The cheapest Porto to Belize return flight on the radar right now is €999, flying with Air Europa + Copa via one or more connections. It covers departures in May 2027, and every dated link below opens that exact OPO–BZE search on Skyscanner. That is roughly 12% below the €1,134 this route usually costs. Across 33 recorded checks it has ranged between €996 and €1,356. Our sampling points to May 2027 as the cheapest month to fly Porto to Belize.
We do not post a price and leave it to age. Each fare is re-checked against Skyscanner on a schedule and carries the time it was last confirmed. Not flying from Porto? We track 41 other departure cities for Belize, listed at the foot of this page.
Cheap fares do not hang around. If this one has already gone, nudge the dates either way by a day or two; Porto to Belize is usually still decent value around the same window.