AirHint found the following cheapest return flights from St. Louis (STL) to Ho Chi Minh City (SGN) in February 2026 (see full year).

Return flights

21 Feb - 03 Mar	Frontier Airlines
16 Feb - 26 Feb	Frontier Airlines
20 Feb - 02 Mar	Frontier Airlines
19 Feb - 01 Mar	Alaska Airlines
18 Feb - 28 Feb	Alaska Airlines
17 Feb - 27 Feb	Cathay Pacific
22 Feb - 30 Mar	Delta
14 Feb - 24 Feb	Frontier Airlines
09 Feb - 03 Mar	Korean Air
15 Feb - 22 Feb	Cathay Pacific
13 Feb - 23 Feb	Frontier Airlines
15 Feb - 25 Feb	Cathay Pacific
08 Feb - 09 Mar	Delta

Also check the deals for one-way flights from St. Louis to Ho Chi Minh City in February.

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 St. Louis to Ho Chi Minh City in February from 978€

Return flights