The cheapest round-trip from Warsaw to Porto is about 118 EUR, usually in October 2026; September 2026 is priciest, so booking the low month saves around 90 EUR (~43%). Typical fare ~169 EUR, from 91 priced fares. Flightmussy live data, updated 2026-06-13.
Cheap flights from Warsaw (WAW/WMI) to Porto (OPO). 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: 118 EUR, usually around October 2026. Typical fare ~169 EUR. Across the year prices range roughly 118–208 EUR — about 43% cheaper in the low season than the peak (September 2026). Carriers on this route include Ryanair, Air France, Lufthansa, Tap Air Portugal.
Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.
The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. October 2026 is cheapest; September 2026 is priciest.
| Aug 2026 | 188 EUR | |
|---|---|---|
| Sep 2026 | 208 EUR | |
| Oct 2026 | 118 EUR | |
| Nov 2026 | 150 EUR |
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