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Seattle-Tacoma International Airport to Suvarnabhumi Airport flight

Search for flights from Seattle to Bangkok and check out affordable one-way and round-trip options.

      • SEA 10:15
        42h 45m
        1 stop
        BKK 19:00
        Seattle - Bangkok | Sun, Sep 20 | Singapore Airlines
        BKK 09:20
        37h 25m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Sat, Sep 26 | Singapore Airlines
        SGD 912 SGD 1,372
        34% off
        34% off
        SGD 1,372 SGD 912
      • SEA 10:15
        36h 5m
        1 stop
        BKK 12:20
        Seattle - Bangkok | Tue, Sep 22 | Singapore Airlines
        BKK 09:20
        37h 25m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Mon, Sep 28 | Singapore Airlines
        SGD 981 SGD 1,372
        28% off
        28% off
        SGD 1,372 SGD 981
      • SEA 10:15
        38h
        1 stop
        BKK 14:15
        Seattle - Bangkok | Fri, Sep 25 | Singapore Airlines
        BKK 15:30
        31h 15m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Thu, Oct 1 | Singapore Airlines
        SGD 1,007 SGD 1,372
        27% off
        27% off
        SGD 1,372 SGD 1,007
      • SEA 10:15
        34h 45m
        1 stop
        BKK 11:00
        Seattle - Bangkok | Fri, Sep 18 | Singapore Airlines
        BKK 21:15
        25h 30m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Wed, Sep 23 | Singapore Airlines
        SGD 1,020
        26% off
        SGD 1,372 SGD 1,020
      • SEA 10:15
        36h 5m
        1 stop
        BKK 12:20
        Seattle - Bangkok | Wed, Sep 23 | Singapore Airlines
        BKK 09:20
        37h 25m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Mon, Sep 28 | Singapore Airlines
        SGD 1,040
        24% off
        SGD 1,372 SGD 1,040
      • SEA 10:15
        36h 5m
        1 stop
        BKK 12:20
        Seattle - Bangkok | Thu, Sep 24 | Singapore Airlines
        BKK 09:20
        37h 25m
        1 stop
        SEA 08:45
        Bangkok - Seattle | Tue, Sep 29 | Singapore Airlines
        SGD 1,050
        23% off
        SGD 1,372 SGD 1,050
      • SEA 23:10
        23h
        1 stop
        BKK 12:10
        Seattle - Bangkok | Mon, Sep 7 | Philippine Airlines
        BKK 23:40
        34h 25m
        1 stop
        SEA 20:05
        Bangkok - Seattle | Sun, Sep 13 | Philippine Airlines
        SGD 1,060
        23% off
        SGD 1,372 SGD 1,060
      • SEA 23:10
        29h 20m
        1 stop
        BKK 18:30
        Seattle - Bangkok | Mon, Sep 14 | Philippine Airlines
        BKK 10:20
        23h 45m
        1 stop
        SEA 20:05
        Bangkok - Seattle | Mon, Sep 21 | Philippine Airlines
        SGD 1,060
        23% off
        SGD 1,372 SGD 1,060
      • SEA 13:20
        21h 45m
        1 stop
        BKK 01:05
        Seattle - Bangkok | Thu, Sep 3 | Korean Air
        BKK 02:35
        22h 5m
        1 stop
        SEA 10:40
        Bangkok - Seattle | Thu, Sep 10 | Korean Air
        SGD 1,061
        23% off
        SGD 1,372 SGD 1,061
      • SEA 13:05
        18h 40m
        1 stop
        BKK 21:45
        Seattle - Bangkok | Thu, Sep 3 | Delta Air Lines
        BKK 23:30
        28h 7m
        1 stop
        SEA 13:37
        Bangkok - Seattle | Thu, Sep 10 | Delta Air Lines
        SGD 1,070
        22% off
        SGD 1,372 SGD 1,070
      • SEA 13:00
        17h 25m
        1 stop
        BKK 14:00
        Seattle - Bangkok | Thu, Jul 30 | Normal Airline
        BKK 15:00
        6h
        Nonstop
        SEA 16:00
        Bangkok - Seattle | Sat, Aug 1 | Normal Airline
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      • SEA 10:15
        42h 45m
        1 stop
        BKK 19:00
        Seattle - Bangkok | Sun, Sep 6 | Singapore Airlines
        SGD 462 SGD 658
        30% off
        30% off
        SGD 658 SGD 462
      • SEA 10:15
        42h 45m
        1 stop
        BKK 19:00
        Seattle - Bangkok | Tue, Sep 15 | Singapore Airlines
        SGD 479 SGD 658
        27% off
        27% off
        SGD 658 SGD 479
      • SEA 10:15
        42h 45m
        1 stop
        BKK 19:00
        Seattle - Bangkok | Tue, Sep 8 | Singapore Airlines
        SGD 483 SGD 658
        27% off
        27% off
        SGD 658 SGD 483
      • SEA 12:50
        34h 45m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Sun, Sep 6 | Korean Air
        SGD 492
        25% off
        SGD 658 SGD 492
      • SEA 12:50
        34h 45m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Mon, Sep 7 | Korean Air
        SGD 492
        25% off
        SGD 658 SGD 492
      • SEA 10:15
        42h 45m
        1 stop
        BKK 19:00
        Seattle - Bangkok | Sat, Sep 5 | Singapore Airlines
        SGD 504
        23% off
        SGD 658 SGD 504
      • SEA 12:50
        34h 45m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Mon, Sep 14 | Korean Air
        SGD 508
        23% off
        SGD 658 SGD 508
      • SEA 12:50
        34h 45m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Thu, Sep 17 | Korean Air
        SGD 513
        22% off
        SGD 658 SGD 513
      • SEA 13:20
        34h 15m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Tue, Aug 18 | Korean Air
        SGD 513
        22% off
        SGD 658 SGD 513
      • SEA 13:20
        34h 15m
        1 stop
        BKK 13:35
        Seattle - Bangkok | Mon, Aug 10 | Korean Air
        SGD 513
        22% off
        SGD 658 SGD 513
      • SEA 13:00
        17h 25m
        1 stop
        BKK 14:00
        Seattle - Bangkok | Thu, Jul 30 | Normal Airline
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        Find more flights

