Cheapest return flights from Washington to Hanoi in October from $788

AirHint found the following cheapest return flights from Washington (IAD) to Hanoi (HAN) in October 2025 (see full year).

Return flights

21 Oct - 30 Oct Air China
30 Oct - 06 Nov Korean Air
31 Oct - 07 Nov Korean Air
26 Oct - 31 Oct Turkish Airlines
19 Oct - 24 Oct Turkish Airlines
12 Oct - 26 Oct ANA
10 Oct - 25 Oct Air India
11 Oct - 25 Oct Turkish Airlines
22 Oct - 26 Oct Turkish Airlines

Also check the deals for one-way flights from Washington to Hanoi in October.

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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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