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Cheapest return flights from St. Louis (STL) to Ho Chi Minh City (SGN), August

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Dates, airline, and price
Dates	Airline	Price
03 Aug 12 Aug	Alaska Airlines
03 Aug 11 Aug	Frontier Airlines
03 Aug 10 Aug	Frontier Airlines
02 Aug 10 Aug	Frontier Airlines

deals for one-way flights from St. Louis to Ho Chi Minh City in August.

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Updated Jun 19, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from St. Louis (STL) to Ho Chi Minh City (SGN), August

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