Cheapest return flights from Seattle to Bangkok in June from 736€

AirHint found the following cheapest return flights from Seattle (SEA) to Bangkok (BKK) in June 2026 (see full year).

Return flights

05 Jun - 12 Jun Asiana Airlines
15 Jun - 22 Jun Air Canada
22 Jun - 01 Jul Korean Air
20 Jun - 27 Jun Korean Air
11 Jun - 15 Jul Singapore Airlines
15 Jun - 13 Jul Alaska Airlines
19 Jun - 02 Jul Singapore Airlines
16 Jun - 07 Jul Delta

Also check the deals for one-way flights from Seattle to Bangkok in June.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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