Cheapest return flights from Washington to Singapore in January from $1090

AirHint found the following cheapest return flights from Washington (DCA) to Singapore (SIN) in January 2026 (see full year).

Return flights

26 Jan - 10 Feb Cathay Pacific
14 Jan - 20 Jan Japan Airlines
08 Jan - 17 Jan Japan Airlines
08 Jan - 18 Jan Japan Airlines
07 Jan - 18 Jan Air Canada
07 Jan - 17 Jan Air Canada
11 Jan - 26 Jan EVA Air
07 Jan - 15 Jan Frontier Airlines
18 Jan - 24 Jan Air Canada
16 Jan - 24 Jan Cathay Pacific
03 Jan - 11 Jan Frontier Airlines

Also check the deals for one-way flights from Washington to Singapore in January.

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