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

Return flights

31 Dec - 25 Jan	United
31 Dec - 28 Jan	United
31 Dec - 24 Jan	United
05 Dec - 26 Dec	United
05 Dec - 27 Dec	Ethiopian Airlines
08 Dec - 30 Dec	Air France
06 Dec - 27 Dec	Air France
06 Dec - 26 Dec	KLM
12 Dec - 30 Dec	Ethiopian Airlines
26 Dec - 19 Jan	United
26 Dec - 18 Jan	Air France
16 Dec - 19 Jan	Air France
17 Dec - 18 Jan	Air France
17 Dec - 23 Jan	Air France
17 Dec - 19 Jan	Air France
17 Dec - 17 Jan	ANA

Also check the deals for one-way flights from Washington to Manila 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 Manila in December from 1143€

Return flights