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

Return flights

09 Dec - 19 Jan	Hawaiian Airlines
06 Dec - 30 Dec	Alaska Airlines
26 Dec - 27 Jan	Delta
28 Dec - 23 Jan	Delta
09 Dec - 30 Dec	United
08 Dec - 09 Jan	United
14 Dec - 28 Dec	Alaska Airlines
27 Dec - 10 Jan	Delta
11 Dec - 30 Dec	United
10 Dec - 30 Dec	Hawaiian Airlines
16 Dec - 30 Dec	United
14 Dec - 30 Dec	Alaska Airlines
17 Dec - 10 Jan	Delta
13 Dec - 30 Dec	Alaska Airlines
18 Dec - 12 Jan	Delta
20 Dec - 04 Jan	Alaska Airlines
07 Dec - 09 Jan	Emirates
19 Dec - 24 Dec	Emirates
22 Dec - 02 Jan	Emirates

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

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 Taipei in December from 1061€

Return flights