Cheapest one-way flights from Austin to Ho Chi Minh City in December from $787

AirHint found the following cheapest one-way flights from Austin (AUS) to Ho Chi Minh City (SGN) in December 2025 (see full year).

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.