun
Price from
370 €
Nice Helicopteres
Nice Helicopteres
Fri
Price from
374 €
Asiana Airlines
Asiana Airlines
Mon, Tue, Thu, Fri, Sat
Price from
376 €
Philippine Airlines
Philippine Airlines
Mon, Fri, Sat
Price from
389 €
Hainan Airlines
Hainan Airlines
Sat
Price from
389 €
Air Canada
Air Canada
Mon, Tue, Fri, Sat
Price from
390 €
United Airlines
United Airlines
Tue, Thu, Fri
Price from
394 €
Alaska Airlines
Alaska Airlines
Tue, Thu, Fri
Price from
530 €

Popular destinations from Seattle

All →
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LAS
from
19 €
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LAX
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SAC
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SMF
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Popular destinations to Bangkok

All →
URT
Surat Thani — Bangkok
Thailand → Thailand
BKK
from
8 €
HKT
Phuket — Bangkok
Thailand → Thailand
BKK
from
9 €
PQC
Phu Quoc — Bangkok
Vietnam → Thailand
BKK
from
10 €
KBV
Krabi — Bangkok
Thailand → Thailand
BKK
from
11 €
CNX
Chiang Mai — Bangkok
Thailand → Thailand
BKK
from
15 €
HRB
Harbin — Bangkok
China → Thailand
BKK
from
22 €
NHA
Nha Trang — Bangkok
Vietnam → Thailand
BKK
from
41 €
DAD
Da Nang — Bangkok
Vietnam → Thailand
BKK
from
44 €
KKC
Khon Kaen — Bangkok
Thailand → Thailand
BKK
from
45 €

Cheap flights Seattle to Bangkok

Interesting facts about the route

Flight time

23h

Distance

11 986 km

Average price

374 €

Most frequent flight

KE 42

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · Thailand

All plans

maew

10 GB

data

30

days

€10

Buy

maew

20 GB

data

30

days

€16

Buy

dtac

data

15

days

€16

Buy

dtac

data

30

days

€29

Buy

maew

data

10

days

€30

Buy

Frequently Asked Questions

The average ticket price Seattle Bangkok is €374. The cheapest ticket costs €389, operated by Hainan Airlines, flight 496, departing Seattle on 19 September at 18:00, arriving Bangkok on 21 September at 05:20.
The average flight time is 28 hours 15 minutes.The fastest flight takes 27 hours 5 minutes, flight 4796operated by United Airlines, departing Seattle on 18 September at 23:30, arriving Bangkok on 20 September at 02:35.
Flights on the Seattle - Bangkok route are operated by the following airlines: Air Canada, Alaska Airlines, China Airlines, Cathay Pacific, Hainan Airlines, Nice Helicopteres, Korean Air, Asiana Airlines, Philippine Airlines, Singapore Airlines.
The distance from Seattle to Bangkok is 11986 km.