Porto to Madrid
Porto to Madrid is cheapest in September. August, the most expensive month we measured, costs about 76 € more.
Porto to Madrid is 438 km flown direct. Every fare we measured came from Ryanair.
That comes from pricing 331 departure dates across 12 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Porto to Madrid?
Anything at or below the quarter mark beats three in four of the 331 one-way fares we measured here. Above the median, wait or move the date.
seen 18 Aug 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 80 and 172 days before departure, closer in than the market as a whole. The cheap fares were on nearer dates, not months away, when we looked.
a snapshot of where the cheap seats sat, seen 18 Aug 2026
Which day of the week is cheapest?
On average, Tuesday departures came out lowest and Sunday highest, a spread of about 13 €. The day matters less than the month here: pick the month first, then the day.