Bangkok skyline

Seattle (SEA) to Bangkok (BKK) business class award flights

Dates
Travellers and cabin

Who’s flying?

Adults12 and over
1
Cabin
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Departure time

00:0024:00

Arrival time

00:0024:00

Flight duration
Any length

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Departure time

00:0024:00

Arrival time

00:0024:00

Flight duration
Any length
Cheapest right now91,650 milesPlus fees$58.00ProgramLifeMilesLifeMilesAirlineUnited AirlinesUnited AirlinesDepartingThu, Dec 3
Last checked 5h agoChecked

Which program and airline costs you least

Seattle to Bangkok in business class starts at 91.7K miles plus $58.00 — United Airlines through LifeMiles. Alaska Airlines through Atmos Rewards charges the least cash — $39.50 — but wants 200K Atmos points.

Every way to book SEA to BKK with miles or points
Airline
United AirlinesUnited Airlinesvia SFO, HKGLifeMiles91.7Kplus $58.00
Alaska AirlinesAlaska Airlinesvia NRTAtmos Rewards200K Atmos pointsplus $39.50
Air FranceAir Francevia CDGAir France-KLM Flying Blue213.5Kplus $700.90
Starlux AirlinesStarlux Airlinesvia TPEAtmos Rewards250K Atmos pointsplus $50.40
Qatar AirwaysQatar Airwaysvia DOHAtmos Rewards255K Atmos pointsplus $64.50
CondorCondorvia FRAAtmos Rewards400K Atmos pointsplus $128.20

SEA to BKK in business class: the facts

Over the next 60 days we hold business class seats from Seattle to Bangkok on 47 of the 47 departure days we have checked so far (13 days are not checked yet), through 3 programs. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat. Data updated .

  • LifeMiles
    Days with space
    1 of 47 checked
    Lowest
    91,650 miles
    Typical day
    91,650 miles
    Cash on top
    $58
  • Atmos Rewards
    Days with space
    45 of 47 checked
    Lowest
    200,000 Atmos points
    Typical day
    250,000 Atmos points
    Cash on top
    $40 to $129
  • Air France-KLM Flying Blue
    Days with space
    5 of 47 checked
    Lowest
    213,500 miles
    Typical day
    213,500 miles
    Cash on top
    $701

Nonstop or with a connection

No nonstop seats in the window. With a connection on Air France, Alaska Airlines, Condor, Qatar Airways, Starlux Airlines and United Airlines.

How to book it

  1. LifeMiles books on lifemiles.com: sign in there, search SEA to BKK in business class on a date with space, and pay in miles with the cash on top (from $58).
  2. Atmos Rewards books on alaskaair.com: sign in there, search SEA to BKK in business class on a date with space, and pay in Atmos points with the cash on top (from $40).
  3. Air France-KLM Flying Blue books on airfrance.fr: sign in there, search SEA to BKK in business class on a date with space, and pay in miles with the cash on top (from $701).

MilesZone finds the seat; it does not book it or take payment.

Get told the moment a SEA → BKK seat opens.

We re-check that exact seat seconds before the email leaves, so what you open is still there.

Email only. Searching this route stays free for departures in the next 60 days.