AirHint found the following cheapest return flights from Washington (DCA) to Ho Chi Minh City (SGN) in September 2026 (see full year).
Return flights
| 15 Sep - 07 Oct | United | ||
| 17 Sep - 12 Oct | Alaska Airlines | ||
| 02 Sep - 16 Sep | Delta | ||
| 20 Sep - 27 Sep | Alaska Airlines | ||
| 30 Sep - 11 Oct | Alaska Airlines | ||
| 01 Sep - 29 Sep | Emirates |
Also check the deals for one-way flights from Washington to Ho Chi Minh City in September.
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