This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $122 fare is the cheapest current round-trip from Porto (OPO) to MIL on MW flight MW4041, departing 2026-07-03 at 14:30 with return on 2026-07-07.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.