Cheapest return flights from Washington to Hanoi in December from 981€

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

Return flights

08 Dec - 22 Dec ANA
24 Dec - 10 Jan Hawaiian Airlines
27 Dec - 08 Jan Korean Air
18 Dec - 24 Jan Frontier Airlines
12 Dec - 05 Jan Frontier Airlines
20 Dec - 30 Dec Frontier Airlines
21 Dec - 28 Dec Frontier Airlines
21 Dec - 29 Dec Delta
20 Dec - 10 Jan Emirates

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

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