AirHint found the following cheapest return flights from Seoul (GMP) to Ho Chi Minh City (SGN) in May 2026 (see full year).

Return flights

13 May - 19 May	EVA Air
12 May - 19 May	EVA Air
20 May - 27 May	EVA Air
19 May - 27 May	EVA Air
22 May - 26 May	EVA Air
30 May - 03 Jun	EVA Air
29 May - 03 Jun	EVA Air
08 May - 12 May	EVA Air
07 May - 11 May	Air China
08 May - 22 May	Air China
22 May - 25 May	Air China
28 May - 01 Jun	Air China
29 May - 01 Jun	Air China
02 May - 05 May	EVA Air
18 May - 18 Jun	Japan Airlines

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

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 Seoul to Ho Chi Minh City in May from $439

Return flights