Cologne to Vienna
Cologne to Vienna is cheapest in September. August, the most expensive month we measured, costs about 62 € more.
Cologne to Vienna is 746 km flown direct. Every fare we measured came from Ryanair.
That comes from pricing 193 departure dates across 8 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 Cologne to Vienna?
Anything at or below the quarter mark beats three in four of the 193 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 74 and 150 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 30 €. The day matters less than the month here: pick the month first, then the day.