Cheapest return flights from Seattle to Belize City in April from $355

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

Return flights

13 Apr - 14 May Alaska Airlines
19 Apr - 24 Apr United
19 Apr - 11 May United
29 Apr - 19 May Alaska Airlines
25 Apr - 19 May Alaska Airlines
26 Apr - 19 May Alaska Airlines
27 Apr - 19 May Alaska Airlines
30 Apr - 19 May Alaska Airlines
26 Apr - 07 May United
28 Apr - 19 May United
04 Apr - 19 May WestJet
12 Apr - 21 Apr United
03 Apr - 09 Apr United
01 Apr - 08 Apr Alaska Airlines
05 Apr - 11 Apr WestJet
03 Apr - 11 Apr Alaska Airlines
05 Apr - 12 Apr Alaska Airlines
04 Apr - 11 Apr Alaska Airlines
03 Apr - 12 Apr Alaska Airlines
04 Apr - 12 Apr WestJet

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

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