AirHint found the following cheapest return flights from Seattle (SEA) to Ho Chi Minh City (SGN) in August 2026 (see full year).
Return flights
| 24 Aug - 06 Sep | Asiana Airlines | ||
| 10 Aug - 20 Aug | Korean Air | ||
| 03 Aug - 31 Aug | Korean Air | ||
| 23 Aug - 06 Sep | Korean Air |
Also check the deals for one-way flights from Seattle to Ho Chi Minh City in August.
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