Cheapest return flights from Washington to Hanoi in December from $1202

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

Return flights

07 Dec - 22 Dec Japan Airlines
01 Dec - 07 Dec Japan Airlines
15 Dec - 21 Jan Hawaiian Airlines
02 Dec - 13 Dec Delta
18 Dec - 21 Jan Alaska Airlines
19 Dec - 21 Jan Air Canada
24 Dec - 10 Jan Frontier Airlines
17 Dec - 21 Jan Japan Airlines
24 Dec - 12 Jan Air Canada
18 Dec - 05 Jan Air Canada
22 Dec - 27 Dec Cathay Pacific
19 Dec - 31 Dec Korean Air

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

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