AirHint found the following cheapest return flights from Washington (IAD) to Ho Chi Minh City (SGN) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Turkish Airlines
10 Dec - 18 Jan	United
25 Dec - 20 Jan	Turkish Airlines
26 Dec - 22 Jan	Turkish Airlines
12 Dec - 22 Dec	Turkish Airlines
11 Dec - 26 Dec	United
15 Dec - 18 Jan	United
26 Dec - 16 Jan	IndiGo
14 Dec - 18 Jan	Turkish Airlines
25 Dec - 23 Jan	Turkish Airlines
25 Dec - 16 Jan	Alaska Airlines
24 Dec - 15 Jan	Alaska Airlines
13 Dec - 13 Jan	Turkish Airlines
20 Dec - 28 Dec	British Airways
19 Dec - 31 Dec	Iberia

Also check the deals for one-way flights from Washington to Ho Chi Minh City in December.

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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Cheapest return flights from Washington to Ho Chi Minh City in December from $746

Return flights