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Trip.com Price Insights: Flights from Seattle-Tacoma International Airport to Suvarnabhumi Airport

What is the cheapest month for one-way flights from Seattle-Tacoma International Airport to Suvarnabhumi Airport?

Data is based on average one-way flight prices from Seattle-Tacoma International Airport to Suvarnabhumi Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Seattle-Tacoma International Airport to Suvarnabhumi Airport, the best time to buy is in July, with an average price of SGD 515. You’ll want to avoid June, when the average price can reach as high as SGD 1,195.

SGD 1,195
SGD 855
SGD 515
SGD 175
  • SGD 515
    Jul
  • SGD 619
    Aug
  • SGD 541
    Sep
  • SGD 565
    Oct
  • SGD 551
    Nov
  • SGD 996
    Dec
  • SGD 598
    Jan
  • SGD 618
    Feb
  • SGD 609
    Mar
  • SGD 532
    Apr
  • SGD 699
    May
  • SGD 1,195
    Jun

What’s the cheapest month to fly round-trip from Seattle-Tacoma International Airport to Suvarnabhumi Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Seattle-Tacoma International Airport to Suvarnabhumi Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, November is typically the cheapest month to find flights from Seattle-Tacoma International Airport to Suvarnabhumi Airport, with an average price of SGD 1,025. In contrast, December is usually the most expensive month, with average fares reaching SGD 1,830.

SGD 1,830
SGD 1,428
SGD 1,025
SGD 623
    Cheapest
  • SGD 1,421
    Jul
  • SGD 1,097
    Aug
  • SGD 1,124
    Sep
  • SGD 1,136
    Oct
  • SGD 1,025
    Nov
  • SGD 1,830
    Dec
  • SGD 1,037
    Jan
  • SGD 1,040
    Feb
  • SGD 1,173
    Mar
  • SGD 1,126
    Apr
  • SGD 1,241
    May
  • SGD 1,519
    Jun

What is the cheapest day of the week to fly from Seattle-Tacoma International Airport to Suvarnabhumi Airport?

