AirHint found the following cheapest one-way flights from Chicago (ORD) to Ho Chi Minh City (SGN) in September 2026 (see full year).
One-Way flights
| 17 Sep | Cathay Pacific | ||
| 16 Sep | Frontier Airlines | ||
| 03 Sep | Korean Air | ||
| 19 Sep | Frontier Airlines | ||
| 18 Sep | Cathay Pacific |
Also check the deals for return flights from Chicago to Ho Chi Minh City in September.
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