The cheapest round-trip from Rome to Lisbon is about 60 EUR, usually in December 2026; June 2026 is priciest, so booking the low month saves around 62 EUR (~50%). Typical fare ~80 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-05.
Cheap flights from Rome (FCO/CIA) to Lisbon (LIS). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.
Cheapest round-trip seen: 60 EUR, usually around December 2026. Typical fare ~80 EUR. Across the year prices range roughly 60–122 EUR — about 50% cheaper in the low season than the peak (June 2026). Carriers on this route include Wizz Air, Ryanair, Vueling, Tap Air Portugal.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-05. Prices change constantly — search live for current fares.
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