Alaska Airlines

Flights from Seattle to Bangkok

SEA BKK · Thailand

From

£765

return · 1 adult · economy

Operated by

Alaska Airlines

Shortest outbound

See live offers

Direct option

No (connecting only)

Live offers

Sample sail-date: 2026-10-10 outbound · 2026-10-17 return. Prices refresh daily.

How long is a flight from Seattle to Bangkok with Alaska Airlines?: Flight duration varies by routing. Use the live search to see current direct and connecting options.
Does Alaska Airlines fly direct from SEA to BKK?: Not on these sample dates — the cheapest offers we see are connecting flights. Direct service may exist on other dates.
How much does a Alaska Airlines ticket from SEA to BKK cost?: The cheapest return economy fare we found today is £765 for 1 adult, based on sample dates 2026-10-10 → 2026-10-17. Prices change daily — run the live search for current fares.