Cheapest return flights from Seattle to Belize City in January from $370

AirHint found the following cheapest return flights from Seattle (SEA) to Belize City (BZE) in January 2026 (see full year).

Return flights

26 Jan - 29 Jan American Airlines
28 Jan - 02 Feb United
22 Jan - 27 Jan American Airlines
06 Jan - 13 Jan American Airlines
17 Jan - 21 Jan American Airlines
03 Jan - 11 Jan Alaska Airlines direct
31 Jan - 08 Feb Alaska Airlines
08 Jan - 15 Jan Delta
02 Jan - 09 Jan American Airlines
10 Jan - 17 Jan Delta
14 Jan - 18 Jan Air Canada
14 Jan - 19 Jan Air Canada

Also check the deals for one-way flights from Seattle to Belize City in January.

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