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

Return flights

01 May - 06 May	Qatar Airways
01 May - 25 May	Qatar Airways
19 May - 09 Jun	Delta
15 May - 10 Jun	Delta
23 May - 23 Jun	Delta
20 May - 20 Jun	Porter Airlines (Canada) Ltd
24 May - 10 Jun	Delta
30 May - 27 Jun	Delta

Also check the deals for one-way flights from Washington 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 Washington to Ho Chi Minh City in May from 810€

Return flights