AirHint found the following cheapest return flights from Chicago (ORD) to Ho Chi Minh City (SGN) in March 2026 (see full year).
Return flights
| 11 Mar - 18 Mar | Cathay Pacific | ||
| 15 Mar - 20 Mar | Turkish Airlines | ||
| 09 Mar - 04 Apr | United | ||
| 07 Mar - 04 Apr | United | ||
| 28 Mar - 29 Mar | EVA Air |
Also check the deals for one-way flights from Chicago to Ho Chi Minh City in March.
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