The data is based on the past 12 months and shows the average ticket prices from Seattle-Tacoma International Airport to Suvarnabhumi Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Seattle-Tacoma International Airport to Suvarnabhumi Airport is Sunday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

SGD 786
SGD 696
SGD 605
SGD 515
    Cheapest
  • SGD 677
    Mon
  • SGD 622
    Tue
  • SGD 655
    Wed
  • SGD 698
    Thu
  • SGD 786
    Fri
  • SGD 714
    Sat
  • SGD 605
    Sun

Selected Airlines from Seattle-Tacoma International Airport to Suvarnabhumi Airport

See which airlines fly from Seattle to Bangkok. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Singapore Airlines
From SGD 361
Philippine Airlines
From SGD 425
Asiana Airlines
From SGD 480
Delta Air Lines
From SGD 489
United Airlines
From SGD 493
Korean Air
From SGD 499
Alaska Airlines
From SGD 525
Japan Airlines
From SGD 526
All Nippon Airways
From SGD 530
Hainan Airlines
From SGD 531

Find more flights and airlines

Flight Schedule from Seattle-Tacoma International Airport to Suvarnabhumi Airport

Check the schedule for flights from Seattle to Bangkok and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS119

    Seattle-Tacoma International Airport

    13:35

    SEA

    11h 55m

    Nonstop

    17:30

    ICN

    S - T W T F S
    Search

  2. KE655

    Incheon International Airport

    20:50

    ICN

    6h 5m

    Nonstop

    00:55

    BKK

    S M T W T F S

  3. HU496

    Seattle-Tacoma International Airport

    11:00

    SEA

    13h 10m

    Nonstop

    15:10

    PEK

    - M - - - F -
    Search

  4. HU7995

    Beijing Capital International Airport

    19:00

    PEK

    5h

    Nonstop

    23:00

    BKK

    S M T W T F S

  5. OZ271

    Seattle-Tacoma International Airport

    00:55

    SEA

    11h 50m

    Nonstop

    04:45

    ICN

    S M T - T F -
    Search

  6. OZ741

    Incheon International Airport

    19:35

    ICN

    5h 45m

    Nonstop

    23:20

    BKK

    S M T W T F S

  7. PR125

    Seattle-Tacoma International Airport

    23:55

    SEA

    13h 30m

    Nonstop

    04:25

    MNL

    - M T W - - S
    Search

  8. PR732

    Ninoy Aquino International Airport

    20:10

    MNL

    3h 30m

    Nonstop

    22:40

    BKK

    - M T W T - S

  9. KE042

    Seattle-Tacoma International Airport

    13:20

    SEA

    11h 20m

    Nonstop

    16:40

    ICN

    S M T W T F S
    Search

  10. KE657

    Incheon International Airport

    09:45

    ICN

    5h 50m

    Nonstop

    13:35

    BKK

    S M T W T F S

  11. HU496

    Seattle-Tacoma International Airport

    11:00

    SEA

    13h 10m

    Nonstop

    15:10

    PEK

    - M - - - F -
    Search

  12. HU429

    Beijing Capital International Airport

    08:15

    PEK

    5h 5m

    Nonstop

    12:20

    BKK

    S M T W T F S

  13. SQ027

    Seattle-Tacoma International Airport

    10:15

    SEA

    16h 20m

    Nonstop

    17:35

    SIN

    - M - W T F S
    Search

  14. SQ714

    Singapore Changi Airport

    17:30

    SIN

    2h 30m

    Nonstop

    19:00

    BKK

    S M T W T F S
Find more flights and airlines

Seattle-Tacoma International Airport to Suvarnabhumi Airport Flights Info

Flight distance 12,000.72 km
Cheapest one-way ticket price SGD 462
Cheapest return ticket price SGD 912

FAQs for Seattle-Tacoma International Airport to Suvarnabhumi Airport Flights

  • What is the transportation method from the main airport to downtown in Bangkok?

    • The distance from Suvarnabhumi Airport to downtown is about 24 km, by taxi about 40 minutes.
    • The distance from Don Mueang International Airport to downtown is about 22 km, by taxi about 40 minutes.

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