Bangkok Flight Deals
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Seattle, United States
One way

Bangkok to Seattle

1 stop · Seoul
09:50BKK → SEA13:40

15h 35m · 1 stop

2h 15m layover Seoul

฿19,046
฿19,687-3%
฿641 below average
Alaska AirlinesKorean Air
Lowest 10% in next 365 days

Exact-itinerary fare history

1% above tracked low

Route avg. ฿19,687

฿19,046฿18,943Jul 20Jul 23
First seen
฿19,004
Tracked low
฿18,943
Now
฿19,046
View one-way fare

Continue to secure booking

One-way itinerary

Outbound flight only

OutboundOctober 23·Friday

09:50

BKK

1 stop
15h 35m

13:40

SEAPDT

  1. Korean Air
    BKK09:50ICN17:20
    5h 30m
  2. 2h 15m layover in Seoul
  3. Alaska Airlines
    ICN19:35SEA13:40
    10h 5m

Baggage varies — check booking details.

Nearby one-way departures to Seattle15 days around October 23, 2026
AvgMinp25–p75
฿17,000฿18,000฿19,000Oct 8Oct 14Oct 20Oct 26Nov 1Nov 7

Cheapest

฿16,489

Oct 24

Global average

฿19,687

All travel dates

October avg

฿16,854

Selected month

One-way price check

Compared only with historical one-way fares on this route

฿19,046
One-way low ฿16,479One-way high ฿42,650

Current fare

฿19,046

One-way average

฿19,687

This month

฿16,904

Deal score

8/100

One-way price history

This itinerary’s recorded one-way fare over time

Jul 20 – Jul 23 · Price History
LowestHighest▲ 0% since Jul 20
฿19,100฿19,000฿18,900฿19,046Jul 20 19:31Jul 21 15:19Jul 22 11:06Jul 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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