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Seattle, United States
One way

Bangkok to Seattle

1 stop · Seoul
09:50BKK → SEA13:37

16h 7m · 1 stop

1h 40m layover Seoul

฿23,811
Korean Air

Exact-itinerary fare history

Near tracked low

Route avg. ฿19,687

฿23,811฿23,797Jul 22Jul 23
First seen
฿23,797
Tracked low
฿23,797
Now
฿23,811
View one-way fare

Continue to secure booking

One-way itinerary

Outbound flight only

OutboundAugust 21·Friday

09:50

BKK

1 stop
16h 7m

13:37

SEAPDT

  1. Korean Air
    BKK09:50ICN17:20
    5h 30m
  2. 1h 40m layover in Seoul
  3. Korean Air
    ICN19:00SEA13:37
    10h 37m

Baggage varies — check booking details.

Nearby one-way departures to Seattle15 days around August 21, 2026
AvgMinp25–p75
฿20,000฿25,000Aug 6Aug 12Aug 18Aug 24Aug 30Sep 5

Cheapest

฿16,479

Aug 28

Global average

฿19,687

All travel dates

August avg

฿22,723

Selected month

One-way price check

Compared only with historical one-way fares on this route

฿23,811
One-way low ฿16,479One-way high ฿42,650

Current fare

฿23,811

One-way average

฿19,687

This month

฿24,563

Deal score

17/100

One-way price history

This itinerary’s recorded one-way fare over time

Jul 22 – Jul 23 · Price History
LowestHighest▲ 0% since Jul 22
฿23,850฿23,800฿23,750฿23,811Jul 22 06:54Jul 22 14:54Jul 22 22:53Jul 23 06:53

Seattle

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FAQ about Seattle

What is the cheapest flight from Bangkok to Seattle?
The cheapest flight we've found from Bangkok to Seattle is ฿16,479. Prices change frequently, so check back often for the latest deals.
What is the average flight price from Bangkok to Seattle?
The average price for flights from Bangkok to Seattle is around ฿19,687. You can save up to 16% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Seattle?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Seattle.
Are there direct flights from Bangkok to Seattle?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Seattle.
Do I need a visa to visit Seattle, United States?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of United States for the most up-to-date visa information before booking your flight.
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